local lfs = lfs or require("lfs")

local writablePath = cc.FileUtils:getInstance():getWritablePath();
local targetPlatform = cc.Application:getInstance():getTargetPlatform()

RomSetting = loadRomSettingScript();
PhpSetting = {}

-- 将废弃
function log(...)
	print(...)
end

-- 打印一般信息，开发时查看数据用
function logI(...)
	if target_platform ~= 0 then
		return
	end
	print(...)
end

-- 打印较重要的调试信息
function logD(...)
	print(...)
end

-- 打印错误信息
function logE(...)
	print(...)
end

-- 将废弃
function printDebug(...)
	print(...)
end

function handler(target, method)
    assert(method);
    return function(...)
        return method(target, ...)
    end
end

-- 从本地读取审核状态
function loadIsReview()
  local appPackageName = tostring(getAppPackageName())
  local appVersionName = tostring(getAppVersionName())
  logD("loadIsReview() appVersionName = ", appVersionName)
  logD("loadIsReview() appPackageName = ", appPackageName)
  if appPackageName == "com.dangdang.chuannan" and appVersionName == "3.0.0" then
    return false
  end

  if appPackageName == "com.cdhklu.yoihtts" and appVersionName == "1.0.3" then
    return false
  end
  local isReview = false
  -- 如果是配置了小游戏，则默认审核，否则默认非审核
  if RomSetting and RomSetting.IosReviewType and RomSetting.IosReviewType ~= 1 then
    isReview = cc.UserDefault:getInstance():getBoolForKey("isReview", true);
  else
    isReview = cc.UserDefault:getInstance():getBoolForKey("isReview", false);
  end
  logD("loadIsReview() isReview = ", tostring(isReview))
  return isReview;
end

-- 保存审核状态到本地
function saveIsReview(isReview)
	logD("saveIsReview() isReview = ", tostring(isReview))
	cc.UserDefault:getInstance():setBoolForKey("isReview", isReview);
end

-- 是否开发模式
function isDevMode()
	return RomSetting.isDevMode == true;
end

function isDebug()
	return isDevMode();
end

-- 是否软著版本
function isRuanZhu()
	return (RomSetting.isRuanZhu == true)
end

function getAppId()
	if RomSetting.AppId then
		return RomSetting.AppId;
	else
		return 0;
	end
end

function getChannelId()
	if RomSetting.ChannelId then
		return RomSetting.ChannelId;
	else
		return 100;
	end	
end

-- 是否是Android操作系统
function isAndroidPlatform()
	local targetPlatform = cc.Application:getInstance():getTargetPlatform();
	-- Android版本
	if targetPlatform == 3 then
		return true;
	else
		return false;
	end
end

-- 是否是苹果操作系统
function isIOSPlatform()
	local targetPlatform = cc.Application:getInstance():getTargetPlatform();
	-- 苹果版本
	if (targetPlatform == 4 or targetPlatform == 5) then
		return true;
	else
		return false;
	end
end

function isWin32Platform()
	local targetPlatform = cc.Application:getInstance():getTargetPlatform();
	if (targetPlatform == 0) then
		return true;
	else
		return false;
	end
end

-- 是否是正在审核的版本
function isReviewVersion()
  logD("PreloadTools::isReviewVersion()")
  
  if RomSetting and RomSetting.isReviewVersion == true then
    return true
  end
  
  local isReview = loadIsReview()
  
  logD("PreloadTools::isReviewVersion() isReview = ", tostring(isReview))
  return isReview
end

-- 是否是苹果正在审核的版本
function isIOSReviewVersion()
	return isIOSPlatform() and isReviewVersion()
end

-- 是否正在使用小游戏审核
function isReviewWithMiniGame()
	if isReviewVersion() then
		return tonumber(RomSetting.IosReviewType) ~= 1
	else
		return false
	end
end

