Update ContentLocalizationManager.cs

# Conflicts:
#	.github/CODEOWNERS
#	Content.Server/Administration/Systems/AdminVerbSystem.Smites.cs
#	Content.Server/IdentityManagement/IdentitySystem.cs
#	Content.Server/Players/PlayTimeTracking/PlayTimeTrackingSystem.cs

Content.Benchmarks/GlobalUsings.cs

@@ -0,0 +1,3 @@
+// Global usings for Content.Benchmarks
+
+global using Robust.UnitTesting.Pool;

Content.Client/Access/UI/AccessOverriderWindow.xaml.cs

@@ -25,7 +25,7 @@ namespace Content.Client.Access.UI
         public void SetAccessLevels(IPrototypeManager protoManager, List<ProtoId<AccessLevelPrototype>> accessLevels)
         {
             _accessButtons.Clear();
-            AccessLevelGrid.DisposeAllChildren();
+            AccessLevelGrid.RemoveAllChildren();
 
             foreach (var access in accessLevels)
             {

Content.Client/Access/UI/AgentIDCardWindow.xaml.cs

@@ -41,7 +41,7 @@ namespace Content.Client.Access.UI
 
         public void SetAllowedIcons(string currentJobIconId)
         {
-            IconGrid.DisposeAllChildren();
+            IconGrid.RemoveAllChildren();
 
             var jobIconButtonGroup = new ButtonGroup();
             var i = 0;

Content.Client/Access/UI/GroupedAccessLevelChecklist.xaml.cs

@@ -99,8 +99,8 @@ public sealed partial class GroupedAccessLevelChecklist : BoxContainer
 
     private bool TryRebuildAccessGroupControls()
     {
-        AccessGroupList.DisposeAllChildren();
-        AccessLevelChecklist.DisposeAllChildren();
+        AccessGroupList.RemoveAllChildren();
+        AccessLevelChecklist.RemoveAllChildren();
 
         // No access level prototypes were assigned to any of the access level groups.
         // Either the turret controller has no assigned access levels or their names were invalid.
@@ -165,7 +165,7 @@ public sealed partial class GroupedAccessLevelChecklist : BoxContainer
     /// </summary>
     public void RebuildAccessLevelsControls()
     {
-        AccessLevelChecklist.DisposeAllChildren();
+        AccessLevelChecklist.RemoveAllChildren();
         _accessLevelEntries.Clear();
 
         // No access level prototypes were assigned to any of the access level groups

Content.Client/Actions/ActionsSystem.cs

@@ -33,6 +33,7 @@ namespace Content.Client.Actions
         [Dependency] private readonly IPrototypeManager _proto = default!;
         [Dependency] private readonly IResourceManager _resources = default!;
         [Dependency] private readonly MetaDataSystem _metaData = default!;
+        [Dependency] private readonly ISerializationManager _serialization = default!;
 
         public event Action<EntityUid>? OnActionAdded;
         public event Action<EntityUid>? OnActionRemoved;
@@ -286,8 +287,27 @@ namespace Content.Client.Actions
                     continue;
                 }
 
+                if (assignmentNode is SequenceDataNode sequenceAssignments)
+                {
+                    try
+                    {
+                        var nodeAssignments = _serialization.Read<List<(byte Hotbar, byte Slot)>>(sequenceAssignments, notNullableOverride: true);
+
+                        foreach (var index in nodeAssignments)
+                        {
+                            assignments.Add(new SlotAssignment(index.Hotbar, index.Slot, actionId));
+                        }
+                    }
+                    catch (Exception ex)
+                    {
+                        Log.Error($"Failed to parse action assignments: {ex}");
+                    }
+                }
+
                 AddActionDirect((user, actions), actionId);
             }
+
+            AssignSlot?.Invoke(assignments);
         }
 
         private void OnWorldTargetAttempt(Entity<WorldTargetActionComponent> ent, ref ActionTargetAttemptEvent args)
@@ -309,10 +329,10 @@ namespace Content.Client.Actions
             // this is the actual entity-world targeting magic
             EntityUid? targetEnt = null;
             if (TryComp<EntityTargetActionComponent>(ent, out var entity) &&
-                args.Input.EntityUid != null &&
-                ValidateEntityTarget(user, args.Input.EntityUid, (uid, entity)))
+                args.Input.EntityUid is { Valid: true } entityUid &&
+                ValidateEntityTarget(user, entityUid, (uid, entity)))
             {
-                targetEnt = args.Input.EntityUid;
+                targetEnt = entityUid;
             }
 
             if (action.ClientExclusive)

Content.Client/Administration/UI/AdminCamera/AdminCameraWindow.xaml

@@ -1,6 +1,5 @@
 <DefaultWindow xmlns="https://spacestation14.io"
     Title="{Loc admin-camera-window-title-placeholder}"
     SetSize="425 550"
-    MinSize="200 225"
-    Name="Window">
+    MinSize="200 225">
 </DefaultWindow>

Content.Client/Administration/UI/BanPanel/BanPanel.xaml.cs

@@ -24,7 +24,7 @@ namespace Content.Client.Administration.UI.BanPanel;
 [GenerateTypedNameReferences]
 public sealed partial class BanPanel : DefaultWindow
 {
-    public event Action<string?, (IPAddress, int)?, bool, ImmutableTypedHwid?, bool, uint, string, NoteSeverity, string[]?, bool>? BanSubmitted;
+    public event Action<Ban>? BanSubmitted;
     public event Action<string>? PlayerChanged;
     private string? PlayerUsername { get; set; }
     private (IPAddress, int)? IpAddress { get; set; }
@@ -37,8 +37,8 @@ public sealed partial class BanPanel : DefaultWindow
     // This is less efficient than just holding a reference to the root control and enumerating children, but you
     // have to know how the controls are nested, which makes the code more complicated.
     // Role group name -> the role buttons themselves.
-    private readonly Dictionary<string, List<Button>> _roleCheckboxes = new();
-    private readonly ISawmill _banpanelSawmill;
+    private readonly Dictionary<string, List<(Button, IPrototype)>> _roleCheckboxes = new();
+    private readonly ISawmill _banPanelSawmill;
 
     [Dependency] private readonly IGameTiming _gameTiming = default!;
     [Dependency] private readonly IConfigurationManager _cfg = default!;
@@ -79,7 +79,7 @@ public sealed partial class BanPanel : DefaultWindow
     {
         RobustXamlLoader.Load(this);
         IoCManager.InjectDependencies(this);
-        _banpanelSawmill = _logManager.GetSawmill("admin.banpanel");
+        _banPanelSawmill = _logManager.GetSawmill("admin.banpanel");
         PlayerList.OnSelectionChanged += OnPlayerSelectionChanged;
         PlayerNameLine.OnFocusExit += _ => OnPlayerNameChanged();
         PlayerCheckbox.OnPressed += _ =>
@@ -110,7 +110,7 @@ public sealed partial class BanPanel : DefaultWindow
             TypeOption.SelectId(args.Id);
             OnTypeChanged();
         };
-        LastConnCheckbox.OnPressed += args =>
+        LastConnCheckbox.OnPressed += _ =>
         {
             IpLine.ModulateSelfOverride = null;
             HwidLine.ModulateSelfOverride = null;
@@ -164,7 +164,7 @@ public sealed partial class BanPanel : DefaultWindow
 
         var antagRoles = _protoMan.EnumeratePrototypes<AntagPrototype>()
                                   .OrderBy(x => x.ID);
-        CreateRoleGroup("Antagonist", Color.Red, antagRoles);
+        CreateRoleGroup(AntagPrototype.GroupName, AntagPrototype.GroupColor, antagRoles);
     }
 
     /// <summary>
@@ -236,14 +236,14 @@ public sealed partial class BanPanel : DefaultWindow
         {
             foreach (var role in _roleCheckboxes[groupName])
             {
-                role.Pressed = args.Pressed;
+                role.Item1.Pressed = args.Pressed;
             }
 
             if (args.Pressed)
             {
                 if (!Enum.TryParse(_cfg.GetCVar(CCVars.DepartmentBanDefaultSeverity), true, out NoteSeverity newSeverity))
                 {
-                    _banpanelSawmill
+                    _banPanelSawmill
                         .Warning("Departmental role ban severity could not be parsed from config!");
                     return;
                 }
@@ -255,14 +255,14 @@ public sealed partial class BanPanel : DefaultWindow
                 {
                     foreach (var button in roleButtons)
                     {
-                        if (button.Pressed)
+                        if (button.Item1.Pressed)
                             return;
                     }
                 }
 
                 if (!Enum.TryParse(_cfg.GetCVar(CCVars.RoleBanDefaultSeverity), true, out NoteSeverity newSeverity))
                 {
-                    _banpanelSawmill
+                    _banPanelSawmill
                         .Warning("Role ban severity could not be parsed from config!");
                     return;
                 }
@@ -294,7 +294,7 @@ public sealed partial class BanPanel : DefaultWindow
     }
 
     /// <summary>
-    /// Adds a checkbutton specifically for one "role" in a "group"
+    /// Adds a check button specifically for one "role" in a "group"
     /// E.g. it would add the Chief Medical Officer "role" into the "Medical" group.
     /// </summary>
     private void AddRoleCheckbox(string group, string role, GridContainer roleGroupInnerContainer, Button roleGroupCheckbox)
@@ -302,23 +302,36 @@ public sealed partial class BanPanel : DefaultWindow
         var roleCheckboxContainer = new BoxContainer();
         var roleCheckButton = new Button
         {
-            Name = $"{role}RoleCheckbox",
+            Name = role,
             Text = role,
             ToggleMode = true,
         };
         roleCheckButton.OnToggled += args =>
         {
             // Checks the role group checkbox if all the children are pressed
-            if (args.Pressed && _roleCheckboxes[group].All(e => e.Pressed))
+            if (args.Pressed && _roleCheckboxes[group].All(e => e.Item1.Pressed))
                 roleGroupCheckbox.Pressed = args.Pressed;
             else
                 roleGroupCheckbox.Pressed = false;
         };
 
+        IPrototype rolePrototype;
+
+        if (_protoMan.TryIndex<JobPrototype>(role, out var jobPrototype))
+            rolePrototype = jobPrototype;
+        else if (_protoMan.TryIndex<AntagPrototype>(role, out var antagPrototype))
+            rolePrototype = antagPrototype;
+        else
+        {
+            _banPanelSawmill.Error($"Adding a role checkbox for role {role}: role is not a JobPrototype or AntagPrototype.");
+
+            return;
+        }
+
         // This is adding the icon before the role name
         // TODO: This should not be using raw strings for prototypes as it means it won't be validated at all.
-        // I know the ban manager is doing the same thing, but that should not leak into UI code.
-        if (_protoMan.TryIndex<JobPrototype>(role, out var jobPrototype) && _protoMan.Resolve(jobPrototype.Icon, out var iconProto))
+        // // I know the ban manager is doing the same thing, but that should not leak into UI code.
+        if (jobPrototype is not null && _protoMan.TryIndex(jobPrototype.Icon, out var iconProto))
         {
             var jobIconTexture = new TextureRect
             {
@@ -335,7 +348,7 @@ public sealed partial class BanPanel : DefaultWindow
         roleGroupInnerContainer.AddChild(roleCheckboxContainer);
 
         _roleCheckboxes.TryAdd(group, []);
-        _roleCheckboxes[group].Add(roleCheckButton);
+        _roleCheckboxes[group].Add((roleCheckButton, rolePrototype));
     }
 
     public void UpdateBanFlag(bool newFlag)
@@ -488,7 +501,7 @@ public sealed partial class BanPanel : DefaultWindow
                     newSeverity = serverSeverity;
                 else
                 {
-                    _banpanelSawmill
+                    _banPanelSawmill
                         .Warning("Server ban severity could not be parsed from config!");
                 }
 
@@ -501,7 +514,7 @@ public sealed partial class BanPanel : DefaultWindow
                     }
                     else
                     {
-                        _banpanelSawmill
+                        _banPanelSawmill
                             .Warning("Role ban severity could not be parsed from config!");
                     }
                     break;
@@ -546,34 +559,51 @@ public sealed partial class BanPanel : DefaultWindow
 
     private void SubmitButtonOnOnPressed(BaseButton.ButtonEventArgs obj)
     {
-        string[]? roles = null;
+        ProtoId<JobPrototype>[]? jobs = null;
+        ProtoId<AntagPrototype>[]? antags = null;
+
         if (TypeOption.SelectedId == (int) Types.Role)
         {
-            var rolesList = new List<string>();
+            var jobList = new List<ProtoId<JobPrototype>>();
+            var antagList = new List<ProtoId<AntagPrototype>>();
+
             if (_roleCheckboxes.Count == 0)
                 throw new DebugAssertException("RoleCheckboxes was empty");
 
             foreach (var button in _roleCheckboxes.Values.SelectMany(departmentButtons => departmentButtons))
             {
-                if (button is { Pressed: true, Text: not null })
+                if (button.Item1 is { Pressed: true, Name: not null })
                 {
-                    rolesList.Add(button.Text);
+                    switch (button.Item2)
+                    {
+                        case JobPrototype:
+                            jobList.Add(button.Item2.ID);
+
+                            break;
+                        case AntagPrototype:
+                            antagList.Add(button.Item2.ID);
+
+                            break;
+                    }
                 }
             }
 
-            if (rolesList.Count == 0)
+            if (jobList.Count + antagList.Count == 0)
             {
                 Tabs.CurrentTab = (int) TabNumbers.Roles;
+
                 return;
             }
 
-            roles = rolesList.ToArray();
+            jobs = jobList.ToArray();
+            antags = antagList.ToArray();
         }
 
         if (TypeOption.SelectedId == (int) Types.None)
         {
             TypeOption.ModulateSelfOverride = Color.Red;
             Tabs.CurrentTab = (int) TabNumbers.BasicInfo;
+
             return;
         }
 
@@ -585,6 +615,7 @@ public sealed partial class BanPanel : DefaultWindow
             ReasonTextEdit.GrabKeyboardFocus();
             ReasonTextEdit.ModulateSelfOverride = Color.Red;
             ReasonTextEdit.OnKeyBindDown += ResetTextEditor;
+
             return;
         }
 
@@ -593,6 +624,7 @@ public sealed partial class BanPanel : DefaultWindow
             ButtonResetOn = _gameTiming.CurTime.Add(TimeSpan.FromSeconds(3));
             SubmitButton.ModulateSelfOverride = Color.Red;
             SubmitButton.Text = Loc.GetString("ban-panel-confirm");
+
             return;
         }
 
@@ -601,7 +633,22 @@ public sealed partial class BanPanel : DefaultWindow
         var useLastHwid = HwidCheckbox.Pressed && LastConnCheckbox.Pressed && Hwid is null;
         var severity = (NoteSeverity) SeverityOption.SelectedId;
         var erase = EraseCheckbox.Pressed;
-        BanSubmitted?.Invoke(player, IpAddress, useLastIp, Hwid, useLastHwid, (uint) (TimeEntered * Multiplier), reason, severity, roles, erase);
+
+        var ban = new Ban(
+            player,
+            IpAddress,
+            useLastIp,
+            Hwid,
+            useLastHwid,
+            (uint)(TimeEntered * Multiplier),
+            reason,
+            severity,
+            jobs,
+            antags,
+            erase
+        );
+
+        BanSubmitted?.Invoke(ban);
     }
 
     protected override void FrameUpdate(FrameEventArgs args)

Content.Client/Administration/UI/BanPanel/BanPanelEui.cs

@@ -14,8 +14,7 @@ public sealed class BanPanelEui : BaseEui
     {
         BanPanel = new BanPanel();
         BanPanel.OnClose += () => SendMessage(new CloseEuiMessage());
-        BanPanel.BanSubmitted += (player, ip, useLastIp, hwid, useLastHwid, minutes, reason, severity, roles, erase)
-            => SendMessage(new BanPanelEuiStateMsg.CreateBanRequest(player, ip, useLastIp, hwid, useLastHwid, minutes, reason, severity, roles, erase));
+        BanPanel.BanSubmitted += ban => SendMessage(new BanPanelEuiStateMsg.CreateBanRequest(ban));
         BanPanel.PlayerChanged += player => SendMessage(new BanPanelEuiStateMsg.GetPlayerInfoRequest(player));
     }
 

Content.Client/Administration/UI/ManageSolutions/EditSolutionsWindow.xaml.cs

@@ -67,7 +67,7 @@ namespace Content.Client.Administration.UI.ManageSolutions
         /// </summary>
         public void UpdateReagents()
         {
-            ReagentList.DisposeAllChildren();
+            ReagentList.RemoveAllChildren();
 
             if (_selectedSolution == null || _solutions == null)
                 return;
@@ -92,7 +92,7 @@ namespace Content.Client.Administration.UI.ManageSolutions
         /// <param name="solution">The selected solution.</param>
         private void UpdateVolumeBox(Solution solution)
         {
-            VolumeBox.DisposeAllChildren();
+            VolumeBox.RemoveAllChildren();
 
             var volumeLabel = new Label();
             volumeLabel.HorizontalExpand = true;
@@ -131,7 +131,7 @@ namespace Content.Client.Administration.UI.ManageSolutions
         /// <param name="solution">The selected solution.</param>
         private void UpdateThermalBox(Solution solution)
         {
-            ThermalBox.DisposeAllChildren();
+            ThermalBox.RemoveAllChildren();
             var heatCap = solution.GetHeatCapacity(null);
             var specificHeatLabel = new Label();
             specificHeatLabel.HorizontalExpand = true;

Content.Client/Administration/UI/Notes/AdminNotesLine.xaml.cs

@@ -82,7 +82,11 @@ public sealed partial class AdminNotesLine : BoxContainer
 
         if (Note.UnbannedTime is not null)
         {
-            ExtraLabel.Text = Loc.GetString("admin-notes-unbanned", ("admin", Note.UnbannedByName ?? "[error]"), ("date", Note.UnbannedTime));
+            ExtraLabel.Text = Loc.GetString(
+                "admin-notes-unbanned",
+                ("admin", Note.UnbannedByName ?? "[error]"),
+                ("date", Note.UnbannedTime.Value.ToLocalTime().ToString("yyyy-MM-dd HH:mm:ss"))
+            );
             ExtraLabel.Visible = true;
         }
         else if (Note.ExpiryTime is not null)
@@ -139,7 +143,7 @@ public sealed partial class AdminNotesLine : BoxContainer
 
     private string FormatRoleBanMessage()
     {
-        var banMessage = new StringBuilder($"{Loc.GetString("admin-notes-banned-from")} {string.Join(", ", Note.BannedRoles ?? new []{"unknown"})} ");
+        var banMessage = new StringBuilder($"{Loc.GetString("admin-notes-banned-from")} {string.Join(", ", Note.BannedRoles ?? new[] { "unknown" })} ");
         return FormatBanMessageCommon(banMessage);
     }
 

Content.Client/Atmos/Monitor/UI/Widgets/ThresholdBoundControl.xaml.cs

@@ -30,7 +30,10 @@ public sealed partial class ThresholdBoundControl : BoxContainer
     public void SetValue(float value)
     {
         _value = value;
-        CSpinner.Value = ScaledValue;
+        if (!CSpinner.HasKeyboardFocus())
+        {
+            CSpinner.Value = ScaledValue;
+        }
     }
 
     public void SetEnabled(bool enabled)

Content.Client/Cargo/UI/CargoConsoleMenu.xaml.cs

@@ -206,7 +206,7 @@ namespace Content.Client.Cargo.UI
             if (!_orderConsoleQuery.TryComp(_owner, out var orderConsole))
                 return;
 
-            Requests.DisposeAllChildren();
+            Requests.RemoveAllChildren();
 
             foreach (var order in orders)
             {

Content.Client/Cargo/UI/CargoShuttleMenu.xaml.cs

@@ -30,7 +30,7 @@ namespace Content.Client.Cargo.UI
 
         public void SetOrders(SpriteSystem sprites, IPrototypeManager protoManager, List<CargoOrderData> orders)
         {
-            Orders.DisposeAllChildren();
+            Orders.RemoveAllChildren();
 
             foreach (var order in orders)
             {

Content.Client/CartridgeLoader/Cartridges/CrewManifestUiFragment.xaml.cs

@@ -1,4 +1,4 @@
-using Content.Client.CrewManifest.UI;
+using Content.Client.CrewManifest.UI;
 using Content.Shared.CrewManifest;
 using Robust.Client.AutoGenerated;
 using Robust.Client.UserInterface.Controls;
@@ -21,7 +21,6 @@ public sealed partial class CrewManifestUiFragment : BoxContainer
 
     public void UpdateState(string stationName, CrewManifestEntries? entries)
     {
-        CrewManifestListing.DisposeAllChildren();
         CrewManifestListing.RemoveAllChildren();
 
         StationNameContainer.Visible = entries != null;

Content.Client/Changelog/ChangelogWindow.xaml.cs

@@ -55,7 +55,7 @@ namespace Content.Client.Changelog
             // Changelog is not kept in memory so load it again.
             var changelogs = await _changelog.LoadChangelog();
 
-            Tabs.DisposeAllChildren();
+            Tabs.RemoveAllChildren();
 
             var i = 0;
             foreach (var changelog in changelogs)

Content.Client/ContextMenu/UI/ContextMenuUIController.cs

@@ -95,7 +95,7 @@ namespace Content.Client.ContextMenu.UI
         /// </summary>
         public void Close()
         {
-            RootMenu.MenuBody.DisposeAllChildren();
+            RootMenu.MenuBody.RemoveAllChildren();
             CancelOpen?.Cancel();
             CancelClose?.Cancel();
             OnContextClosed?.Invoke();

Content.Client/ContextMenu/UI/EntityMenuUIController.cs

@@ -293,7 +293,7 @@ namespace Content.Client.ContextMenu.UI
             var element = new EntityMenuElement(entity);
             element.SubMenu = new ContextMenuPopup(_context, element);
             element.SubMenu.OnPopupOpen += () => _verb.OpenVerbMenu(entity, popup: element.SubMenu);
-            element.SubMenu.OnPopupHide += element.SubMenu.MenuBody.DisposeAllChildren;
+            element.SubMenu.OnPopupHide += element.SubMenu.MenuBody.RemoveAllChildren;
             _context.AddElement(menu, element);
             Elements.TryAdd(entity, element);
         }

Content.Client/Crayon/UI/CrayonWindow.xaml.cs

@@ -53,7 +53,7 @@ namespace Content.Client.Crayon.UI
         private void RefreshList()
         {
             // Clear
-            Grids.DisposeAllChildren();
+            Grids.RemoveAllChildren();
 
             if (_decals == null || _allDecals == null)
                 return;

Content.Client/CrewManifest/CrewManifestUi.xaml.cs

@@ -18,7 +18,6 @@ public sealed partial class CrewManifestUi : DefaultWindow
 
     public void Populate(string name, CrewManifestEntries? entries)
     {
-        CrewManifestListing.DisposeAllChildren();
         CrewManifestListing.RemoveAllChildren();
 
         StationNameContainer.Visible = entries != null;

Content.Client/Doors/DoorSystem.cs

@@ -31,7 +31,7 @@ public sealed class DoorSystem : SharedDoorSystem
 
         comp.OpeningAnimation = new Animation
         {
-            Length = TimeSpan.FromSeconds(comp.OpeningAnimationTime),
+            Length = comp.OpeningAnimationTime,
             AnimationTracks =
             {
                 new AnimationTrackSpriteFlick
@@ -47,7 +47,7 @@ public sealed class DoorSystem : SharedDoorSystem
 
         comp.ClosingAnimation = new Animation
         {
-            Length = TimeSpan.FromSeconds(comp.ClosingAnimationTime),
+            Length = comp.ClosingAnimationTime,
             AnimationTracks =
             {
                 new AnimationTrackSpriteFlick
@@ -63,7 +63,7 @@ public sealed class DoorSystem : SharedDoorSystem
 
         comp.EmaggingAnimation = new Animation
         {
-            Length = TimeSpan.FromSeconds(comp.EmaggingAnimationTime),
+            Length = comp.EmaggingAnimationTime,
             AnimationTracks =
             {
                 new AnimationTrackSpriteFlick
@@ -116,14 +116,14 @@ public sealed class DoorSystem : SharedDoorSystem
 
                 return;
             case DoorState.Opening:
-                if (entity.Comp.OpeningAnimationTime == 0.0)
+                if (entity.Comp.OpeningAnimationTime == TimeSpan.Zero)
                     return;
 
                 _animationSystem.Play(entity, (Animation)entity.Comp.OpeningAnimation, DoorComponent.AnimationKey);
 
                 return;
             case DoorState.Closing:
-                if (entity.Comp.ClosingAnimationTime == 0.0 || entity.Comp.CurrentlyCrushing.Count != 0)
+                if (entity.Comp.ClosingAnimationTime == TimeSpan.Zero || entity.Comp.CurrentlyCrushing.Count != 0)
                     return;
 
                 _animationSystem.Play(entity, (Animation)entity.Comp.ClosingAnimation, DoorComponent.AnimationKey);

Content.Client/Gateway/UI/GatewayWindow.xaml.cs

@@ -72,7 +72,7 @@ public sealed partial class GatewayWindow : FancyWindow,
         _isUnlockPending = _nextUnlock >= _timing.CurTime;
         _isCooldownPending = _nextReady >= _timing.CurTime;
 
