using System.Collections;
using System.Collections.Generic;
using Cysharp.Threading.Tasks;
using Framework;
using Gameplay;
using Gameplay.Level;
using Gameplay.SubSystems;
using TGS;
using UnityEngine;

public partial class PVPManager
{
    private enum ECurrState
    {
        None,
        LoadingScene,
        LoadingUI,
    }


    private ECurrState _currState;

    public async void EnterDefendPrepare()
    {
        var loadingExecutor = new LoadingExecutorWithUILoadingController
        {
            getProgress = GetEnterProgress,
        };
        LoadingExecutorManager.Instance.ExecuteLoading(loadingExecutor);
        _currState = ECurrState.None;
        await LoadScene();
        await LoadUI();
    }

    public async void ExitDefendPrepare()
    {
        PrepareTeamManager.Instance.Dispose();
        UIManager.Instance.CloseWindow(UINameConst.UI_PVPDefendPrepare, UIWindowCloseType.HideAndDestroy);
        UIManager.Instance.ShowAllUI();
        await GameSceneManager.Instance.ChangeScene(GameSceneManager.EnumScene.GameMain);
    }

    private async UniTask LoadScene()
    {
        _currState = ECurrState.LoadingScene;
        var pvpScene = _pvpLevelInfo.LevelScene;
        await GameSceneManager.Instance.LoadSceneAsync(pvpScene);
    }

    private async UniTask LoadUI()
    {
        if (_pvpLevelInfo == null)
            return;
        _currState = ECurrState.LoadingUI;
        UIManager.Instance.HideAllUI();
        var tgs = UnityEngine.Object.FindObjectOfType<TerrainGridSystem>();
        PrepareTeamManager.Instance.Init(tgs, _pvpLevelInfo.MapData, _pvpLevelInfo.LevelData.pvpDefendRegionId,
            _pvpLevelInfo.LevelData.pvpDefendToward);
        await UIManager.Instance.OpenWindow(UINameConst.UI_PVPDefendPrepare);
    }

    private float GetEnterProgress()
    {
        switch (_currState)
        {
            case ECurrState.None:
                return 0;
                break;
            case ECurrState.LoadingScene:
                return GameSceneManager.Instance.GetSceneLoadingProgress(_pvpLevelInfo.LevelScene) * 100;
                break;
            case ECurrState.LoadingUI:
                return 100;

            default:
                return 0;
        }
    }
}