using System.Collections;
using System.Collections.Generic;
using System.Linq;
using Cysharp.Threading.Tasks;
using Framework;
using Framework.Wrapper;
using Gameplay;
using Gameplay.Level;
using Gameplay.Net;
using Gameplay.SubSystems;
using PhxhSDK;
using TGS;
using UnityEngine;
using UnityEngine.SceneManagement;

//防守方布阵
public partial class PVPManager
{
    private enum ECurrState
    {
        None,
        LoadingScene,
        LoadingUI,
    }

    private ECurrState _currState;
    private string _scenePath;

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

    public async void ExitDefendPrepare(List<PVPUnitInfo> unitInfosAfterEdit)
    {
        SetPVPDefenderPrepareData(unitInfosAfterEdit);
        PrepareTeamManager.Instance.Dispose();
        UIManager.Instance.CloseWindow(UINameConst.UI_PVPDefendPrepare, UIWindowCloseType.HideAndDestroy);
        UIManager.Instance.ShowAllUI();
        await GameSceneHelper.Instance.UnLoadSceneForUIView(_scenePath);
        //CameraManager.Instance.SetMainCameraActive(true);
        //CameraManager.Instance.RevertMainCamera();
    }

    private async UniTask LoadScene()
    {
        _currState = ECurrState.LoadingScene;
        _scenePath = _pvpLevelInfo.LevelScene;
        await GameSceneHelper.Instance.LoadSceneForUIView(_scenePath, LoadSceneMode.Additive);
    }

    private async UniTask LoadUI()
    {
        if (_pvpLevelInfo == null)
            return;
        _currState = ECurrState.LoadingUI;
        var tgs = UnityEngine.Object.FindObjectOfType<TerrainGridSystem>();
        var mapData = await _pvpLevelInfo.GetMapData();
        var levelData = await _pvpLevelInfo.GetLevelData();
        PrepareTeamManager.Instance.Init(tgs, mapData, levelData.pvpDefendRegionId,
            levelData.pvpDefendToward, NLDSceneManager.Instance.SceneCamera);
        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;
        }
    }

    private void SetPVPDefenderPrepareData(List<PVPUnitInfo> unitInfos)
    {
        if (unitInfos.Count == 0)
            return;
        unitInfos.Sort((a, b) => a.type.CompareTo(b.type));
        uint vehicleID = unitInfos[^1].type == Unit.UnitType.Vehicle ? unitInfos[^1].unitID : 0;
        uint[] characterIDs = new uint[vehicleID == 0 ? unitInfos.Count : unitInfos.Count - 1];
        for (int i = 0; i < characterIDs.Length; i++)
        {
            characterIDs[i] = unitInfos[i].unitID;
        }

        byte[] teamData = PVPUnitInfo.Serialize(unitInfos);
        NetHelper.SetDefenceTeamForPvp(characterIDs, vehicleID, teamData);
    }
}