using Assets.Scripts.Enums;
using Assets.Scripts.Helpers;
using System;
using System.Collections.Generic;
using System.Linq;
using TMPro;
using Unity.VisualScripting;
using UnityEngine;
using UnityEngine.Tilemaps;

public class GameManager : SettingsManager
{
    public GameObject damageTextPrefab;
    public GameObject healthTextPrefab;
    public Canvas playerUI;
    public Canvas pauseMenuUI;
    public GameObject levelChanger;
    public Tilemap tilemap;
    [NonSerialized]
    public GenerateTileMap generateTileMap;
    [NonSerialized]
    public List<Vector3Int> destroyedTiles = new List<Vector3Int>();
    public GameObject pickups;

    private void Awake()
    {
        SoundManager.instance.ChangeMusic(SoundName.MusicHappy);
        LoadTileMaps(SaveSystem.isGameLoaded);
    }


    private void LoadTileMaps(bool loadFromSave)
    {
        generateTileMap = tilemap.GetComponent<GenerateTileMap>();
        pauseMenuUI.GetComponent<PauseMenu>().Pause();
        levelChanger.GetComponent<Animator>().SetBool("SceneLoading", true);
        if (loadFromSave)
        {
            LoadMapState();
        }
        Debug.Log("waiting for async map loading");
        StartCoroutine(generateTileMap.GenerateTiles(LoadTileMapsFinished, destroyedTiles));
    }

    private void LoadMapState()
    {
        SaveDataMap mapState = SaveSystem.LoadMapState();
        if (mapState != null)
        {
            generateTileMap.SetSettingsFromSeed(mapState.seed);
            if (mapState.destroyedTiles != null && mapState.destroyedTiles.Count > 0)
            {
                // TODO rework load map (it's fucky wucky currently as I had to make an extra class for it to jsonify the tiles correctly, as unity does not like lists of arrays or 2d arrays)
                foreach (DestroyedTile tile in mapState.destroyedTiles)
                {
                    destroyedTiles.Add(tile.tileCoord.ConvertToVector3Int());
                }                //destroyedTiles.AddRange(mapState.destroyedTiles.Select(tile => { return tile.tileCoord; }).ToList().ConvertToVector3Int());
            }
        }
    }

    public void LoadTileMapsFinished()
    {
        Debug.Log("done async map loading");
        levelChanger.GetComponent<Animator>().SetBool("SceneLoading", false);
        GameLoaded();
    }
    public void GameLoaded()
    {
        pauseMenuUI.GetComponent<PauseMenu>().Resume();
        pauseMenuUI.GetComponent<Animator>().SetTrigger("GameLoaded");
    }

    #region characterEvents
    private void OnEnable()
    {
        // add listen events
        CharacterEvents.characterDamaged += (CharacterTookDamange);
        CharacterEvents.characterHealed += (CharacterHealed);
        CharacterEvents.characterDrill += (CharacterDrill);

    }

    private void OnDisable()
    {
        // remove listen events
        CharacterEvents.characterDamaged -= (CharacterTookDamange);
        CharacterEvents.characterHealed -= (CharacterHealed);
        CharacterEvents.characterDrill -= (CharacterDrill);
    }

    public void CharacterTookDamange(GameObject character, int damageReceived)
    {
        // Create damage text at character
        Vector3 spawnPosition = Camera.main.WorldToScreenPoint(character.transform.position);

        TMP_Text tmpText = Instantiate(damageTextPrefab, spawnPosition, Quaternion.identity, pauseMenuUI.transform).GetComponent<TMP_Text>();

        tmpText.text = damageReceived.ToString();

    }
    public void CharacterHealed(GameObject character, int healthRestored)
    {
        // Create heal text at character
        Vector3 spawnPosition = Camera.main.WorldToScreenPoint(character.transform.position);

        TMP_Text tmpText = Instantiate(healthTextPrefab, spawnPosition, Quaternion.identity, pauseMenuUI.transform).GetComponent<TMP_Text>();

        tmpText.text = healthRestored.ToString();

    }
    public void CharacterDrill(ContactPoint2D contact, DrillDirection drillDirection)
    {
        GridLayout grid = tilemap.transform.GetComponentInParent<GridLayout>();
        Vector3Int cellCoord = grid.WorldToCell(contact.point);
        switch (drillDirection)
        {
            case DrillDirection.Left:
                cellCoord.x = cellCoord.x - 1;
                break;
            case DrillDirection.Right:
                cellCoord.x = cellCoord.x + 1;
                break;
            case DrillDirection.Down:
                cellCoord.y = cellCoord.y - 1;
                break;
        }

        //Debug.Log("cellCoord: " + grid.CellToWorld(cellCoord));
        //Debug.Log(tilemap.HasTile(cellCoord));
        if (tilemap.HasTile(cellCoord))
        {
            GameObject tileGameObject = tilemap.GetInstantiatedObject(cellCoord);
            if (tileGameObject?.GetComponent<Drillable>()?.isDrillable ?? false)
            {
                Vector3 cellWorldPosition = grid.CellToWorld(cellCoord);
                // middle of tile
                cellWorldPosition.x += 0.5f;
                cellWorldPosition.y += 0.5f;
                if (tileGameObject?.GetComponent<Dropable>()?.isDropable ?? false)
                {
                    // Change no drops, only inventory
                    //Instantiate(tileGameObject?.GetComponent<Dropable>().dropable, cellWorldPosition, Quaternion.identity, pickups.transform);
                    //Debug.Log(.name);

                }
                tilemap.SetTile(cellCoord, null);
                destroyedTiles.Add(cellCoord);
                CharacterEvents.characterDrillingToPosition.Invoke(cellWorldPosition, drillDirection);
            }
            else
            {
                //CharacterEvents.characterDrillingToPositionAbort.Invoke(moveToPosition);
            }
        }
    }
    #endregion

}