-        Container.DisposeAllChildren();
+        Container.RemoveAllChildren();
 
         if (_destinations.Count == 0)
         {

Content.Client/Graphics/OverlayResourceCache.cs

@@ -0,0 +1,90 @@
+using Robust.Client.Graphics;
+
+namespace Content.Client.Graphics;
+
+/// <summary>
+/// A cache for <see cref="Overlay"/>s to store per-viewport render resources, such as render targets.
+/// </summary>
+/// <typeparam name="T">The type of data stored in the cache.</typeparam>
+public sealed class OverlayResourceCache<T> : IDisposable where T : class, IDisposable
+{
+    private readonly Dictionary<long, CacheEntry> _cache = new();
+
+    /// <summary>
+    /// Get the data for a specific viewport, creating a new entry if necessary.
+    /// </summary>
+    /// <remarks>
+    /// The cached data may be cleared at any time if <see cref="IClydeViewport.ClearCachedResources"/> gets invoked.
+    /// </remarks>
+    /// <param name="viewport">The viewport for which to retrieve cached data.</param>
+    /// <param name="factory">A delegate used to create the cached data, if necessary.</param>
+    public T GetForViewport(IClydeViewport viewport, Func<IClydeViewport, T> factory)
+    {
+        return GetForViewport(viewport, out _, factory);
+    }
+
+    /// <summary>
+    /// Get the data for a specific viewport, creating a new entry if necessary.
+    /// </summary>
+    /// <remarks>
+    /// The cached data may be cleared at any time if <see cref="IClydeViewport.ClearCachedResources"/> gets invoked.
+    /// </remarks>
+    /// <param name="viewport">The viewport for which to retrieve cached data.</param>
+    /// <param name="wasCached">True if the data was pulled from cache, false if it was created anew.</param>
+    /// <param name="factory">A delegate used to create the cached data, if necessary.</param>
+    public T GetForViewport(IClydeViewport viewport, out bool wasCached, Func<IClydeViewport, T> factory)
+    {
+        if (_cache.TryGetValue(viewport.Id, out var entry))
+        {
+            wasCached = true;
+            return entry.Data;
+        }
+
+        wasCached = false;
+
+        entry = new CacheEntry
+        {
+            Data = factory(viewport),
+            Viewport = new WeakReference<IClydeViewport>(viewport),
+        };
+        _cache.Add(viewport.Id, entry);
+
+        viewport.ClearCachedResources += ViewportOnClearCachedResources;
+
+        return entry.Data;
+    }
+
+    private void ViewportOnClearCachedResources(ClearCachedViewportResourcesEvent ev)
+    {
+        if (!_cache.Remove(ev.ViewportId, out var entry))
+        {
+            // I think this could theoretically happen if you manually dispose the cache *after* a leaked viewport got
+            // GC'd, but before its ClearCachedResources got invoked.
+            return;
+        }
+
+        entry.Data.Dispose();
+
+        if (ev.Viewport != null)
+            ev.Viewport.ClearCachedResources -= ViewportOnClearCachedResources;
+    }
+
+    public void Dispose()
+    {
+        foreach (var entry in _cache)
+        {
+            if (entry.Value.Viewport.TryGetTarget(out var viewport))
+                viewport.ClearCachedResources -= ViewportOnClearCachedResources;
+
+            entry.Value.Data.Dispose();
+        }
+
+        _cache.Clear();
+    }
+
+    private struct CacheEntry
+    {
+        public T Data;
+        public WeakReference<IClydeViewport> Viewport;
+    }
+}

Content.Client/HealthAnalyzer/UI/HealthAnalyzerWindow.xaml.cs

@@ -116,7 +116,7 @@ namespace Content.Client.HealthAnalyzer.UI
             AlertsContainer.Visible = showAlerts;
 
             if (showAlerts)
-                AlertsContainer.DisposeAllChildren();
+                AlertsContainer.RemoveAllChildren();
 
             if (msg.Unrevivable == true)
                 AlertsContainer.AddChild(new RichTextLabel

Content.Client/Humanoid/MarkingPicker.xaml.cs

@@ -404,7 +404,7 @@ public sealed partial class MarkingPicker : Control
 
         var stateNames = GetMarkingStateNames(prototype);
         _currentMarkingColors.Clear();
-        CMarkingColors.DisposeAllChildren();
+        CMarkingColors.RemoveAllChildren();
         List<ColorSelectorSliders> colorSliders = new();
         for (int i = 0; i < prototype.Sprites.Count; i++)
         {

Content.Client/Humanoid/SingleMarkingPicker.xaml.cs

@@ -216,7 +216,6 @@ public sealed partial class SingleMarkingPicker : BoxContainer
 
         var marking = _markings[Slot];
 
-        ColorSelectorContainer.DisposeAllChildren();
         ColorSelectorContainer.RemoveAllChildren();
 
         if (marking.MarkingColors.Count != proto.Sprites.Count)

Content.Client/IdentityManagement/IdentitySystem.cs

@@ -1,7 +0,0 @@
-using Content.Shared.IdentityManagement;
-
-namespace Content.Client.IdentityManagement;
-
-public sealed class IdentitySystem : SharedIdentitySystem
-{
-}

Content.Client/Light/AfterLightTargetOverlay.cs

@@ -30,6 +30,7 @@ public sealed class AfterLightTargetOverlay : Overlay
             return;
 
         var lightOverlay = _overlay.GetOverlay<BeforeLightTargetOverlay>();
+        var lightRes = lightOverlay.GetCachedForViewport(args.Viewport);
         var bounds = args.WorldBounds;
 
         // at 1-1 render scale it's mostly fine but at 4x4 it's way too fkn big
@@ -38,7 +39,7 @@ public sealed class AfterLightTargetOverlay : Overlay
 
         var localMatrix =
             viewport.LightRenderTarget.GetWorldToLocalMatrix(viewport.Eye, newScale);
-        var diff = (lightOverlay.EnlargedLightTarget.Size - viewport.LightRenderTarget.Size);
+        var diff = (lightRes.EnlargedLightTarget.Size - viewport.LightRenderTarget.Size);
         var halfDiff = diff / 2;
 
         // Pixels -> Metres -> Half distance.
@@ -53,7 +54,7 @@ public sealed class AfterLightTargetOverlay : Overlay
                     viewport.LightRenderTarget.Size.Y + halfDiff.Y);
 
                 worldHandle.SetTransform(localMatrix);
-                worldHandle.DrawTextureRectRegion(lightOverlay.EnlargedLightTarget.Texture, bounds, subRegion: subRegion);
+                worldHandle.DrawTextureRectRegion(lightRes.EnlargedLightTarget.Texture, bounds, subRegion: subRegion);
             }, Color.Transparent);
     }
 }

Content.Client/Light/AmbientOcclusionOverlay.cs

@@ -1,4 +1,5 @@
 using System.Numerics;
+using Content.Client.Graphics;
 using Content.Shared.CCVar;
 using Content.Shared.Maps;
 using Robust.Client.Graphics;
@@ -27,11 +28,7 @@ public sealed class AmbientOcclusionOverlay : Overlay
 
     public override OverlaySpace Space => OverlaySpace.WorldSpaceBelowEntities;
 
-    private IRenderTexture? _aoTarget;
-    private IRenderTexture? _aoBlurBuffer;
-
-    // Couldn't figure out a way to avoid this so if you can then please do.
-    private IRenderTexture? _aoStencilTarget;
+    private readonly OverlayResourceCache<CachedResources> _resources = new ();
 
     public AmbientOcclusionOverlay()
     {
@@ -69,30 +66,32 @@ public sealed class AmbientOcclusionOverlay : Overlay
         var turfSystem = _entManager.System<TurfSystem>();
         var invMatrix = args.Viewport.GetWorldToLocalMatrix();
 
-        if (_aoTarget?.Texture.Size != target.Size)
+        var res = _resources.GetForViewport(args.Viewport, static _ => new CachedResources());
+
+        if (res.AOTarget?.Texture.Size != target.Size)
         {
-            _aoTarget?.Dispose();
-            _aoTarget = _clyde.CreateRenderTarget(target.Size, new RenderTargetFormatParameters(RenderTargetColorFormat.Rgba8Srgb), name: "ambient-occlusion-target");
+            res.AOTarget?.Dispose();
+            res.AOTarget = _clyde.CreateRenderTarget(target.Size, new RenderTargetFormatParameters(RenderTargetColorFormat.Rgba8Srgb), name: "ambient-occlusion-target");
         }
 
-        if (_aoBlurBuffer?.Texture.Size != target.Size)
+        if (res.AOBlurBuffer?.Texture.Size != target.Size)
         {
-            _aoBlurBuffer?.Dispose();
-            _aoBlurBuffer = _clyde.CreateRenderTarget(target.Size, new RenderTargetFormatParameters(RenderTargetColorFormat.Rgba8Srgb), name: "ambient-occlusion-blur-target");
+            res.AOBlurBuffer?.Dispose();
+            res.AOBlurBuffer = _clyde.CreateRenderTarget(target.Size, new RenderTargetFormatParameters(RenderTargetColorFormat.Rgba8Srgb), name: "ambient-occlusion-blur-target");
         }
 
-        if (_aoStencilTarget?.Texture.Size != target.Size)
+        if (res.AOStencilTarget?.Texture.Size != target.Size)
         {
-            _aoStencilTarget?.Dispose();
-            _aoStencilTarget = _clyde.CreateRenderTarget(target.Size, new RenderTargetFormatParameters(RenderTargetColorFormat.Rgba8Srgb), name: "ambient-occlusion-stencil-target");
+            res.AOStencilTarget?.Dispose();
+            res.AOStencilTarget = _clyde.CreateRenderTarget(target.Size, new RenderTargetFormatParameters(RenderTargetColorFormat.Rgba8Srgb), name: "ambient-occlusion-stencil-target");
         }
 
         // Draw the texture data to the texture.
-        args.WorldHandle.RenderInRenderTarget(_aoTarget,
+        args.WorldHandle.RenderInRenderTarget(res.AOTarget,
             () =>
             {
                 worldHandle.UseShader(_proto.Index(UnshadedShader).Instance());
-                var invMatrix = _aoTarget.GetWorldToLocalMatrix(viewport.Eye!, scale);
+                var invMatrix = res.AOTarget.GetWorldToLocalMatrix(viewport.Eye!, scale);
 
                 foreach (var entry in query.QueryAabb(mapId, worldBounds))
                 {
@@ -106,11 +105,11 @@ public sealed class AmbientOcclusionOverlay : Overlay
                 }
             }, Color.Transparent);
 
-        _clyde.BlurRenderTarget(viewport, _aoTarget, _aoBlurBuffer, viewport.Eye!, 14f);
+        _clyde.BlurRenderTarget(viewport, res.AOTarget, res.AOBlurBuffer, viewport.Eye!, 14f);
 
         // Need to do stencilling after blur as it will nuke it.
         // Draw stencil for the grid so we don't draw in space.
-        args.WorldHandle.RenderInRenderTarget(_aoStencilTarget,
+        args.WorldHandle.RenderInRenderTarget(res.AOStencilTarget,
             () =>
             {
                 // Don't want lighting affecting it.
@@ -136,13 +135,36 @@ public sealed class AmbientOcclusionOverlay : Overlay
 
         // Draw the stencil texture to depth buffer.
         worldHandle.UseShader(_proto.Index(StencilMaskShader).Instance());
-        worldHandle.DrawTextureRect(_aoStencilTarget!.Texture, worldBounds);
+        worldHandle.DrawTextureRect(res.AOStencilTarget!.Texture, worldBounds);
 
         // Draw the Blurred AO texture finally.
         worldHandle.UseShader(_proto.Index(StencilEqualDrawShader).Instance());
-        worldHandle.DrawTextureRect(_aoTarget!.Texture, worldBounds, color);
+        worldHandle.DrawTextureRect(res.AOTarget!.Texture, worldBounds, color);
 
         args.WorldHandle.SetTransform(Matrix3x2.Identity);
         args.WorldHandle.UseShader(null);
     }
+
+    protected override void DisposeBehavior()
+    {
+        _resources.Dispose();
+
+        base.DisposeBehavior();
+    }
+
+    private sealed class CachedResources : IDisposable
+    {
+        public IRenderTexture? AOTarget;
+        public IRenderTexture? AOBlurBuffer;
+
+        // Couldn't figure out a way to avoid this so if you can then please do.
+        public IRenderTexture? AOStencilTarget;
+
+        public void Dispose()
+        {
+            AOTarget?.Dispose();
+            AOBlurBuffer?.Dispose();
+            AOStencilTarget?.Dispose();
+        }
+    }
 }

Content.Client/Light/BeforeLightTargetOverlay.cs

@@ -1,4 +1,4 @@
-using System.Numerics;
+using Content.Client.Graphics;
 using Robust.Client.Graphics;
 using Robust.Shared.Enums;
 
@@ -13,7 +13,8 @@ public sealed class BeforeLightTargetOverlay : Overlay
 
     [Dependency] private readonly IClyde _clyde = default!;
 
-    public IRenderTexture EnlargedLightTarget = default!;
+    private readonly OverlayResourceCache<CachedResources> _resources = new();
+
     public Box2Rotated EnlargedBounds;
 
     /// <summary>
@@ -36,16 +37,42 @@ public sealed class BeforeLightTargetOverlay : Overlay
         var size = args.Viewport.LightRenderTarget.Size + (int) (_skirting * EyeManager.PixelsPerMeter);
         EnlargedBounds = args.WorldBounds.Enlarged(_skirting / 2f);
 
+        var res = _resources.GetForViewport(args.Viewport, static _ => new CachedResources());
+
         // This just exists to copy the lightrendertarget and write back to it.
-        if (EnlargedLightTarget?.Size != size)
+        if (res.EnlargedLightTarget?.Size != size)
         {
-            EnlargedLightTarget = _clyde
+            res.EnlargedLightTarget = _clyde
                 .CreateRenderTarget(size, new RenderTargetFormatParameters(RenderTargetColorFormat.Rgba8Srgb), name: "enlarged-light-copy");
         }
 
-        args.WorldHandle.RenderInRenderTarget(EnlargedLightTarget,
+        args.WorldHandle.RenderInRenderTarget(res.EnlargedLightTarget,
             () =>
             {
             }, _clyde.GetClearColor(args.MapUid));
     }
+
+    internal CachedResources GetCachedForViewport(IClydeViewport viewport)
+    {
+        return _resources.GetForViewport(viewport,
+            static _ => throw new InvalidOperationException(
+                "Expected BeforeLightTargetOverlay to have created its resources"));
+    }
+
+    protected override void DisposeBehavior()
+    {
+        _resources.Dispose();
+
+        base.DisposeBehavior();
+    }
+
+    internal sealed class CachedResources : IDisposable
+    {
+        public IRenderTexture EnlargedLightTarget = default!;
+
+        public void Dispose()
+        {
+            EnlargedLightTarget?.Dispose();
+        }
+    }
 }

Content.Client/Light/LightBlurOverlay.cs

@@ -1,3 +1,4 @@
+using Content.Client.Graphics;
 using Robust.Client.Graphics;
 using Robust.Shared.Enums;
 
@@ -15,7 +16,7 @@ public sealed class LightBlurOverlay : Overlay
 
     public const int ContentZIndex = TileEmissionOverlay.ContentZIndex + 1;
 
-    private IRenderTarget? _blurTarget;
+    private readonly OverlayResourceCache<CachedResources> _resources = new();
 
     public LightBlurOverlay()
     {
@@ -29,16 +30,36 @@ public sealed class LightBlurOverlay : Overlay
             return;
 
         var beforeOverlay = _overlay.GetOverlay<BeforeLightTargetOverlay>();
-        var size = beforeOverlay.EnlargedLightTarget.Size;
+        var beforeLightRes = beforeOverlay.GetCachedForViewport(args.Viewport);
+        var res = _resources.GetForViewport(args.Viewport, static _ => new CachedResources());
 
-        if (_blurTarget?.Size != size)
+        var size = beforeLightRes.EnlargedLightTarget.Size;
+
+        if (res.BlurTarget?.Size != size)
         {
-            _blurTarget = _clyde
+            res.BlurTarget = _clyde
                 .CreateRenderTarget(size, new RenderTargetFormatParameters(RenderTargetColorFormat.Rgba8Srgb), name: "enlarged-light-blur");
         }
 
-        var target = beforeOverlay.EnlargedLightTarget;
+        var target = beforeLightRes.EnlargedLightTarget;
         // Yeah that's all this does keep walkin.
-        _clyde.BlurRenderTarget(args.Viewport, target, _blurTarget, args.Viewport.Eye, 14f * 5f);
+        _clyde.BlurRenderTarget(args.Viewport, target, res.BlurTarget, args.Viewport.Eye, 14f * 5f);
+    }
+
+    protected override void DisposeBehavior()
+    {
+        _resources.Dispose();
+
+        base.DisposeBehavior();
+    }
+
+    private sealed class CachedResources : IDisposable
+    {
+        public IRenderTarget? BlurTarget;
+
+        public void Dispose()
+        {
+            BlurTarget?.Dispose();
+        }
     }
 }

Content.Client/Light/RoofOverlay.cs

@@ -51,8 +51,9 @@ public sealed class RoofOverlay : Overlay
 
         var worldHandle = args.WorldHandle;
         var lightoverlay = _overlay.GetOverlay<BeforeLightTargetOverlay>();
+        var lightRes = lightoverlay.GetCachedForViewport(args.Viewport);
         var bounds = lightoverlay.EnlargedBounds;
-        var target = lightoverlay.EnlargedLightTarget;
+        var target = lightRes.EnlargedLightTarget;
 
         _grids.Clear();
         _mapManager.FindGridsIntersecting(args.MapId, bounds, ref _grids, approx: true, includeMap: true);

Content.Client/Light/SunShadowOverlay.cs

@@ -1,4 +1,5 @@
 using System.Numerics;
+using Content.Client.Graphics;
 using Content.Shared.Light.Components;
 using Robust.Client.Graphics;
 using Robust.Shared.Enums;
@@ -24,8 +25,7 @@ public sealed class SunShadowOverlay : Overlay
 
     private readonly HashSet<Entity<SunShadowCastComponent>> _shadows = new();
 
-    private IRenderTexture? _blurTarget;
-    private IRenderTexture? _target;
+    private readonly OverlayResourceCache<CachedResources> _resources = new();
 
     public SunShadowOverlay()
     {
@@ -55,16 +55,18 @@ public sealed class SunShadowOverlay : Overlay
         var worldBounds = args.WorldBounds;
         var targetSize = viewport.LightRenderTarget.Size;
 
-        if (_target?.Size != targetSize)
+        var res = _resources.GetForViewport(args.Viewport, static _ => new CachedResources());
+
+        if (res.Target?.Size != targetSize)
         {
-            _target = _clyde
+            res.Target = _clyde
                 .CreateRenderTarget(targetSize,
                     new RenderTargetFormatParameters(RenderTargetColorFormat.Rgba8Srgb),
                     name: "sun-shadow-target");
 
-            if (_blurTarget?.Size != targetSize)
+            if (res.BlurTarget?.Size != targetSize)
             {
-                _blurTarget = _clyde
+                res.BlurTarget = _clyde
                     .CreateRenderTarget(targetSize, new RenderTargetFormatParameters(RenderTargetColorFormat.Rgba8Srgb), name: "sun-shadow-blur");
             }
         }
@@ -93,11 +95,11 @@ public sealed class SunShadowOverlay : Overlay
             _shadows.Clear();
 
             // Draw shadow polys to stencil
-            args.WorldHandle.RenderInRenderTarget(_target,
+            args.WorldHandle.RenderInRenderTarget(res.Target,
                 () =>
                 {
                     var invMatrix =
-                        _target.GetWorldToLocalMatrix(eye, scale);
+                        res.Target.GetWorldToLocalMatrix(eye, scale);
                     var indices = new Vector2[PhysicsConstants.MaxPolygonVertices * 2];
 
                     // Go through shadows in range.
@@ -142,7 +144,7 @@ public sealed class SunShadowOverlay : Overlay
                 Color.Transparent);
 
             // Slightly blur it just to avoid aliasing issues on the later viewport-wide blur.
-            _clyde.BlurRenderTarget(viewport, _target, _blurTarget!, eye, 1f);
+            _clyde.BlurRenderTarget(viewport, res.Target, res.BlurTarget!, eye, 1f);
 
             // Draw stencil (see roofoverlay).
             args.WorldHandle.RenderInRenderTarget(viewport.LightRenderTarget,
@@ -155,8 +157,27 @@ public sealed class SunShadowOverlay : Overlay
                     var maskShader = _protoManager.Index(MixShader).Instance();
                     worldHandle.UseShader(maskShader);
 
-                    worldHandle.DrawTextureRect(_target.Texture, worldBounds, Color.Black.WithAlpha(alpha));
+                    worldHandle.DrawTextureRect(res.Target.Texture, worldBounds, Color.Black.WithAlpha(alpha));
                 }, null);
         }
     }
+
+    protected override void DisposeBehavior()
+    {
+        _resources.Dispose();
+
+        base.DisposeBehavior();
+    }
+
+    private sealed class CachedResources : IDisposable
+    {
+        public IRenderTexture? BlurTarget;
+        public IRenderTexture? Target;
+
+        public void Dispose()
+        {
+            BlurTarget?.Dispose();
+            Target?.Dispose();
+        }
+    }
 }

Content.Client/Light/TileEmissionOverlay.cs

@@ -47,7 +47,7 @@ public sealed class TileEmissionOverlay : Overlay
         var worldHandle = args.WorldHandle;
         var lightoverlay = _overlay.GetOverlay<BeforeLightTargetOverlay>();
         var bounds = lightoverlay.EnlargedBounds;
-        var target = lightoverlay.EnlargedLightTarget;
+        var target = lightoverlay.GetCachedForViewport(args.Viewport).EnlargedLightTarget;
         var viewport = args.Viewport;
         _grids.Clear();
         _mapManager.FindGridsIntersecting(mapId, bounds, ref _grids, approx: true);

Content.Client/Lobby/LobbyState.cs

@@ -186,10 +186,10 @@ namespace Content.Client.Lobby
             else
             {
                 Lobby!.StartTime.Text = string.Empty;
+                Lobby!.ReadyButton.Pressed = _gameTicker.AreWeReady;
                 Lobby!.ReadyButton.Text = Loc.GetString(Lobby!.ReadyButton.Pressed ? "lobby-state-player-status-ready": "lobby-state-player-status-not-ready");
                 Lobby!.ReadyButton.ToggleMode = true;
                 Lobby!.ReadyButton.Disabled = false;
-                Lobby!.ReadyButton.Pressed = _gameTicker.AreWeReady;
                 Lobby!.ObserveButton.Disabled = true;
             }
 

Content.Client/Lobby/UI/CharacterSetupGui.xaml.cs

@@ -72,7 +72,7 @@ namespace Content.Client.Lobby.UI
         public void ReloadCharacterPickers()
         {
             _createNewCharacterButton.Orphan();
-            Characters.DisposeAllChildren();
+            Characters.RemoveAllChildren();
 
             var numberOfFullSlots = 0;
             var characterButtonsGroup = new ButtonGroup();

Content.Client/Lobby/UI/HumanoidProfileEditor.xaml.cs

@@ -491,7 +491,7 @@ namespace Content.Client.Lobby.UI
         /// </summary>
         public void RefreshTraits()
         {
-            TraitsList.DisposeAllChildren();
+            TraitsList.RemoveAllChildren();
 
             var traits = _prototypeManager.EnumeratePrototypes<TraitPrototype>().OrderBy(t => Loc.GetString(t.Name)).ToList();
             TabContainer.SetTabTitle(3, Loc.GetString("humanoid-profile-editor-traits-tab"));
@@ -632,7 +632,7 @@ namespace Content.Client.Lobby.UI
 
         public void RefreshAntags()
         {
-            AntagList.DisposeAllChildren();
+            AntagList.RemoveAllChildren();
             var items = new[]
             {
                 ("humanoid-profile-editor-antag-preference-yes-button", 0),
@@ -660,8 +660,10 @@ namespace Content.Client.Lobby.UI
                 selector.Setup(items, title, 250, description, guides: antag.Guides);
                 selector.Select(Profile?.AntagPreferences.Contains(antag.ID) == true ? 0 : 1);
 
-                var requirements = _entManager.System<SharedRoleSystem>().GetAntagRequirement(antag);
-                if (!_requirements.CheckRoleRequirements(requirements, (HumanoidCharacterProfile?)_preferencesManager.Preferences?.SelectedCharacter, out var reason))
+                if (!_requirements.IsAllowed(
+                        antag,
+                        (HumanoidCharacterProfile?)_preferencesManager.Preferences?.SelectedCharacter,
+                        out var reason))
                 {
                     selector.LockRequirements(reason);
                     Profile = Profile?.WithAntagPreference(antag.ID, false);
@@ -824,7 +826,7 @@ namespace Content.Client.Lobby.UI
         /// </summary>
         public void RefreshJobs()
         {
-            JobList.DisposeAllChildren();
+            JobList.RemoveAllChildren();
             _jobCategories.Clear();
             _jobPriorities.Clear();
             var firstCategory = true;

Content.Client/Lobby/UI/Loadouts/LoadoutGroupContainer.xaml.cs

@@ -42,7 +42,7 @@ public sealed partial class LoadoutGroupContainer : BoxContainer
     {
         var protoMan = collection.Resolve<IPrototypeManager>();
         var loadoutSystem = collection.Resolve<IEntityManager>().System<LoadoutSystem>();
-        RestrictionsContainer.DisposeAllChildren();
+        RestrictionsContainer.RemoveAllChildren();
 
         if (_groupProto.MinLimit > 0)
         {
@@ -71,7 +71,7 @@ public sealed partial class LoadoutGroupContainer : BoxContainer
             });
         }
 
-        LoadoutsContainer.DisposeAllChildren();
+        LoadoutsContainer.RemoveAllChildren();
 
         // Get all loadout prototypes for this group.
         var validProtos = _groupProto.Loadouts.Select(id => protoMan.Index(id));

Content.Client/Lobby/UI/LobbyCharacterPreviewPanel.xaml.cs

@@ -43,7 +43,7 @@ public sealed partial class LobbyCharacterPreviewPanel : Control
 
         _previewDummy = uid;
 
-        ViewBox.DisposeAllChildren();
+        ViewBox.RemoveAllChildren();
         var spriteView = new SpriteView
         {
             OverrideDirection = Direction.South,

Content.Client/Mapping/MappingPrototypeList.xaml.cs

@@ -1,4 +1,4 @@
-using System.Numerics;
+using System.Numerics;
 using Robust.Client.AutoGenerated;
 using Robust.Client.Graphics;
 using Robust.Client.UserInterface;
@@ -37,7 +37,7 @@ public sealed partial class MappingPrototypeList : Control
     {
         _prototypes.Clear();
 
-        PrototypeList.DisposeAllChildren();
+        PrototypeList.RemoveAllChildren();
 
         _prototypes.AddRange(prototypes);
 
@@ -99,7 +99,7 @@ public sealed partial class MappingPrototypeList : Control
     public void Search(List<MappingPrototype> prototypes)
     {
         _search.Clear();
-        SearchList.DisposeAllChildren();
+        SearchList.RemoveAllChildren();
         _lastIndices = (0, -1);
 
         _search.AddRange(prototypes);

Content.Client/Mapping/MappingState.cs

@@ -861,7 +861,7 @@ public sealed class MappingState : GameplayStateBase
         }
         else
         {
-            button.ChildrenPrototypes.DisposeAllChildren();
+            button.ChildrenPrototypes.RemoveAllChildren();
             button.CollapseButton.Label.Text = "▶";
         }
     }

