Revamped Meteor Swarm (#28974)

* meteor code and balanced values * Meteor Swarms * Update meteors.yml * Update meteors.yml * HOO! (fix overkill bug and buff space dust) * undo BloodstreamComponent.cs changes * DamageDistribution -> DamageTypes * part 2.
2024-06-14 23:38:43 -04:00
parent 1d5840c279
commit f136657b38
36 changed files with 887 additions and 164 deletions
--- a/Content.Server/StationEvents/Events/MeteorSwarmSystem.cs
+++ b/Content.Server/StationEvents/Events/MeteorSwarmSystem.cs
@@ -0,0 +1,82 @@
+using System.Numerics;
+using Content.Server.Chat.Systems;
+using Content.Server.GameTicking.Rules;
+using Content.Server.Station.Components;
+using Content.Server.Station.Systems;
+using Content.Server.StationEvents.Components;
+using Content.Shared.GameTicking.Components;
+using Content.Shared.Random.Helpers;
+using Robust.Server.Audio;
+using Robust.Shared.Map;
+using Robust.Shared.Physics.Components;
+using Robust.Shared.Physics.Systems;
+using Robust.Shared.Player;
+using Robust.Shared.Random;
+
+namespace Content.Server.StationEvents.Events;
+
+public sealed class MeteorSwarmSystem : GameRuleSystem<MeteorSwarmComponent>
+{
+    [Dependency] private readonly SharedPhysicsSystem _physics = default!;
+    [Dependency] private readonly AudioSystem _audio = default!;
+    [Dependency] private readonly ChatSystem _chat = default!;
+    [Dependency] private readonly StationSystem _station = default!;
+
+    protected override void Added(EntityUid uid, MeteorSwarmComponent component, GameRuleComponent gameRule, GameRuleAddedEvent args)
+    {
+        base.Added(uid, component, gameRule, args);
+
+        component.WaveCounter = component.Waves.Next(RobustRandom);
+
+        if (component.Announcement is { } locId)
+            _chat.DispatchGlobalAnnouncement(Loc.GetString(locId), playSound: false, colorOverride: Color.Yellow);
+        _audio.PlayGlobal(component.AnnouncementSound, Filter.Broadcast(), true);
+    }
+
+    protected override void ActiveTick(EntityUid uid, MeteorSwarmComponent component, GameRuleComponent gameRule, float frameTime)
+    {
+        if (Timing.CurTime < component.NextWaveTime)
+            return;
+
+        component.NextWaveTime += TimeSpan.FromSeconds(component.WaveCooldown.Next(RobustRandom));
+
+
+        if (_station.GetStations().Count == 0)
+            return;
+
+        var station = RobustRandom.Pick(_station.GetStations());
+        if (_station.GetLargestGrid(Comp<StationDataComponent>(station)) is not { } grid)
+            return;
+
+        var mapId = Transform(grid).MapID;
+        var playableArea = _physics.GetWorldAABB(grid);
+
+        var minimumDistance = (playableArea.TopRight - playableArea.Center).Length() + 50f;
+        var maximumDistance = minimumDistance + 100f;
+
+        var center = playableArea.Center;
+
+        var meteorsToSpawn = component.MeteorsPerWave.Next(RobustRandom);
+        for (var i = 0; i < meteorsToSpawn; i++)
+        {
+            var spawnProto = RobustRandom.Pick(component.Meteors);
+
+            var angle = component.NonDirectional
+                ? RobustRandom.NextAngle()
+                : new Random(uid.Id).NextAngle();
+
+            var offset = angle.RotateVec(new Vector2((maximumDistance - minimumDistance) * RobustRandom.NextFloat() + minimumDistance, 0));
+            var subOffset = RobustRandom.NextAngle().RotateVec(new Vector2( (playableArea.TopRight - playableArea.Center).Length() / 2 * RobustRandom.NextFloat(), 0));
+            var spawnPosition = new MapCoordinates(center + offset + subOffset, mapId);
+            var meteor = Spawn(spawnProto, spawnPosition);
+            var physics = Comp<PhysicsComponent>(meteor);
+            _physics.ApplyLinearImpulse(meteor, -offset.Normalized() * component.MeteorVelocity * physics.Mass, body: physics);
+        }
+
+        component.WaveCounter--;
+        if (component.WaveCounter <= 0)
+        {
+            ForceEndSelf(uid, gameRule);
+        }
+    }
+}