-- 是否使用竖屏提交苹果审核
function isReviewByPortrait()
	if isReviewVersion() then
		return tonumber(RomSetting.IosReviewType) == 3
	else
		return false
	end
end

function getMiniGameConfig()
	if RomSetting and RomSetting.IosReviewType == 3 and RomSetting.MiniGameId ~= nil then
		local configs = require("preload.MiniGameConfigs")
		if configs then
			return configs[RomSetting.MiniGameId]
		end
	end
	return nil
end

function getMiniGameMainViewScript()
	local miniGameConfig = getMiniGameConfig()
	if miniGameConfig then
		return miniGameConfig.MainViewScript
	else
		return nil
	end
end

function getMiniGameAutoUpdateViewUI()
	local miniGameConfig = getMiniGameConfig()
	if miniGameConfig then
		return miniGameConfig.AutoUpdateViewUI
	else
		return nil
	end	
end

function loadVersionFromLua()
	local versionInfo = require("romFiles.version");
	if versionInfo then
		return versionInfo.ResourceVersion
	else
		return nil
	end
end

function loadVersionFromJson()
	local fileName = "romFiles/version.json";
	local fileString = cc.FileUtils:getInstance():getStringFromFile(fileName)
	return fileString or "1000"	
end

function loadVersion()
	local resversionLua = loadVersionFromLua()
	local resVersionJson = loadVersionFromJson()
	local resVersion = resversionLua or resVersionJson
	return resVersion
end


-- 所有子UI都根据名字保存到这里
function getUIItems(ui)
	local items = {}
	local function onNode(node)
		local name = node:getName();
		if type(name) == "string" then
			items[name] = node;
		end
		local desc = node:getDescription();
		if desc == "Button" then
			node:setClickSoundFile("");
		end	
		
		return true;
	end
	-- 遍历所有子节点，把子UI取出来统一放在Items里
	ui:visitNode(onNode);
	return items;
end

loadUIText = nil
tipLoadUIBg = nil
-- 载入UI文件，并返回UI的根节点
function loadUI(fileName)
	logD("loadUI() ", fileName)
	if false and isWin32Platform() then
		local info = debug.traceback()
		local list = string.split(info,"\"")
		local nameList = string.split(list[4],".")
		local tt = {}
		for k,v in ipairs(nameList) do
			if v ~= "" then
				table.insert(tt,v)
			end
		end
		local fList = string.split(fileName,"/")
		fList = string.split(fList[#fList],".");
		local seq = cc.Sequence:create(cc.FadeIn:create(0.5),cc.DelayTime:create(3.0),cc.FadeOut:create(0.1))
		local function createLabel()
			tipLoadUIBg = cc.ImageView:create()
			tipLoadUIBg:loadTexture("res/ui/zy_tongyong/tongyong_loading_bg.png")
			tipLoadUIBg:setAutoSize(false)
			tipLoadUIBg:setSize(cc.size(1280,100))
			app.dialogLayout:addChild(tipLoadUIBg,99999)
			tipLoadUIBg:setPosition(cc.p(getWinSize().width/2,50))
			app.dialogLayout.tipLoadUIBg = tipLoadUIBg
			tipLoadUIBg:setVisible(false)
			
			loadUIText = cc.Text:create();
			local ttfConfig = {}
			ttfConfig.fontFilePath = "res/default/msyh.ttc"
			ttfConfig.fontSize = 35
			ttfConfig.glyphs   = cc.GLYPHCOLLECTION_DYNAMIC
			ttfConfig.customGlyphs = nil
			ttfConfig.distanceFieldEnabled = false
			ttfConfig.outlineSize = 2
			ttfConfig.effectColor = cc.c4b(255,255,255,255)
			ttfConfig.texColor = cc.c4b(255,39,240,255)
			loadUIText:setFontConfig(ttfConfig);
			tipLoadUIBg:addChild(loadUIText)
			loadUIText:setPosition(cc.p(tipLoadUIBg:getSize().width/2,tipLoadUIBg:getSize().height/2))
			tipLoadUIBg:runAction(seq)
			