Content.Client/Nutrition/EntitySystems/DrinkSystem.cs

@@ -1,7 +0,0 @@
-using Content.Shared.Nutrition.EntitySystems;
-
-namespace Content.Client.Nutrition.EntitySystems;
-
-public sealed class DrinkSystem : SharedDrinkSystem
-{
-}

Content.Client/Overlays/StencilOverlay.RestrictedRange.cs

@@ -7,7 +7,11 @@ namespace Content.Client.Overlays;
 
 public sealed partial class StencilOverlay
 {
-    private void DrawRestrictedRange(in OverlayDrawArgs args, RestrictedRangeComponent rangeComp, Matrix3x2 invMatrix)
+    private void DrawRestrictedRange(
+        in OverlayDrawArgs args,
+        CachedResources res,
+        RestrictedRangeComponent rangeComp,
+        Matrix3x2 invMatrix)
     {
         var worldHandle = args.WorldHandle;
         var renderScale = args.Viewport.RenderScale.X;
@@ -38,7 +42,7 @@ public sealed partial class StencilOverlay
         // Cut out the irrelevant bits via stencil
         // This is why we don't just use parallax; we might want specific tiles to get drawn over
         // particularly for planet maps or stations.
-        worldHandle.RenderInRenderTarget(_blep!, () =>
+        worldHandle.RenderInRenderTarget(res.Blep!, () =>
         {
             worldHandle.UseShader(_shader);
             worldHandle.DrawRect(localAABB, Color.White);
@@ -46,7 +50,7 @@ public sealed partial class StencilOverlay
 
         worldHandle.SetTransform(Matrix3x2.Identity);
         worldHandle.UseShader(_protoManager.Index(StencilMask).Instance());
-        worldHandle.DrawTextureRect(_blep!.Texture, worldBounds);
+        worldHandle.DrawTextureRect(res.Blep!.Texture, worldBounds);
         var curTime = _timing.RealTime;
         var sprite = _sprite.GetFrame(new SpriteSpecifier.Texture(new ResPath("/Textures/Parallaxes/noise.png")), curTime);
 

Content.Client/Overlays/StencilOverlay.Weather.cs

@@ -11,7 +11,12 @@ public sealed partial class StencilOverlay
 {
     private List<Entity<MapGridComponent>> _grids = new();
 
-    private void DrawWeather(in OverlayDrawArgs args, WeatherPrototype weatherProto, float alpha, Matrix3x2 invMatrix)
+    private void DrawWeather(
+        in OverlayDrawArgs args,
+        CachedResources res,
+        WeatherPrototype weatherProto,
+        float alpha,
+        Matrix3x2 invMatrix)
     {
         var worldHandle = args.WorldHandle;
         var mapId = args.MapId;
@@ -23,7 +28,7 @@ public sealed partial class StencilOverlay
         // Cut out the irrelevant bits via stencil
         // This is why we don't just use parallax; we might want specific tiles to get drawn over
         // particularly for planet maps or stations.
-        worldHandle.RenderInRenderTarget(_blep!, () =>
+        worldHandle.RenderInRenderTarget(res.Blep!, () =>
         {
             var xformQuery = _entManager.GetEntityQuery<TransformComponent>();
             _grids.Clear();
@@ -64,7 +69,7 @@ public sealed partial class StencilOverlay
 
         worldHandle.SetTransform(Matrix3x2.Identity);
         worldHandle.UseShader(_protoManager.Index(StencilMask).Instance());
-        worldHandle.DrawTextureRect(_blep!.Texture, worldBounds);
+        worldHandle.DrawTextureRect(res.Blep!.Texture, worldBounds);
         var curTime = _timing.RealTime;
         var sprite = _sprite.GetFrame(weatherProto.Sprite, curTime);
 

Content.Client/Overlays/StencilOverlay.cs

@@ -1,4 +1,5 @@
 using System.Numerics;
+using Content.Client.Graphics;
 using Content.Client.Parallax;
 using Content.Client.Weather;
 using Content.Shared._CP14.CloudShadow;
@@ -35,7 +36,7 @@ public sealed partial class StencilOverlay : Overlay
 
     public override OverlaySpace Space => OverlaySpace.WorldSpaceBelowFOV;
 
-    private IRenderTexture? _blep;
+    private readonly OverlayResourceCache<CachedResources> _resources = new();
 
     private readonly ShaderInstance _shader;
 
@@ -56,10 +57,12 @@ public sealed partial class StencilOverlay : Overlay
         var mapUid = _map.GetMapOrInvalid(args.MapId);
         var invMatrix = args.Viewport.GetWorldToLocalMatrix();
 
-        if (_blep?.Texture.Size != args.Viewport.Size)
+        var res = _resources.GetForViewport(args.Viewport, static _ => new CachedResources());
+
+        if (res.Blep?.Texture.Size != args.Viewport.Size)
         {
-            _blep?.Dispose();
-            _blep = _clyde.CreateRenderTarget(args.Viewport.Size, new RenderTargetFormatParameters(RenderTargetColorFormat.Rgba8Srgb), name: "weather-stencil");
+            res.Blep?.Dispose();
+            res.Blep = _clyde.CreateRenderTarget(args.Viewport.Size, new RenderTargetFormatParameters(RenderTargetColorFormat.Rgba8Srgb), name: "weather-stencil");
         }
 
         if (_entManager.TryGetComponent<WeatherComponent>(mapUid, out var comp))
@@ -70,24 +73,41 @@ public sealed partial class StencilOverlay : Overlay
                     continue;
 
                 var alpha = _weather.GetPercent(weather, mapUid);
-                DrawWeather(args, weatherProto, alpha, invMatrix);
+                DrawWeather(args, res, weatherProto, alpha, invMatrix);
             }
         }
 
         if (_entManager.TryGetComponent<RestrictedRangeComponent>(mapUid, out var restrictedRangeComponent))
         {
-            DrawRestrictedRange(args, restrictedRangeComponent, invMatrix);
+            DrawRestrictedRange(args, res, restrictedRangeComponent, invMatrix);
         }
 
 
         //CP14 Overlays
         if (_entManager.TryGetComponent<CP14CloudShadowsComponent>(mapUid, out var shadows))
         {
-            DrawCloudShadows(args, shadows, invMatrix);
+            DrawCloudShadows(args, res, shadows, invMatrix);
         }
         //CP14 Overlays end
 
         args.WorldHandle.UseShader(null);
         args.WorldHandle.SetTransform(Matrix3x2.Identity);
     }
+
+    protected override void DisposeBehavior()
+    {
+        _resources.Dispose();
+
+        base.DisposeBehavior();
+    }
+
+    private sealed class CachedResources : IDisposable
+    {
+        public IRenderTexture? Blep;
+
+        public void Dispose()
+        {
+            Blep?.Dispose();
+        }
+    }
 }

Content.Client/Players/PlayTimeTracking/JobRequirementsManager.cs

@@ -1,5 +1,4 @@
 using System.Diagnostics.CodeAnalysis;
-using Content.Client.Lobby;
 using Content.Shared.CCVar;
 using Content.Shared.Players;
 using Content.Shared.Players.JobWhitelist;
@@ -26,7 +25,8 @@ public sealed class JobRequirementsManager : ISharedPlaytimeManager
     [Dependency] private readonly IPrototypeManager _prototypes = default!;
 
     private readonly Dictionary<string, TimeSpan> _roles = new();
-    private readonly List<string> _roleBans = new();
+    private readonly List<string> _jobBans = new();
+    private readonly List<string> _antagBans = new();
     private readonly List<string> _jobWhitelists = new();
 
     private ISawmill _sawmill = default!;
@@ -52,16 +52,19 @@ public sealed class JobRequirementsManager : ISharedPlaytimeManager
             // Reset on disconnect, just in case.
             _roles.Clear();
             _jobWhitelists.Clear();
-            _roleBans.Clear();
+            _jobBans.Clear();
+            _antagBans.Clear();
         }
     }
 
     private void RxRoleBans(MsgRoleBans message)
     {
-        _sawmill.Debug($"Received roleban info containing {message.Bans.Count} entries.");
+        _sawmill.Debug($"Received role ban info: {message.JobBans.Count} job ban entries and {message.AntagBans.Count} antag ban entries.");
 
-        _roleBans.Clear();
-        _roleBans.AddRange(message.Bans);
+        _jobBans.Clear();
+        _jobBans.AddRange(message.JobBans);
+        _antagBans.Clear();
+        _antagBans.AddRange(message.AntagBans);
         Updated?.Invoke();
     }
 
@@ -90,33 +93,97 @@ public sealed class JobRequirementsManager : ISharedPlaytimeManager
         Updated?.Invoke();
     }
 
-    public bool IsAllowed(JobPrototype job, HumanoidCharacterProfile? profile, [NotNullWhen(false)] out FormattedMessage? reason)
+    /// <summary>
+    /// Check a list of job- and antag prototypes against the current player, for requirements and bans.
+    /// </summary>
+    /// <returns>
+    /// False if any of the prototypes are banned or have unmet requirements.
+    /// </returns>>
+    public bool IsAllowed(
+        List<ProtoId<JobPrototype>>? jobs,
+        List<ProtoId<AntagPrototype>>? antags,
+        HumanoidCharacterProfile? profile,
+        [NotNullWhen(false)] out FormattedMessage? reason)
     {
         reason = null;
 
-        if (_roleBans.Contains($"Job:{job.ID}"))
+        if (antags is not null)
+        {
+            foreach (var proto in antags)
+            {
+                if (!IsAllowed(_prototypes.Index(proto), profile, out reason))
+                    return false;
+            }
+        }
+
+        if (jobs is not null)
+        {
+            foreach (var proto in jobs)
+            {
+                if (!IsAllowed(_prototypes.Index(proto), profile, out reason))
+                    return false;
+            }
+        }
+
+        return true;
+    }
+
+    /// <summary>
+    /// Check the job prototype against the current player, for requirements and bans
+    /// </summary>
+    public bool IsAllowed(
+        JobPrototype job,
+        HumanoidCharacterProfile? profile,
+        [NotNullWhen(false)] out FormattedMessage? reason)
+    {
+        // Check the player's bans
+        if (_jobBans.Contains(job.ID))
         {
             reason = FormattedMessage.FromUnformatted(Loc.GetString("role-ban"));
             return false;
         }
 
+        // Check whitelist requirements
         if (!CheckWhitelist(job, out reason))
             return false;
 
-        var player = _playerManager.LocalSession;
-        if (player == null)
-            return true;
+        // Check other role requirements
+        var reqs = _entManager.System<SharedRoleSystem>().GetRoleRequirements(job);
+        if (!CheckRoleRequirements(reqs, profile, out reason))
+            return false;
 
-        return CheckRoleRequirements(job, profile, out reason);
+        return true;
     }
 
-    public bool CheckRoleRequirements(JobPrototype job, HumanoidCharacterProfile? profile, [NotNullWhen(false)] out FormattedMessage? reason)
+    /// <summary>
+    /// Check the antag prototype against the current player, for requirements and bans
+    /// </summary>
+    public bool IsAllowed(
+        AntagPrototype antag,
+        HumanoidCharacterProfile? profile,
+        [NotNullWhen(false)] out FormattedMessage? reason)
     {
-        var reqs = _entManager.System<SharedRoleSystem>().GetJobRequirement(job);
-        return CheckRoleRequirements(reqs, profile, out reason);
+        // Check the player's bans
+        if (_antagBans.Contains(antag.ID))
+        {
+            reason = FormattedMessage.FromUnformatted(Loc.GetString("role-ban"));
+            return false;
+        }
+
+        // Check whitelist requirements
+        if (!CheckWhitelist(antag, out reason))
+            return false;
+
+        // Check other role requirements
+        var reqs = _entManager.System<SharedRoleSystem>().GetRoleRequirements(antag);
+        if (!CheckRoleRequirements(reqs, profile, out reason))
+            return false;
+
+        return true;
     }
 
-    public bool CheckRoleRequirements(HashSet<JobRequirement>? requirements, HumanoidCharacterProfile? profile, [NotNullWhen(false)] out FormattedMessage? reason)
+    // This must be private so code paths can't accidentally skip requirement overrides. Call this through IsAllowed()
+    private bool CheckRoleRequirements(HashSet<JobRequirement>? requirements, HumanoidCharacterProfile? profile, [NotNullWhen(false)] out FormattedMessage? reason)
     {
         reason = null;
 
@@ -152,6 +219,15 @@ public sealed class JobRequirementsManager : ISharedPlaytimeManager
         return true;
     }
 
+    public bool CheckWhitelist(AntagPrototype antag, [NotNullWhen(false)] out FormattedMessage? reason)
+    {
+        reason = default;
+
+        // TODO: Implement antag whitelisting.
+
+        return true;
+    }
+
     public TimeSpan FetchOverallPlaytime()
     {
         return _roles.TryGetValue("Overall", out var overallPlaytime) ? overallPlaytime : TimeSpan.Zero;

Content.Client/Power/PowerMonitoringWindow.xaml.Widgets.cs

@@ -53,8 +53,8 @@ public sealed partial class PowerMonitoringWindow
             // Selection action
             windowEntry.Button.OnButtonUp += args =>
             {
-                windowEntry.SourcesContainer.DisposeAllChildren();
-                windowEntry.LoadsContainer.DisposeAllChildren();
+                windowEntry.SourcesContainer.RemoveAllChildren();
+                windowEntry.LoadsContainer.RemoveAllChildren();
                 ButtonAction(windowEntry, masterContainer);
             };
         }

Content.Client/RCD/RCDMenuBoundUserInterface.cs

@@ -125,7 +125,7 @@ public sealed class RCDMenuBoundUserInterface : BoundUserInterface
             var name = Loc.GetString(proto.SetName);
 
             if (proto.Prototype != null &&
-                _prototypeManager.Resolve(proto.Prototype, out var entProto))
+                _prototypeManager.TryIndex(proto.Prototype, out var entProto)) // don't use Resolve because this can be a tile
             {
                 name = entProto.Name;
             }
@@ -144,7 +144,7 @@ public sealed class RCDMenuBoundUserInterface : BoundUserInterface
 
         if (proto.Mode is RcdMode.ConstructTile or RcdMode.ConstructObject
             && proto.Prototype != null
-            && _prototypeManager.Resolve(proto.Prototype, out var entProto))
+            && _prototypeManager.TryIndex(proto.Prototype, out var entProto)) // don't use Resolve because this can be a tile
         {
             tooltip = Loc.GetString(entProto.Name);
         }

Content.Client/Salvage/UI/OfferingWindow.xaml.cs

@@ -70,7 +70,7 @@ public sealed partial class OfferingWindow : FancyWindow,
 
     public void ClearOptions()
     {
-        Container.DisposeAllChildren();
+        Container.RemoveAllChildren();
     }
 
     protected override void FrameUpdate(FrameEventArgs args)

Content.Client/Shuttles/UI/DockingScreen.xaml.cs

@@ -67,8 +67,8 @@ public sealed partial class DockingScreen : BoxContainer
     {
         DockingControl.BuildDocks(shuttle);
         var currentDock = DockingControl.ViewedDock;
-        // DockedWith.DisposeAllChildren();
-        DockPorts.DisposeAllChildren();
+        // DockedWith.RemoveAllChildren();
+        DockPorts.RemoveAllChildren();
         _ourDockButtons.Clear();
 
         if (shuttle == null)

Content.Client/Shuttles/UI/EmergencyConsoleWindow.xaml.cs

@@ -59,7 +59,7 @@ public sealed partial class EmergencyConsoleWindow : FancyWindow,
         // TODO: Loc and cvar for this.
         _earlyLaunchTime = scc.EarlyLaunchTime;
 
-        AuthorizationsContainer.DisposeAllChildren();
+        AuthorizationsContainer.RemoveAllChildren();
         var remainingAuths = scc.AuthorizationsRequired - scc.Authorizations.Count;
         AuthorizationCount.Text = Loc.GetString("emergency-shuttle-ui-remaining", ("remaining", remainingAuths));
 

Content.Client/Shuttles/UI/MapScreen.xaml.cs

@@ -237,7 +237,7 @@ public sealed partial class MapScreen : BoxContainer
     private void ClearMapObjects()
     {
         _mapObjectControls.Clear();
-        HyperspaceDestinations.DisposeAllChildren();
+        HyperspaceDestinations.RemoveAllChildren();
         _pendingMapObjects.Clear();
         _mapObjects.Clear();
         _mapHeadings.Clear();

Content.Client/Silicons/StationAi/StationAiFixerConsoleBoundUserInterface.cs

@@ -0,0 +1,42 @@
+using Content.Shared.Silicons.StationAi;
+using Robust.Client.UserInterface;
+
+namespace Content.Client.Silicons.StationAi;
+
+public sealed class StationAiFixerConsoleBoundUserInterface(EntityUid owner, Enum uiKey) : BoundUserInterface(owner, uiKey)
+{
+    private StationAiFixerConsoleWindow? _window;
+
+    protected override void Open()
+    {
+        base.Open();
+
+        _window = this.CreateWindow<StationAiFixerConsoleWindow>();
+        _window.SetOwner(Owner);
+
+        _window.SendStationAiFixerConsoleMessageAction += SendStationAiFixerConsoleMessage;
+        _window.OpenConfirmationDialogAction += OpenConfirmationDialog;
+    }
+
+    public override void Update()
+    {
+        base.Update();
+        _window?.UpdateState();
+    }
+
+    private void OpenConfirmationDialog()
+    {
+        if (_window == null)
+            return;
+
+        _window.ConfirmationDialog?.Close();
+        _window.ConfirmationDialog = new StationAiFixerConsoleConfirmationDialog();
+        _window.ConfirmationDialog.OpenCentered();
+        _window.ConfirmationDialog.SendStationAiFixerConsoleMessageAction += SendStationAiFixerConsoleMessage;
+    }
+
+    private void SendStationAiFixerConsoleMessage(StationAiFixerConsoleAction action)
+    {
+        SendPredictedMessage(new StationAiFixerConsoleMessage(action));
+    }
+}

Content.Client/Silicons/StationAi/StationAiFixerConsoleConfirmationDialog.xaml

@@ -0,0 +1,22 @@
+<controls:FancyWindow xmlns="https://spacestation14.io"
+                      xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+                      xmlns:controls="clr-namespace:Content.Client.UserInterface.Controls"
+                      Title="{Loc 'station-ai-fixer-console-window-purge-warning-title'}"
+                      Resizable="False">
+    <BoxContainer Orientation="Vertical" VerticalExpand="True" SetWidth="400">
+        <RichTextLabel Name="PurgeWarningLabel1" Margin="20 10 20 0"/>
+        <RichTextLabel Name="PurgeWarningLabel2" Margin="20 10 20 0"/>
+        <RichTextLabel Name="PurgeWarningLabel3" Margin="20 10 20 10"/>
+        <BoxContainer HorizontalExpand="True">
+            <Button Name="CancelPurge"
+                    Text="{Loc 'station-ai-fixer-console-window-cancel-action'}"
+                    SetWidth="150"
+                    Margin="20 10 0 10"/>
+            <Control HorizontalExpand="True"/>
+            <Button Name="ContinuePurge"
+                    Text="{Loc 'station-ai-fixer-console-window-continue-action'}"
+                    SetWidth="150"
+                    Margin="0 10 20 10"/>
+        </BoxContainer>
+    </BoxContainer>
+</controls:FancyWindow>

Content.Client/Silicons/StationAi/StationAiFixerConsoleConfirmationDialog.xaml.cs

@@ -0,0 +1,30 @@
+using Content.Client.UserInterface.Controls;
+using Content.Shared.Silicons.StationAi;
+using Robust.Client.AutoGenerated;
+using Robust.Client.UserInterface.XAML;
+
+namespace Content.Client.Silicons.StationAi;
+
+[GenerateTypedNameReferences]
+public sealed partial class StationAiFixerConsoleConfirmationDialog : FancyWindow
+{
+    public event Action<StationAiFixerConsoleAction>? SendStationAiFixerConsoleMessageAction;
+
+    public StationAiFixerConsoleConfirmationDialog()
+    {
+        RobustXamlLoader.Load(this);
+
+        PurgeWarningLabel1.SetMessage(Loc.GetString($"station-ai-fixer-console-window-purge-warning-1"));
+        PurgeWarningLabel2.SetMessage(Loc.GetString($"station-ai-fixer-console-window-purge-warning-2"));
+        PurgeWarningLabel3.SetMessage(Loc.GetString($"station-ai-fixer-console-window-purge-warning-3"));
+
+        CancelPurge.OnButtonDown += _ => Close();
+        ContinuePurge.OnButtonDown += _ => OnSendStationAiFixerConsoleMessage(StationAiFixerConsoleAction.Purge);
+    }
+
+    public void OnSendStationAiFixerConsoleMessage(StationAiFixerConsoleAction action)
+    {
+        SendStationAiFixerConsoleMessageAction?.Invoke(action);
+        Close();
+    }
+}

Content.Client/Silicons/StationAi/StationAiFixerConsoleSystem.cs

@@ -0,0 +1,24 @@
+using Content.Shared.Silicons.StationAi;
+using Robust.Client.GameObjects;
+
+namespace Content.Client.Silicons.StationAi;
+
+public sealed partial class StationAiFixerConsoleSystem : SharedStationAiFixerConsoleSystem
+{
+    [Dependency] private readonly SharedUserInterfaceSystem _userInterface = default!;
+
+    public override void Initialize()
+    {
+        base.Initialize();
+
+        SubscribeLocalEvent<StationAiFixerConsoleComponent, AppearanceChangeEvent>(OnAppearanceChange);
+    }
+
+    private void OnAppearanceChange(Entity<StationAiFixerConsoleComponent> ent, ref AppearanceChangeEvent args)
+    {
+        if (_userInterface.TryGetOpenUi(ent.Owner, StationAiFixerConsoleUiKey.Key, out var bui))
+        {
+            bui?.Update<StationAiFixerConsoleBoundUserInterfaceState>();
+        }
+    }
+}

Content.Client/Silicons/StationAi/StationAiFixerConsoleWindow.xaml

@@ -0,0 +1,172 @@
+<controls:FancyWindow xmlns="https://spacestation14.io"
+                      xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+                      xmlns:controls="clr-namespace:Content.Client.UserInterface.Controls"
+                      xmlns:gfx="clr-namespace:Robust.Client.Graphics;assembly=Robust.Client"
+                      Title="{Loc 'station-ai-fixer-console-window'}"
+                      Resizable="False">
+    <BoxContainer Orientation="Vertical" VerticalExpand="True">
+        <BoxContainer VerticalExpand="True" HorizontalExpand="True" Orientation="Horizontal">
+
+            <!-- Left side - AI display -->
+            <BoxContainer VerticalExpand="True" HorizontalExpand="True" Orientation="Vertical" MinWidth="225" Margin="20 15 20 20">
+
+                <!-- AI panel -->
+                <PanelContainer>
+                    <PanelContainer.PanelOverride>
+                        <gfx:StyleBoxFlat BackgroundColor="#1B1B1E" />
+                    </PanelContainer.PanelOverride>
+
+                    <BoxContainer Orientation="Vertical">
+                        <!-- AI name -->
+                        <Label Name="StationAiNameLabel"
+                               HorizontalAlignment="Center"
+                               Margin="0 5 0 0"
+                               Text="{Loc 'station-ai-fixer-console-window-no-station-ai'}"/>
+
+                        <!-- AI portrait -->
+                        <AnimatedTextureRect Name="StationAiPortraitTexture" VerticalAlignment="Center" SetSize="128 128" />
+                    </BoxContainer>
+                </PanelContainer>
+
+                <!-- AI status panel-->
+                <PanelContainer Name="StationAiStatus">
+                    <PanelContainer.PanelOverride>
+                        <gfx:StyleBoxFlat BackgroundColor="#757575" />
+                    </PanelContainer.PanelOverride>
+
+                    <!-- AI name -->
+                    <Label Name="StationAiStatusLabel"
+                           HorizontalAlignment="Center"
+                           Text="{Loc 'station-ai-fixer-console-window-no-station-ai-status'}"/>
+                </PanelContainer>
+            </BoxContainer>
+
+            <!-- Central divider -->
+            <PanelContainer StyleClasses="LowDivider" VerticalExpand="True" Margin="0 0 0 0" SetWidth="2"/>
+
+            <!-- Right side - control panel -->
+            <BoxContainer VerticalExpand="True" HorizontalExpand="True" Orientation="Vertical" MinWidth="225" Margin="10 10 10 10">
+
+                <!-- Locked controls -->
+                <BoxContainer Name="LockScreen"
+                              VerticalExpand="True"
+                              HorizontalExpand="True"
+                              Orientation="Vertical"
+                              ReservesSpace="False">
+
+                    <controls:StripeBack VerticalExpand="True" HorizontalExpand="True" Margin="0 0 0 5">
+                    <PanelContainer VerticalExpand="True" HorizontalExpand="True">
+                        <BoxContainer VerticalExpand="True" HorizontalExpand="True" Orientation="Vertical">
+                            <Control VerticalExpand="True"/>
+                            <TextureRect VerticalAlignment="Center"
+                                         HorizontalAlignment="Center"
+                                         SetSize="64 64"
+                                         Stretch="KeepAspectCentered"
+                                         TexturePath="/Textures/Interface/VerbIcons/lock.svg.192dpi.png">
+                            </TextureRect>
+                            <Label Text="{Loc 'station-ai-fixer-console-window-controls-locked'}"
+                                   VerticalAlignment="Center"
+                                   HorizontalAlignment="Center"
+                                   Margin="0 5 0 0"/>
+                            <Control VerticalExpand="True"/>
+                        </BoxContainer>
+                    </PanelContainer>
+                    </controls:StripeBack>
+                </BoxContainer>
+
+                <!-- Action progress screen -->
+                <BoxContainer Name="ActionProgressScreen"
+                              VerticalExpand="True"
+                              HorizontalExpand="True"
+                              Orientation="Vertical"
+                              ReservesSpace="False"
+                              Visible="False">
+
+                    <Control VerticalExpand="True" Margin="0 0 0 0"/>
+                    <Label Name="ActionInProgressLabel" Text="???" HorizontalAlignment="Center"/>
+                    <ProgressBar Name="ActionProgressBar"
+                                 MinValue="0"
+                                 MaxValue="1"
+                                 SetHeight="20"
+                                 Margin="5 10 5 10">
+                    </ProgressBar>
+                    <Label Name="ActionProgressEtaLabel" Text="???" HorizontalAlignment="Center"/>
+
+                    <!-- Cancel button -->
+                    <Button Name="CancelButton" HorizontalExpand="True" Margin="0 20 0 10" SetHeight="40"
+                            Text="{Loc 'station-ai-fixer-console-window-cancel-action'}">
+                        <TextureRect HorizontalAlignment="Left"
+                                     VerticalAlignment="Center"
+                                     SetSize="24 24"
+                                     Stretch="KeepAspectCentered"
+                                     TexturePath="/Textures/Interface/Nano/cross.svg.png">
+                        </TextureRect>
+                    </Button>
+                </BoxContainer>
+
+                <!-- Visible controls -->
+                <BoxContainer Name="MainControls"
+                              VerticalExpand="True"
+                              HorizontalExpand="True"
+                              Orientation="Vertical"
+                              ReservesSpace="False"
+                              Visible="False">
+
+                    <controls:StripeBack>
+                        <PanelContainer>
+                            <Label Text="{Loc 'Controls'}"
+                                   HorizontalExpand="True"
+                                   HorizontalAlignment="Center"/>
+                        </PanelContainer>
+                    </controls:StripeBack>
+
+                    <!-- Eject button -->
+                    <Button Name="EjectButton" HorizontalExpand="True" Margin="0 10 0 0" SetHeight="40"
+                            Text="{Loc 'station-ai-fixer-console-window-station-ai-eject'}">
+                        <TextureRect HorizontalAlignment="Left"
+                                     VerticalAlignment="Center"
+                                     SetSize="32 32"
+                                     Stretch="KeepAspectCentered"
+                                     TexturePath="/Textures/Interface/VerbIcons/eject.svg.192dpi.png">
+                        </TextureRect>
+                    </Button>
+
+                    <!-- Repair button -->
+                    <Button Name="RepairButton" HorizontalExpand="True" Margin="0 10 0 0" SetHeight="40"
+                            Text="{Loc 'station-ai-fixer-console-window-station-ai-repair'}">
+                        <TextureRect HorizontalAlignment="Left"
+                                     VerticalAlignment="Center"
+                                     SetSize="32 32"
+                                     Stretch="KeepAspectCentered"
+                                     TexturePath="/Textures/Interface/hammer_scaled.svg.192dpi.png">
+                        </TextureRect>
+                    </Button>
+
+                    <!-- Purge button -->
+                    <Button Name="PurgeButton" HorizontalExpand="True" Margin="0 10 0 0" SetHeight="40"
+                            Text="{Loc 'station-ai-fixer-console-window-station-ai-purge'}">
+                        <TextureRect HorizontalAlignment="Left"
+                                     VerticalAlignment="Center"
+                                     SetSize="32 32"
+                                     Stretch="KeepAspectCentered"
+                                     TexturePath="/Textures/Interface/VerbIcons/delete_transparent.svg.192dpi.png">
+                        </TextureRect>
+                    </Button>
+
+                </BoxContainer>
+            </BoxContainer>
+        </BoxContainer>
+
+        <!-- Footer -->
+        <BoxContainer Orientation="Vertical">
+            <PanelContainer StyleClasses="LowDivider" />
+            <BoxContainer Orientation="Horizontal" Margin="10 2 5 0" VerticalAlignment="Bottom">
+                <Label Text="{Loc 'station-ai-fixer-console-window-flavor-left'}" StyleClasses="WindowFooterText" />
+                <Label Text="{Loc 'station-ai-fixer-console-window-flavor-right'}" StyleClasses="WindowFooterText"
+                       HorizontalAlignment="Right" HorizontalExpand="True"  Margin="0 0 5 0" />
+                <TextureRect StyleClasses="NTLogoDark" Stretch="KeepAspectCentered"
+                       VerticalAlignment="Center" HorizontalAlignment="Right" SetSize="19 19"/>
+            </BoxContainer>
+        </BoxContainer>
+    </BoxContainer>
+</controls:FancyWindow>

