Add lava (#13438)

Content.Server/Climbing/ClimbSystem.cs

@@ -10,6 +10,7 @@ using Content.Shared.Body.Part;
 using Content.Shared.Buckle.Components;
 using Content.Shared.CCVar;
 using Content.Shared.Climbing;
+using Content.Shared.Climbing.Events;
 using Content.Shared.Damage;
 using Content.Shared.DragDrop;
 using Content.Shared.GameTicking;
@@ -280,6 +281,8 @@ public sealed class ClimbSystem : SharedClimbSystem
 
         climbing.IsClimbing = false;
         climbing.OwnerIsTransitioning = false;
+        var ev = new EndClimbEvent();
+        RaiseLocalEvent(uid, ref ev);
         Dirty(climbing);
     }
 

Content.Server/Damage/Systems/DamageOnLandSystem.cs

@@ -14,7 +14,7 @@ namespace Content.Server.Damage.Systems
             SubscribeLocalEvent<DamageOnLandComponent, LandEvent>(DamageOnLand);
         }
 
-        private void DamageOnLand(EntityUid uid, DamageOnLandComponent component, LandEvent args)
+        private void DamageOnLand(EntityUid uid, DamageOnLandComponent component, ref LandEvent args)
         {
             _damageableSystem.TryChangeDamage(uid, component.Damage, component.IgnoreResistances);
         }

Content.Server/Dice/DiceSystem.cs

@@ -40,7 +40,7 @@ namespace Content.Server.Dice
             Roll(uid, component);
         }
 
-        private void OnLand(EntityUid uid, DiceComponent component, LandEvent args)
+        private void OnLand(EntityUid uid, DiceComponent component, ref LandEvent args)
         {
             Roll(uid, component);
         }

Content.Server/Fluids/EntitySystems/SpillableSystem.cs

@@ -95,7 +95,7 @@ public sealed class SpillableSystem : EntitySystem
             : SpillAt(solution, transformComponent.Coordinates, prototype, sound: sound, combine: combine);
     }
 
-    private void SpillOnLand(EntityUid uid, SpillableComponent component, LandEvent args)
+    private void SpillOnLand(EntityUid uid, SpillableComponent component, ref LandEvent args)
     {
         if (!_solutionContainerSystem.TryGetSolution(uid, component.SolutionName, out var solution)) return;
 

Content.Server/Light/EntitySystems/LightBulbSystem.cs

@@ -25,7 +25,7 @@ namespace Content.Server.Light.EntitySystems
             SetState(uid, bulb.State, bulb);
         }
 
-        private void HandleLand(EntityUid uid, LightBulbComponent bulb, LandEvent args)
+        private void HandleLand(EntityUid uid, LightBulbComponent bulb, ref LandEvent args)
         {
             PlayBreakSound(uid, bulb);
             SetState(uid, LightBulbState.Broken, bulb);

Content.Server/Nutrition/EntitySystems/DrinkSystem.cs

@@ -154,7 +154,7 @@ namespace Content.Server.Nutrition.EntitySystems
             args.Handled = TryDrink(args.User, args.User, component);
         }
 
-        private void HandleLand(EntityUid uid, DrinkComponent component, LandEvent args)
+        private void HandleLand(EntityUid uid, DrinkComponent component, ref LandEvent args)
         {
             if (component.Pressurized &&
                 !component.Opened &&

Content.Server/Tiles/LavaComponent.cs

@@ -0,0 +1,23 @@
+using Robust.Shared.Audio;
+using Robust.Shared.GameStates;
+
+namespace Content.Server.Tiles;
+
+/// <summary>
+/// Applies flammable and damage while vaulting.
+/// </summary>
+[RegisterComponent, Access(typeof(LavaSystem))]
+public sealed class LavaComponent : Component
+{
+    /// <summary>
+    /// Sound played if something disintegrates in lava.
+    /// </summary>
+    [ViewVariables(VVAccess.ReadWrite), DataField("soundDisintegration")]
+    public SoundSpecifier DisintegrationSound = new SoundPathSpecifier("/Audio/Effects/lightburn.ogg");
+
+    /// <summary>
+    /// How many fire stacks are applied per second.
+    /// </summary>
+    [ViewVariables(VVAccess.ReadWrite), DataField("fireStacks")]
+    public float FireStacks = 2f;
+}

Content.Server/Tiles/LavaSystem.cs

@@ -0,0 +1,39 @@
+using Content.Server.Atmos.Components;
+using Content.Server.Atmos.EntitySystems;
+using Content.Shared.StepTrigger.Systems;
+
+namespace Content.Server.Tiles;
+
+public sealed class LavaSystem : EntitySystem
+{
+    [Dependency] private readonly FlammableSystem _flammable = default!;
+
+    public override void Initialize()
+    {
+        base.Initialize();
+        SubscribeLocalEvent<LavaComponent, StepTriggeredEvent>(OnLavaStepTriggered);
+        SubscribeLocalEvent<LavaComponent, StepTriggerAttemptEvent>(OnLavaStepTriggerAttempt);
+    }
+
+
+    private void OnLavaStepTriggerAttempt(EntityUid uid, LavaComponent component, ref StepTriggerAttemptEvent args)
+    {
+        if (!HasComp<FlammableComponent>(args.Tripper))
+            return;
+
+        args.Continue = true;
+    }
+
+    private void OnLavaStepTriggered(EntityUid uid, LavaComponent component, ref StepTriggeredEvent args)
+    {
+        var otherUid = args.Tripper;
+
+        if (TryComp<FlammableComponent>(otherUid, out var flammable))
+        {
+            // Apply the fury of a thousand suns
+            var multiplier = flammable.FireStacks == 0f ? 5f : 1f;
+            _flammable.AdjustFireStacks(otherUid, component.FireStacks * multiplier, flammable);
+            _flammable.Ignite(otherUid, flammable);
+        }
+    }
+}

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

@@ -14,7 +14,7 @@ public sealed class ArtifactLandSystem : EntitySystem
         SubscribeLocalEvent<ArtifactLandTriggerComponent, LandEvent>(OnLand);
     }
 
-    private void OnLand(EntityUid uid, ArtifactLandTriggerComponent component, LandEvent args)
+    private void OnLand(EntityUid uid, ArtifactLandTriggerComponent component, ref LandEvent args)
     {
         _artifact.TryActivateArtifact(uid, args.User);
     }