		end
		if fileName ~= "res/ui/ui_common/ModelDialog.ui" and fileName ~= "res/ui/ui_tongyong/texttips.ui"
		 then
			if app.dialogLayout and not app.dialogLayout.tipLoadUIBg or tolua.isnull(tipLoadUIBg)then
				createLabel()
			elseif app.dialogLayout and app.dialogLayout.tipLoadUIBg then
				if not tolua.isnull(tipLoadUIBg) then
					if fileName ~= "res/ui/ui_tongyong/duanxinchonglian.ui" then
						loadUIText:setText("所用UI："..fList[1] .." 类名：".. tostring(tt[#tt]));
						tipLoadUIBg:stopAllActions()
						tipLoadUIBg:setOpacity(0)
						tipLoadUIBg:runAction(seq)
						tipLoadUIBg:setVisible(true)
					end
				end
			end
		end
		
	end
	local ui = cc.StreamObject:loadFromFile(fileName);
	ui.Items = getUIItems(ui);
	ui:setCollectAnimationClip(false);
	return ui;
end

-- 获得一个文件在可写文件目录中的位置
function getWritableFullName(fileName)
	return writablePath .. fileName;
end

-- 可写文件目录中的文件是否存在
function isWritableFileExist(fileName)
	return cc.FileSystem:fileExists(writablePath .. fileName);
end

-- 从可写文件目录读取一个文件的原始数据
function getWritableFileData(fileName)
	local targetPath = writablePath .. fileName;
	local f = io.open(targetPath , "rb");
	if f then
		local data = f:read("*a");
		f:close();
		return data;
	else
		return nil;
	end
end

-- ROM中的文件是否存在
function isRomFileExist(fileName)
	local isExist = cc.FileSystem:fileExists(fileName);
	return isExist;
end

-- 从ROM读取原始文件数据
function getRomFileData(fileName)
	return cc.FileSystem:readData(fileName);
end

-- 判断某个文件是否存在
function isFileExist(fileName)
	return isWritableFileExist(fileName) or isRomFileExist(fileName);
end

function isLuaFuleExist(fileName)
	return cc.FileUtils:getInstance():isFileExist( fileName .. ".luac") or cc.FileUtils:getInstance():isFileExist( fileName .. ".lua")
end

-- 获取文件内容
function getFileData(fileName)
	if isWritableFileExist(fileName) then
		return getWritableFileData(fileName)
	elseif isRomFileExist(fileName) then
		return getRomFileData(fileName)
	else
		return nil
	end
end

-- 把一个字符串分割成数组
function split(szFullString, szSeparator)   
	local nFindStartIndex = 1   
	local nSplitIndex = 1   
	local nSplitArray = {}   
	while true do   
	   local nFindLastIndex, endIndex= string.find(szFullString, szSeparator, nFindStartIndex)   
	   if not nFindLastIndex then   
	    nSplitArray[nSplitIndex] = string.sub(szFullString, nFindStartIndex, string.len(szFullString))   
	    break   
	   end   
	   nSplitArray[nSplitIndex] = string.sub(szFullString, nFindStartIndex, nFindLastIndex - 1)   
	   nFindStartIndex = endIndex + 1;   
	   nSplitIndex = nSplitIndex + 1   
	end   
	return nSplitArray   
end

function table_nums(t)
    local count = 0
    for k, v in pairs(t) do
        count = count + 1
    end
    return count
end


local function sortFunc(a,b)
	local numA = tonumber(a)
	local numB = tonumber(b)
	if numA ~= nil and numB ~= nil then
		return numA < numB
	else
		return a < b
	end
end

-- 根据Key排序 ：从小到大
function pairsByKeys (t)
    local a = {}
    for n in pairs(t) do table.insert(a, n)  end
    table.sort(a, sortFunc)
    local i = 0                 -- iterator variable
    local iter = function ()    -- iterator function
       i = i + 1
       if a[i] == nil then
       	  return nil
       else
       	  return a[i], t[a[i]]
       end
    end
    return iter
end


local function sortFuncEx(a,b)
	local numA = tonumber(a)
	local numB = tonumber(b)
	if numA ~= nil and numB ~= nil then
		return numA > numB
	else
		return a > b
	end
end

-- 根据Key排序(从大到小)
function pairsByKeysEx (t)
    local a = {}
    for n in pairs(t) do table.insert(a, n) end
    table.sort(a, sortFuncEx)
    local i = 0                 -- iterator variable
    local iter = function ()    -- iterator function
       i = i + 1
       if a[i] == nil then
       	  return nil
       else
       	  return a[i], t[a[i]]
       end
    end
    return iter
end

