using System;
using UnityEngine;
using UnityEngine.Events;

using System.Collections;
using System.Collections.Generic;
using System.Diagnostics;

using Debug = UnityEngine.Debug;
using Object = UnityEngine.Object;

public class Bundle : MonoBehaviour
{
    #region

    public static Bundle Instance;

    public static bool Complete;
    public static bool Atlas2Complete;

    public static AssetBundle Atlas;
    public static AssetBundle Atlas2;

    public static AssetBundle UI;
    public static AssetBundle Effect;
    public static AssetBundle Audio;
    public static AssetBundle Scene;
    public static AssetBundle Config;
    public static AssetBundle Discard;

    public List<Object> UiList;
    public List<Sprite> Atlas2List;
    public List<Object> EffectList;
    public List<Object> AudioList;
    public List<Object> SceneList;
    public List<Object> ConfigList;
    public List<Object> DiscardList;

    #endregion

    public void Awake()
    {
        Instance = this;

        LoadAll
        (
            () => Complete = true
        );
    }

    public static T Load<T>(string goName, Folder folder) where T : Object
    {
        if (Initializer.Instance.DebugMode)
        {
            #region MyRegion

            if (folder == Folder.UI)
            {
                for (int i = 0; i < Instance.UiList.Count; i++)
                {
                    if (Instance.UiList[i].name == goName)
                    {
                        return (T) Instance.UiList[i];
                    }
                }
            }
            else if (folder == Folder.Audio)
            {
                for (int i = 0; i < Instance.AudioList.Count; i++)
                {
                    if (Instance.AudioList[i].name == goName)
                    {
                        return (T) Instance.AudioList[i];
                    }
                }
            }
            else if (folder == Folder.Config)
            {
                for (int i = 0; i < Instance.ConfigList.Count; i++)
                {
                    if (Instance.ConfigList[i].name == goName)
                    {
                        return (T) Instance.ConfigList[i];
                    }
                }
            }
            else if (folder == Folder.Effect)
            {
                for (int i = 0; i < Instance.EffectList.Count; i++)
                {
                    if (Instance.EffectList[i].name == goName)
                    {
                        return (T) Instance.EffectList[i];
                    }
                }
            }
            else if (folder == Folder.Scene)
            {
                for (int i = 0; i < Instance.SceneList.Count; i++)
                {
                    if (Instance.SceneList[i].name == goName)
                    {
                        return (T) Instance.SceneList[i];
                    }
                }
            }
            else if (folder == Folder.Discard)
            {
                for (int i = 0; i < Instance.DiscardList.Count; i++)
                {
                    if (Instance.DiscardList[i].name == goName)
                    {
                        return (T)Instance.DiscardList[i];
                    }
                }
            }
            else if (folder == Folder.Atlas)
            {
                return Atlas.LoadAsset<T>(goName);
            }

            #endregion
        }
        else
        {
            #region MyRegion

            if (folder == Folder.UI)
            {
                return UI.LoadAsset<T>(goName);
            }
            else if (folder == Folder.Audio)
            {
                return Audio.LoadAsset<T>(goName);
            }
            else if (folder == Folder.Config)
            {
                return Config.LoadAsset<T>(goName);
            }
            else if (folder == Folder.Effect)
            {
                return Effect.LoadAsset<T>(goName);
            }
            else if (folder == Folder.Scene)
            {
                return Scene.LoadAsset<T>(goName);
            }
            else if (folder == Folder.Atlas)
            {
                return Atlas.LoadAsset<T>(goName);
            }
            else if (folder == Folder.Discard)
            {
                return Discard.LoadAsset<T>(goName);
            }

            #endregion
        }
        
        throw new Exception();
    }

    public static void LoadAtlas2Sprite()
    {
        if (Atlas2Complete)
        {
            return;
        }

        Atlas2Complete = true;

        if (Initializer.Instance.DebugMode)
        {
            for (int i = 0; i < Instance.Atlas2List.Count; i++)
            {
                ManaReso.ObjDic.UniqueAdd(Instance.Atlas2List[i].name, Instance.Atlas2List[i]);
            }
        }
        else
        {
            #region MyRegion

            Sprite[] sprites = Atlas2.LoadAllAssets<Sprite>();

            for (int i = 0; i < sprites.Length; i++)
            {
                ManaReso.ObjDic.UniqueAdd(sprites[i].name, sprites[i]);
            }

