using System;
using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using Unity.Netcode;

public class CrowsForesightPrefab : NetworkBehaviour
{
    private Dictionary<ulong, LineRenderer> foresightLines = new Dictionary<ulong, LineRenderer>();
    private ulong crowClientId;
    private Coroutine destroyCoroutine;
    public GameObject LinePrefab;
    private void Start()
    {
        if (IsServer)
        {
            Debug.Log("[CrowsForesightPrefab] Starting auto-destroy coroutine.");
            destroyCoroutine = StartCoroutine(DelayedDestroy());
        }
    }

    public void Initialize(ulong crowId)
    {
        crowClientId = crowId;
    }

    public override void OnNetworkSpawn()
    {
        Debug.Log($"[CrowsForesightPrefab] OnNetworkSpawn called - LocalClientId: {NetworkManager.Singleton.LocalClientId}, crowClientId: {crowClientId}");
        if (NetworkManager.Singleton.LocalClientId != CrowManager.Instance.GetCurrentCrow().OwnerClientId && !NetworkManager.Singleton.IsServer)
        {
            gameObject.SetActive(false); // Hide from non-crow clients
        }
    }

    private IEnumerator DelayedDestroy(float time = 10)
    {
        yield return new WaitForSeconds(time); // Adjust according to abilityDuration

        if (IsServer)
        {
            Debug.Log("[CrowsForesightPrefab] Ability duration expired. Despawning on server.");
            DespawnForesight();
        }
    }

    public void DespawnForesight()
    {
        if (!IsServer) return;

        Debug.Log("[CrowsForesightPrefab] Destroying foresight effect and clearing all lines.");

        // Remove all foresight lines before despawning
        foreach (var line in foresightLines.Values)
        {
            if (line != null)
            {
                Destroy(line.gameObject);
            }
        }
        foresightLines.Clear();

        if (NetworkObject.IsSpawned)
        {
            Debug.Log("[CrowsForesightPrefab] Despawning network object.");
            NetworkObject.Despawn(true);
        }
        else
        {
            Debug.LogWarning("[CrowsForesightPrefab] WARNING: Tried to despawn, but NetworkObject was already despawned or missing!");
        }
    }


    public void OnSwapRequested(ulong senderId, ulong receiverId, Vector3 senderPos, Vector3 receiverPos)
    {
        Debug.Log($"[CrowsForesightPrefab] OnSwapRequested - Sender: {senderId}, Receiver: {receiverId}, SenderPos: {senderPos}, ReceiverPos: {receiverPos}");

        if (!foresightLines.ContainsKey(senderId))
        {
            Debug.Log($"[CrowsForesightPrefab] Creating foresight line for swap request {senderId} -> {receiverId}");
            foresightLines[senderId] = CreateLine();
        }

        foresightLines[senderId].SetPosition(0, senderPos);
        foresightLines[senderId].SetPosition(1, Vector3.Lerp(senderPos, receiverPos, 0.5f));

        Debug.Log($"[CrowsForesightPrefab] Halfway foresight line drawn from {senderPos} to midpoint.");
    }

    public void OnSwapAccepted(ulong senderId, Vector3 receiverPos)
   {
        Debug.Log($"[CrowsForesightPrefab] OnSwapAccepted - Sender: {senderId}, ReceiverPos: {receiverPos}");
    
        if (!foresightLines.ContainsKey(senderId))
        {
            Debug.LogError($"[CrowsForesightPrefab] ERROR: No foresight line found for sender {senderId} when swap was accepted!");
            return;
        }
    
        foresightLines[senderId].SetPosition(1, receiverPos);
        if (foresightLines.ContainsKey(senderId))
        {
            // Destroy the line associated with the sender
            Destroy(foresightLines[senderId].gameObject ,1f);
            foresightLines.Remove(senderId);

            Debug.Log($"[CrowsForesightPrefab] Removed foresight line for rejected swap request from {senderId}.");
        }
        Debug.Log($"[CrowsForesightPrefab] Foresight line completed from sender {senderId} to {receiverPos}.");
    }

    
    public void OnSwapRejected(ulong senderId, Vector3 receiverPos)
    {
        Debug.Log($"[CrowsForesightPrefab] OnSwapRejected - Sender: {senderId}, ReceiverPos: {receiverPos}");

        if (foresightLines.ContainsKey(senderId))
        {
            // Destroy the line associated with the sender
            Destroy(foresightLines[senderId].gameObject);
            foresightLines.Remove(senderId);

            Debug.Log($"[CrowsForesightPrefab] Removed foresight line for rejected swap request from {senderId}.");
        }
        else
        {
            Debug.LogWarning($"[CrowsForesightPrefab] WARNING: No foresight line found for sender {senderId}. Swap rejection may have happened before drawing.");
        }
    }

    
    private LineRenderer CreateLine()
    {
        //GameObject lineObj = new GameObject("ForesightLine");

        GameObject lineObj = Instantiate(LinePrefab);
        LineRenderer line = lineObj.AddComponent<LineRenderer>();
        line.startWidth = 0.7f;
        line.endWidth = 0.7f;
        //line.material = new Material(Shader.Find("Sprites/Default"));
        line.transform.SetParent(transform);
        return line;
    }
}