Content.Client/Silicons/StationAi/StationAiFixerConsoleWindow.xaml.cs

@@ -0,0 +1,198 @@
+using Content.Client.UserInterface.Controls;
+using Content.Shared.Lock;
+using Content.Shared.Silicons.StationAi;
+using Robust.Client.AutoGenerated;
+using Robust.Client.Graphics;
+using Robust.Client.UserInterface.XAML;
+using Robust.Shared.Timing;
+using Robust.Shared.Utility;
+using System.Numerics;
+
+namespace Content.Client.Silicons.StationAi;
+
+[GenerateTypedNameReferences]
+public sealed partial class StationAiFixerConsoleWindow : FancyWindow
+{
+    [Dependency] private readonly IEntityManager _entManager = default!;
+    [Dependency] private readonly IGameTiming _timing = default!;
+
+    private readonly StationAiFixerConsoleSystem _stationAiFixerConsole;
+    private readonly SharedStationAiSystem _stationAi;
+
+    private EntityUid? _owner;
+
+    private readonly SpriteSpecifier.Rsi _emptyPortrait = new(new("Mobs/Silicon/station_ai.rsi"), "ai_empty");
+    private readonly SpriteSpecifier.Rsi _rebootingPortrait = new(new("Mobs/Silicon/station_ai.rsi"), "ai_fuzz");
+    private SpriteSpecifier? _currentPortrait;
+
+    public event Action<StationAiFixerConsoleAction>? SendStationAiFixerConsoleMessageAction;
+    public event Action? OpenConfirmationDialogAction;
+
+    public StationAiFixerConsoleConfirmationDialog? ConfirmationDialog;
+
+    private readonly Dictionary<StationAiState, Color> _statusColors = new()
+    {
+        [StationAiState.Empty] = Color.FromHex("#464966"),
+        [StationAiState.Occupied] = Color.FromHex("#3E6C45"),
+        [StationAiState.Rebooting] = Color.FromHex("#A5762F"),
+        [StationAiState.Dead] = Color.FromHex("#BB3232"),
+    };
+
+    public StationAiFixerConsoleWindow()
+    {
+        RobustXamlLoader.Load(this);
+        IoCManager.InjectDependencies(this);
+
+        _stationAiFixerConsole = _entManager.System<StationAiFixerConsoleSystem>();
+        _stationAi = _entManager.System<StationAiSystem>();
+
+        StationAiPortraitTexture.DisplayRect.TextureScale = new Vector2(4f, 4f);
+
+        CancelButton.OnButtonDown += _ => OnSendStationAiFixerConsoleMessage(StationAiFixerConsoleAction.Cancel);
+        EjectButton.OnButtonDown += _ => OnSendStationAiFixerConsoleMessage(StationAiFixerConsoleAction.Eject);
+        RepairButton.OnButtonDown += _ => OnSendStationAiFixerConsoleMessage(StationAiFixerConsoleAction.Repair);
+        PurgeButton.OnButtonDown += _ => OnOpenConfirmationDialog();
+
+        CancelButton.Label.HorizontalAlignment = HAlignment.Left;
+        EjectButton.Label.HorizontalAlignment = HAlignment.Left;
+        RepairButton.Label.HorizontalAlignment = HAlignment.Left;
+        PurgeButton.Label.HorizontalAlignment = HAlignment.Left;
+
+        CancelButton.Label.Margin = new Thickness(40, 0, 0, 0);
+        EjectButton.Label.Margin = new Thickness(40, 0, 0, 0);
+        RepairButton.Label.Margin = new Thickness(40, 0, 0, 0);
+        PurgeButton.Label.Margin = new Thickness(40, 0, 0, 0);
+    }
+
+    public void OnSendStationAiFixerConsoleMessage(StationAiFixerConsoleAction action)
+    {
+        SendStationAiFixerConsoleMessageAction?.Invoke(action);
+    }
+
+    public void OnOpenConfirmationDialog()
+    {
+        OpenConfirmationDialogAction?.Invoke();
+    }
+
+    public override void Close()
+    {
+        base.Close();
+        ConfirmationDialog?.Close();
+    }
+
+    public void SetOwner(EntityUid owner)
+    {
+        _owner = owner;
+        UpdateState();
+    }
+
+    public void UpdateState()
+    {
+        if (!_entManager.TryGetComponent<StationAiFixerConsoleComponent>(_owner, out var stationAiFixerConsole))
+            return;
+
+        var ent = (_owner.Value, stationAiFixerConsole);
+        var isLocked = _entManager.TryGetComponent<LockComponent>(_owner, out var lockable) && lockable.Locked;
+
+        var stationAiHolderInserted = _stationAiFixerConsole.IsStationAiHolderInserted((_owner.Value, stationAiFixerConsole));
+        var stationAi = stationAiFixerConsole.ActionTarget;
+        var stationAiState = StationAiState.Empty;
+
+        if (_entManager.TryGetComponent<StationAiCustomizationComponent>(stationAi, out var stationAiCustomization))
+        {
+            stationAiState = stationAiCustomization.State;
+        }
+
+        // Set subscreen visibility
+        LockScreen.Visible = isLocked;
+        MainControls.Visible = !isLocked && !_stationAiFixerConsole.IsActionInProgress(ent);
+        ActionProgressScreen.Visible = !isLocked && _stationAiFixerConsole.IsActionInProgress(ent);
+
+        // Update station AI name
+        StationAiNameLabel.Text = GetStationAiName(stationAi);
+        StationAiStatusLabel.Text = Loc.GetString("station-ai-fixer-console-window-no-station-ai-status");
+
+        // Update station AI portrait
+        var portrait = _emptyPortrait;
+        var statusColor = _statusColors[StationAiState.Empty];
+
+        if (stationAiState == StationAiState.Rebooting)
+        {
+            portrait = _rebootingPortrait;
+            StationAiStatusLabel.Text = Loc.GetString("station-ai-fixer-console-window-station-ai-rebooting");
+            _statusColors.TryGetValue(StationAiState.Rebooting, out statusColor);
+        }
+        else if (stationAi != null &&
+            stationAiCustomization != null &&
+            _stationAi.TryGetCustomizedAppearanceData((stationAi.Value, stationAiCustomization), out var layerData))
+        {
+            StationAiStatusLabel.Text = stationAiState == StationAiState.Occupied ?
+                Loc.GetString("station-ai-fixer-console-window-station-ai-online") :
+                Loc.GetString("station-ai-fixer-console-window-station-ai-offline");
+
+            if (layerData.TryGetValue(stationAiState.ToString(), out var stateData) && stateData is { RsiPath: not null, State: not null })
+            {
+                portrait = new SpriteSpecifier.Rsi(new ResPath(stateData.RsiPath), stateData.State);
+            }
+
+            _statusColors.TryGetValue(stationAiState, out statusColor);
+        }
+
+        if (_currentPortrait == null || !_currentPortrait.Equals(portrait))
+        {
+            StationAiPortraitTexture.SetFromSpriteSpecifier(portrait);
+            _currentPortrait = portrait;
+        }
+
+        StationAiStatus.PanelOverride = new StyleBoxFlat
+        {
+            BackgroundColor = statusColor,
+        };
+
+        // Update buttons
+        EjectButton.Disabled = !stationAiHolderInserted;
+        RepairButton.Disabled = !stationAiHolderInserted || stationAiState != StationAiState.Dead;
+        PurgeButton.Disabled = !stationAiHolderInserted || stationAiState == StationAiState.Empty;
+
+        // Update progress bar
+        if (ActionProgressScreen.Visible)
+            UpdateProgressBar(ent);
+    }
+
+    public void UpdateProgressBar(Entity<StationAiFixerConsoleComponent> ent)
+    {
+        ActionInProgressLabel.Text = ent.Comp.ActionType == StationAiFixerConsoleAction.Repair ?
+            Loc.GetString("station-ai-fixer-console-window-action-progress-repair") :
+            Loc.GetString("station-ai-fixer-console-window-action-progress-purge");
+
+        var fullTimeSpan = ent.Comp.ActionEndTime - ent.Comp.ActionStartTime;
+        var remainingTimeSpan = ent.Comp.ActionEndTime - _timing.CurTime;
+
+        var time = remainingTimeSpan.TotalSeconds > 60 ? remainingTimeSpan.TotalMinutes : remainingTimeSpan.TotalSeconds;
+        var units = remainingTimeSpan.TotalSeconds > 60 ? Loc.GetString("generic-minutes") : Loc.GetString("generic-seconds");
+        ActionProgressEtaLabel.Text = Loc.GetString("station-ai-fixer-console-window-action-progress-eta", ("time", (int)time), ("units", units));
+
+        ActionProgressBar.Value = 1f - (float)remainingTimeSpan.Divide(fullTimeSpan);
+    }
+
+    private string GetStationAiName(EntityUid? uid)
+    {
+        if (_entManager.TryGetComponent<MetaDataComponent>(uid, out var metadata))
+        {
+            return metadata.EntityName;
+        }
+
+        return Loc.GetString("station-ai-fixer-console-window-no-station-ai");
+    }
+
+    protected override void FrameUpdate(FrameEventArgs args)
+    {
+        if (!ActionProgressScreen.Visible)
+            return;
+
+        if (!_entManager.TryGetComponent<StationAiFixerConsoleComponent>(_owner, out var stationAiFixerConsole))
+            return;
+
+        UpdateProgressBar((_owner.Value, stationAiFixerConsole));
+    }
+}

Content.Client/Silicons/StationAi/StationAiOverlay.cs

@@ -1,4 +1,5 @@
 using System.Numerics;
+using Content.Client.Graphics;
 using Content.Shared.Silicons.StationAi;
 using Robust.Client.Graphics;
 using Robust.Client.Player;
@@ -26,8 +27,7 @@ public sealed class StationAiOverlay : Overlay
 
     private readonly HashSet<Vector2i> _visibleTiles = new();
 
-    private IRenderTexture? _staticTexture;
-    private IRenderTexture? _stencilTexture;
+    private readonly OverlayResourceCache<CachedResources> _resources = new();
 
     private float _updateRate = 1f / 30f;
     private float _accumulator;
@@ -39,12 +39,14 @@ public sealed class StationAiOverlay : Overlay
 
     protected override void Draw(in OverlayDrawArgs args)
     {
-        if (_stencilTexture?.Texture.Size != args.Viewport.Size)
+        var res = _resources.GetForViewport(args.Viewport, static _ => new CachedResources());
+
+        if (res.StencilTexture?.Texture.Size != args.Viewport.Size)
         {
-            _staticTexture?.Dispose();
-            _stencilTexture?.Dispose();
-            _stencilTexture = _clyde.CreateRenderTarget(args.Viewport.Size, new RenderTargetFormatParameters(RenderTargetColorFormat.Rgba8Srgb), name: "station-ai-stencil");
-            _staticTexture = _clyde.CreateRenderTarget(args.Viewport.Size,
+            res.StaticTexture?.Dispose();
+            res.StencilTexture?.Dispose();
+            res.StencilTexture = _clyde.CreateRenderTarget(args.Viewport.Size, new RenderTargetFormatParameters(RenderTargetColorFormat.Rgba8Srgb), name: "station-ai-stencil");
+            res.StaticTexture = _clyde.CreateRenderTarget(args.Viewport.Size,
                 new RenderTargetFormatParameters(RenderTargetColorFormat.Rgba8Srgb),
                 name: "station-ai-static");
         }
@@ -78,7 +80,7 @@ public sealed class StationAiOverlay : Overlay
             var matty =  Matrix3x2.Multiply(gridMatrix, invMatrix);
 
             // Draw visible tiles to stencil
-            worldHandle.RenderInRenderTarget(_stencilTexture!, () =>
+            worldHandle.RenderInRenderTarget(res.StencilTexture!, () =>
             {
                 worldHandle.SetTransform(matty);
 
@@ -91,7 +93,7 @@ public sealed class StationAiOverlay : Overlay
             Color.Transparent);
 
             // Once this is gucci optimise rendering.
-            worldHandle.RenderInRenderTarget(_staticTexture!,
+            worldHandle.RenderInRenderTarget(res.StaticTexture!,
             () =>
             {
                 worldHandle.SetTransform(invMatrix);
@@ -104,12 +106,12 @@ public sealed class StationAiOverlay : Overlay
         // Not on a grid
         else
         {
-            worldHandle.RenderInRenderTarget(_stencilTexture!, () =>
+            worldHandle.RenderInRenderTarget(res.StencilTexture!, () =>
             {
             },
             Color.Transparent);
 
-            worldHandle.RenderInRenderTarget(_staticTexture!,
+            worldHandle.RenderInRenderTarget(res.StaticTexture!,
             () =>
             {
                 worldHandle.SetTransform(Matrix3x2.Identity);
@@ -119,14 +121,33 @@ public sealed class StationAiOverlay : Overlay
 
         // Use the lighting as a mask
         worldHandle.UseShader(_proto.Index(StencilMaskShader).Instance());
-        worldHandle.DrawTextureRect(_stencilTexture!.Texture, worldBounds);
+        worldHandle.DrawTextureRect(res.StencilTexture!.Texture, worldBounds);
 
         // Draw the static
         worldHandle.UseShader(_proto.Index(StencilDrawShader).Instance());
-        worldHandle.DrawTextureRect(_staticTexture!.Texture, worldBounds);
+        worldHandle.DrawTextureRect(res.StaticTexture!.Texture, worldBounds);
 
         worldHandle.SetTransform(Matrix3x2.Identity);
         worldHandle.UseShader(null);
 
     }
+
+    protected override void DisposeBehavior()
+    {
+        _resources.Dispose();
+
+        base.DisposeBehavior();
+    }
+
+    private sealed class CachedResources : IDisposable
+    {
+        public IRenderTexture? StaticTexture;
+        public IRenderTexture? StencilTexture;
+
+        public void Dispose()
+        {
+            StaticTexture?.Dispose();
+            StencilTexture?.Dispose();
+        }
+    }
 }

Content.Client/Silicons/StationAi/StationAiSystem.cs

@@ -81,10 +81,10 @@ public sealed partial class StationAiSystem : SharedStationAiSystem
         if (args.Sprite == null)
             return;
 
-        if (_appearance.TryGetData<PrototypeLayerData>(entity.Owner, StationAiVisualState.Key, out var layerData, args.Component))
-            _sprite.LayerSetData((entity.Owner, args.Sprite), StationAiVisualState.Key, layerData);
+        if (_appearance.TryGetData<PrototypeLayerData>(entity.Owner, StationAiVisualLayers.Icon, out var layerData, args.Component))
+            _sprite.LayerSetData((entity.Owner, args.Sprite), StationAiVisualLayers.Icon, layerData);
 
-        _sprite.LayerSetVisible((entity.Owner, args.Sprite), StationAiVisualState.Key, layerData != null);
+        _sprite.LayerSetVisible((entity.Owner, args.Sprite), StationAiVisualLayers.Icon, layerData != null);
     }
 
     public override void Shutdown()

Content.Client/Strip/StrippingMenu.cs

@@ -25,9 +25,9 @@ namespace Content.Client.Strip
 
         public void ClearButtons()
         {
-            InventoryContainer.DisposeAllChildren();
-            HandsContainer.DisposeAllChildren();
-            SnareContainer.DisposeAllChildren();
+            InventoryContainer.RemoveAllChildren();
+            HandsContainer.RemoveAllChildren();
+            SnareContainer.RemoveAllChildren();
         }
 
         protected override void FrameUpdate(FrameEventArgs args)

Content.Client/Thief/ThiefBackpackMenu.xaml.cs

@@ -29,7 +29,7 @@ public sealed partial class ThiefBackpackMenu : FancyWindow
 
     public void UpdateState(ThiefBackpackBoundUserInterfaceState state)
     {
-        SetsGrid.DisposeAllChildren();
+        SetsGrid.RemoveAllChildren();
         var selectedNumber = 0;
         foreach (var (set, info) in state.Sets)
         {

Content.Client/UserInterface/Controls/MainViewport.cs

@@ -66,7 +66,8 @@ namespace Content.Client.UserInterface.Controls
                     Viewport.StretchMode = filterMode switch
                     {
                         "nearest" => ScalingViewportStretchMode.Nearest,
-                        "bilinear" => ScalingViewportStretchMode.Bilinear
+                        "bilinear" => ScalingViewportStretchMode.Bilinear,
+                        _ => ScalingViewportStretchMode.Nearest
                     };
                     Viewport.IgnoreDimension = verticalFit ? ScalingViewportIgnoreDimension.Horizontal : ScalingViewportIgnoreDimension.None;
 

Content.Client/UserInterface/Controls/SplitBar.xaml.cs

@@ -1,4 +1,4 @@
-using System.Numerics;
+using System.Numerics;
 using Robust.Client.AutoGenerated;
 using Robust.Client.Graphics;
 using Robust.Client.UserInterface.Controls;
@@ -19,7 +19,7 @@ namespace Content.Client.UserInterface.Controls
 
         public void Clear()
         {
-            DisposeAllChildren();
+            RemoveAllChildren();
         }
 
         public void AddEntry(float amount, Color color, string? tooltip = null)

Content.Client/UserInterface/StatsWindow.xaml.cs

@@ -17,7 +17,7 @@ namespace Content.Client.UserInterface
 
         public void UpdateValues(List<string> headers, List<string[]> values)
         {
-            Values.DisposeAllChildren();
+            Values.RemoveAllChildren();
             Values.Columns = headers.Count;
 
             for (var i = 0; i < headers.Count; i++)

Content.Client/UserInterface/Systems/Ghost/Controls/GhostTargetWindow.xaml.cs

@@ -45,7 +45,7 @@ namespace Content.Client.UserInterface.Systems.Ghost.Controls
 
         public void Populate()
         {
-            ButtonContainer.DisposeAllChildren();
+            ButtonContainer.RemoveAllChildren();
             AddButtons();
         }
 

Content.Client/UserInterface/Systems/Ghost/Controls/Roles/GhostRolesEui.cs

@@ -90,23 +90,25 @@ namespace Content.Client.UserInterface.Systems.Ghost.Controls.Roles
             var spriteSystem = sysManager.GetEntitySystem<SpriteSystem>();
             var requirementsManager = IoCManager.Resolve<JobRequirementsManager>();
 
-            // TODO: role.Requirements value doesn't work at all as an equality key, this must be fixed
             // Grouping roles
             var groupedRoles = ghostState.GhostRoles.GroupBy(
-                role => (role.Name, role.Description, role.Requirements));
+                role => (
+                    role.Name,
+                    role.Description,
+                    //  Check the prototypes for role requirements and bans
+                    requirementsManager.IsAllowed(role.RolePrototypes.Item1, role.RolePrototypes.Item2, null, out var reason),
+                    reason));
 
             // Add a new entry for each role group
             foreach (var group in groupedRoles)
             {
+                var reason = group.Key.reason;
                 var name = group.Key.Name;
                 var description = group.Key.Description;
-                var hasAccess = requirementsManager.CheckRoleRequirements(
-                    group.Key.Requirements,
-                    null,
-                    out var reason);
+                var prototypesAllowed = group.Key.Item3;
 
                 // Adding a new role
-                _window.AddEntry(name, description, hasAccess, reason, group, spriteSystem);
+                _window.AddEntry(name, description, prototypesAllowed, reason, group, spriteSystem);
             }
 
             // Restore the Collapsible box state if it is saved

Content.Client/UserInterface/Systems/Ghost/Controls/Roles/GhostRolesWindow.xaml.cs

@@ -26,7 +26,7 @@ namespace Content.Client.UserInterface.Systems.Ghost.Controls.Roles
         public void ClearEntries()
         {
             NoRolesMessage.Visible = true;
-            EntryContainer.DisposeAllChildren();
+            EntryContainer.RemoveAllChildren();
             _collapsibleBoxes.Clear();
         }
 

Content.Client/UserInterface/Systems/Hands/Controls/HandsContainer.cs

@@ -1,4 +1,4 @@
-using System.Linq;
+using System.Linq;
 using Content.Client.UserInterface.Systems.Inventory.Controls;
 using Robust.Client.UserInterface.Controls;
 
@@ -74,7 +74,7 @@ public sealed class HandsContainer : ItemSlotUIContainer<HandButton>
     public void Clear()
     {
         ClearButtons();
-        _grid.DisposeAllChildren();
+        _grid.RemoveAllChildren();
     }
 
     public IEnumerable<HandButton> GetButtons()

Content.Client/Verbs/UI/VerbMenuUIController.cs

@@ -109,7 +109,7 @@ namespace Content.Client.Verbs.UI
             Close();
 
             var menu = popup ?? _context.RootMenu;
-            menu.MenuBody.DisposeAllChildren();
+            menu.MenuBody.RemoveAllChildren();
 
             CurrentTarget = target;
             CurrentVerbs = _verbSystem.GetVerbs(target, user, Verb.VerbTypes, out ExtraCategories, force);
@@ -207,7 +207,7 @@ namespace Content.Client.Verbs.UI
         /// </summary>
         public void AddServerVerbs(List<Verb>? verbs, ContextMenuPopup popup)
         {
-            popup.MenuBody.DisposeAllChildren();
+            popup.MenuBody.RemoveAllChildren();
 
             // Verbs may be null if the server does not think we can see the target entity. This **should** not happen.
             if (verbs == null)

Content.Client/_CP14/Overlays/StencilOverlay.CloudShadows.cs

@@ -7,7 +7,11 @@ namespace Content.Client.Overlays;
 
 public sealed partial class StencilOverlay
 {
-    private void DrawCloudShadows(in OverlayDrawArgs args, CP14CloudShadowsComponent cloudComp, Matrix3x2 invMatrix)
+    private void DrawCloudShadows(
+        in OverlayDrawArgs args,
+        CachedResources res,
+        CP14CloudShadowsComponent cloudComp,
+        Matrix3x2 invMatrix)
     {
         var worldHandle = args.WorldHandle;
         var mapId = args.MapId;
@@ -18,7 +22,7 @@ public sealed partial class StencilOverlay
         // Cut out the irrelevant bits via stencil
         // This is why we don't just use parallax; we might want specific tiles to get drawn over
         // particularly for planet maps or stations.
-        worldHandle.RenderInRenderTarget(_blep!, () =>
+        worldHandle.RenderInRenderTarget(res.Blep!, () =>
         {
             var xformQuery = _entManager.GetEntityQuery<TransformComponent>();
             _grids.Clear();
@@ -51,7 +55,7 @@ public sealed partial class StencilOverlay
 
         worldHandle.SetTransform(Matrix3x2.Identity);
         worldHandle.UseShader(_protoManager.Index<ShaderPrototype>("StencilMask").Instance());
-        worldHandle.DrawTextureRect(_blep!.Texture, worldBounds);
+        worldHandle.DrawTextureRect(res.Blep!.Texture, worldBounds);
         var curTime = _timing.RealTime;
         var sprite = _sprite.GetFrame(new SpriteSpecifier.Texture(cloudComp.ParallaxPath), curTime);
 