-- 将 path 中的 str_old 替换为 str_new
-- IOS 的路径中包含'-'符号，使用 string.gsub 进行替换会失败
-- 所有手动写一个替换的接口，用于转换路径
function replace_path(path, str_old, str_new)
	local len_old = string.len(str_old)
	local len_new = string.len(str_new)

	local file = string.sub(path,len_old + 1,-1)

	local path_new = str_new .. file
	return path_new;
end

-- 删除目录以及目录下的所有文件
function remove_dir(path)
	for file in lfs.dir(path) do
		if file ~= "." and file ~= ".." then
			local f = path..'/'..file
			local attr = lfs.attributes (f)
			assert (type(attr) == "table")
			if attr.mode == "directory" then
				if remove_dir(f) == false then
					return false;
				end
			else
				os.remove(f);
			end
		end
	end
	lfs.rmdir(path)
	return true;
end

-- 遍历dir中的所有文件，rev表示是否遍历子目录，fun回调文件名
function for_dir (path, fun)
	for file in lfs.dir(path) do
		if file ~= "." and file ~= ".." then
			local f = path..'/'..file
			-- logD(f)
			local attr = lfs.attributes (f)
			assert (type(attr) == "table")
			if attr.mode == "directory" then
				if for_dir (f,fun) == false then
					return false;
				end
			else
				-- logD(file)
				if fun(f, file, path) == false then
					return false;
				end
			end
		end
	end
	return true;
end

function move_file(file_source, file_target)
	--logD("PreloadTools::move_file() file_source = " .. tostring(file_source))
	--logD("PreloadTools::move_file() file_target = " .. tostring(file_target))
	
	if not cc.FileUtils:getInstance():isFileExist(file_source) then
		logD("PreloadTools::move_file() file_source is not exist : " .. tostring(file_source))
		return false
	end
	
	-- 删除旧的文件
	if cc.FileUtils:getInstance():isFileExist(file_target) then
		logD("PreloadTools::move_file() remove old file : " .. tostring(file_target))
		os.remove(file_target);
	end
	
	-- 替换成新的文件
	local ret1, ret2= os.rename(file_source, file_target)
	if not ret1 then
		logD("PreloadTools::move_file() move file failed, ret2 = " .. tostring(ret2) .. ", source = " .. file_source .. ", target = " .. file_target)
		return false;
	end
	
	return true;
end

-- 移动目录下的所有文件到指定目录
function move_dir(path_source, path_target)
	logD("PreloadTools::move_dir() path_source = " .. tostring(path_source))
	logD("PreloadTools::move_dir() path_target = " .. tostring(path_target))
	
	if not path_source or not path_target then
		return false
	end
	
	if not cc.FileUtils:getInstance():isDirectoryExist(path_target) then
		if not cc.FileUtils:getInstance():createDirectory(path_target) then
			logD("PreloadTools::move_dir() createDirectory failed " .. path_target)
			return false
		end
	end
	
	local ret = true;
	
	local version_files = {}
	
	for_dir(path_source, function(fullpath, file, dir) 	
		--logD("PreloadTools::move_dir() for_dir: " .. fullpath)
		local dirNew = replace_path(dir, path_source, path_target)
		local fullpathNew = replace_path(fullpath, path_source, path_target)
		
		--logD("PreloadTools::move_dir() for_dir: dirNew = " .. dirNew)
		--logD("PreloadTools::move_dir() for_dir: fullpathNew = " .. fullpathNew)
		
		if not cc.FileUtils:getInstance():isDirectoryExist(dirNew) then
			--logD("PreloadTools::move_dir() create directory : " .. tostring(dirNew))
			if not cc.FileUtils:getInstance():createDirectory(dirNew) then
				logD("PreloadTools::move_dir() create directory failed :" .. dirNew)
				ret = false;
			end
		end
		
		-- 版本文件最后处理
		if file == "version.json" then
			table.insert(version_files, {fullpath = fullpath, fullpathNew = fullpathNew})
			return
		end
		
