using System;
using System.Collections;
using AssetManagement;
using AssetUpdate;
using Games.Events;
using Games.GlobeDefine;
using Module.Log;
using UnityEngine;
using UnityEngine.SceneManagement;

// 暂时保持这个Ui执行全部登录阶段操作的流程
public class LoginUILogic : MonoBehaviour
{
    private static LoginUILogic _instance;

    // 初始启动不试图执行更新检查
    private static bool _firstLaunch = true;

    private void Awake()
    {
        if (_instance)
            Destroy(_instance.gameObject);
        _instance = this;
        // 暂时没有地方初始化LoginData，直接用这个最早激活的玩意搞
        LoginData.Init();
        // GuiTextDebug.debug("LoginUILogic awake");
        AssetUpdateDownloaderTick.CreateInstance();
        print("Init AssetUpdateDownloaderTick");
        if (!LoadAssetBundle.Instance)
            LoadAssetBundle.CreateInstance();
        if (!FirstSceneBg.instance)
            FirstSceneBg.CreateInstance();
        AssetUpdateManager.CreateEventSystem();
        DontDestroyOnLoad(gameObject);
    }

    public void Start()
    {
        Debug.Log("初始化 游戏");
        EventDispatcher.Instance.Add(EventId.SdkPhpLogin, OnPhpLoginComplete);
        // 在开始执行画质Init，防止多余的Shader变体被加载
        QualityDetector.InitQuality();
        QualitySettings.shadowCascades   = 2;
        QualitySettings.shadowDistance   = 32f;
        QualitySettings.shadowResolution = ShadowResolution.High;
        QualitySettings.shadowmaskMode   = ShadowmaskMode.Shadowmask;
        QualitySettings.shadowProjection = ShadowProjection.CloseFit;
        if (FirstSceneBg.instance)
        {
            FirstSceneBg.instance.SetTip("初始化游戏...");
            FirstSceneBg.instance.ShowGameVersion();
        }

        LoginData.onSdkEvent   += OnSdkCallBack;
        LoginData.onServerList += OnServerList;
        if (_firstLaunch || AssetUpdateManager.useResources)
            StartLoadResource();
        else
            StartCoroutine(CheckVersionAction());
    }

    private void Update()
    {
        LoadResourceUpdate();
    }

    private void OnDestroy()
    {
        _instance = null;
        if (!SdkControl.appQuit)
        {
            LoginData.onSdkEvent   -= OnSdkCallBack;
            LoginData.onServerList -= OnServerList;
            EventDispatcher.Instance.Remove(EventId.SdkPhpLogin, OnPhpLoginComplete);
        }
    }

    private IEnumerator CheckVersionAction()
    {
        var action = new HttpsGetAction(10f);
        action.Start();
        while (!action.UpdateTimeout())
            yield return null;
        var jsonAssetInfo = AssetUpdateManager.HandleHttpGetAction(action);
        if (jsonAssetInfo == null)
            OnJsonError();
        else if (!jsonAssetInfo.apkVersion.Equals(AssetUpdateManager.apkVersion, StringComparison.Ordinal))
            AssetUpdateManager.OpenApkUri(jsonAssetInfo.apkUri);
        else if (jsonAssetInfo.assetVersion != AssetUpdateManager.assetVersion)
            LiteConfirmWin.Open("游戏资源更新", "游戏资源需要更新！\n请重新启动游戏开始更新！",
                                new LiteConfirmButtonData("确定", OnRestartConfirm));
        else
            StartLoadResource();
    }

    private void OnJsonError()
    {
        StartCoroutine(CheckVersionAction());
    }

    private static void OnRestartConfirm()
    {
        SdkControl.instance.CloseGame();
    }

    public static LoginUILogic Instance()
    {
        return _instance;
    }

    private void OnSdkCallBack(SdkEventData data)
    {
        switch (data.type)
        {
            case SdkEventType.LoginSdk:
            {
                // SdkItem处理登录失败的情况
                if (data.success)
                {
                    SdkControl.instance.GetServerList();
                }
                else
                {
                    var segments = data.args.Split(',');
                    var message  = segments.Length > 1 ? segments[1] : "登录失败";
                    MessageBoxLogic.OpenOKBox("登录失败", message,
                                              () => SdkControl.instance.LoginSdk(false));
                }
            }
                break;
        }
    }

    public void ConnectToServer(LoginData.ServerListData serverData)
    {
        SdkControl.instance.LoginPhp(serverData);
    }

    private void OnPhpLoginComplete(object args)
    {
        var loginData = args as SdkPhpLoginResult;
        if (loginData != null)
        {
            if (loginData.success)
                ServerChooseController.Instance().ConnectWithIp(loginData.ip, loginData.port);
            // Hack：登录失败时，port为-1，ip是报错
            else
                MessageBoxLogic.OpenOKBox(loginData.ip, loginData.ip);
        }
        else
        {
            MessageBoxLogic.OpenOKBox("无法登录服务器", "请在网络状态良好时再次尝试！");
        }
    }

    private void OnServerList(string error)
    {
        if (string.IsNullOrEmpty(error))
            TryToInitGame();
        else
            MessageBoxLogic.OpenOKBox(error, error,
                                      () => SdkControl.instance.GetServerList());
    }

    private void InitUI()
    {
        GameManager.gameManager.SoundManager.PlaySceneMusic();
        LoadAssetBundle.Instance.LoadUI(UIInfo.UiRoot.path, UIInfo.UiRoot.name,
                                        OnUiRootLoaded, new Hashtable());
    }

    private void OnUiRootLoaded(string path, GameObject prefab, Hashtable hash)
    {
        if (!prefab)
        {
            LogModule.ErrorLog("Failed to load UiRoot! This is not recoverable!");
            return;
        }