            #endregion
        }
    }


    public static AssetBundleRequest LoadAsync<T>(string goName, Folder folder)
    {
        if (folder == Folder.UI)
        {
            return UI.LoadAssetAsync<T>(goName);
        }
        else if (folder == Folder.Audio)
        {
            return Audio.LoadAssetAsync<T>(goName);
        }
        else if (folder == Folder.Config)
        {
            return Config.LoadAssetAsync<T>(goName);
        }
        else if (folder == Folder.Effect)
        {
            return Effect.LoadAssetAsync<T>(goName);
        }
        else if (folder == Folder.Scene)
        {
            return Scene.LoadAssetAsync<T>(goName);
        }
        else if (folder == Folder.Atlas)
        {
            return Atlas.LoadAssetAsync<T>(goName);
        }
        else if (folder == Folder.Discard)
        {
            return Discard.LoadAssetAsync<T>(goName);
        }
        else
        {
            throw new Exception();
        }
    }

    public static AssetBundleRequest LoadAllAsync<T>(Folder folder)
    {
        if (folder == Folder.Atlas2)
        {
            return Atlas2.LoadAllAssetsAsync<T>();
        }
        else
        {
            throw new Exception();
        }
    }


    public static string GetStreamPath()
    {
        if (Application.isEditor)
            //			return "file://" +  System.Environment.CurrentDirectory.Replace("\\", "/"); // Use the build output folder directly.
            return "file://" + Application.streamingAssetsPath + "/Bundle/Windows/";//user local stream

        else if (Application.isWebPlayer)
            return System.IO.Path.GetDirectoryName(Application.absoluteURL).Replace("\\", "/") + "/StreamingAssets";

        else if (Application.platform == RuntimePlatform.IPhonePlayer)
            return "file://" + Application.streamingAssetsPath + "/Bundle/IOS/";

        else if (Application.isMobilePlatform || Application.isConsolePlatform)
            return Application.streamingAssetsPath + "/Bundle/Android/";

        else // For standalone player.
            return "file://" + Application.streamingAssetsPath;

        //return "file://" + Application.streamingAssetsPath + "/Bundle/Windows/";
    }


    public void LoadAll(UnityAction callback)
    {
        StartCoroutine(ILoadAll(callback));
    }

    public static IEnumerator ILoadAll(UnityAction callback)
    {
        yield return LoadConfig();

        if (!Logo.Complete && !Initializer.Instance.DebugMode)
        {
            ManaReso.AddAsyncLoad<TextAsset>("PlayerConfig", Folder.Config, () => { ManaData.PlayerDoc = ManaData.PlayerDoc; });
        }
        else
        {
            ManaData.PlayerDoc = ManaData.PlayerDoc;
        }

        yield return LoadDiscard();

        yield return LoadUI();

        if (!Logo.Complete && !Initializer.Instance.DebugMode)
        {
            ManaReso.AddAsyncLoad("Canvas", 1, Folder.UI, ObjType.Canvas);

            ManaReso.AddAsyncLoad("GroupA", 1, Folder.UI, ObjType.GroupA, true);
            ManaReso.AddAsyncLoad("GroupB", 1, Folder.UI, ObjType.GroupB, true);
            ManaReso.AddAsyncLoad("GroupC", 1, Folder.UI, ObjType.GroupC, true);
            ManaReso.AddAsyncLoad("GroupE", 1, Folder.UI, ObjType.GroupE, true);
            ManaReso.AddAsyncLoad("GroupD", 1, Folder.UI, ObjType.GroupD, true);

            ManaReso.AddAsyncLoad("EventSystem", 1, Folder.UI, ObjType.EventSystem);
            ManaReso.AddAsyncLoad("MainCamera", 1, Folder.UI, ObjType.MainCamera);

            ManaReso.AddAsyncLoad("SkillItem", 31, Folder.UI, ObjType.SkillItem, true);
            ManaReso.AddAsyncLoad("SignItem", 21, Folder.UI, ObjType.SignItem, true);
            ManaReso.AddAsyncLoad("FlowerItem", 17, Folder.UI, ObjType.FlowerItem, true);
            ManaReso.AddAsyncLoad("AchieveItem", 2, Folder.UI, ObjType.AchieveItem, true);
        }

        yield return LoadScene();

        if (!Logo.Complete && !Initializer.Instance.DebugMode)
        {
            ManaReso.AddAsyncLoad("Flower", 9, Folder.Scene, ObjType.Flower);

            ManaReso.AddAsyncLoad("Page", 2, Folder.Scene, ObjType.Page);
            ManaReso.AddAsyncLoad("Garden", 1, Folder.Discard, ObjType.Garden);
            ManaReso.AddAsyncLoad("DressRoom", 1, Folder.Discard, ObjType.DressRoom);
        }

        yield return LoadAudio();

        if (!Logo.Complete && !Initializer.Instance.DebugMode)
        {
            ManaReso.AddAsyncLoad("Music", 1, Folder.Audio, ObjType.Music);
        }

        yield return LoadAtlas2();

        if (!Logo.Complete && !Initializer.Instance.DebugMode)
        {
            ManaReso.AddAsyncLoad<TextAsset>("skill_config", Folder.Config);
            ManaReso.AddAsyncLoad<TextAsset>("pack_config", Folder.Config);
            ManaReso.AddAsyncLoad<TextAsset>("ability_config", Folder.Config);
            ManaReso.AddAsyncLoad<TextAsset>("achieve_config", Folder.Config);