		-- 移动文件
		if not move_file(fullpath, fullpathNew) then
			ret = false
		end
		
		--logD("PreloadTools::move_dir() move file successed, source = " .. fullpath .. ", target = " .. fullpathNew)
	end)
	
	logD("PreloadTools::move_dir() ret = " .. tostring(ret))
	
	-- 移动文件成功之后，最后才移动版本文件
	if ret then
		if #version_files > 0 then
			for _,v in pairs(version_files) do
				--logI("PreloadTools::move_dir() move file, source = " .. v.fullpath .. ", target = " .. v.fullpathNew)
				if not move_file(v.fullpath, v.fullpathNew) then
					logD("PreloadTools::move_dir() move file failed, source = " .. v.fullpath .. ", target = " .. v.fullpathNew)
				end
			end
		end
	end
	
	logD("PreloadTools::move_dir() finished")

	return ret;	
	
end

-- 在下一帧执行一次函数func
function runInNextFrame(func , ...)
	local id
	local arg = {...}
	local function exec()
		cc.Director:getInstance():getScheduler():unscheduleScriptEntry(id);
		func(unpack(arg));
	end
	
	id = cc.Director:getInstance():getScheduler():scheduleScriptFunc(exec, 0, false)
end

function runDelayWithTime(func, mtime)
	local id
	local function exec()
		cc.Director:getInstance():getScheduler():unscheduleScriptEntry(id);
		func();
	end
	id = cc.Director:getInstance():getScheduler():scheduleScriptFunc(exec, tonumber(mtime), false)
	return id
end

function isIpV6Format(ip)
	local ret = string.find(ip, "%:")
	return ret ~= nil
end

function getHostByUrl(url)
	logD("getHostByUrl()", url)
	local isHost = false;
	local isHttps = false
	
	local withHead = string.find(url, "https")
	if withHead and withHead > 0 then
		isHttps = true
	end
	
	local withHead = string.find(url, "http")
	if withHead and withHead > 0 then
		url = string.gsub(url, "http://", "");
		url = string.gsub(url, "https://", "");
	end
	local arr1 = split(url, "/")
	local host = ""
	if arr1 and #arr1 > 0 then
		host = arr1[1]
	end
	local arr2 = split(host, "%.")
	if arr2 and #arr2 > 0 then
		local num = tonumber(arr2[1])
		if num == nil then
			isHost = true
		end
	end
	logD("getHostByUrl()", isHost, host)
	return isHost, host ,isHttps;
end

-- callback = function(host, ip)
function getHostAndIpByUrl(url, callback)
	logD("getHostAndIpByUrl()", url)
	local function doCallback(host, ip)
		logD("getHostAndIpByUrl() doCallback()", host, ip)
		if callback then
			callback(host, ip)
		end
	end	
	
	local isHost, host ,isHttps = getHostByUrl(url)
	
	-- 如果不包含域名，则返回空
	if not isHost then
		doCallback();
		return;
	end
	
	if PluginHttpDns and targetPlatform >= 3 and targetPlatform <= 5 then
		local function onHttpDnsResponse(strResult)
			logD("onHttpDnsResponse() strResult = ", tostring(strResult));
			
			-- 解析结果
			local jsonResult = json.decode(tostring(strResult))
			if not jsonResult then
				logD("onHttpDnsResponse() jsonResult is nil")
				return doCallback();
			end
			
			-- 检查错误码
			local code = tonumber(jsonResult.code)
			if code ~= 8001 then
				return doCallback();
			end
			
			logD("onHttpDnsResponse() message = ", tostring(jsonResult.message))
			
			-- 解析内容
			local jsonMessage = json.decode(jsonResult.message)
			if not jsonMessage then
				logD("onHttpDnsResponse() jsonMessage is nil")
				return doCallback();
			end
			
			if type(jsonMessage) == "table" then
				for k,v in pairs(jsonMessage) do
					logD(k,v)
				end				
				local ip = jsonMessage[1]
				return doCallback(host, ip);
			else
				logD("type of jsonMessage is ",type(jsonMessage));
				return doCallback();
			end
		end		
		local params = 
		{
			host = isHttps and "https://"..host or "http://"..host,
			callback = onHttpDnsResponse
		}
		PluginHttpDns:callVoid("getIpByHostWithNormal", params);
	else
		doCallback();
	end	
end

