paddle setup

Content.Shared/_CP14/Shuttle/CP14WatershipSystem.cs

@@ -0,0 +1,66 @@
+using Content.Shared.Construction.Components;
+using Content.Shared.Construction.EntitySystems;
+using Content.Shared.Verbs;
+using Robust.Shared.Physics.Systems;
+
+namespace Content.Shared._CP14.Shuttle;
+
+public sealed class CP14WatershipSystem : EntitySystem
+{
+    [Dependency] private readonly SharedTransformSystem _transform = default!;
+    [Dependency] private readonly SharedPhysicsSystem _physics = default!;
+
+    public override void Initialize()
+    {
+        SubscribeLocalEvent<CP14WaterShipPaddleComponent, GetVerbsEvent<ActivationVerb>>(OnPaddleForward);
+        SubscribeLocalEvent<CP14WaterShipPaddleComponent, GetVerbsEvent<AlternativeVerb>>(OnPaddleBackward);
+    }
+
+    private void OnPaddleForward(Entity<CP14WaterShipPaddleComponent> ent, ref GetVerbsEvent<ActivationVerb> args)
+    {
+        if (!args.CanAccess || !args.CanInteract)
+            return;
+
+        var paddleTransform = Transform(ent);
+
+        if (!paddleTransform.Anchored)
+            return;
+
+        var verb = new ActivationVerb
+        {
+            Text = "Forward",
+            Priority = 1,
+            Act = () => Bulb(ent, paddleTransform, 1)
+        };
+        args.Verbs.Add(verb);
+    }
+
+    private void OnPaddleBackward(Entity<CP14WaterShipPaddleComponent> ent, ref GetVerbsEvent<AlternativeVerb> args)
+    {
+        if (!args.CanAccess || !args.CanInteract)
+            return;
+
+        var paddleTransform = Transform(ent);
+
+        if (!paddleTransform.Anchored)
+            return;
+
+        var verb = new AlternativeVerb
+        {
+            Text = "Backward",
+            Priority = 2,
+            Act = () => Bulb(ent, paddleTransform, -1)
+        };
+        args.Verbs.Add(verb);
+    }
+
+    private void Bulb(Entity<CP14WaterShipPaddleComponent> ent, TransformComponent paddleTransform, float modifier)
+    {
+        if (paddleTransform.GridUid is null)
+            return;
+
+        var impulseDirection = paddleTransform.LocalRotation.ToVec();
+
+        _physics.ApplyLinearImpulse(paddleTransform.GridUid.Value, impulseDirection * ent.Comp.Power * modifier, paddleTransform.LocalPosition);
+    }
+}