using UnityEngine;
using Pooling;

namespace Minigames.DivingForPictures
{
    /// <summary>
    /// Manages a pool of floating obstacle objects to reduce garbage collection overhead.
    /// Optimized for handling a large number of different obstacle prefab types.
    /// </summary>
    public class ObstaclePool : MultiPrefabPool<FloatingObstacle>
    {
        /// <summary>
        /// Returns an obstacle to the pool
        /// </summary>
        /// <param name="obstacle">The obstacle to return to the pool</param>
        /// <param name="prefabIndex">The index of the prefab this obstacle was created from</param>
        public void ReturnObstacle(GameObject obstacle, int prefabIndex)
        {
            if (obstacle != null)
            {
                FloatingObstacle obstacleComponent = obstacle.GetComponent<FloatingObstacle>();
                if (obstacleComponent != null)
                {
                    Debug.Log($"[ObstaclePool] Returning obstacle {obstacle.name} to pool");
                    Return(obstacleComponent, prefabIndex);
                }
                else
                {
                    Debug.LogWarning($"Attempted to return a GameObject without a FloatingObstacle component: {obstacle.name}");
                    Destroy(obstacle);
                }
            }
        }
        
        /// <summary>
        /// Gets an obstacle from the pool, or creates a new one if the pool is empty
        /// </summary>
        /// <returns>An obstacle instance ready to use</returns>
        public GameObject GetObstacle(int prefabIndex)
        {
            Debug.Log($"[ObstaclePool] GetObstacle called for prefab index {prefabIndex}");
            FloatingObstacle obstacleComponent = Get(prefabIndex);
            
            if (obstacleComponent == null)
            {
                Debug.LogError($"[ObstaclePool] Get() returned null for prefab index {prefabIndex}");
                return null;
            }
            
            Debug.Log($"[ObstaclePool] Get() returned obstacle {obstacleComponent.name}, active state: {obstacleComponent.gameObject.activeInHierarchy}");
            return obstacleComponent.gameObject;
        }
    }
}