More artifacts triggers and tweaks (#6723)

Co-authored-by: mirrorcult <lunarautomaton6@gmail.com>

Content.Server/Xenoarchaeology/XenoArtifacts/Triggers/Systems/ArtifactHeatTriggerSystem.cs

@@ -0,0 +1,62 @@
+using Content.Server.Atmos.EntitySystems;
+using Content.Server.Xenoarchaeology.XenoArtifacts.Triggers.Components;
+using Content.Shared.Interaction;
+using Content.Shared.Temperature;
+using Content.Shared.Weapons.Melee;
+
+namespace Content.Server.Xenoarchaeology.XenoArtifacts.Triggers.Systems;
+
+public sealed class ArtifactHeatTriggerSystem : EntitySystem
+{
+    [Dependency] private readonly AtmosphereSystem _atmosphereSystem = default!;
+    [Dependency] private readonly ArtifactSystem _artifactSystem = default!;
+
+    public override void Initialize()
+    {
+        base.Initialize();
+        SubscribeLocalEvent<ArtifactHeatTriggerComponent, AttackedEvent>(OnAttacked);
+        SubscribeLocalEvent<ArtifactHeatTriggerComponent, InteractUsingEvent>(OnUsing);
+    }
+
+    public override void Update(float frameTime)
+    {
+        base.Update(frameTime);
+
+        var query = EntityManager.EntityQuery<ArtifactHeatTriggerComponent, TransformComponent, ArtifactComponent>();
+        foreach (var (trigger, transform, artifact) in query)
+        {
+            var environment = _atmosphereSystem.GetTileMixture(transform.Coordinates);
+            if (environment == null)
+                continue;
+
+            if (environment.Temperature < trigger.ActivationTemperature)
+                continue;
+
+            _artifactSystem.TryActivateArtifact(trigger.Owner, component: artifact);
+        }
+    }
+
+    private void OnAttacked(EntityUid uid, ArtifactHeatTriggerComponent component, AttackedEvent args)
+    {
+        if (!component.ActivateHotItems || !CheckHot(args.Used))
+            return;
+        _artifactSystem.TryActivateArtifact(uid, args.User);
+    }
+
+    private void OnUsing(EntityUid uid, ArtifactHeatTriggerComponent component, InteractUsingEvent args)
+    {
+        if (args.Handled)
+            return;
+
+        if (!component.ActivateHotItems || !CheckHot(args.Used))
+            return;
+        args.Handled = _artifactSystem.TryActivateArtifact(uid, args.User);
+    }
+
+    private bool CheckHot(EntityUid usedUid)
+    {
+        var hotEvent = new IsHotEvent();
+        RaiseLocalEvent(usedUid, hotEvent, false);
+        return hotEvent.IsHot;
+    }
+}