init melting reagent and system

Content.Server/_CP14/Temperature/CPMeltingComponent.cs

@@ -0,0 +1,17 @@
+using Content.Shared.Chemistry.Components;
+
+namespace Content.Server._CP14.Temperature;
+
+/// <summary>
+///
+/// </summary>
+
+[RegisterComponent, Access(typeof(CPMeltingSystem))]
+public sealed partial class CPMeltingComponent : Component
+{
+    [DataField]
+    public Solution? MeltSolution;
+
+    [DataField]
+    public float MeltTemperature = 1000f;
+}

Content.Server/_CP14/Temperature/CPMeltingSystem.cs

@@ -0,0 +1,28 @@
+using Content.Server.Fluids.EntitySystems;
+using Content.Server.Temperature.Systems;
+
+namespace Content.Server._CP14.Temperature;
+
+public sealed partial class CPMeltingSystem : EntitySystem
+{
+    [Dependency] private readonly PuddleSystem _puddleSystem = default!;
+
+    public override void Initialize()
+    {
+        base.Initialize();
+
+        SubscribeLocalEvent<CPMeltingComponent, OnTemperatureChangeEvent>(OnTemperatureChange);
+    }
+
+    private void OnTemperatureChange(Entity<CPMeltingComponent> ent, ref OnTemperatureChangeEvent args)
+    {
+        if (!(args.CurrentTemperature >= ent.Comp.MeltTemperature))
+            return;
+
+        if (ent.Comp.MeltSolution != null)
+        {
+            _puddleSystem.TrySplashSpillAt(ent, Transform(ent).Coordinates, ent.Comp.MeltSolution, out var puddleUid);
+        }
+        QueueDel(ent);
+    }
+}

Resources/Prototypes/_CP14/Entities/Objects/Weapons/Melee/dagger.yml

@@ -40,4 +40,12 @@
     offset: 0.15,0.15
     removalTime: 1
   - type: ThrowingAngle
-    angle: 225
+    angle: 225
+  - type: CPMelting
+    meltTemperature: 1000
+    meltSolution:
+      temperature: 1000
+      reagents:
+      - ReagentId: CPMetledIron
+        Quantity: 10
+  - type: Temperature

Resources/Prototypes/_CP14/Reagents/metalls.yml

@@ -0,0 +1,35 @@
+- type: reagent
+  id: CPBaseMetledMetall
+  group: Metled
+  abstract: true
+  reactiveEffects:
+    Flammable:
+      methods: [ Touch ]
+      effects:
+        - !type:FlammableReaction
+
+- type: reagent
+  id: CPMetledIron
+  parent: CPBaseMetledMetall
+  name: расплавленный металл #TODO
+  desc: Металл, доведенный до огромных температур. #TODO
+  physicalDesc: reagent-physical-desc-grainy #TODO
+  flavor: безумно #TODO
+  color: "#757245"
+  tileReactions:
+  - !type:FlammableTileReaction #TODO: Spawn fire puddle
+    temperatureMultiplier: 2
+  reactiveEffects:
+    Flammable:
+      methods: [ Touch ]
+      effects:
+      - !type:FlammableReaction
+        multiplier: 0.2
+      - !type:Ignite
+  metabolisms:
+    Poison:
+      effects:
+      - !type:HealthChange
+        damage:
+          types:
+            Heat: 5