Content.IntegrationTests/ExternalTestContext.cs

@@ -1,12 +0,0 @@
-using System.IO;
-
-namespace Content.IntegrationTests;
-
-/// <summary>
-/// Generic implementation of <see cref="ITestContextLike"/> for usage outside of actual tests.
-/// </summary>
-public sealed class ExternalTestContext(string name, TextWriter writer) : ITestContextLike
-{
-    public string FullName => name;
-    public TextWriter Out => writer;
-}

Content.IntegrationTests/GlobalUsings.cs

@@ -3,3 +3,4 @@
 global using NUnit.Framework;
 global using System;
 global using System.Threading.Tasks;
+global using Robust.UnitTesting.Pool;

Content.IntegrationTests/ITestContextLike.cs

@@ -1,13 +0,0 @@
-using System.IO;
-
-namespace Content.IntegrationTests;
-
-/// <summary>
-/// Something that looks like a <see cref="TestContext"/>, for passing to integration tests.
-/// </summary>
-public interface ITestContextLike
-{
-    string FullName { get; }
-    TextWriter Out { get; }
-}
-

Content.IntegrationTests/NUnitTestContextWrap.cs

@@ -1,12 +0,0 @@
-using System.IO;
-
-namespace Content.IntegrationTests;
-
-/// <summary>
-/// Canonical implementation of <see cref="ITestContextLike"/> for usage in actual NUnit tests.
-/// </summary>
-public sealed class NUnitTestContextWrap(TestContext context, TextWriter writer) : ITestContextLike
-{
-    public string FullName => context.Test.FullName;
-    public TextWriter Out => writer;
-}

Content.IntegrationTests/Pair/TestMapData.cs

@@ -1,23 +0,0 @@
-using Robust.Shared.GameObjects;
-using Robust.Shared.Map;
-using Robust.Shared.Map.Components;
-
-namespace Content.IntegrationTests.Pair;
-
-/// <summary>
-/// Simple data class that stored information about a map being used by a test.
-/// </summary>
-public sealed class TestMapData
-{
-    public EntityUid MapUid { get; set; }
-    public Entity<MapGridComponent> Grid;
-    public MapId MapId;
-    public EntityCoordinates GridCoords { get; set; }
-    public MapCoordinates MapCoords { get; set; }
-    public TileRef Tile { get; set; }
-
-    // Client-side uids
-    public EntityUid CMapUid { get; set; }
-    public EntityUid CGridUid { get; set; }
-    public EntityCoordinates CGridCoords { get; set; }
-}

Content.IntegrationTests/Pair/TestPair.Cvars.cs

@@ -1,69 +0,0 @@
-#nullable enable
-using System.Collections.Generic;
-using Content.Shared.CCVar;
-using Robust.Shared.Configuration;
-using Robust.Shared.Utility;
-
-namespace Content.IntegrationTests.Pair;
-
-public sealed partial class TestPair
-{
-    private readonly Dictionary<string, object> _modifiedClientCvars = new();
-    private readonly Dictionary<string, object> _modifiedServerCvars = new();
-
-    private void OnServerCvarChanged(CVarChangeInfo args)
-    {
-        _modifiedServerCvars.TryAdd(args.Name, args.OldValue);
-    }
-
-    private void OnClientCvarChanged(CVarChangeInfo args)
-    {
-        _modifiedClientCvars.TryAdd(args.Name, args.OldValue);
-    }
-
-    internal void ClearModifiedCvars()
-    {
-        _modifiedClientCvars.Clear();
-        _modifiedServerCvars.Clear();
-    }
-
-    /// <summary>
-    /// Reverts any cvars that were modified during a test back to their original values.
-    /// </summary>
-    public async Task RevertModifiedCvars()
-    {
-        await Server.WaitPost(() =>
-        {
-            foreach (var (name, value) in _modifiedServerCvars)
-            {
-                if (Server.CfgMan.GetCVar(name).Equals(value))
-                    continue;
-                Server.Log.Info($"Resetting cvar {name} to {value}");
-                Server.CfgMan.SetCVar(name, value);
-            }
-
-            // I just love order dependent cvars
-            if (_modifiedServerCvars.TryGetValue(CCVars.PanicBunkerEnabled.Name, out var panik))
-                Server.CfgMan.SetCVar(CCVars.PanicBunkerEnabled.Name, panik);
-
-        });
-
-        await Client.WaitPost(() =>
-        {
-            foreach (var (name, value) in _modifiedClientCvars)
-            {
-                if (Client.CfgMan.GetCVar(name).Equals(value))
-                    continue;
-
-                var flags = Client.CfgMan.GetCVarFlags(name);
-                if (flags.HasFlag(CVar.REPLICATED) && flags.HasFlag(CVar.SERVER))
-                    continue;
-
-                Client.Log.Info($"Resetting cvar {name} to {value}");
-                Client.CfgMan.SetCVar(name, value);
-            }
-        });
-
-        ClearModifiedCvars();
-    }
-}

Content.IntegrationTests/Pair/TestPair.Helpers.cs

@@ -1,172 +1,19 @@
 #nullable enable
 using System.Collections.Generic;
-using System.Diagnostics.CodeAnalysis;
 using System.Linq;
 using Content.Server.Preferences.Managers;
 using Content.Shared.Preferences;
 using Content.Shared.Roles;
-using Robust.Shared.GameObjects;
-using Robust.Shared.Map;
 using Robust.Shared.Network;
 using Robust.Shared.Prototypes;
-using Robust.UnitTesting;
 
 namespace Content.IntegrationTests.Pair;
 
 // Contains misc helper functions to make writing tests easier.
 public sealed partial class TestPair
 {
-    /// <summary>
-    /// Creates a map, a grid, and a tile, and gives back references to them.
-    /// </summary>
-    [MemberNotNull(nameof(TestMap))]
-    public async Task<TestMapData> CreateTestMap(bool initialized = true, string tile = "Plating")
-    {
-        var mapData = new TestMapData();
-        TestMap = mapData;
-        await Server.WaitIdleAsync();
-        var tileDefinitionManager = Server.ResolveDependency<ITileDefinitionManager>();
-
-        TestMap = mapData;
-        await Server.WaitPost(() =>
-        {
-            mapData.MapUid = Server.System<SharedMapSystem>().CreateMap(out mapData.MapId, runMapInit: initialized);
-            mapData.Grid = Server.MapMan.CreateGridEntity(mapData.MapId);
-            mapData.GridCoords = new EntityCoordinates(mapData.Grid, 0, 0);
-            var plating = tileDefinitionManager[tile];
-            var platingTile = new Tile(plating.TileId);
-            Server.System<SharedMapSystem>().SetTile(mapData.Grid.Owner, mapData.Grid.Comp, mapData.GridCoords, platingTile);
-            mapData.MapCoords = new MapCoordinates(0, 0, mapData.MapId);
-            mapData.Tile = Server.System<SharedMapSystem>().GetAllTiles(mapData.Grid.Owner, mapData.Grid.Comp).First();
-        });
-
-        TestMap = mapData;
-        if (!Settings.Connected)
-            return mapData;
-
-        await RunTicksSync(10);
-        mapData.CMapUid = ToClientUid(mapData.MapUid);
-        mapData.CGridUid = ToClientUid(mapData.Grid);
-        mapData.CGridCoords = new EntityCoordinates(mapData.CGridUid, 0, 0);
-
-        TestMap = mapData;
-        return mapData;
-    }
-
-    /// <summary>
-    /// Convert a client-side uid into a server-side uid
-    /// </summary>
-    public EntityUid ToServerUid(EntityUid uid) => ConvertUid(uid, Client, Server);
-
-    /// <summary>
-    /// Convert a server-side uid into a client-side uid
-    /// </summary>
-    public EntityUid ToClientUid(EntityUid uid) => ConvertUid(uid, Server, Client);
-
-    private static EntityUid ConvertUid(
-        EntityUid uid,
-        RobustIntegrationTest.IntegrationInstance source,
-        RobustIntegrationTest.IntegrationInstance destination)
-    {
-        if (!uid.IsValid())
-            return EntityUid.Invalid;
-
-        if (!source.EntMan.TryGetComponent<MetaDataComponent>(uid, out var meta))
-        {
-            Assert.Fail($"Failed to resolve MetaData while converting the EntityUid for entity {uid}");
-            return EntityUid.Invalid;
-        }
-
-        if (!destination.EntMan.TryGetEntity(meta.NetEntity, out var otherUid))
-        {
-            Assert.Fail($"Failed to resolve net ID while converting the EntityUid entity {source.EntMan.ToPrettyString(uid)}");
-            return EntityUid.Invalid;
-        }
-
-        return otherUid.Value;
-    }
-
-    /// <summary>
-    /// Execute a command on the server and wait some number of ticks.
-    /// </summary>
-    public async Task WaitCommand(string cmd, int numTicks = 10)
-    {
-        await Server.ExecuteCommand(cmd);
-        await RunTicksSync(numTicks);
-    }
-
-    /// <summary>
-    /// Execute a command on the client and wait some number of ticks.
-    /// </summary>
-    public async Task WaitClientCommand(string cmd, int numTicks = 10)
-    {
-        await Client.ExecuteCommand(cmd);
-        await RunTicksSync(numTicks);
-    }
-
-    /// <summary>
-    /// Retrieve all entity prototypes that have some component.
-    /// </summary>
-    public List<(EntityPrototype, T)> GetPrototypesWithComponent<T>(
-        HashSet<string>? ignored = null,
-        bool ignoreAbstract = true,
-        bool ignoreTestPrototypes = true)
-        where T : IComponent, new()
-    {
-        if (!Server.ResolveDependency<IComponentFactory>().TryGetRegistration<T>(out var reg)
-            && !Client.ResolveDependency<IComponentFactory>().TryGetRegistration<T>(out reg))
-        {
-            Assert.Fail($"Unknown component: {typeof(T).Name}");
-            return new();
-        }
-
-        var id = reg.Name;
-        var list = new List<(EntityPrototype, T)>();
-        foreach (var proto in Server.ProtoMan.EnumeratePrototypes<EntityPrototype>())
-        {
-            if (ignored != null && ignored.Contains(proto.ID))
-                continue;
-
-            if (ignoreAbstract && proto.Abstract)
-                continue;
-
-            if (ignoreTestPrototypes && IsTestPrototype(proto))
-                continue;
-
-            if (proto.Components.TryGetComponent(id, out var cmp))
-                list.Add((proto, (T)cmp));
-        }
-
-        return list;
-    }
-
-    /// <summary>
-    /// Retrieve all entity prototypes that have some component.
-    /// </summary>
-    public List<EntityPrototype> GetPrototypesWithComponent(Type type,
-        HashSet<string>? ignored = null,
-        bool ignoreAbstract = true,
-        bool ignoreTestPrototypes = true)
-    {
-        var id = Server.ResolveDependency<IComponentFactory>().GetComponentName(type);
-        var list = new List<EntityPrototype>();
-        foreach (var proto in Server.ProtoMan.EnumeratePrototypes<EntityPrototype>())
-        {
-            if (ignored != null && ignored.Contains(proto.ID))
-                continue;
-
-            if (ignoreAbstract && proto.Abstract)
-                continue;
-
-            if (ignoreTestPrototypes && IsTestPrototype(proto))
-                continue;
-
-            if (proto.Components.ContainsKey(id))
-                list.Add((proto));
-        }
-
-        return list;
-    }
+    public Task<TestMapData> CreateTestMap(bool initialized = true)
+        => CreateTestMap(initialized, "Plating");
 
     /// <summary>
     /// Set a user's antag preferences. Modified preferences are automatically reset at the end of the test.

Content.IntegrationTests/Pair/TestPair.Prototypes.cs

@@ -1,64 +0,0 @@
-#nullable enable
-using System.Collections.Generic;
-using Robust.Shared.Prototypes;
-using Robust.Shared.Utility;
-using Robust.UnitTesting;
-
-namespace Content.IntegrationTests.Pair;
-
-// This partial class contains helper methods to deal with yaml prototypes.
-public sealed partial class TestPair
-{
-    private Dictionary<Type, HashSet<string>> _loadedPrototypes = new();
-    private HashSet<string> _loadedEntityPrototypes = new();
-
-    public async Task LoadPrototypes(List<string> prototypes)
-    {
-        await LoadPrototypes(Server, prototypes);
-        await LoadPrototypes(Client, prototypes);
-    }
-
-    private async Task LoadPrototypes(RobustIntegrationTest.IntegrationInstance instance, List<string> prototypes)
-    {
-        var changed = new Dictionary<Type, HashSet<string>>();
-        foreach (var file in prototypes)
-        {
-            instance.ProtoMan.LoadString(file, changed: changed);
-        }
-
-        await instance.WaitPost(() => instance.ProtoMan.ReloadPrototypes(changed));
-
-        foreach (var (kind, ids) in changed)
-        {
-            _loadedPrototypes.GetOrNew(kind).UnionWith(ids);
-        }
-
-        if (_loadedPrototypes.TryGetValue(typeof(EntityPrototype), out var entIds))
-            _loadedEntityPrototypes.UnionWith(entIds);
-    }
-
-    public bool IsTestPrototype(EntityPrototype proto)
-    {
-        return _loadedEntityPrototypes.Contains(proto.ID);
-    }
-
-    public bool IsTestEntityPrototype(string id)
-    {
-        return _loadedEntityPrototypes.Contains(id);
-    }
-
-    public bool IsTestPrototype<TPrototype>(string id) where TPrototype : IPrototype
-    {
-        return IsTestPrototype(typeof(TPrototype), id);
-    }
-
-    public bool IsTestPrototype<TPrototype>(TPrototype proto) where TPrototype : IPrototype
-    {
-        return IsTestPrototype(typeof(TPrototype), proto.ID);
-    }
-
-    public bool IsTestPrototype(Type kind, string id)
-    {
-        return _loadedPrototypes.TryGetValue(kind, out var ids) && ids.Contains(id);
-    }
-}

Content.IntegrationTests/Pair/TestPair.Recycle.cs

@@ -8,84 +8,17 @@ using Content.Shared.GameTicking;
 using Content.Shared.Mind;
 using Content.Shared.Mind.Components;
 using Content.Shared.Preferences;
-using Robust.Client;
-using Robust.Server.Player;
-using Robust.Shared.Exceptions;
-using Robust.Shared.GameObjects;
-using Robust.Shared.Network;
-using Robust.Shared.Utility;
+using Robust.Shared.Player;
 
 namespace Content.IntegrationTests.Pair;
 
 // This partial class contains logic related to recycling & disposing test pairs.
-public sealed partial class TestPair : IAsyncDisposable
+public sealed partial class TestPair
 {
-    public PairState State { get; private set; } = PairState.Ready;
-
-    private async Task OnDirtyDispose()
+    protected override async Task Cleanup()
     {
-        var usageTime = Watch.Elapsed;
-        Watch.Restart();
-        await _testOut.WriteLineAsync($"{nameof(DisposeAsync)}: Test gave back pair {Id} in {usageTime.TotalMilliseconds} ms");
-        Kill();
-        var disposeTime = Watch.Elapsed;
-        await _testOut.WriteLineAsync($"{nameof(DisposeAsync)}: Disposed pair {Id} in {disposeTime.TotalMilliseconds} ms");
-        // Test pairs should only dirty dispose if they are failing. If they are not failing, this probably happened
-        // because someone forgot to clean-return the pair.
-        Assert.Warn("Test was dirty-disposed.");
-    }
-
-    private async Task OnCleanDispose()
-    {
-        await Server.WaitIdleAsync();
-        await Client.WaitIdleAsync();
+        await base.Cleanup();
         await ResetModifiedPreferences();
-        await Server.RemoveAllDummySessions();
-
-        if (TestMap != null)
-        {
-            await Server.WaitPost(() => Server.EntMan.DeleteEntity(TestMap.MapUid));
-            TestMap = null;
-        }
-
-        await RevertModifiedCvars();
-
-        var usageTime = Watch.Elapsed;
-        Watch.Restart();
-        await _testOut.WriteLineAsync($"{nameof(CleanReturnAsync)}: Test borrowed pair {Id} for {usageTime.TotalMilliseconds} ms");
-        // Let any last minute failures the test cause happen.
-        await ReallyBeIdle();
-        if (!Settings.Destructive)
-        {
-            if (Client.IsAlive == false)
-            {
-                throw new Exception($"{nameof(CleanReturnAsync)}: Test killed the client in pair {Id}:", Client.UnhandledException);
-            }
-
-            if (Server.IsAlive == false)
-            {
-                throw new Exception($"{nameof(CleanReturnAsync)}: Test killed the server in pair {Id}:", Server.UnhandledException);
-            }
-        }
-
-        if (Settings.MustNotBeReused)
-        {
-            Kill();
-            await ReallyBeIdle();
-            await _testOut.WriteLineAsync($"{nameof(CleanReturnAsync)}: Clean disposed in {Watch.Elapsed.TotalMilliseconds} ms");
-            return;
-        }
-
-        var sRuntimeLog = Server.ResolveDependency<IRuntimeLog>();
-        if (sRuntimeLog.ExceptionCount > 0)
-            throw new Exception($"{nameof(CleanReturnAsync)}: Server logged exceptions");
-        var cRuntimeLog = Client.ResolveDependency<IRuntimeLog>();
-        if (cRuntimeLog.ExceptionCount > 0)
-            throw new Exception($"{nameof(CleanReturnAsync)}: Client logged exceptions");
-
-        var returnTime = Watch.Elapsed;
-        await _testOut.WriteLineAsync($"{nameof(CleanReturnAsync)}: PoolManager took {returnTime.TotalMilliseconds} ms to put pair {Id} back into the pool");
-        State = PairState.Ready;
     }
 
     private async Task ResetModifiedPreferences()
@@ -95,61 +28,14 @@ public sealed partial class TestPair : IAsyncDisposable
         {
             await Server.WaitPost(() => prefMan.SetProfile(user, 0, new HumanoidCharacterProfile()).Wait());
         }
+
         _modifiedProfiles.Clear();
     }
 
-    public async ValueTask CleanReturnAsync()
+    protected override async Task Recycle(PairSettings next, TextWriter testOut)
     {
-        if (State != PairState.InUse)
-            throw new Exception($"{nameof(CleanReturnAsync)}: Unexpected state. Pair: {Id}. State: {State}.");
-
-        await _testOut.WriteLineAsync($"{nameof(CleanReturnAsync)}: Return of pair {Id} started");
-        State = PairState.CleanDisposed;
-        await OnCleanDispose();
-        DebugTools.Assert(State is PairState.Dead or PairState.Ready);
-        PoolManager.NoCheckReturn(this);
-        ClearContext();
-    }
-
-    public async ValueTask DisposeAsync()
-    {
-        switch (State)
-        {
-            case PairState.Dead:
-            case PairState.Ready:
-                break;
-            case PairState.InUse:
-                await _testOut.WriteLineAsync($"{nameof(DisposeAsync)}: Dirty return of pair {Id} started");
-                await OnDirtyDispose();
-                PoolManager.NoCheckReturn(this);
-                ClearContext();
-                break;
-            default:
-                throw new Exception($"{nameof(DisposeAsync)}: Unexpected state. Pair: {Id}. State: {State}.");
-        }
-    }
-
-    public async Task CleanPooledPair(PoolSettings settings, TextWriter testOut)
-    {
-        Settings = default!;
-        Watch.Restart();
-        await testOut.WriteLineAsync($"Recycling...");
-
-        var gameTicker = Server.System<GameTicker>();
-        var cNetMgr = Client.ResolveDependency<IClientNetManager>();
-
-        await RunTicksSync(1);
-
-        // Disconnect the client if they are connected.
-        if (cNetMgr.IsConnected)
-        {
-            await testOut.WriteLineAsync($"Recycling: {Watch.Elapsed.TotalMilliseconds} ms: Disconnecting client.");
-            await Client.WaitPost(() => cNetMgr.ClientDisconnect("Test pooling cleanup disconnect"));
-            await RunTicksSync(1);
-        }
-        Assert.That(cNetMgr.IsConnected, Is.False);
-
         // Move to pre-round lobby. Required to toggle dummy ticker on and off
+        var gameTicker = Server.System<GameTicker>();
         if (gameTicker.RunLevel != GameRunLevel.PreRoundLobby)
         {
             await testOut.WriteLineAsync($"Recycling: {Watch.Elapsed.TotalMilliseconds} ms: Restarting round.");
@@ -162,8 +48,7 @@ public sealed partial class TestPair : IAsyncDisposable
 
         //Apply Cvars
         await testOut.WriteLineAsync($"Recycling: {Watch.Elapsed.TotalMilliseconds} ms: Setting CVar ");
-        await PoolManager.SetupCVars(Client, settings);
-        await PoolManager.SetupCVars(Server, settings);
+        await ApplySettings(next);
         await RunTicksSync(1);
 
         // Restart server.
@@ -171,52 +56,30 @@ public sealed partial class TestPair : IAsyncDisposable
         await Server.WaitPost(() => Server.EntMan.FlushEntities());
         await Server.WaitPost(() => gameTicker.RestartRound());
         await RunTicksSync(1);
-
-        // Connect client
-        if (settings.ShouldBeConnected)
-        {
-            await testOut.WriteLineAsync($"Recycling: {Watch.Elapsed.TotalMilliseconds} ms: Connecting client");
-            Client.SetConnectTarget(Server);
-            await Client.WaitPost(() => cNetMgr.ClientConnect(null!, 0, null!));
-        }
-
-        await testOut.WriteLineAsync($"Recycling: {Watch.Elapsed.TotalMilliseconds} ms: Idling");
-        await ReallyBeIdle();
-        await testOut.WriteLineAsync($"Recycling: {Watch.Elapsed.TotalMilliseconds} ms: Done recycling");
     }
 
-    public void ValidateSettings(PoolSettings settings)
+    public override void ValidateSettings(PairSettings s)
     {
+        base.ValidateSettings(s);
+        var settings = (PoolSettings) s;
+
         var cfg = Server.CfgMan;
         Assert.That(cfg.GetCVar(CCVars.AdminLogsEnabled), Is.EqualTo(settings.AdminLogsEnabled));
         Assert.That(cfg.GetCVar(CCVars.GameLobbyEnabled), Is.EqualTo(settings.InLobby));
-        Assert.That(cfg.GetCVar(CCVars.GameDummyTicker), Is.EqualTo(settings.UseDummyTicker));
+        Assert.That(cfg.GetCVar(CCVars.GameDummyTicker), Is.EqualTo(settings.DummyTicker));
 
-        var entMan = Server.ResolveDependency<EntityManager>();
-        var ticker = entMan.System<GameTicker>();
-        Assert.That(ticker.DummyTicker, Is.EqualTo(settings.UseDummyTicker));
+        var ticker = Server.System<GameTicker>();
+        Assert.That(ticker.DummyTicker, Is.EqualTo(settings.DummyTicker));
 
         var expectPreRound = settings.InLobby | settings.DummyTicker;
         var expectedLevel = expectPreRound ? GameRunLevel.PreRoundLobby : GameRunLevel.InRound;
         Assert.That(ticker.RunLevel, Is.EqualTo(expectedLevel));
 
-        var baseClient = Client.ResolveDependency<IBaseClient>();
-        var netMan = Client.ResolveDependency<INetManager>();
-        Assert.That(netMan.IsConnected, Is.Not.EqualTo(!settings.ShouldBeConnected));
-
-        if (!settings.ShouldBeConnected)
+        if (ticker.DummyTicker || !settings.Connected)
             return;
 
-        Assert.That(baseClient.RunLevel, Is.EqualTo(ClientRunLevel.InGame));
-        var cPlayer = Client.ResolveDependency<Robust.Client.Player.IPlayerManager>();
-        var sPlayer = Server.ResolveDependency<IPlayerManager>();
-        Assert.That(sPlayer.Sessions.Count(), Is.EqualTo(1));
+        var sPlayer = Server.ResolveDependency<ISharedPlayerManager>();
         var session = sPlayer.Sessions.Single();
-        Assert.That(cPlayer.LocalSession?.UserId, Is.EqualTo(session.UserId));
-
-        if (ticker.DummyTicker)
-            return;
-
         var status = ticker.PlayerGameStatuses[session.UserId];
         var expected = settings.InLobby
             ? PlayerGameStatus.NotReadyToPlay
@@ -231,11 +94,11 @@ public sealed partial class TestPair : IAsyncDisposable
         }
 
         Assert.That(session.AttachedEntity, Is.Not.Null);
-        Assert.That(entMan.EntityExists(session.AttachedEntity));
-        Assert.That(entMan.HasComponent<MindContainerComponent>(session.AttachedEntity));
-        var mindCont = entMan.GetComponent<MindContainerComponent>(session.AttachedEntity!.Value);
+        Assert.That(Server.EntMan.EntityExists(session.AttachedEntity));
+        Assert.That(Server.EntMan.HasComponent<MindContainerComponent>(session.AttachedEntity));
+        var mindCont = Server.EntMan.GetComponent<MindContainerComponent>(session.AttachedEntity!.Value);
         Assert.That(mindCont.Mind, Is.Not.Null);
-        Assert.That(entMan.TryGetComponent(mindCont.Mind, out MindComponent? mind));
+        Assert.That(Server.EntMan.TryGetComponent(mindCont.Mind, out MindComponent? mind));
         Assert.That(mind!.VisitingEntity, Is.Null);
         Assert.That(mind.OwnedEntity, Is.EqualTo(session.AttachedEntity!.Value));
         Assert.That(mind.UserId, Is.EqualTo(session.UserId));

