Deprecate IActionBlocker ChangeDirectionAttempt (#4851)

* Deprecate IActionBlocker ChangeDirectionAttempt

* Woops

Content.Shared/MobState/Components/MobStateComponent.cs

@@ -368,11 +368,6 @@ namespace Content.Shared.MobState.Components
         {
             return CurrentState?.CanUnequip() ?? true;
         }
-
-        bool IActionBlocker.CanChangeDirection()
-        {
-            return CurrentState?.CanChangeDirection() ?? true;
-        }
     }
 
     [Serializable, NetSerializable]

Content.Shared/MobState/EntitySystems/MobStateSystem.cs

@@ -1,4 +1,5 @@
 using Content.Shared.Damage;
+using Content.Shared.Interaction.Events;
 using Content.Shared.MobState.Components;
 using Content.Shared.MobState.State;
 using Content.Shared.Movement;
@@ -14,6 +15,7 @@ namespace Content.Shared.MobState.EntitySystems
         {
             base.Initialize();
 
+            SubscribeLocalEvent<MobStateComponent, ChangeDirectionAttemptEvent>(OnChangeDirectionAttempt);
             SubscribeLocalEvent<MobStateComponent, StartPullAttemptEvent>(OnStartPullAttempt);
             SubscribeLocalEvent<MobStateComponent, DamageChangedEvent>(UpdateState);
             SubscribeLocalEvent<MobStateComponent, MovementAttemptEvent>(OnMoveAttempt);
@@ -21,6 +23,17 @@ namespace Content.Shared.MobState.EntitySystems
             // Note that there's no check for Down attempts because if a mob's in crit or dead, they can be downed...
         }
 
+        private void OnChangeDirectionAttempt(EntityUid uid, MobStateComponent component, ChangeDirectionAttemptEvent args)
+        {
+            switch (component.CurrentState)
+            {
+                case SharedDeadMobState:
+                case SharedCriticalMobState:
+                    args.Cancel();
+                    break;
+            }
+        }
+
         private void OnStartPullAttempt(EntityUid uid, MobStateComponent component, StartPullAttemptEvent args)
         {
             if(component.IsIncapacitated())

Content.Shared/MobState/State/BaseMobState.cs

@@ -83,10 +83,5 @@ namespace Content.Shared.MobState.State
         {
             return true;
         }
-
-        public virtual bool CanChangeDirection()
-        {
-            return true;
-        }
     }
 }

Content.Shared/MobState/State/SharedCriticalMobState.cs

@@ -85,10 +85,5 @@ namespace Content.Shared.MobState.State
         {
             return false;
         }
-
-        public override bool CanChangeDirection()
-        {
-            return false;
-        }
     }
 }

Content.Shared/MobState/State/SharedDeadMobState.cs

@@ -94,11 +94,6 @@ namespace Content.Shared.MobState.State
             return false;
         }
 
-        public override bool CanChangeDirection()
-        {
-            return false;
-        }
-
         public bool CanShiver()
         {
             return false;

Content.Shared/MobState/State/SharedNormalMobState.cs

@@ -71,10 +71,5 @@ namespace Content.Shared.MobState.State
         {
             return true;
         }
-
-        public override bool CanChangeDirection()
-        {
-            return true;
-        }
     }
 }