using UnityEngine;

public enum GameState
{
    InMenu,
    InGame,
    IsPaused,
    GameOver,
}

public class GameManager : MonoBehaviour, IBase, IBootLoader, IDataLoader
{
    private UIManager uiManager;
    private TilesManager tilesManager;
    private MusicManager musicManager;
    private GameplayManager gameplayManager;

    public GameState CurrentGameState
    {
        get; private set;
    }

    private GameState PrevGameState;

    public void Initialize()
    {
        InterfaceManager.Instance.RegisterInterface<GameManager>(this);
    }

    public void InitializeData()
    {
        uiManager = InterfaceManager.Instance.GetInterfaceInstance<UIManager>();
        tilesManager = InterfaceManager.Instance.GetInterfaceInstance<TilesManager>();
        gameplayManager = InterfaceManager.Instance.GetInterfaceInstance<GameplayManager>();
        musicManager = InterfaceManager.Instance.GetInterfaceInstance<MusicManager>();

        OnGameStateChanged(GameState.InMenu);
    }

    public void SetGameState(GameState gameState)
    {
        Debug.Log($"### GameState: {gameState}");
        PrevGameState = CurrentGameState;
        CurrentGameState = gameState;
    }

    public void OnGameStateChanged(GameState gameState)
    {
        SetGameState(gameState);
        Debug.Log($"OnGameStateChanged: {gameState}");
        switch (gameState)
        {
            case GameState.InMenu:
                musicManager.PlayMusicClip(MusicType.HomeMusic);
                if (IsComingFromGame()) ResetGameDatas();
                
                uiManager.OnInMenuScreen();
                break;
            case GameState.InGame:
                Debug.Log($"Logging in-game state");
                musicManager.PlayMusicClip(MusicType.GameMusic);
                uiManager.OnInGameScreen();
            break;
            case GameState.IsPaused:

            break;
            case GameState.GameOver:
                musicManager.PlayMusicClip(MusicType.GameOverMusic);
                uiManager.OnGameOver();
            break;
        }
    }

    private bool IsComingFromGame() => PrevGameState == GameState.IsPaused;

    public void ResetGameDatas()
    {
        gameplayManager.ResetTileDatasForPlayers();
        gameplayManager.ResetData();
        tilesManager.ResetData();
        gameplayManager.PlayerBaseHandler.ResetPlayerBaseData();
    }
}