Content.IntegrationTests/Pair/TestPair.Timing.cs

@@ -1,77 +0,0 @@
-#nullable enable
-
-namespace Content.IntegrationTests.Pair;
-
-// This partial class contains methods for running the server/client pairs for some number of ticks
-public sealed partial class TestPair
-{
-    /// <summary>
-    /// Runs the server-client pair in sync
-    /// </summary>
-    /// <param name="ticks">How many ticks to run them for</param>
-    public async Task RunTicksSync(int ticks)
-    {
-        for (var i = 0; i < ticks; i++)
-        {
-            await Server.WaitRunTicks(1);
-            await Client.WaitRunTicks(1);
-        }
-    }
-
-    /// <summary>
-    /// Convert a time interval to some number of ticks.
-    /// </summary>
-    public int SecondsToTicks(float seconds)
-    {
-        return (int) Math.Ceiling(seconds / Server.Timing.TickPeriod.TotalSeconds);
-    }
-
-    /// <summary>
-    /// Run the server & client in sync for some amount of time
-    /// </summary>
-    public async Task RunSeconds(float seconds)
-    {
-        await RunTicksSync(SecondsToTicks(seconds));
-    }
-
-    /// <summary>
-    /// Runs the server-client pair in sync, but also ensures they are both idle each tick.
-    /// </summary>
-    /// <param name="runTicks">How many ticks to run</param>
-    public async Task ReallyBeIdle(int runTicks = 25)
-    {
-        for (var i = 0; i < runTicks; i++)
-        {
-            await Client.WaitRunTicks(1);
-            await Server.WaitRunTicks(1);
-            for (var idleCycles = 0; idleCycles < 4; idleCycles++)
-            {
-                await Client.WaitIdleAsync();
-                await Server.WaitIdleAsync();
-            }
-        }
-    }
-
-    /// <summary>
-    /// Run the server/clients until the ticks are synchronized.
-    /// By default the client will be one tick ahead of the server.
-    /// </summary>
-    public async Task SyncTicks(int targetDelta = 1)
-    {
-        var sTick = (int)Server.Timing.CurTick.Value;
-        var cTick = (int)Client.Timing.CurTick.Value;
-        var delta = cTick - sTick;
-
-        if (delta == targetDelta)
-            return;
-        if (delta > targetDelta)
-            await Server.WaitRunTicks(delta - targetDelta);
-        else
-            await Client.WaitRunTicks(targetDelta - delta);
-
-        sTick = (int)Server.Timing.CurTick.Value;
-        cTick = (int)Client.Timing.CurTick.Value;
-        delta = cTick - sTick;
-        Assert.That(delta, Is.EqualTo(targetDelta));
-    }
-}

Content.IntegrationTests/Pair/TestPair.cs

@@ -1,16 +1,17 @@
 #nullable enable
 using System.Collections.Generic;
-using System.IO;
-using System.Linq;
+using Content.Client.IoC;
+using Content.Client.Parallax.Managers;
+using Content.IntegrationTests.Tests.Destructible;
+using Content.IntegrationTests.Tests.DeviceNetwork;
 using Content.Server.GameTicking;
+using Content.Shared.CCVar;
 using Content.Shared.Players;
-using Robust.Shared.Configuration;
+using Robust.Shared.ContentPack;
 using Robust.Shared.GameObjects;
 using Robust.Shared.IoC;
+using Robust.Shared.Log;
 using Robust.Shared.Network;
-using Robust.Shared.Player;
-using Robust.Shared.Random;
-using Robust.Shared.Timing;
 using Robust.UnitTesting;
 
 namespace Content.IntegrationTests.Pair;
@@ -18,156 +19,99 @@ namespace Content.IntegrationTests.Pair;
 /// <summary>
 /// This object wraps a pooled server+client pair.
 /// </summary>
-public sealed partial class TestPair
+public sealed partial class TestPair : RobustIntegrationTest.TestPair
 {
-    public readonly int Id;
-    private bool _initialized;
-    private TextWriter _testOut = default!;
-    public readonly Stopwatch Watch = new();
-    public readonly List<string> TestHistory = new();
-    public PoolSettings Settings = default!;
-    public TestMapData? TestMap;
     private List<NetUserId> _modifiedProfiles = new();
 
-    private int _nextServerSeed;
-    private int _nextClientSeed;
-
-    public int ServerSeed;
-    public int ClientSeed;
-
-    public RobustIntegrationTest.ServerIntegrationInstance Server { get; private set; } = default!;
-    public RobustIntegrationTest.ClientIntegrationInstance Client { get;  private set; } = default!;
-
-    public void Deconstruct(
-        out RobustIntegrationTest.ServerIntegrationInstance server,
-        out RobustIntegrationTest.ClientIntegrationInstance client)
-    {
-        server = Server;
-        client = Client;
-    }
-
-    public ICommonSession? Player => Server.PlayerMan.SessionsDict.GetValueOrDefault(Client.User!.Value);
-
     public ContentPlayerData? PlayerData => Player?.Data.ContentData();
 
-    public PoolTestLogHandler ServerLogHandler { get;  private set; } = default!;
-    public PoolTestLogHandler ClientLogHandler { get;  private set; } = default!;
-
-    public TestPair(int id)
+    protected override async Task Initialize()
     {
-        Id = id;
-    }
-
-    public async Task Initialize(PoolSettings settings, TextWriter testOut, List<string> testPrototypes)
-    {
-        if (_initialized)
-            throw new InvalidOperationException("Already initialized");
-
-        _initialized = true;
-        Settings = settings;
-        (Client, ClientLogHandler) = await PoolManager.GenerateClient(settings, testOut);
-        (Server, ServerLogHandler) = await PoolManager.GenerateServer(settings, testOut);
-        ActivateContext(testOut);
-
-        Client.CfgMan.OnCVarValueChanged += OnClientCvarChanged;
-        Server.CfgMan.OnCVarValueChanged += OnServerCvarChanged;
-
-        if (!settings.NoLoadTestPrototypes)
-            await LoadPrototypes(testPrototypes!);
-
-        if (!settings.UseDummyTicker)
+        var settings = (PoolSettings)Settings;
+        if (!settings.DummyTicker)
         {
-            var gameTicker = Server.ResolveDependency<IEntityManager>().System<GameTicker>();
+            var gameTicker = Server.System<GameTicker>();
             await Server.WaitPost(() => gameTicker.RestartRound());
         }
+    }
 
-        // Always initially connect clients to generate an initial random set of preferences/profiles.
-        // This is to try and prevent issues where if the first test that connects the client is consistently some test
-        // that uses a fixed seed, it would effectively prevent it from beingrandomized.
+    public override async Task RevertModifiedCvars()
+    {
+        // I just love order dependent cvars
+        // I.e., cvars that when changed automatically cause others to also change.
+        var modified = ModifiedServerCvars.TryGetValue(CCVars.PanicBunkerEnabled.Name, out var panik);
 
-        Client.SetConnectTarget(Server);
-        await Client.WaitIdleAsync();
-        var netMgr = Client.ResolveDependency<IClientNetManager>();
-        await Client.WaitPost(() => netMgr.ClientConnect(null!, 0, null!));
-        await ReallyBeIdle(10);
-        await Client.WaitRunTicks(1);
+        await base.RevertModifiedCvars();
 
-        if (!settings.ShouldBeConnected)
+        if (!modified)
+            return;
+
+        await Server.WaitPost(() => Server.CfgMan.SetCVar(CCVars.PanicBunkerEnabled.Name, panik!));
+        ClearModifiedCvars();
+    }
+
+    protected override async Task ApplySettings(IIntegrationInstance instance, PairSettings n)
+    {
+        var next = (PoolSettings)n;
+        await base.ApplySettings(instance, next);
+        var cfg = instance.CfgMan;
+        await instance.WaitPost(() =>
         {
-            await Client.WaitPost(() => netMgr.ClientDisconnect("Initial disconnect"));
-            await ReallyBeIdle(10);
-        }
+            if (cfg.IsCVarRegistered(CCVars.GameDummyTicker.Name))
+                cfg.SetCVar(CCVars.GameDummyTicker, next.DummyTicker);
 
-        var cRand = Client.ResolveDependency<IRobustRandom>();
-        var sRand = Server.ResolveDependency<IRobustRandom>();
-        _nextClientSeed = cRand.Next();
-        _nextServerSeed = sRand.Next();
+            if (cfg.IsCVarRegistered(CCVars.GameLobbyEnabled.Name))
+                cfg.SetCVar(CCVars.GameLobbyEnabled, next.InLobby);
+
+            if (cfg.IsCVarRegistered(CCVars.GameMap.Name))
+                cfg.SetCVar(CCVars.GameMap, next.Map);
+
+            if (cfg.IsCVarRegistered(CCVars.AdminLogsEnabled.Name))
+                cfg.SetCVar(CCVars.AdminLogsEnabled, next.AdminLogsEnabled);
+        });
     }
 
-    public void Kill()
+    protected override RobustIntegrationTest.ClientIntegrationOptions ClientOptions()
     {
-        State = PairState.Dead;
-        ServerLogHandler.ShuttingDown = true;
-        ClientLogHandler.ShuttingDown = true;
-        Server.Dispose();
-        Client.Dispose();
-    }
+        var opts = base.ClientOptions();
 
-    private void ClearContext()
-    {
-        _testOut = default!;
-        ServerLogHandler.ClearContext();
-        ClientLogHandler.ClearContext();
-    }
-
-    public void ActivateContext(TextWriter testOut)
-    {
-        _testOut = testOut;
-        ServerLogHandler.ActivateContext(testOut);
-        ClientLogHandler.ActivateContext(testOut);
-    }
-
-    public void Use()
-    {
-        if (State != PairState.Ready)
-            throw new InvalidOperationException($"Pair is not ready to use. State: {State}");
-        State = PairState.InUse;
-    }
-
-    public enum PairState : byte
-    {
-        Ready = 0,
-        InUse = 1,
-        CleanDisposed = 2,
-        Dead = 3,
-    }
-
-    public void SetupSeed()
-    {
-        var sRand = Server.ResolveDependency<IRobustRandom>();
-        if (Settings.ServerSeed is { } severSeed)
+        opts.LoadTestAssembly = false;
+        opts.ContentStart = true;
+        opts.FailureLogLevel = LogLevel.Warning;
+        opts.Options = new()
         {
-            ServerSeed = severSeed;
-            sRand.SetSeed(ServerSeed);
-        }
-        else
-        {
-            ServerSeed = _nextServerSeed;
-            sRand.SetSeed(ServerSeed);
-            _nextServerSeed = sRand.Next();
-        }
+            LoadConfigAndUserData = false,
+        };
 
-        var cRand = Client.ResolveDependency<IRobustRandom>();
-        if (Settings.ClientSeed is { } clientSeed)
+        opts.BeforeStart += () =>
         {
-            ClientSeed = clientSeed;
-            cRand.SetSeed(ClientSeed);
-        }
-        else
+            IoCManager.Resolve<IModLoader>().SetModuleBaseCallbacks(new ClientModuleTestingCallbacks
+                {
+                    ClientBeforeIoC = () => IoCManager.Register<IParallaxManager, DummyParallaxManager>(true)
+                });
+        };
+        return opts;
+    }
+
+    protected override RobustIntegrationTest.ServerIntegrationOptions ServerOptions()
+    {
+        var opts = base.ServerOptions();
+
+        opts.LoadTestAssembly = false;
+        opts.ContentStart = true;
+        opts.Options = new()
         {
-            ClientSeed = _nextClientSeed;
-            cRand.SetSeed(ClientSeed);
-            _nextClientSeed = cRand.Next();
-        }
+            LoadConfigAndUserData = false,
+        };
+
+        opts.BeforeStart += () =>
+        {
+            // Server-only systems (i.e., systems that subscribe to events with server-only components)
+            // There's probably a better way to do this.
+            var entSysMan = IoCManager.Resolve<IEntitySystemManager>();
+            entSysMan.LoadExtraSystemType<DeviceNetworkTestSystem>();
+            entSysMan.LoadExtraSystemType<TestDestructibleListenerSystem>();
+        };
+        return opts;
     }
 }

Content.IntegrationTests/PoolManager.Cvars.cs

@@ -1,15 +1,14 @@
 #nullable enable
 using Content.Shared.CCVar;
-using Robust.Shared;
-using Robust.Shared.Configuration;
-using Robust.UnitTesting;
 
 namespace Content.IntegrationTests;
 
-// Partial class containing cvar logic
+// Partial class containing test cvars
+// This could probably be merged into the main file, but I'm keeping it separate to reduce
+// conflicts for forks.
 public static partial class PoolManager
 {
-    private static readonly (string cvar, string value)[] TestCvars =
+    public static readonly (string cvar, string value)[] TestCvars =
     {
         // @formatter:off
         (CCVars.DatabaseSynchronous.Name,     "true"),
@@ -17,9 +16,7 @@ public static partial class PoolManager
         (CCVars.HolidaysEnabled.Name,         "false"),
         (CCVars.GameMap.Name,                 TestMap),
         (CCVars.AdminLogsQueueSendDelay.Name, "0"),
-        (CVars.NetPVS.Name,                   "false"),
         (CCVars.NPCMaxUpdates.Name,           "999999"),
-        (CVars.ThreadParallelCount.Name,      "1"),
         (CCVars.GameRoleTimers.Name,          "false"),
         (CCVars.GameRoleLoadoutTimers.Name,   "false"),
         (CCVars.GameRoleWhitelist.Name,       "false"),
@@ -30,49 +27,13 @@ public static partial class PoolManager
         (CCVars.ProcgenPreload.Name,          "false"),
         (CCVars.WorldgenEnabled.Name,         "false"),
         (CCVars.GatewayGeneratorEnabled.Name, "false"),
-        (CVars.ReplayClientRecordingEnabled.Name, "false"),
-        (CVars.ReplayServerRecordingEnabled.Name, "false"),
         (CCVars.GameDummyTicker.Name, "true"),
         (CCVars.GameLobbyEnabled.Name, "false"),
         (CCVars.ConfigPresetDevelopment.Name, "false"),
         (CCVars.AdminLogsEnabled.Name, "false"),
         (CCVars.AutosaveEnabled.Name, "false"),
-        (CVars.NetBufferSize.Name, "0"),
         (CCVars.InteractionRateLimitCount.Name, "9999999"),
         (CCVars.InteractionRateLimitPeriod.Name, "0.1"),
         (CCVars.MovementMobPushing.Name, "false"),
     };
-
-    public static async Task SetupCVars(RobustIntegrationTest.IntegrationInstance instance, PoolSettings settings)
-    {
-        var cfg = instance.ResolveDependency<IConfigurationManager>();
-        await instance.WaitPost(() =>
-        {
-            if (cfg.IsCVarRegistered(CCVars.GameDummyTicker.Name))
-                cfg.SetCVar(CCVars.GameDummyTicker, settings.UseDummyTicker);
-
-            if (cfg.IsCVarRegistered(CCVars.GameLobbyEnabled.Name))
-                cfg.SetCVar(CCVars.GameLobbyEnabled, settings.InLobby);
-
-            if (cfg.IsCVarRegistered(CVars.NetInterp.Name))
-                cfg.SetCVar(CVars.NetInterp, settings.DisableInterpolate);
-
-            if (cfg.IsCVarRegistered(CCVars.GameMap.Name))
-                cfg.SetCVar(CCVars.GameMap, settings.Map);
-
-            if (cfg.IsCVarRegistered(CCVars.AdminLogsEnabled.Name))
-                cfg.SetCVar(CCVars.AdminLogsEnabled, settings.AdminLogsEnabled);
-
-            if (cfg.IsCVarRegistered(CVars.NetInterp.Name))
-                cfg.SetCVar(CVars.NetInterp, !settings.DisableInterpolate);
-        });
-    }
-
-    private static void SetDefaultCVars(RobustIntegrationTest.IntegrationOptions options)
-    {
-        foreach (var (cvar, value) in TestCvars)
-        {
-            options.CVarOverrides[cvar] = value;
-        }
-    }
 }

Content.IntegrationTests/PoolManager.Prototypes.cs

@@ -1,35 +0,0 @@
-#nullable enable
-using System.Collections.Generic;
-using System.Reflection;
-using Robust.Shared.Utility;
-
-namespace Content.IntegrationTests;
-
-// Partial class for handling the discovering and storing test prototypes.
-public static partial class PoolManager
-{
-    private static List<string> _testPrototypes = new();
-
-    private const BindingFlags Flags = BindingFlags.Static
-                                       | BindingFlags.NonPublic
-                                       | BindingFlags.Public
-                                       | BindingFlags.DeclaredOnly;
-
-    private static void DiscoverTestPrototypes(Assembly assembly)
-    {
-        foreach (var type in assembly.GetTypes())
-        {
-            foreach (var field in type.GetFields(Flags))
-            {
-                if (!field.HasCustomAttribute<TestPrototypesAttribute>())
-                    continue;
-
-                var val = field.GetValue(null);
-                if (val is not string str)
-                    throw new Exception($"TestPrototypeAttribute is only valid on non-null string fields");
-
-                _testPrototypes.Add(str);
-            }
-        }
-    }
-}

Content.IntegrationTests/PoolManager.cs

@@ -1,373 +1,17 @@
 #nullable enable
-using System.Collections.Generic;
-using System.IO;
 using System.Linq;
 using System.Reflection;
-using System.Text;
-using System.Threading;
-using Content.Client.IoC;
-using Content.Client.Parallax.Managers;
 using Content.IntegrationTests.Pair;
-using Content.IntegrationTests.Tests;
-using Content.IntegrationTests.Tests.Destructible;
-using Content.IntegrationTests.Tests.DeviceNetwork;
-using Content.IntegrationTests.Tests.Interaction.Click;
-using Robust.Client;
-using Robust.Server;
-using Robust.Shared.Configuration;
-using Robust.Shared.ContentPack;
-using Robust.Shared.GameObjects;
-using Robust.Shared.IoC;
-using Robust.Shared.Log;
-using Robust.Shared.Prototypes;
-using Robust.Shared.Timing;
+using Content.Shared.CCVar;
 using Robust.UnitTesting;
 
 namespace Content.IntegrationTests;
 
-/// <summary>
-/// Making clients, and servers is slow, this manages a pool of them so tests can reuse them.
-/// </summary>
+// The static class exist to avoid breaking changes
 public static partial class PoolManager
 {
+    public static readonly ContentPoolManager Instance = new();
     public const string TestMap = "Empty";
-    private static int _pairId;
-    private static readonly object PairLock = new();
-    private static bool _initialized;
-
-    // Pair, IsBorrowed
-    private static readonly Dictionary<TestPair, bool> Pairs = new();
-    private static bool _dead;
-    private static Exception? _poolFailureReason;
-
-    private static HashSet<Assembly> _contentAssemblies = default!;
-
-    public static async Task<(RobustIntegrationTest.ServerIntegrationInstance, PoolTestLogHandler)> GenerateServer(
-        PoolSettings poolSettings,
-        TextWriter testOut)
-    {
-        var options = new RobustIntegrationTest.ServerIntegrationOptions
-        {
-            ContentStart = true,
-            Options = new ServerOptions()
-            {
-                LoadConfigAndUserData = false,
-                LoadContentResources = !poolSettings.NoLoadContent,
-            },
-            ContentAssemblies = _contentAssemblies.ToArray()
-        };
-
-        var logHandler = new PoolTestLogHandler("SERVER");
-        logHandler.ActivateContext(testOut);
-        options.OverrideLogHandler = () => logHandler;
-
-        options.BeforeStart += () =>
-        {
-            // Server-only systems (i.e., systems that subscribe to events with server-only components)
-            var entSysMan = IoCManager.Resolve<IEntitySystemManager>();
-            entSysMan.LoadExtraSystemType<DeviceNetworkTestSystem>();
-            entSysMan.LoadExtraSystemType<TestDestructibleListenerSystem>();
-
-            IoCManager.Resolve<ILogManager>().GetSawmill("loc").Level = LogLevel.Error;
-            IoCManager.Resolve<IConfigurationManager>()
-                .OnValueChanged(RTCVars.FailureLogLevel, value => logHandler.FailureLevel = value, true);
-        };
-
-        SetDefaultCVars(options);
-        var server = new RobustIntegrationTest.ServerIntegrationInstance(options);
-        await server.WaitIdleAsync();
-        await SetupCVars(server, poolSettings);
-        return (server, logHandler);
-    }
-
-    /// <summary>
-    /// This shuts down the pool, and disposes all the server/client pairs.
-    /// This is a one time operation to be used when the testing program is exiting.
-    /// </summary>
-    public static void Shutdown()
-    {
-        List<TestPair> localPairs;
-        lock (PairLock)
-        {
-            if (_dead)
-                return;
-            _dead = true;
-            localPairs = Pairs.Keys.ToList();
-        }
-
-        foreach (var pair in localPairs)
-        {
-            pair.Kill();
-        }
-
-        _initialized = false;
-    }
-
-    public static string DeathReport()
-    {
-        lock (PairLock)
-        {
-            var builder = new StringBuilder();
-            var pairs = Pairs.Keys.OrderBy(pair => pair.Id);
-            foreach (var pair in pairs)
-            {
-                var borrowed = Pairs[pair];
-                builder.AppendLine($"Pair {pair.Id}, Tests Run: {pair.TestHistory.Count}, Borrowed: {borrowed}");
-                for (var i = 0; i < pair.TestHistory.Count; i++)
-                {
-                    builder.AppendLine($"#{i}: {pair.TestHistory[i]}");
-                }
-            }
-
-            return builder.ToString();
-        }
-    }
-
-    public static async Task<(RobustIntegrationTest.ClientIntegrationInstance, PoolTestLogHandler)> GenerateClient(
-        PoolSettings poolSettings,
-        TextWriter testOut)
-    {
-        var options = new RobustIntegrationTest.ClientIntegrationOptions
-        {
-            FailureLogLevel = LogLevel.Warning,
-            ContentStart = true,
-            ContentAssemblies = new[]
-            {
-                typeof(Shared.Entry.EntryPoint).Assembly,
-                typeof(Client.Entry.EntryPoint).Assembly,
-                typeof(PoolManager).Assembly,
-            }
-        };
-
-        if (poolSettings.NoLoadContent)
-        {
-            Assert.Warn("NoLoadContent does not work on the client, ignoring");
-        }
-
-        options.Options = new GameControllerOptions()
-        {
-            LoadConfigAndUserData = false,
-            // LoadContentResources = !poolSettings.NoLoadContent
-        };
-
-        var logHandler = new PoolTestLogHandler("CLIENT");
-        logHandler.ActivateContext(testOut);
-        options.OverrideLogHandler = () => logHandler;
-
-        options.BeforeStart += () =>
-        {
-            IoCManager.Resolve<IModLoader>().SetModuleBaseCallbacks(new ClientModuleTestingCallbacks
-            {
-                ClientBeforeIoC = () =>
-                {
-                    // do not register extra systems or components here -- they will get cleared when the client is
-                    // disconnected. just use reflection.
-                    IoCManager.Register<IParallaxManager, DummyParallaxManager>(true);
-                    IoCManager.Resolve<ILogManager>().GetSawmill("loc").Level = LogLevel.Error;
-                    IoCManager.Resolve<IConfigurationManager>()
-                        .OnValueChanged(RTCVars.FailureLogLevel, value => logHandler.FailureLevel = value, true);
-                }
-            });
-        };
-
-        SetDefaultCVars(options);
-        var client = new RobustIntegrationTest.ClientIntegrationInstance(options);
-        await client.WaitIdleAsync();
-        await SetupCVars(client, poolSettings);
-        return (client, logHandler);
-    }
-
-    /// <summary>
-    /// Gets a <see cref="Pair.TestPair"/>, which can be used to get access to a server, and client <see cref="Pair.TestPair"/>
-    /// </summary>
-    /// <param name="poolSettings">See <see cref="PoolSettings"/></param>
-    /// <returns></returns>
-    public static async Task<TestPair> GetServerClient(
-        PoolSettings? poolSettings = null,
-        ITestContextLike? testContext = null)
-    {
-        return await GetServerClientPair(
-            poolSettings ?? new PoolSettings(),
-            testContext ?? new NUnitTestContextWrap(TestContext.CurrentContext, TestContext.Out));
-    }
-
-    private static string GetDefaultTestName(ITestContextLike testContext)
-    {
-        return testContext.FullName.Replace("Content.IntegrationTests.Tests.", "");
-    }
-
-    private static async Task<TestPair> GetServerClientPair(
-        PoolSettings poolSettings,
-        ITestContextLike testContext)
-    {
-        if (!_initialized)
-            throw new InvalidOperationException($"Pool manager has not been initialized");
-
-        // Trust issues with the AsyncLocal that backs this.
-        var testOut = testContext.Out;
-
-        DieIfPoolFailure();
-        var currentTestName = poolSettings.TestName ?? GetDefaultTestName(testContext);
-        var poolRetrieveTimeWatch = new Stopwatch();
-        await testOut.WriteLineAsync($"{nameof(GetServerClientPair)}: Called by test {currentTestName}");
-        TestPair? pair = null;
-        try
-        {
-            poolRetrieveTimeWatch.Start();
-            if (poolSettings.MustBeNew)
-            {
-                await testOut.WriteLineAsync(
-                    $"{nameof(GetServerClientPair)}: Creating pair, because settings of pool settings");
-                pair = await CreateServerClientPair(poolSettings, testOut);
-            }
-            else
-            {
-                await testOut.WriteLineAsync($"{nameof(GetServerClientPair)}: Looking in pool for a suitable pair");
-                pair = GrabOptimalPair(poolSettings);
-                if (pair != null)
-                {
-                    pair.ActivateContext(testOut);
-                    await testOut.WriteLineAsync($"{nameof(GetServerClientPair)}: Suitable pair found");
-                    var canSkip = pair.Settings.CanFastRecycle(poolSettings);
-
-                    if (canSkip)
-                    {
-                        await testOut.WriteLineAsync($"{nameof(GetServerClientPair)}: Cleanup not needed, Skipping cleanup of pair");
-                        await SetupCVars(pair.Client, poolSettings);
-                        await SetupCVars(pair.Server, poolSettings);
-                        await pair.RunTicksSync(1);
-                    }
-                    else
-                    {
-                        await testOut.WriteLineAsync($"{nameof(GetServerClientPair)}: Cleaning existing pair");
-                        await pair.CleanPooledPair(poolSettings, testOut);
-                    }
-
-                    await pair.RunTicksSync(5);
-                    await pair.SyncTicks(targetDelta: 1);
-                }
-                else
-                {
-                    await testOut.WriteLineAsync($"{nameof(GetServerClientPair)}: Creating a new pair, no suitable pair found in pool");
-                    pair = await CreateServerClientPair(poolSettings, testOut);
-                }
-            }
-        }
-        finally
-        {
-            if (pair != null && pair.TestHistory.Count > 0)
-            {
-                await testOut.WriteLineAsync($"{nameof(GetServerClientPair)}: Pair {pair.Id} Test History Start");
-                for (var i = 0; i < pair.TestHistory.Count; i++)
-                {
-                    await testOut.WriteLineAsync($"- Pair {pair.Id} Test #{i}: {pair.TestHistory[i]}");
-                }
-                await testOut.WriteLineAsync($"{nameof(GetServerClientPair)}: Pair {pair.Id} Test History End");
-            }
-        }
-
-        pair.ValidateSettings(poolSettings);
-
-        var poolRetrieveTime = poolRetrieveTimeWatch.Elapsed;
-        await testOut.WriteLineAsync(
-            $"{nameof(GetServerClientPair)}: Retrieving pair {pair.Id} from pool took {poolRetrieveTime.TotalMilliseconds} ms");
-
-        pair.ClearModifiedCvars();
-        pair.Settings = poolSettings;
-        pair.TestHistory.Add(currentTestName);
-        pair.SetupSeed();
-        await testOut.WriteLineAsync(
-            $"{nameof(GetServerClientPair)}: Returning pair {pair.Id} with client/server seeds: {pair.ClientSeed}/{pair.ServerSeed}");
-
-        pair.Watch.Restart();
-        return pair;
-    }
-
-    private static TestPair? GrabOptimalPair(PoolSettings poolSettings)
-    {
-        lock (PairLock)
-        {
-            TestPair? fallback = null;
-            foreach (var pair in Pairs.Keys)
-            {
-                if (Pairs[pair])
-                    continue;
-
-                if (!pair.Settings.CanFastRecycle(poolSettings))
-                {
-                    fallback = pair;
-                    continue;
-                }
-
-                pair.Use();
-                Pairs[pair] = true;
-                return pair;
-            }
-
-            if (fallback != null)
-            {
-                fallback.Use();
-                Pairs[fallback!] = true;
-            }
-
-            return fallback;
-        }
-    }
-
-    /// <summary>
-    /// Used by TestPair after checking the server/client pair, Don't use this.
-    /// </summary>
-    public static void NoCheckReturn(TestPair pair)
-    {
-        lock (PairLock)
-        {
-            if (pair.State == TestPair.PairState.Dead)
-                Pairs.Remove(pair);
-            else if (pair.State == TestPair.PairState.Ready)
-                Pairs[pair] = false;
-            else
-                throw new InvalidOperationException($"Attempted to return a pair in an invalid state. Pair: {pair.Id}. State: {pair.State}.");
-        }
-    }
-
-    private static void DieIfPoolFailure()
-    {
-        if (_poolFailureReason != null)
-        {
-            // If the _poolFailureReason is not null, we can assume at least one test failed.
-            // So we say inconclusive so we don't add more failed tests to search through.
-            Assert.Inconclusive(@$"
-In a different test, the pool manager had an exception when trying to create a server/client pair.
-Instead of risking that the pool manager will fail at creating a server/client pairs for every single test,
-we are just going to end this here to save a lot of time. This is the exception that started this:\n {_poolFailureReason}");
-        }
-
-        if (_dead)
-        {
-            // If Pairs is null, we ran out of time, we can't assume a test failed.
-            // So we are going to tell it all future tests are a failure.
-            Assert.Fail("The pool was shut down");
-        }
-    }
-
-    private static async Task<TestPair> CreateServerClientPair(PoolSettings poolSettings, TextWriter testOut)
-    {
-        try
-        {
-            var id = Interlocked.Increment(ref _pairId);
-            var pair = new TestPair(id);
-            await pair.Initialize(poolSettings, testOut, _testPrototypes);
-            pair.Use();
-            await pair.RunTicksSync(5);
-            await pair.SyncTicks(targetDelta: 1);
-            return pair;
-        }
-        catch (Exception ex)
-        {
-            _poolFailureReason = ex;
-            throw;
-        }
-    }
 