        Instantiate(prefab);
        EnterServerChoose();
        LoadAssetBundle.Instance.StartBackGround();
    }

    public void ReturnToServerChoose()
    {
        NetWorkLogic.GetMe().DisconnectServer();
        LoginData.serverListData.Clear();
        LoginData.accountData = null;
        SdkControl.instance.GetServerList();
    }

    public void LoginSuccess()
    {
        if (LoginData.loginRoleList.Count > 0)
            EnterChooseRole();
        else
            EnterCreateRole();
    }

    public void EnterServerChoose()
    {
        ShowUiBg(false);
        GuiTextDebug.debug("EnterServerChoose");
        UIManager.ShowUI(UIInfo.ServerChoose);
    }

    public void RetSelectRoleFail(GC_SELECTROLE_RET.SELECTROLE_RESULT result)
    {
        // 选择角色失败，点击确定返回登录界面
        MessageBoxLogic.OpenOKBox(1291, 1000, EnterServerChoose);
    }

    public void EnterAccount()
    {
        // 未使用Sdk，或者Sdk不提供角色信息的情况
        if (LoginData.accountData != null)
            NetManager.SendUserLogin(LoginData.Ret_Login, false);
        else
            MessageInputLogic.ShowMessageInput(PlayerPreferenceData.LastAccount, "账号", InputAccountResult);
    }

    public void InputAccountResult(string account)
    {
        if (!string.IsNullOrEmpty(account))
        {
            var accountData = new LoginData.AccountData();
            accountData.SetTestData(account);
            LoginData.accountData = accountData;
            NetManager.SendUserLogin(LoginData.Ret_Login, false);
        }
    }

    public void EnterChooseRole() //角色选择
    {
        HideUiBg();
        UIManager.ShowUI(UIInfo.RoleChoose);
    }

    public void EnterCreateRole()
    {
        HideUiBg();
        UIManager.ShowUI(UIInfo.RoleCreate);
    }

    private static void ShowUiBg(bool withTip)
    {
        var bg = FirstSceneBg.instance;
        if (bg)
        {
            bg.gameObject.SetActive(true);
            bg.ShowTip(withTip);
        }
    }

    private static void HideUiBg()
    {
        if (FirstSceneBg.instance)
            FirstSceneBg.instance.gameObject.SetActive(false);
    }

    public static void RequestRandomName(int maleOrFemale)
    {
        var packet = (CG_REQ_RANDOMNAME)PacketDistributed.CreatePacket(MessageID.PACKET_CG_REQ_RANDOMNAME);
        packet.SetSex(maleOrFemale);
        packet.SendPacket();
    }

    #region LoadResourceUpdate

    private void StartLoadResource()
    {
        _firstLaunch = false;
        SdkControl.instance.LoginSdk(true);
        _LoadStage = LoadStage.InitLua;
    }

    private enum LoadStage
    {
        None,
        InitLua,
        Ready,
        ReadyWait,
        FinalStep,
        Complete
    }

    private LoadStage   _LoadStage = LoadStage.None;
    private SceneHandle _loadSceneHandle;

    private void TryToInitGame()
    {
        if (_LoadStage == LoadStage.Complete && LoginData.serverListData != null)
        {
            //设置当前场景
            if (!GameManager.gameManager)
            {
                var gameGo = new GameObject("GameManager");
                gameGo.AddComponent<GameManager>();
                // 特殊：第一个SceneLogic不会过Loading
                if (!IndependentEffectManager.Instance)
                    gameGo.AddComponent<IndependentEffectManager>();
            }

            GameManager.gameManager.InitGame();
            GameManager.gameManager.UnloadUnusedAssets(true);
            // 初始化UI
            InitUI();
        }
    }

    private void LoadResourceUpdate()
    {
        if (_LoadStage == LoadStage.None || _LoadStage == LoadStage.Complete)
            return;
        if (_LoadStage == LoadStage.InitLua)
        {
            if (FirstSceneBg.instance)
                FirstSceneBg.instance.SetTip("加载游戏脚本中...");
            _LoadStage = LoadStage.Ready;
            try
            {
                LuaMain.InitLusScripts();
                LuaMessageManager.Instance.InitMessageManager();
                //TableManagerLua.Instance.LoadTableLua();
            }
            catch (Exception e)
            {
                GuiTextDebug.debug("LoadLua error:" + e);
                LogModule.DebugLog("LoadLua error:" + e);
            }
        }
        else if (_LoadStage == LoadStage.Ready)
        {
            if (FirstSceneBg.instance)
                FirstSceneBg.instance.SetTip(UpdateTips.GetTipByID(26));
            if (LoadAssetBundle.Instance.LoadMainScene(GlobeVar.sceneRole, LoadSceneMode.Single, out _loadSceneHandle))
                _LoadStage = LoadStage.ReadyWait;
        }
        else if (_LoadStage == LoadStage.ReadyWait)
        {
            if (_loadSceneHandle == null || _loadSceneHandle.state != SceneHandle.SceneState.notLoad)
                _LoadStage = LoadStage.FinalStep;
        }
        else if (_LoadStage == LoadStage.FinalStep)
        {
            _LoadStage = LoadStage.Complete;
            TryToInitGame();
        }
    }

    #endregion
}