using UnityEngine;
using System.Collections;


namespace WorldStreamer2
{

    /// <summary>
    /// Player teleport which reloads tiles at teleport destination.
    /// </summary>
    public class PlayerTeleport : MonoBehaviour
    {
        [Tooltip("If teleport/respawn should initiate loading screen, drag and drop here your \"Loading Screen UI\" object  from your scene hierarchy or an object that contain \"UI Loading Streamer\" script.")]
        /// <summary>
        /// The loading screen UI.
        /// </summary>
        public UILoadingStreamer uiLoadingStreamer;


        [Tooltip("If teleport/respawn should initiate player move to safe position.")]
        /// <summary>
        /// The loading screen UI.
        /// </summary>
        public PlayerMover playerMover;

        [Tooltip("List of streamers. Drag and drop here all your streamer objects from scene hierarchy.")]
        /// <summary>
        /// The world streamer.
        /// </summary>
        public Streamer[] streamers;

        [Tooltip("Object that should be moved during respawn/teleport process. It must be the same as object that streamer fallows during streaming process.")]
        /// <summary>
        /// The player transform.
        /// </summary>
        public Transform player;

        [Tooltip("If you use Floating Point fix system drag and drop world mover prefab from your scene hierarchy.")]
        /// <summary>
        /// The world mover.
        /// </summary>
        public WorldMover worldMover;

        /// <summary>
        /// Teleport the player and shows loading screen.
        /// </summary>
        /// <param name="showLoadingScreen">If set to <c>true</c> shows loading screen after teleport.</param>
        public void Teleport(bool showLoadingScreen)
        {
            if (player != null)
            {

                player.position = transform.position + ((worldMover == null) ? Vector3.zero : worldMover.currentMove);
                player.rotation = transform.rotation;
                foreach (var streamer in streamers)
                {
                    streamer.showLoadingScreen = showLoadingScreen;
                    streamer.CheckPositionTiles();

                }
                if (uiLoadingStreamer != null)
                    uiLoadingStreamer.Show();

                if (playerMover != null)
                    playerMover.MovePlayer();

            }
            else
            {
                if (streamers[0] != null && streamers[0].player != null)
                {
                    player = streamers[0].player;
                }
            }
        }

        /// <summary>
        /// Raises the draw gizmos selected event.
        /// </summary>
        void OnDrawGizmosSelected()
        {
            // Display the explosion radius when selected
            Gizmos.color = new Color(0.4f, 0.7f, 1, 0.5f);
            Gizmos.DrawSphere(transform.position, 1);
        }
    }

}