     /// <summary>
     /// Runs a server, or a client until a condition is true
@@ -423,29 +67,42 @@ we are just going to end this here to save a lot of time. This is the exception
         Assert.That(passed);
     }
 
-    /// <summary>
-    /// Initialize the pool manager.
-    /// </summary>
-    /// <param name="extraAssemblies">Assemblies to search for to discover extra prototypes and systems.</param>
-    public static void Startup(params Assembly[] extraAssemblies)
+    public static async Task<TestPair> GetServerClient(
+        PoolSettings? settings = null,
+        ITestContextLike? testContext = null)
     {
-        if (_initialized)
-            throw new InvalidOperationException("Already initialized");
+        return await Instance.GetPair(settings, testContext);
+    }
 
-        _initialized = true;
-        _contentAssemblies =
-        [
-            typeof(Shared.Entry.EntryPoint).Assembly,
-            typeof(Server.Entry.EntryPoint).Assembly,
-            typeof(PoolManager).Assembly
-        ];
-        _contentAssemblies.UnionWith(extraAssemblies);
+    public static void Startup(params Assembly[] extra)
+        => Instance.Startup(extra);
 
-        _testPrototypes.Clear();
-        DiscoverTestPrototypes(typeof(PoolManager).Assembly);
-        foreach (var assembly in extraAssemblies)
-        {
-            DiscoverTestPrototypes(assembly);
-        }
+    public static void Shutdown() => Instance.Shutdown();
+    public static string DeathReport() => Instance.DeathReport();
+}
+
+/// <summary>
+/// Making clients, and servers is slow, this manages a pool of them so tests can reuse them.
+/// </summary>
+public sealed class ContentPoolManager : PoolManager<TestPair>
+{
+    public override PairSettings DefaultSettings =>  new PoolSettings();
+    protected override string GetDefaultTestName(ITestContextLike testContext)
+    {
+        return testContext.FullName.Replace("Content.IntegrationTests.Tests.", "");
+    }
+
+    public override void Startup(params Assembly[] extraAssemblies)
+    {
+        DefaultCvars.AddRange(PoolManager.TestCvars);
+
+        var shared = extraAssemblies
+                .Append(typeof(Shared.Entry.EntryPoint).Assembly)
+                .Append(typeof(PoolManager).Assembly)
+                .ToArray();
+
+        Startup([typeof(Client.Entry.EntryPoint).Assembly],
+            [typeof(Server.Entry.EntryPoint).Assembly],
+            shared);
     }
 }

Content.IntegrationTests/PoolSettings.cs

@@ -1,43 +1,31 @@
-#nullable enable
+namespace Content.IntegrationTests;
 
-using Robust.Shared.Random;
-
-namespace Content.IntegrationTests;
-
-/// <summary>
-/// Settings for the pooled server, and client pair.
-/// Some options are for changing the pair, and others are
-/// so the pool can properly clean up what you borrowed.
-/// </summary>
-public sealed class PoolSettings
+/// <inheritdoc/>
+public sealed class PoolSettings : PairSettings
 {
-    /// <summary>
-    /// Set to true if the test will ruin the server/client pair.
-    /// </summary>
-    public bool Destructive { get; init; }
+    public override bool Connected
+    {
+        get => _connected || InLobby;
+        init => _connected = value;
+    }
 
-    /// <summary>
-    /// Set to true if the given server/client pair should be created fresh.
-    /// </summary>
-    public bool Fresh { get; init; }
+    private readonly bool _dummyTicker = true;
+    private readonly bool _connected;
 
     /// <summary>
     /// Set to true if the given server should be using a dummy ticker. Ignored if <see cref="InLobby"/> is true.
     /// </summary>
-    public bool DummyTicker { get; init; } = true;
+    public bool DummyTicker
+    {
+        get => _dummyTicker && !InLobby;
+        init => _dummyTicker = value;
+    }
 
     /// <summary>
     /// If true, this enables the creation of admin logs during the test.
     /// </summary>
     public bool AdminLogsEnabled { get; init; }
 
-    /// <summary>
-    /// Set to true if the given server/client pair should be connected from each other.
-    /// Defaults to disconnected as it makes dirty recycling slightly faster.
-    /// If <see cref="InLobby"/> is true, this option is ignored.
-    /// </summary>
-    public bool Connected { get; init; }
-
     /// <summary>
     /// Set to true if the given server/client pair should be in the lobby.
     /// If the pair is not in the lobby at the end of the test, this test must be marked as dirty.
@@ -53,81 +41,22 @@ public sealed class PoolSettings
     /// </summary>
     public bool NoLoadContent { get; init; }
 
-    /// <summary>
-    /// This will return a server-client pair that has not loaded test prototypes.
-    /// Try avoiding this whenever possible, as this will always  create & destroy a new pair.
-    /// Use <see cref="Pair.TestPair.IsTestPrototype(Robust.Shared.Prototypes.EntityPrototype)"/> if you need to exclude test prototypees.
-    /// </summary>
-    public bool NoLoadTestPrototypes { get; init; }
-
-    /// <summary>
-    /// Set this to true to disable the NetInterp CVar on the given server/client pair
-    /// </summary>
-    public bool DisableInterpolate { get; init; }
-
-    /// <summary>
-    /// Set this to true to always clean up the server/client pair before giving it to another borrower
-    /// </summary>
-    public bool Dirty { get; init; }
-
     /// <summary>
     /// Set this to the path of a map to have the given server/client pair load the map.
     /// </summary>
     public string Map { get; init; } = PoolManager.TestMap;
 
-    /// <summary>
-    /// Overrides the test name detection, and uses this in the test history instead
-    /// </summary>
-    public string? TestName { get; set; }
-
-    /// <summary>
-    /// If set, this will be used to call <see cref="IRobustRandom.SetSeed"/>
-    /// </summary>
-    public int? ServerSeed { get; set; }
-
-    /// <summary>
-    /// If set, this will be used to call <see cref="IRobustRandom.SetSeed"/>
-    /// </summary>
-    public int? ClientSeed { get; set; }
-
-    #region Inferred Properties
-
-    /// <summary>
-    /// If the returned pair must not be reused
-    /// </summary>
-    public bool MustNotBeReused => Destructive || NoLoadContent || NoLoadTestPrototypes;
-
-    /// <summary>
-    /// If the given pair must be brand new
-    /// </summary>
-    public bool MustBeNew => Fresh || NoLoadContent || NoLoadTestPrototypes;
-
-    public bool UseDummyTicker => !InLobby && DummyTicker;
-
-    public bool ShouldBeConnected => InLobby || Connected;
-
-    #endregion
-
-    /// <summary>
-    /// Tries to guess if we can skip recycling the server/client pair.
-    /// </summary>
-    /// <param name="nextSettings">The next set of settings the old pair will be set to</param>
-    /// <returns>If we can skip cleaning it up</returns>
-    public bool CanFastRecycle(PoolSettings nextSettings)
+    public override bool CanFastRecycle(PairSettings nextSettings)
     {
-        if (MustNotBeReused)
-            throw new InvalidOperationException("Attempting to recycle a non-reusable test.");
+        if (!base.CanFastRecycle(nextSettings))
+            return false;
 
-        if (nextSettings.MustBeNew)
-            throw new InvalidOperationException("Attempting to recycle a test while requesting a fresh test.");
-
-        if (Dirty)
+        if (nextSettings is not PoolSettings next)
             return false;
 
         // Check that certain settings match.
-        return !ShouldBeConnected == !nextSettings.ShouldBeConnected
-               && UseDummyTicker == nextSettings.UseDummyTicker
-               && Map == nextSettings.Map
-               && InLobby == nextSettings.InLobby;
+        return DummyTicker == next.DummyTicker
+               && Map == next.Map
+               && InLobby == next.InLobby;
     }
 }

Content.IntegrationTests/PoolTestLogHandler.cs

@@ -1,79 +0,0 @@
-using System.IO;
-using Robust.Shared.Log;
-using Robust.Shared.Timing;
-using Serilog.Events;
-
-namespace Content.IntegrationTests;
-
-#nullable enable
-
-/// <summary>
-/// Log handler intended for pooled integration tests.
-/// </summary>
-/// <remarks>
-/// <para>
-/// This class logs to two places: an NUnit <see cref="TestContext"/>
-/// (so it nicely gets attributed to a test in your IDE),
-/// and an in-memory ring buffer for diagnostic purposes.
-/// If test pooling breaks, the ring buffer can be used to see what the broken instance has gone through.
-/// </para>
-/// <para>
-/// The active test context can be swapped out so pooled instances can correctly have their logs attributed.
-/// </para>
-/// </remarks>
-public sealed class PoolTestLogHandler : ILogHandler
-{
-    private readonly string? _prefix;
-
-    private RStopwatch _stopwatch;
-
-    public TextWriter? ActiveContext { get; private set; }
-
-    public LogLevel? FailureLevel { get; set; }
-
-    public PoolTestLogHandler(string? prefix)
-    {
-        _prefix = prefix != null ? $"{prefix}: " : "";
-    }
-
-    public bool ShuttingDown;
-
-    public void Log(string sawmillName, LogEvent message)
-    {
-        var level = message.Level.ToRobust();
-
-        if (ShuttingDown && (FailureLevel == null || level < FailureLevel))
-            return;
-
-        if (ActiveContext is not { } testContext)
-        {
-            // If this gets hit it means something is logging to this instance while it's "between" tests.
-            // This is a bug in either the game or the testing system, and must always be investigated.
-            throw new InvalidOperationException("Log to pool test log handler without active test context");
-        }
-
-        var name = LogMessage.LogLevelToName(level);
-        var seconds = _stopwatch.Elapsed.TotalSeconds;
-        var rendered = message.RenderMessage();
-        var line = $"{_prefix}{seconds:F3}s [{name}] {sawmillName}: {rendered}";
-
-        testContext.WriteLine(line);
-
-        if (FailureLevel == null || level < FailureLevel)
-            return;
-
-        testContext.Flush();
-        Assert.Fail($"{line} Exception: {message.Exception}");
-    }
-
-    public void ClearContext()
-    {
-        ActiveContext = null;
-    }
-
-    public void ActivateContext(TextWriter context)
-    {
-        _stopwatch.Restart();
-        ActiveContext = context;
-    }
-}

Content.IntegrationTests/TestPrototypesAttribute.cs

@@ -1,12 +0,0 @@
-using JetBrains.Annotations;
-
-namespace Content.IntegrationTests;
-
-/// <summary>
-/// Attribute that indicates that a string contains yaml prototype data that should be loaded by integration tests.
-/// </summary>
-[AttributeUsage(AttributeTargets.Field)]
-[MeansImplicitUse]
-public sealed class TestPrototypesAttribute : Attribute
-{
-}

Content.IntegrationTests/Tests/Access/AccessReaderTest.cs

@@ -55,7 +55,7 @@ namespace Content.IntegrationTests.Tests.Access
                 system.ClearDenyTags(reader);
 
                 // test one list
-                system.AddAccess(reader, "A");
+                system.TryAddAccess(reader, "A");
                 Assert.Multiple(() =>
                 {
                     Assert.That(system.AreAccessTagsAllowed(new List<ProtoId<AccessLevelPrototype>> { "A" }, reader), Is.True);
@@ -63,10 +63,10 @@ namespace Content.IntegrationTests.Tests.Access
                     Assert.That(system.AreAccessTagsAllowed(new List<ProtoId<AccessLevelPrototype>> { "A", "B" }, reader), Is.True);
                     Assert.That(system.AreAccessTagsAllowed(Array.Empty<ProtoId<AccessLevelPrototype>>(), reader), Is.False);
                 });
-                system.ClearAccesses(reader);
+                system.TryClearAccesses(reader);
 
                 // test one list - two items
-                system.AddAccess(reader, new HashSet<ProtoId<AccessLevelPrototype>> { "A", "B" });
+                system.TryAddAccess(reader, new HashSet<ProtoId<AccessLevelPrototype>> { "A", "B" });
                 Assert.Multiple(() =>
                 {
                     Assert.That(system.AreAccessTagsAllowed(new List<ProtoId<AccessLevelPrototype>> { "A" }, reader), Is.False);
@@ -74,14 +74,14 @@ namespace Content.IntegrationTests.Tests.Access
                     Assert.That(system.AreAccessTagsAllowed(new List<ProtoId<AccessLevelPrototype>> { "A", "B" }, reader), Is.True);
                     Assert.That(system.AreAccessTagsAllowed(Array.Empty<ProtoId<AccessLevelPrototype>>(), reader), Is.False);
                 });
-                system.ClearAccesses(reader);
+                system.TryClearAccesses(reader);
 
                 // test two list
                 var accesses = new List<HashSet<ProtoId<AccessLevelPrototype>>>() {
                     new HashSet<ProtoId<AccessLevelPrototype>> () { "A" },
                     new HashSet<ProtoId<AccessLevelPrototype>> () { "B", "C" }
                 };
-                system.AddAccesses(reader, accesses);
+                system.TryAddAccesses(reader, accesses);
                 Assert.Multiple(() =>
                 {
                     Assert.That(system.AreAccessTagsAllowed(new List<ProtoId<AccessLevelPrototype>> { "A" }, reader), Is.True);
@@ -91,10 +91,10 @@ namespace Content.IntegrationTests.Tests.Access
                     Assert.That(system.AreAccessTagsAllowed(new List<ProtoId<AccessLevelPrototype>> { "C", "B", "A" }, reader), Is.True);
                     Assert.That(system.AreAccessTagsAllowed(Array.Empty<ProtoId<AccessLevelPrototype>>(), reader), Is.False);
                 });
-                system.ClearAccesses(reader);
+                system.TryClearAccesses(reader);
 
                 // test deny list
-                system.AddAccess(reader, new HashSet<ProtoId<AccessLevelPrototype>> { "A" });
+                system.TryAddAccess(reader, new HashSet<ProtoId<AccessLevelPrototype>> { "A" });
                 system.AddDenyTag(reader, "B");
                 Assert.Multiple(() =>
                 {
@@ -103,7 +103,7 @@ namespace Content.IntegrationTests.Tests.Access
                     Assert.That(system.AreAccessTagsAllowed(new List<ProtoId<AccessLevelPrototype>> { "A", "B" }, reader), Is.False);
                     Assert.That(system.AreAccessTagsAllowed(Array.Empty<ProtoId<AccessLevelPrototype>>(), reader), Is.False);
                 });
-                system.ClearAccesses(reader);
+                system.TryClearAccesses(reader);
                 system.ClearDenyTags(reader);
             });
             await pair.CleanReturnAsync();

Content.IntegrationTests/Tests/Chasm/ChasmTest.cs

@@ -0,0 +1,135 @@
+using Content.IntegrationTests.Tests.Movement;
+using Content.Shared.Chasm;
+using Content.Shared.Projectiles;
+using Content.Shared.Weapons.Misc;
+using Content.Shared.Weapons.Ranged.Components;
+using Robust.Shared.Maths;
+using Robust.Shared.Physics.Components;
+using Robust.Shared.Prototypes;
+
+namespace Content.IntegrationTests.Tests.Chasm;
+
+/// <summary>
+/// A test for chasms, which delete entities when a player walks over them.
+/// </summary>
+[TestOf(typeof(ChasmComponent))]
+public sealed class ChasmTest : MovementTest
+{
+    private readonly EntProtoId _chasmProto = "FloorChasmEntity";
+    private readonly EntProtoId _catWalkProto = "Catwalk";
+    private readonly EntProtoId _grapplingGunProto = "WeaponGrapplingGun";
+
+    /// <summary>
+    /// Test that a player falls into the chasm when walking over it.
+    /// </summary>
+    [Test]
+    public async Task ChasmFallTest()
+    {
+        // Spawn a chasm.
+        await SpawnTarget(_chasmProto);
+        Assert.That(Delta(), Is.GreaterThan(0.5), "Player did not spawn left of the chasm.");
+
+        // Attempt (and fail) to walk past the chasm.
+        // If you are modifying the default value of ChasmFallingComponent.DeletionTime this time might need to be adjusted.
+        await Move(DirectionFlag.East, 0.5f);
+
+        // We should be falling right now.
+        Assert.That(TryComp<ChasmFallingComponent>(Player, out var falling), "Player is not falling after walking over a chasm.");
+
+        var fallTime = (float)falling.DeletionTime.TotalSeconds;
+
+        // Wait until we get deleted.
+        await Pair.RunSeconds(fallTime);
+
+        // Check that the player was deleted.
+        AssertDeleted(Player);
+    }
+
+    /// <summary>
+    /// Test that a catwalk placed over a chasm will protect a player from falling.
+    /// </summary>
+    [Test]
+    public async Task ChasmCatwalkTest()
+    {
+        // Spawn a chasm.
+        await SpawnTarget(_chasmProto);
+        Assert.That(Delta(), Is.GreaterThan(0.5), "Player did not spawn left of the chasm.");
+
+        // Spawn a catwalk over the chasm.
+        var catwalk = await Spawn(_catWalkProto);
+
+        // Attempt to walk past the chasm.
+        await Move(DirectionFlag.East, 1f);
+
+        // We should be on the other side.
+        Assert.That(Delta(), Is.LessThan(-0.5), "Player was unable to walk over a chasm with a catwalk.");
+
+        // Check that the player is not deleted.
+        AssertExists(Player);
+
+        // Make sure the player is not falling right now.
+        Assert.That(HasComp<ChasmFallingComponent>(Player), Is.False, "Player has ChasmFallingComponent after walking over a catwalk.");
+
+        // Delete the catwalk.
+        await Delete(catwalk);
+
+        // Attempt (and fail) to walk past the chasm.
+        await Move(DirectionFlag.West, 1f);
+
+        // Wait until we get deleted.
+        await Pair.RunSeconds(5f);
+
+        // Check that the player was deleted
+        AssertDeleted(Player);
+    }
+
+    /// <summary>
+    /// Tests that a player is able to cross a chasm by using a grappling gun.
+    /// </summary>
+    [Test]
+    public async Task ChasmGrappleTest()
+    {
+        // Spawn a chasm.
+        await SpawnTarget(_chasmProto);
+        Assert.That(Delta(), Is.GreaterThan(0.5), "Player did not spawn left of the chasm.");
+
+        // Give the player a grappling gun.
+        var grapplingGun = await PlaceInHands(_grapplingGunProto);
+        await Pair.RunSeconds(2f); // guns have a cooldown when picking them up
+
+        // Shoot at the wall to the right.
+        Assert.That(WallRight, Is.Not.Null, "No wall to shoot at!");
+        await AttemptShoot(WallRight);
+        await Pair.RunSeconds(2f);
+
+        // Check that the grappling hook is embedded into the wall.
+        Assert.That(TryComp<GrapplingGunComponent>(grapplingGun, out var grapplingGunComp), "Grappling gun did not have GrapplingGunComponent.");
+        Assert.That(grapplingGunComp.Projectile, Is.Not.Null, "Grappling gun projectile does not exist.");
+        Assert.That(SEntMan.TryGetComponent<EmbeddableProjectileComponent>(grapplingGunComp.Projectile, out var embeddable), "Grappling hook was not embeddable.");
+        Assert.That(embeddable.EmbeddedIntoUid, Is.EqualTo(ToServer(WallRight)), "Grappling hook was not embedded into the wall.");
+
+        // Check that the player is hooked.
+        var grapplingSystem = SEntMan.System<SharedGrapplingGunSystem>();
+        Assert.That(grapplingSystem.IsEntityHooked(SPlayer), "Player is not hooked to the wall.");
+        Assert.That(HasComp<JointRelayTargetComponent>(Player), "Player does not have the JointRelayTargetComponent after using a grappling gun.");
+
+        // Attempt to walk past the chasm.
+        await Move(DirectionFlag.East, 1f);
+
+        // We should be on the other side.
+        Assert.That(Delta(), Is.LessThan(-0.5), "Player was unable to walk over a chasm with a grappling gun.");
+
+        // Check that the player is not deleted.
+        AssertExists(Player);
+
+        // Make sure the player is not falling right now.
+        Assert.That(HasComp<ChasmFallingComponent>(Player), Is.False, "Player has ChasmFallingComponent after moving over a chasm with a grappling gun.");
+
+        // Drop the grappling gun.
+        await Drop();
+
+        // Check that the player no longer hooked.
+        Assert.That(grapplingSystem.IsEntityHooked(SPlayer), Is.False, "Player still hooked after dropping the grappling gun.");
+        Assert.That(HasComp<JointRelayTargetComponent>(Player), Is.False, "Player still has the JointRelayTargetComponent after dropping the grappling gun.");
+    }
+}

Content.IntegrationTests/Tests/EntityTest.cs

@@ -285,7 +285,7 @@ namespace Content.IntegrationTests.Tests
 
             // We consider only non-audio entities, as some entities will just play sounds when they spawn.
             int Count(IEntityManager ent) => ent.EntityCount - ent.Count<AudioComponent>();
-            IEnumerable<EntityUid> Entities(IEntityManager entMan) => entMan.GetEntities().Where(entMan.HasComponent<AudioComponent>);
+            IEnumerable<EntityUid> Entities(IEntityManager entMan) => entMan.GetEntities().Where(e => !entMan.HasComponent<AudioComponent>(e));
 
             await Assert.MultipleAsync(async () =>
             {
@@ -325,8 +325,8 @@ namespace Content.IntegrationTests.Tests
                     // Check that the number of entities has gone back to the original value.
                     Assert.That(Count(server.EntMan), Is.EqualTo(count), $"Server prototype {protoId} failed on deletion: count didn't reset properly\n" +
                         BuildDiffString(serverEntities, Entities(server.EntMan), server.EntMan));
-                    Assert.That(client.EntMan.EntityCount, Is.EqualTo(clientCount), $"Client prototype {protoId} failed on deletion: count didn't reset properly:\n" +
-                        $"Expected {clientCount} and found {client.EntMan.EntityCount}.\n" +
+                    Assert.That(Count(client.EntMan), Is.EqualTo(clientCount), $"Client prototype {protoId} failed on deletion: count didn't reset properly:\n" +
+                        $"Expected {clientCount} and found {Count(client.EntMan)}.\n" +
                         $"Server count was {count}.\n" +
                         BuildDiffString(clientEntities, Entities(client.EntMan), client.EntMan));
                 }

Content.IntegrationTests/Tests/Interaction/InteractionTest.Helpers.cs

@@ -10,6 +10,7 @@ using Content.Server.Construction.Components;
 using Content.Server.Gravity;
 using Content.Server.Power.Components;
 using Content.Shared.Atmos;
+using Content.Shared.CombatMode;
 using Content.Shared.Construction.Prototypes;
 using Content.Shared.Gravity;
 using Content.Shared.Item;
@@ -85,7 +86,7 @@ public abstract partial class InteractionTest
     }
 
     /// <summary>
-    /// Spawn an entity entity and set it as the target.
+    /// Spawn an entity at the target coordinates and set it as the target.
     /// </summary>
     [MemberNotNull(nameof(Target), nameof(STarget), nameof(CTarget))]
 #pragma warning disable CS8774 // Member must have a non-null value when exiting.
@@ -103,6 +104,22 @@ public abstract partial class InteractionTest
     }
 #pragma warning restore CS8774 // Member must have a non-null value when exiting.
 
