add fuel costs back to finishing welding (#27030)

* add fuel costs back to welding

* ack

* meh

* eek!

Content.Shared/Tools/Components/WelderComponent.cs

@@ -0,0 +1,64 @@
+using Content.Shared.Chemistry.Components;
+using Content.Shared.Chemistry.Reagent;
+using Content.Shared.FixedPoint;
+using Content.Shared.Tools.Systems;
+using Robust.Shared.Audio;
+using Robust.Shared.GameStates;
+using Robust.Shared.Prototypes;
+
+namespace Content.Shared.Tools.Components;
+
+[RegisterComponent, NetworkedComponent, AutoGenerateComponentState(true), Access(typeof(SharedToolSystem))]
+public sealed partial class WelderComponent : Component
+{
+    [DataField, AutoNetworkedField]
+    public bool Enabled;
+
+    [DataField]
+    public float WelderTimer;
+
+    /// <summary>
+    ///     Name of <see cref="FuelSolution"/>.
+    /// </summary>
+    [DataField]
+    public string FuelSolutionName = "Welder";
+
+    /// <summary>
+    ///     Solution on the entity that contains the fuel.
+    /// </summary>
+    [ViewVariables(VVAccess.ReadWrite)]
+    public Entity<SolutionComponent>? FuelSolution;
+
+    /// <summary>
+    ///     Reagent that will be used as fuel for welding.
+    /// </summary>
+    [DataField]
+    public ProtoId<ReagentPrototype> FuelReagent = "WeldingFuel";
+
+    /// <summary>
+    ///     Fuel consumption per second while the welder is active.
+    /// </summary>
+    [DataField, AutoNetworkedField]
+    public FixedPoint2 FuelConsumption = FixedPoint2.New(1.0f);
+
+    /// <summary>
+    ///     A fuel amount to be consumed when the welder goes from being unlit to being lit.
+    /// </summary>
+    [DataField, AutoNetworkedField]
+    public FixedPoint2 FuelLitCost = FixedPoint2.New(0.5f);
+
+    /// <summary>
+    ///     Sound played when refilling the welder.
+    /// </summary>
+    [DataField]
+    public SoundSpecifier WelderRefill = new SoundPathSpecifier("/Audio/Effects/refill.ogg");
+
+    /// <summary>
+    ///     Whether the item is safe to refill while lit without exploding the tank.
+    /// </summary>
+    [DataField]
+    public bool TankSafe;
+
+    [DataField]
+    public float WelderUpdateTimer = 1f;
+}