using System;
using System.Collections;
using System.Collections.Generic;
using System.IO;
using System.Security.Cryptography;
using System.Text;

using UnityEngine;
using System.Threading;

[XLua.LuaCallCSharp]
public class Config : Singleton<Config>
{

    bool isPlaying = true;

    bool m_Inited = false;
    public bool inited {
        get { return m_Inited; }
        private set { m_Inited = value; }
    }

    public IEnumerator Co_LoadConfigs()
    {

        while (!AllCompleted())
        {
            var completedCount = 0;
            for (int i = 0; i < configTasks.Count; i++)
            {
                var task = configTasks[i];
                if (task.state == TaskState.ParseSuccess)
                {
                    completedCount++;
                }
            }

            var allowTaskCount = completedCount <= 8 ? GetMinWorkingTaskCount() : GetMaxWorkingTaskCount();
            var workingCount = 0;
            for (int i = 0; i < configTasks.Count; i++)
            {
                var task = configTasks[i];
                if (task.state > TaskState.None && task.state < TaskState.ParseSuccess)
                {
                    workingCount++;
                }
            }

            if (workingCount < allowTaskCount)
            {
                var leisureCount = allowTaskCount - workingCount;
                var startedTasksCount = 0;
                for (int i = 0; i < configTasks.Count; i++)
                {
                    var task = configTasks[i];
                    if (task.state == TaskState.None)
                    {
                        StartAsyncTask(task);
                        startedTasksCount++;
                    }

                    if (startedTasksCount >= leisureCount)
                    {
                        break;
                    }
                }
            }

            yield return null;
        }

    }

    public void SyncLoadConfigs()
    {
    }

    int GetMinWorkingTaskCount()
    {
        switch (Application.platform)
        {
            case RuntimePlatform.Android:
                if (DeviceUtility.cpu >= 4 && DeviceUtility.memory > 3.2f * 1024)
                {
                    return 4;
                }
                else if (DeviceUtility.cpu >= 4 && DeviceUtility.memory > 2.5f * 1024)
                {
                    return 2;
                }
                else
                {
                    return 1;
                }
            case RuntimePlatform.IPhonePlayer:
                if (DeviceUtility.cpu > 1 && DeviceUtility.memory > 1.5f * 1024)
                {
                    return 4;
                }
                else
                {
                    return 1;
                }
            case RuntimePlatform.WindowsEditor:
                return 4;
            default:
                return 1;
        }
    }

    int GetMaxWorkingTaskCount()
    {
        switch (Application.platform)
        {
            case RuntimePlatform.Android:
                if (DeviceUtility.cpu >= 4 && DeviceUtility.memory > 3.2f * 1024)
                {
                    return 20;
                }
                else if (DeviceUtility.cpu >= 4 && DeviceUtility.memory > 2.5f * 1024)
                {
                    return 10;
                }
                else if (DeviceUtility.cpu > 1 && DeviceUtility.memory > 1.5f * 1024)
                {
                    return 4;
                }
                else
                {
                    return 1;
                }
            case RuntimePlatform.IPhonePlayer:
                if (DeviceUtility.cpu > 1 && DeviceUtility.memory > 1.5f * 1024)
                {
                    return 10;
                }
                else
                {
                    return 1;
                }
            case RuntimePlatform.WindowsEditor:
                return 20;
            default:
                return 5;
        }
    }

    private void OnApplicationOut()
    {
        isPlaying = false;
    }

}