add fuel costs back to finishing welding (#27030)

* add fuel costs back to welding

* ack

* meh

* eek!

Content.Server/Tools/ToolSystem.cs

@@ -1,40 +1,63 @@
 using Content.Server.Atmos.EntitySystems;
-using Content.Server.Chemistry.Containers.EntitySystems;
-using Content.Server.Popups;
-using Content.Server.Tools.Components;
+using Content.Shared.Chemistry.Components.SolutionManager;
+using Content.Shared.FixedPoint;
+using Content.Shared.Tools.Components;
 using Robust.Server.GameObjects;
-using Robust.Shared.Audio.Systems;
 
 using SharedToolSystem = Content.Shared.Tools.Systems.SharedToolSystem;
 
-namespace Content.Server.Tools
+namespace Content.Server.Tools;
+
+public sealed class ToolSystem : SharedToolSystem
 {
-    // TODO move tool system to shared, and make it a friend of Tool Component.
-    public sealed partial class ToolSystem : SharedToolSystem
+    [Dependency] private readonly AtmosphereSystem _atmosphereSystem = default!;
+    [Dependency] private readonly TransformSystem _transformSystem = default!;
+
+    public override void TurnOn(Entity<WelderComponent> entity, EntityUid? user)
     {
-        [Dependency] private readonly AtmosphereSystem _atmosphereSystem = default!;
-        [Dependency] private readonly PopupSystem _popup = default!;
-        [Dependency] private readonly SharedAudioSystem _audio = default!;
-        [Dependency] private readonly SolutionContainerSystem _solutionContainer = default!;
-        [Dependency] private readonly TransformSystem _transformSystem = default!;
-
-        public override void Initialize()
+        base.TurnOn(entity, user);
+        var xform = Transform(entity);
+        if (xform.GridUid is { } gridUid)
         {
-            base.Initialize();
-
-            InitializeWelders();
+            var position = _transformSystem.GetGridOrMapTilePosition(entity.Owner, xform);
+            _atmosphereSystem.HotspotExpose(gridUid, position, 700, 50, entity.Owner, true);
         }
+    }
 
-        public override void Update(float frameTime)
+    public override void Update(float frameTime)
+    {
+        base.Update(frameTime);
+
+        UpdateWelders(frameTime);
+    }
+
+    //todo move to shared once you can remove reagents from shared without it freaking out.
+    private void UpdateWelders(float frameTime)
+    {
+        var query = EntityQueryEnumerator<WelderComponent, SolutionContainerManagerComponent>();
+        while (query.MoveNext(out var uid, out var welder, out var solutionContainer))
         {
-            base.Update(frameTime);
+            if (!welder.Enabled)
+                continue;
 
-            UpdateWelders(frameTime);
-        }
+            welder.WelderTimer += frameTime;
 
-        protected override bool IsWelder(EntityUid uid)
-        {
-            return HasComp<WelderComponent>(uid);
+            if (welder.WelderTimer < welder.WelderUpdateTimer)
+                continue;
+
+            if (!SolutionContainerSystem.ResolveSolution((uid, solutionContainer), welder.FuelSolutionName, ref welder.FuelSolution, out var solution))
+                continue;
+
+            SolutionContainerSystem.RemoveReagent(welder.FuelSolution.Value, welder.FuelReagent, welder.FuelConsumption * welder.WelderTimer);
+
+            if (solution.GetTotalPrototypeQuantity(welder.FuelReagent) <= FixedPoint2.Zero)
+            {
+                ItemToggle.Toggle(uid, predicted: false);
+            }
+
+            Dirty(uid, welder);
+            welder.WelderTimer -= welder.WelderUpdateTimer;
         }
     }
 }
+