            ManaReso.AddAsyncLoad<TextAsset>("visit_config", Folder.Config);
            ManaReso.AddAsyncLoad<TextAsset>("award_config", Folder.Config);
            ManaReso.AddAsyncLoad<TextAsset>("flower_config", Folder.Config);
            ManaReso.AddAsyncLoad<TextAsset>("offline_config", Folder.Config);
            ManaReso.AddAsyncLoad<TextAsset>("signin_config", Folder.Config);
            ManaReso.AddAsyncLoad<TextAsset>("dressRoom_config", Folder.Config);

            ManaReso.AddAsyncLoad<TextAsset>("English", Folder.Config);
            ManaReso.AddAsyncLoad<TextAsset>("ChineseSimplified", Folder.Config);
            ManaReso.AddAsyncLoad<TextAsset>("ChineseTraditional", Folder.Config);

            ManaReso.AddAsyncLoad<AudioClip>("BtnClip", Folder.Audio);
            ManaReso.AddAsyncLoad<AudioClip>("SkillClip", Folder.Audio);
            ManaReso.AddAsyncLoad<AudioClip>("ErrorClip", Folder.Audio);
            ManaReso.AddAsyncLoad<AudioClip>("DropClip", Folder.Audio);
            ManaReso.AddAsyncLoad<AudioClip>("CloseClip", Folder.Audio);
            ManaReso.AddAsyncLoad<AudioClip>("FlowerClip", Folder.Audio);
            ManaReso.AddAsyncLoad<AudioClip>("BubbleClip", Folder.Audio);
            ManaReso.AddAsyncLoad<AudioClip>("CurrentClip", Folder.Audio);
            ManaReso.AddAsyncLoad<AudioClip>("MiniEndClip", Folder.Audio);

            ManaReso.AddAsyncLoad<TextAsset>("stand_tex", Folder.Config);
            ManaReso.AddAsyncLoad<TextAsset>("stand_ske", Folder.Config);
            ManaReso.AddAsyncLoad<Texture2D>("stand_texture", Folder.Scene);

            ManaReso.AddAsyncLoad<TextAsset>("Closet_tex", Folder.Config);
            ManaReso.AddAsyncLoad<TextAsset>("Closet_ske", Folder.Config);
            ManaReso.AddAsyncLoad<Texture2D>("Closet_texture", Folder.Scene);

            ManaReso.AddAsyncLoadAtlas2();
        }

        yield return LoadAtlas();
        yield return LoadEffect();

        if (callback != null)
        {
            callback.Invoke();
        }
    }


    public static IEnumerator LoadUI()
    {
        WWW www = new WWW(GetStreamPath() + "ui");

        yield return www;

        if (string.IsNullOrEmpty(www.error))
        {
            UI = www.assetBundle;
        }
        else
        {
            Debug.Log(www.error);
        }
    }

    public static IEnumerator LoadAtlas()
    {
        WWW www = new WWW(GetStreamPath() + "atlas");

        yield return www;

        if (string.IsNullOrEmpty(www.error))
        {
            Atlas = www.assetBundle;
        }
        else
        {
            Debug.Log(www.error);
        }
    }

    public static IEnumerator LoadAtlas2()
    {
        WWW www = new WWW(GetStreamPath() + "atlas2");

        yield return www;

        if (string.IsNullOrEmpty(www.error))
        {
            Atlas2 = www.assetBundle;
        }
        else
        {
            Debug.Log(www.error);
        }
    }

    public static IEnumerator LoadAudio()
    {
        WWW www = new WWW(GetStreamPath() + "audio");

        yield return www;

        if (string.IsNullOrEmpty(www.error))
        {
            Audio = www.assetBundle;
        }
        else
        {
            Debug.Log(www.error);
        }
    }

    public static IEnumerator LoadConfig()
    {
        WWW www = new WWW(GetStreamPath() + "config");

        yield return www;

        if (string.IsNullOrEmpty(www.error))
        {
            Config = www.assetBundle;
        }
        else
        {
            Debug.Log(www.error);
        }
    }

    public static IEnumerator LoadEffect()
    {
        WWW www = new WWW(GetStreamPath() + "effect");

        yield return www;

        if (string.IsNullOrEmpty(www.error))
        {
            Effect = www.assetBundle;
        }
        else
        {
            Debug.Log(www.error);
        }
    }

    public static IEnumerator LoadScene()
    {
        WWW www = new WWW(GetStreamPath() + "scene");

        yield return www;

        if (string.IsNullOrEmpty(www.error))
        {
            Scene = www.assetBundle;
        }
        else
        {
            Debug.Log(www.error);
        }
    }

    public static IEnumerator LoadDiscard()
    {
        WWW www = new WWW(GetStreamPath() + "discard");

        yield return www;

        if (string.IsNullOrEmpty(www.error))
        {
            Discard = www.assetBundle;
        }
        else
        {
            Debug.Log(www.error);
        }
    }
}