maze_switching (#82)

Co-authored-by: Michal Pikulski <michal.a.pikulski@gmail.com>
Reviewed-on: #82

Assets/Scripts/Input/IInteractingCharacter.cs

@@ -0,0 +1,47 @@
+using System.Threading.Tasks;
+using UnityEngine;
+
+namespace Input
+{
+    /// <summary>
+    /// Interface for characters that can participate in scripted interactions.
+    /// Provides movement-to-target with arrival/cancellation notifications.
+    /// Implemented by BasePlayerMovementController to enable all controllers to interact with items.
+    /// </summary>
+    public interface IInteractingCharacter
+    {
+        /// <summary>
+        /// Controller-driven interaction movement. Each controller implements its own behavior
+        /// based on the interactable's settings (characterToInteract, CharacterMoveToTarget, etc.)
+        /// </summary>
+        /// <param name="interactable">The interactable to move to</param>
+        /// <returns>True if movement succeeded and character arrived, false if cancelled/failed</returns>
+        Task<bool> MoveToInteractableAsync(Interactions.InteractableBase interactable);
+        
+        /// <summary>
+        /// Moves character to target position and notifies when arrived/cancelled
+        /// </summary>
+        void MoveToAndNotify(Vector3 target);
+        
+        /// <summary>
+        /// Interrupts any in-progress MoveToAndNotify operation
+        /// </summary>
+        void InterruptMoveTo();
+        
+        /// <summary>
+        /// Fired when character arrives at MoveToAndNotify target
+        /// </summary>
+        event System.Action OnArrivedAtTarget;
+        
+        /// <summary>
+        /// Fired when MoveToAndNotify is cancelled/interrupted
+        /// </summary>
+        event System.Action OnMoveToCancelled;
+        
+        /// <summary>
+        /// Character's transform (for position queries)
+        /// </summary>
+        Transform transform { get; }
+    }
+}
+