using System;
using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using Util;

public class PlayerManager : MonoBehaviour
{
    public static PlayerManager Instance { get; private set; }

    private List<PlayerEntity> players;
    private Dictionary<string, PlayerEntity> VoiceIDDict = new Dictionary<string, PlayerEntity>();
    
    private void Awake()
    {
        Instance = this;
    }

    // Start is called before the first frame update
    void Start()
    {
        players = new List<PlayerEntity>();
    }

    public Dictionary<string, PlayerEntity> GetVoiceIDDictionary() => VoiceIDDict;

    public void ProcessUpdate(int entityId, float x, float y, float z, float rotationY, float lookAngle, int hitPoints, string name, float animX, float animZ, float magnitude, int flags, string forceAnim, string voiceID)
    {
        //Debug.Log("Entity update id " + entityId + ", x " + x + " y " + y + " z " + z + ", hitpoints: " + hitPoints.ToString());
        if (entityId == Player.Instance.GetID())
        {
            name = Misc.uppercaseFirst(name);
            Player.Instance.ProcessEntityUpdate(entityId, x, y, z, hitPoints, name, rotationY);
            return;
        }

        bool entityFound = false;
        foreach (PlayerEntity player in players)
        {
            if (player.GetID() == entityId)
            {
                entityFound = true;
                player.ProcessUpdateMessage(entityId, x, y, z, rotationY, lookAngle, name, animX, animZ, magnitude, flags, forceAnim);
                if(voiceID != "null" && !VoiceIDDict.ContainsKey(voiceID))
                {
                    player.SetVoiceID(voiceID);
                    VoiceIDDict.Add(voiceID, player);
                }
                return;
            }
        }
        if (!entityFound)
        {
            //create new entity here
            CreatePlayer(entityId, name, voiceID);
        }
    }

    public void ProcessProjectileUpdate(int entityId, Vector3 direction, string projectile)
    {
        if (entityId == Player.Instance.GetID())
        {
            return;
        }
        foreach (PlayerEntity player in players)
        {
            if (player.GetID() == entityId)
            {
                StartCoroutine(player.processWeaponFire(direction, projectile));
            }
        }
    }

    public void ProcessAppearenceUpdate(int entityId, string skinName, int weapon)
    {
        //Debug.Log("skin change " + entityId + " " + skin);
        //mainPlayer
        
        Debugger.Logger($"skinName from server: {skinName}");
        skinName = CharacterPool.ServerToClientNameMap[skinName];
        Debugger.Logger($"skinName re-worked: {skinName}");
        if (entityId == Player.Instance.GetID())
        {
            PlayerEntity playerEntity = Player.Instance.PlayerEntity;
            var skins = playerEntity.transform.Find("Skins");
            PlayableCharacterSkin newSkin = null;
            try
            { 
                newSkin = skins.Find(skinName).GetComponent<PlayableCharacterSkin>();
                if (playerEntity.CurrentlyEquippedSkin != newSkin && newSkin != null)
                {
                    playerEntity.SetSkin(skinName);
                }
                Player.Instance.SetWeapon(weapon);
            }
            catch (Exception e)
            {
                Debugger.Logger(e.Message, Process.TrashHold);
            }

            return;
        }

        foreach (PlayerEntity player in players)
        {
            if (player.GetID() == entityId)
            {
                var skins =  player.transform.Find("Skins");
                PlayableCharacterSkin newSkin = skins.Find(skinName).GetComponent<PlayableCharacterSkin>();
                if (player.CurrentlyEquippedSkin != newSkin)
                {
                    player.SetSkin(skinName);
                }

                player.setWeapon(weapon);
            }
        }
    }

    public bool TryGetPlayerFromVoiceID(string voiceID, out PlayerEntity playerEntity)
    {
        return VoiceIDDict.TryGetValue(voiceID, out playerEntity);
    }

    private void CreatePlayer(int id, string name, string voiceID)
    {
        GameObject playerPrefab = OnDemandLoader.Load<GameObject>("Prefabs/Player/Player");
        GameObject playerObject = Instantiate(playerPrefab, Vector3.zero, Quaternion.identity);
        PlayerEntity player = playerObject.GetComponent<PlayerEntity>();

        // set ID of the entity
        player.SetID(id);
        player.name = $"Player_{name}_{id}";
        players.Add(player);
    }

    public List<PlayerEntity> GetPlayerList()
    {
        return players;
    }

    public void RemovePlayer(PlayerEntity player)
    {
        VoiceIDDict.Remove(player.GetVoiceID());
        players.Remove(player);
        Destroy(player.gameObject);
    }

    public void RemovePlayerWithID(int uuid)
    {
        PlayerEntity player = GetPlayer(uuid);
        if (player != null)
        {
            RemovePlayer(player);
        }
    }

    public PlayerEntity GetPlayer(int uuid)
    {
        if (uuid == Client.Instance.playerId)
        {
            return Player.Instance.PlayerEntity;
        }
        else
        {
            foreach (PlayerEntity player in players)
            {
                if (player.GetID() == uuid)
                {
                    return player;
                }
            }
        }
        return null;
    }
}