using Mirror;
using UnityEngine;
using UnityEngine.SceneManagement;

[RequireComponent(typeof(Collider))]
[RequireComponent(typeof(NetworkIdentity))]
public class LocalPortal : NetworkBehaviour
{
    [SerializeField] private string destinationSceneName = "PortalTestDestination";
    [SerializeField] private string playerTag = "Player";

    private bool transitionStarted;

    private void Awake()
    {
        Collider portalCollider = GetComponent<Collider>();
        portalCollider.isTrigger = true;

        Debug.Log($"[LocalPortal] Initialized '{name}' in scene '{SceneManager.GetActiveScene().name}'. " +
                  $"Position: {transform.position}, Trigger: {portalCollider.isTrigger}, Destination: '{destinationSceneName}'", this);
    }

    [ServerCallback]
    private void OnTriggerEnter(Collider other)
    {
        Transform root = other.transform.root;

        Debug.Log($"[LocalPortal] Trigger entered by '{other.name}' (root: '{root.name}', tag: '{root.tag}') " +
                  $"at position {root.position}. Portal position: {transform.position}. " +
                  $"Current scene: '{SceneManager.GetActiveScene().name}'", this);

        if (transitionStarted) return;

        if (!root.CompareTag(playerTag))
        {
            Debug.Log($"[LocalPortal] Ignoring '{root.name}' because its tag is '{root.tag}', expected '{playerTag}'.", this);
            return;
        }

        if (string.IsNullOrWhiteSpace(destinationSceneName))
        {
            Debug.LogError("[LocalPortal] Destination scene is empty; scene transition cancelled.", this);
            return;
        }

        transitionStarted = true;

        Debug.Log(
            $"[LocalPortal] Server changing scene from '{SceneManager.GetActiveScene().name}' " +
            $"to '{destinationSceneName}' because '{root.name}' entered the portal.",
            this);

        NetworkManager.singleton.ServerChangeScene(destinationSceneName);
    }
}