+    /// <summary>
+    /// Spawn an entity entity at the target coordinates without setting it as the target.
+    /// </summary>
+    protected async Task<NetEntity> Spawn(string prototype)
+    {
+        var entity = NetEntity.Invalid;
+        await Server.WaitPost(() =>
+        {
+            entity = SEntMan.GetNetEntity(SEntMan.SpawnAtPosition(prototype, SEntMan.GetCoordinates(TargetCoords)));
+        });
+
+        await RunTicks(5);
+        AssertPrototype(prototype, entity);
+        return entity;
+    }
+
     /// <summary>
     /// Spawn an entity in preparation for deconstruction
     /// </summary>
@@ -386,6 +403,119 @@ public abstract partial class InteractionTest
 
     #endregion
 
+    # region Combat
+    /// <summary>
+    /// Returns if the player is currently in combat mode.
+    /// </summary>
+    protected bool IsInCombatMode()
+    {
+        if (!SEntMan.TryGetComponent(SPlayer, out CombatModeComponent? combat))
+        {
+            Assert.Fail($"Entity {SEntMan.ToPrettyString(SPlayer)} does not have a CombatModeComponent");
+            return false;
+        }
+
+        return combat.IsInCombatMode;
+    }
+
+    /// <summary>
+    /// Set the combat mode for the player.
+    /// </summary>
+    protected async Task SetCombatMode(bool enabled)
+    {
+        if (!SEntMan.TryGetComponent(SPlayer, out CombatModeComponent? combat))
+        {
+            Assert.Fail($"Entity {SEntMan.ToPrettyString(SPlayer)} does not have a CombatModeComponent");
+            return;
+        }
+
+        await Server.WaitPost(() => SCombatMode.SetInCombatMode(SPlayer, enabled, combat));
+        await RunTicks(1);
+
+        Assert.That(combat.IsInCombatMode, Is.EqualTo(enabled), $"Player could not set combate mode to {enabled}");
+    }
+
+    /// <summary>
+    /// Make the player shoot with their currently held gun.
+    /// The player needs to be able to enter combat mode for this.
+    /// This does not pass a target entity into the GunSystem, meaning that targets that
+    /// need to be aimed at directly won't be hit.
+    /// </summary>
+    /// <remarks>
+    /// Guns have a cooldown when picking them up.
+    /// So make sure to wait a little after spawning a gun in the player's hand or this will fail.
+    /// </remarks>
+    /// <param name="target">The target coordinates to shoot at. Defaults to the current <see cref="TargetCoords"/>.</param>
+    /// <param name="assert">If true this method will assert that the gun was successfully fired.</param>
+    protected async Task AttemptShoot(NetCoordinates? target = null, bool assert = true)
+    {
+        var actualTarget = SEntMan.GetCoordinates(target ?? TargetCoords);
+
+        if (!SEntMan.TryGetComponent(SPlayer, out CombatModeComponent? combat))
+        {
+            Assert.Fail($"Entity {SEntMan.ToPrettyString(SPlayer)} does not have a CombatModeComponent");
+            return;
+        }
+
+        // Enter combat mode before shooting.
+        var wasInCombatMode = IsInCombatMode();
+        await SetCombatMode(true);
+
+        Assert.That(SGun.TryGetGun(SPlayer, out var gunUid, out var gunComp), "Player was not holding a gun!");
+
+        await Server.WaitAssertion(() =>
+        {
+            var success = SGun.AttemptShoot(SPlayer, gunUid, gunComp!, actualTarget);
+            if (assert)
+                Assert.That(success, "Gun failed to shoot.");
+        });
+        await RunTicks(1);
+
+        // If the player was not in combat mode before then disable it again.
+        await SetCombatMode(wasInCombatMode);
+    }
+
+    /// <summary>
+    /// Make the player shoot with their currently held gun.
+    /// The player needs to be able to enter combat mode for this.
+    /// </summary>
+    /// <remarks>
+    /// Guns have a cooldown when picking them up.
+    /// So make sure to wait a little after spawning a gun in the player's hand or this will fail.
+    /// </remarks>
+    /// <param name="target">The target entity to shoot at. Defaults to the current <see cref="Target"/> entity.</param>
+    /// <param name="assert">If true this method will assert that the gun was successfully fired.</param>
+    protected async Task AttemptShoot(NetEntity? target = null, bool assert = true)
+    {
+        var actualTarget = target ?? Target;
+        Assert.That(actualTarget, Is.Not.Null, "No target to shoot at!");
+
+        if (!SEntMan.TryGetComponent(SPlayer, out CombatModeComponent? combat))
+        {
+            Assert.Fail($"Entity {SEntMan.ToPrettyString(SPlayer)} does not have a CombatModeComponent");
+            return;
+        }
+
+        // Enter combat mode before shooting.
+        var wasInCombatMode = IsInCombatMode();
+        await SetCombatMode(true);
+
+        Assert.That(SGun.TryGetGun(SPlayer, out var gunUid, out var gunComp), "Player was not holding a gun!");
+
+        await Server.WaitAssertion(() =>
+        {
+            var success = SGun.AttemptShoot(SPlayer, gunUid, gunComp!, Position(actualTarget!.Value), ToServer(actualTarget));
+            if (assert)
+                Assert.That(success, "Gun failed to shoot.");
+        });
+        await RunTicks(1);
+
+        // If the player was not in combat mode before then disable it again.
+        await SetCombatMode(wasInCombatMode);
+    }
+
+    #endregion
+
     /// <summary>
     /// Wait for any currently active DoAfters to finish.
     /// </summary>
@@ -746,6 +876,18 @@ public abstract partial class InteractionTest
         return SEntMan.GetComponent<T>(ToServer(target!.Value));
     }
 
+    /// <summary>
+    /// Convenience method to check if the target has a component on the server.
+    /// </summary>
+    protected bool HasComp<T>(NetEntity? target = null) where T : IComponent
+    {
+        target ??= Target;
+        if (target == null)
+            Assert.Fail("No target specified");
+
+        return SEntMan.HasComponent<T>(ToServer(target));
+    }
+
     /// <inheritdoc cref="Comp{T}"/>
     protected bool TryComp<T>(NetEntity? target, [NotNullWhen(true)] out T? comp) where T : IComponent
     {
@@ -1013,7 +1155,7 @@ public abstract partial class InteractionTest
         }
 
         Assert.That(control.GetType().IsAssignableTo(typeof(TControl)));
-        return (TControl) control;
+        return (TControl)control;
     }
 
     /// <summary>
@@ -1177,8 +1319,8 @@ public abstract partial class InteractionTest
         {
             var atmosSystem = SEntMan.System<AtmosphereSystem>();
             var moles = new float[Atmospherics.AdjustedNumberOfGases];
-            moles[(int) Gas.Oxygen] = 21.824779f;
-            moles[(int) Gas.Nitrogen] = 82.10312f;
+            moles[(int)Gas.Oxygen] = 21.824779f;
+            moles[(int)Gas.Nitrogen] = 82.10312f;
             atmosSystem.SetMapAtmosphere(target, false, new GasMixture(moles, Atmospherics.T20C));
         });
     }

Content.IntegrationTests/Tests/Interaction/InteractionTest.cs

@@ -7,12 +7,16 @@ using Content.IntegrationTests.Pair;
 using Content.Server.Hands.Systems;
 using Content.Server.Stack;
 using Content.Server.Tools;
+using Content.Shared.CombatMode;
 using Content.Shared.DoAfter;
 using Content.Shared.Hands.Components;
 using Content.Shared.Interaction;
+using Content.Shared.Item.ItemToggle;
 using Content.Shared.Mind;
 using Content.Shared.Players;
+using Content.Shared.Weapons.Ranged.Systems;
 using Robust.Client.Input;
+using Robust.Client.State;
 using Robust.Client.UserInterface;
 using Robust.Shared.GameObjects;
 using Robust.Shared.Log;
@@ -21,8 +25,6 @@ using Robust.Shared.Player;
 using Robust.Shared.Prototypes;
 using Robust.Shared.Timing;
 using Robust.UnitTesting;
-using Content.Shared.Item.ItemToggle;
-using Robust.Client.State;
 
 namespace Content.IntegrationTests.Tests.Interaction;
 
@@ -107,6 +109,8 @@ public abstract partial class InteractionTest
     protected SharedMapSystem MapSystem = default!;
     protected ISawmill SLogger = default!;
     protected SharedUserInterfaceSystem SUiSys = default!;
+    protected SharedCombatModeSystem SCombatMode = default!;
+    protected SharedGunSystem SGun = default!;
 
     // CLIENT dependencies
     protected IEntityManager CEntMan = default!;
@@ -124,7 +128,7 @@ public abstract partial class InteractionTest
     protected HandsComponent Hands = default!;
     protected DoAfterComponent DoAfters = default!;
 
-    public float TickPeriod => (float) STiming.TickPeriod.TotalSeconds;
+    public float TickPeriod => (float)STiming.TickPeriod.TotalSeconds;
 
     // Simple mob that has one hand and can perform misc interactions.
     [TestPrototypes]
@@ -149,6 +153,7 @@ public abstract partial class InteractionTest
     tags:
     - CanPilot
   - type: UserInterface
+  - type: CombatMode
 ";
 
     [SetUp]
@@ -163,6 +168,7 @@ public abstract partial class InteractionTest
         ProtoMan = Server.ResolveDependency<IPrototypeManager>();
         Factory = Server.ResolveDependency<IComponentFactory>();
         STiming = Server.ResolveDependency<IGameTiming>();
+        SLogger = Server.ResolveDependency<ILogManager>().RootSawmill;
         HandSys = SEntMan.System<HandsSystem>();
         InteractSys = SEntMan.System<SharedInteractionSystem>();
         ToolSys = SEntMan.System<ToolSystem>();
@@ -173,20 +179,21 @@ public abstract partial class InteractionTest
         SConstruction = SEntMan.System<Server.Construction.ConstructionSystem>();
         STestSystem = SEntMan.System<InteractionTestSystem>();
         Stack = SEntMan.System<StackSystem>();
-        SLogger = Server.ResolveDependency<ILogManager>().RootSawmill;
-        SUiSys = Client.System<SharedUserInterfaceSystem>();
+        SUiSys = SEntMan.System<SharedUserInterfaceSystem>();
+        SCombatMode = SEntMan.System<SharedCombatModeSystem>();
+        SGun = SEntMan.System<SharedGunSystem>();
 
         // client dependencies
         CEntMan = Client.ResolveDependency<IEntityManager>();
         UiMan = Client.ResolveDependency<IUserInterfaceManager>();
         CTiming = Client.ResolveDependency<IGameTiming>();
         InputManager = Client.ResolveDependency<IInputManager>();
+        CLogger = Client.ResolveDependency<ILogManager>().RootSawmill;
         InputSystem = CEntMan.System<Robust.Client.GameObjects.InputSystem>();
         CTestSystem = CEntMan.System<InteractionTestSystem>();
         CConSys = CEntMan.System<ConstructionSystem>();
         ExamineSys = CEntMan.System<ExamineSystem>();
-        CLogger = Client.ResolveDependency<ILogManager>().RootSawmill;
-        CUiSys = Client.System<SharedUserInterfaceSystem>();
+        CUiSys = CEntMan.System<SharedUserInterfaceSystem>();
 
         // Setup map.
         await Pair.CreateTestMap();

Content.IntegrationTests/Tests/MaterialArbitrageTest.cs

@@ -145,7 +145,7 @@ public sealed class MaterialArbitrageTest
 
         Dictionary<string, double> priceCache = new();
 
-        Dictionary<string, (Dictionary<string, int> Ents, Dictionary<string, int> Mats)> spawnedOnDestroy = new();
+        Dictionary<string, (Dictionary<string, float> Ents, Dictionary<string, float> Mats)> spawnedOnDestroy = new();
 
         // cache the compositions of entities
         // If the entity is refineable (i.e. glass shared can be turned into glass, we take the greater of the two compositions.
@@ -217,8 +217,8 @@ public sealed class MaterialArbitrageTest
 
             var comp = (DestructibleComponent) destructible.Component;
 
-            var spawnedEnts = new Dictionary<string, int>();
-            var spawnedMats = new Dictionary<string, int>();
+            var spawnedEnts = new Dictionary<string, float>();
+            var spawnedMats = new Dictionary<string, float>();
 
             // This test just blindly assumes that ALL spawn entity behaviors get triggered. In reality, some entities
             // might only trigger a subset. If that starts being a problem, this test either needs fixing or needs to
@@ -233,14 +233,14 @@ public sealed class MaterialArbitrageTest
 
                     foreach (var (key, value) in spawn.Spawn)
                     {
-                        spawnedEnts[key] = spawnedEnts.GetValueOrDefault(key) + value.Max;
+                        spawnedEnts[key] = spawnedEnts.GetValueOrDefault(key) + (float)(value.Min + value.Max) / 2;
 
                         if (!compositions.TryGetValue(key, out var composition))
                             continue;
 
                         foreach (var (matId, amount) in composition)
                         {
-                            spawnedMats[matId] = value.Max * amount + spawnedMats.GetValueOrDefault(matId);
+                            spawnedMats[matId] = (float)(value.Min + value.Max) / 2 * amount + spawnedMats.GetValueOrDefault(matId);
                         }
                     }
                 }
@@ -451,7 +451,7 @@ public sealed class MaterialArbitrageTest
         await server.WaitPost(() => mapSystem.DeleteMap(testMap.MapId));
         await pair.CleanReturnAsync();
 
-        async Task<double> GetSpawnedPrice(Dictionary<string, int> ents)
+        async Task<double> GetSpawnedPrice(Dictionary<string, float> ents)
         {
             double price = 0;
             foreach (var (id, num) in ents)

Content.IntegrationTests/Tests/Movement/MovementTest.cs

@@ -24,6 +24,15 @@ public abstract class MovementTest : InteractionTest
     /// </summary>
     protected virtual bool AddWalls => true;
 
+    /// <summary>
+    /// The wall entity on the left side.
+    /// </summary>
+    protected NetEntity? WallLeft;
+    /// <summary>
+    /// The wall entity on the right side.
+    /// </summary>
+    protected NetEntity? WallRight;
+
     [SetUp]
     public override async Task Setup()
     {
@@ -38,8 +47,11 @@ public abstract class MovementTest : InteractionTest
 
         if (AddWalls)
         {
-            await SpawnEntity("WallSolid", pCoords.Offset(new Vector2(-Tiles, 0)));
-            await SpawnEntity("WallSolid", pCoords.Offset(new Vector2(Tiles, 0)));
+            var sWallLeft = await SpawnEntity("WallSolid", pCoords.Offset(new Vector2(-Tiles, 0)));
+            var sWallRight = await SpawnEntity("WallSolid", pCoords.Offset(new Vector2(Tiles, 0)));
+
+            WallLeft = SEntMan.GetNetEntity(sWallLeft);
+            WallRight = SEntMan.GetNetEntity(sWallRight);
         }
 
         await AddGravity();

Content.MapRenderer/Painters/MapPainter.cs

@@ -20,6 +20,7 @@ using Robust.Shared.Map;
 using Robust.Shared.Map.Components;
 using Robust.Shared.Maths;
 using Robust.Shared.Timing;
+using Robust.UnitTesting.Pool;
 using SixLabors.ImageSharp;
 using SixLabors.ImageSharp.PixelFormats;
 using SixLabors.ImageSharp.Processing;

Content.MapRenderer/Program.cs

@@ -9,6 +9,7 @@ using Content.IntegrationTests;
 using Content.MapRenderer.Painters;
 using Content.Server.Maps;
 using Robust.Shared.Prototypes;
+using Robust.UnitTesting.Pool;
 using SixLabors.ImageSharp;
 using SixLabors.ImageSharp.Formats.Webp;
 

Content.Server/Access/Systems/AccessOverriderSystem.cs

@@ -229,7 +229,7 @@ public sealed class AccessOverriderSystem : SharedAccessOverriderSystem
         _adminLogger.Add(LogType.Action, LogImpact.High,
             $"{ToPrettyString(player):player} has modified {ToPrettyString(accessReaderEnt.Value):entity} with the following allowed access level holders: [{string.Join(", ", addedTags.Union(removedTags))}] [{string.Join(", ", newAccessList)}]");
 
-        _accessReader.SetAccesses(accessReaderEnt.Value, newAccessList);
+        _accessReader.TrySetAccesses(accessReaderEnt.Value, newAccessList);
 
         var ev = new OnAccessOverriderAccessUpdatedEvent(player);
         RaiseLocalEvent(component.TargetAccessReaderId, ref ev);

Content.Server/Administration/BanPanelEui.cs

@@ -7,9 +7,7 @@ using Content.Server.EUI;
 using Content.Shared.Administration;
 using Content.Shared.Database;
 using Content.Shared.Eui;
-using Content.Shared.Roles;
 using Robust.Shared.Network;
-using Robust.Shared.Prototypes;
 
 namespace Content.Server.Administration;
 
@@ -21,7 +19,6 @@ public sealed class BanPanelEui : BaseEui
     [Dependency] private readonly IPlayerLocator _playerLocator = default!;
     [Dependency] private readonly IChatManager _chat = default!;
     [Dependency] private readonly IAdminManager _admins = default!;
-    [Dependency] private readonly IPrototypeManager _prototypeManager = default!;
 
     private readonly ISawmill _sawmill;
 
@@ -52,7 +49,7 @@ public sealed class BanPanelEui : BaseEui
         switch (msg)
         {
             case BanPanelEuiStateMsg.CreateBanRequest r:
-                BanPlayer(r.Player, r.IpAddress, r.UseLastIp, r.Hwid, r.UseLastHwid, r.Minutes, r.Severity, r.Reason, r.Roles, r.Erase);
+                BanPlayer(r.Ban);
                 break;
             case BanPanelEuiStateMsg.GetPlayerInfoRequest r:
                 ChangePlayer(r.PlayerUsername);
@@ -60,29 +57,26 @@ public sealed class BanPanelEui : BaseEui
         }
     }
 
-    private async void BanPlayer(string? target, string? ipAddressString, bool useLastIp, ImmutableTypedHwid? hwid, bool useLastHwid, uint minutes, NoteSeverity severity, string reason, IReadOnlyCollection<string>? roles, bool erase)
+    private async void BanPlayer(Ban ban)
     {
         if (!_admins.HasAdminFlag(Player, AdminFlags.Ban))
         {
             _sawmill.Warning($"{Player.Name} ({Player.UserId}) tried to create a ban with no ban flag");
+
             return;
         }
-        if (target == null && string.IsNullOrWhiteSpace(ipAddressString) && hwid == null)
+
+        if (ban.Target == null && string.IsNullOrWhiteSpace(ban.IpAddress) && ban.Hwid == null)
         {
             _chat.DispatchServerMessage(Player, Loc.GetString("ban-panel-no-data"));
+
             return;
         }
 
         (IPAddress, int)? addressRange = null;
-        if (ipAddressString is not null)
+        if (ban.IpAddress is not null)
         {
-            var hid = "0";
-            var split = ipAddressString.Split('/', 2);
-            ipAddressString = split[0];
-            if (split.Length > 1)
-                hid = split[1];
-
-            if (!IPAddress.TryParse(ipAddressString, out var ipAddress) || !uint.TryParse(hid, out var hidInt) || hidInt > Ipv6_CIDR || hidInt > Ipv4_CIDR && ipAddress.AddressFamily == AddressFamily.InterNetwork)
+            if (!IPAddress.TryParse(ban.IpAddress, out var ipAddress) || !uint.TryParse(ban.IpAddressHid, out var hidInt) || hidInt > Ipv6_CIDR || hidInt > Ipv4_CIDR && ipAddress.AddressFamily == AddressFamily.InterNetwork)
             {
                 _chat.DispatchServerMessage(Player, Loc.GetString("ban-panel-invalid-ip"));
                 return;
@@ -94,12 +88,12 @@ public sealed class BanPanelEui : BaseEui
             addressRange = (ipAddress, (int) hidInt);
         }
 
-        var targetUid = target is not null ? PlayerId : null;
-        addressRange = useLastIp && LastAddress is not null ? (LastAddress, LastAddress.AddressFamily == AddressFamily.InterNetworkV6 ? Ipv6_CIDR : Ipv4_CIDR) : addressRange;
-        var targetHWid = useLastHwid ? LastHwid : hwid;
-        if (target != null && target != PlayerName || Guid.TryParse(target, out var parsed) && parsed != PlayerId)
+        var targetUid = ban.Target is not null ? PlayerId : null;
+        addressRange = ban.UseLastIp && LastAddress is not null ? (LastAddress, LastAddress.AddressFamily == AddressFamily.InterNetworkV6 ? Ipv6_CIDR : Ipv4_CIDR) : addressRange;
+        var targetHWid = ban.UseLastHwid ? LastHwid : ban.Hwid;
+        if (ban.Target != null && ban.Target != PlayerName || Guid.TryParse(ban.Target, out var parsed) && parsed != PlayerId)
         {
-            var located = await _playerLocator.LookupIdByNameOrIdAsync(target);
+            var located = await _playerLocator.LookupIdByNameOrIdAsync(ban.Target);
             if (located == null)
             {
                 _chat.DispatchServerMessage(Player, Loc.GetString("cmd-ban-player"));
@@ -107,7 +101,7 @@ public sealed class BanPanelEui : BaseEui
             }
             targetUid = located.UserId;
             var targetAddress = located.LastAddress;
-            if (useLastIp && targetAddress != null)
+            if (ban.UseLastIp && targetAddress != null)
             {
                 if (targetAddress.IsIPv4MappedToIPv6)
                     targetAddress = targetAddress.MapToIPv4();
@@ -116,30 +110,50 @@ public sealed class BanPanelEui : BaseEui
                 var hid = targetAddress.AddressFamily == AddressFamily.InterNetworkV6 ? Ipv6_CIDR : Ipv4_CIDR;
                 addressRange = (targetAddress, hid);
             }
-            targetHWid = useLastHwid ? located.LastHWId : hwid;
+            targetHWid = ban.UseLastHwid ? located.LastHWId : ban.Hwid;
         }
 
-        if (roles?.Count > 0)
+        if (ban.BannedJobs?.Length > 0 || ban.BannedAntags?.Length > 0)
         {
             var now = DateTimeOffset.UtcNow;
-            foreach (var role in roles)
+            foreach (var role in ban.BannedJobs ?? [])
             {
-                if (_prototypeManager.HasIndex<JobPrototype>(role))
-                {
-                    _banManager.CreateRoleBan(targetUid, target, Player.UserId, addressRange, targetHWid, role, minutes, severity, reason, now);
-                }
-                else
-                {
-                    _sawmill.Warning($"{Player.Name} ({Player.UserId}) tried to issue a job ban with an invalid job: {role}");
-                }
+                _banManager.CreateRoleBan(
+                    targetUid,
+                    ban.Target,
+                    Player.UserId,
+                    addressRange,
+                    targetHWid,
+                    role,
+                    ban.BanDurationMinutes,
+                    ban.Severity,
+                    ban.Reason,
+                    now
+                );
+            }
+
+            foreach (var role in ban.BannedAntags ?? [])
+            {
+                _banManager.CreateRoleBan(
+                    targetUid,
+                    ban.Target,
+                    Player.UserId,
+                    addressRange,
+                    targetHWid,
+                    role,
+                    ban.BanDurationMinutes,
+                    ban.Severity,
+                    ban.Reason,
+                    now
+                );
             }
 
             Close();
+
             return;
         }
 
-        if (erase &&
-            targetUid != null)
+        if (ban.Erase && targetUid is not null)
         {
             try
             {
@@ -152,7 +166,16 @@ public sealed class BanPanelEui : BaseEui
             }
         }
 
-        _banManager.CreateServerBan(targetUid, target, Player.UserId, addressRange, targetHWid, minutes, severity, reason);
+        _banManager.CreateServerBan(
+            targetUid,
+            ban.Target,
+            Player.UserId,
+            addressRange,
+            targetHWid,
+            ban.BanDurationMinutes,
+            ban.Severity,
+            ban.Reason
+        );
 
         Close();
     }

Content.Server/Administration/Commands/ReadyAll.cs

@@ -1,37 +0,0 @@
-using Content.Server.GameTicking;
-using Content.Shared.Administration;
-using Content.Shared.GameTicking;
-using Robust.Shared.Console;
-
-namespace Content.Server.Administration.Commands
-{
-    [AdminCommand(AdminFlags.Round)]
-    public sealed class ReadyAll : IConsoleCommand
-    {
-        [Dependency] private readonly IEntityManager _e = default!;
-
-        public string Command => "readyall";
-        public string Description => "Readies up all players in the lobby, except for observers.";
-        public string Help => $"{Command} | ̣{Command} <ready>";
-        public void Execute(IConsoleShell shell, string argStr, string[] args)
-        {
-            var ready = true;
-
-            if (args.Length > 0)
-            {
-                ready = bool.Parse(args[0]);
-            }
-
-            var gameTicker = _e.System<GameTicker>();
-
-
-            if (gameTicker.RunLevel != GameRunLevel.PreRoundLobby)
-            {
-                shell.WriteLine("This command can only be ran while in the lobby!");
-                return;
-            }
-
-            gameTicker.ToggleReadyAll(ready);
-        }
-    }
-}

Content.Server/Administration/Commands/ReadyAllCommand.cs

@@ -0,0 +1,32 @@
+using Content.Server.GameTicking;
+using Content.Shared.Administration;
+using Robust.Shared.Console;
+
+namespace Content.Server.Administration.Commands;
+
+[AdminCommand(AdminFlags.Round)]
+public sealed class ReadyAllCommand : LocalizedEntityCommands
+{
+    [Dependency] private readonly GameTicker _gameTicker = default!;
+
+    public override string Command => "readyall";
+
+    public override void Execute(IConsoleShell shell, string argStr, string[] args)
+    {
+        var ready = true;
+
+        if (_gameTicker.RunLevel != GameRunLevel.PreRoundLobby)
+        {
+            shell.WriteError(Loc.GetString("shell-can-only-run-from-pre-round-lobby"));
+            return;
+        }
+
+        if (args.Length > 0 && !bool.TryParse(args[0], out ready))
+        {
+            shell.WriteError(Loc.GetString("shell-argument-must-be-boolean"));
+            return;
+        }
+
+        _gameTicker.ToggleReadyAll(ready);
+    }
+}