-- callback = function(url, headers)
function converUrlToIp(url, callback)
	logD("converUrlToIp() url = ", url)
		
	local function doCallback(urlNew, header)
		logD("converUrlToIp() doCallback() ", urlNew)
		if callback then
			callback( urlNew or url, header)
		end
	end
	
	-- 微信头像不使用HTTPDNS
	local strWeiXin = "thirdwx.qlogo.cn"
	local ret = string.find(url, strWeiXin)
	if ret then
		logD("converUrlToIp() return by thirdwx.qlogo.cn");
		return doCallback();
	end	
	
	-- 如果明确指示不使用HTTPDNS
	if RomSetting.withoutHttpDns then
		logD("converUrlToIp() return by withoutHttpDns");
		return doCallback();
	end
	
	-- 查询这个url中的host和Ip,并进行处理
	getHostAndIpByUrl(url, function(host, ip)
		if host and ip then
			local isIpV6 = isIpV6Format(ip)
			if isIpV6 then
				ip = "[" .. ip .. "]"
			end
			local urlNew = string.gsub(url, host, ip);
			local header = {
				Host = host,
			}
			doCallback(urlNew, header)
		else
			doCallback()
		end
	end)
end

-- 递交一个http post请求，通过callback返回
-- handlerCallback: 返回 post 的句柄
function httpPost(url , postTable , callback, handlerCallback)
	--logD("httpPost() url = ", url)
	converUrlToIp(url, function(urlNew, header)

		-- -- 添加md5验证 begin
		-- if postTable.action ~= "system.init" then
			local key_table = {}  
			--取出所有的键  
			for key,_ in pairs(postTable) do  
				table.insert(key_table,key)  
			end  
			--对所有键进行排序  
			local str = ""
			table.sort(key_table)  
			for _,key in pairs(key_table) do  
				if _ == #key_table then
					local Md5key = "s#z7*wk^z(m2u%er@vgf8h&ds#)|sg";
					str = str..""..key.."="..postTable[key].."&".."key="..Md5key
				else
					str = str..""..key.."="..postTable[key].."&"
				end
			end
			print("输出"..str)
			local signtoken  = md5.sumhexa( str )
			local signtokenLower = string.lower(signtoken);
			print("输出signtoken小写"..signtokenLower)
			postTable.signtoken = signtokenLower
		-- end
		-- 添加md5验证 end

		header = header or {}
		header["Expect"] = ""
		logD("httpPost() url = ", url)
		logD("httpPost() urlNew = ", urlNew)
		if table and table.tostring then
			logD("httpPost() header = ", table.tostring(header))
			logD("httpPost() postTable = ", table.tostring(postTable))
		else
			for k,v in pairs(header) do
				logD(string.format("httpPost() header: %s = %s ", k, v))
			end
			for k,v in pairs(postTable) do
				logD(string.format("httpPost() postTable: %s = %s ", k, v))
			end
		end
		local taskId = cc.CURLManager:getInstance():createPostTask(urlNew , header, postTable , callback)
		if handlerCallback then
			handlerCallback(taskId)
		end
	end)
end

--- 递交一个带自定义头的post请求
function httpPostWithHeader(url, header, postFields, callback)
	return cc.CURLManager:getInstance():createPostTask(url , header, postFields , callback)
end

function closeHttpPost(id)
	if id then
		cc.CURLManager:getInstance():cancelTask(id);
	end
end

-- 创建下载任务，如果下载失败，就用ip地址下载
function downloadFileByUrls(urls , onUpdate , priority , startPos , dataSize)
	urls = split(urls , ",");
	priority = priority or 0;
	startPos = startPos or 0;
	dataSize = dataSize or 0;
	local index = 1;

	local function createTask(url,onUpdateFirst)
		converUrlToIp(url, function(urlNew, header) 
			cc.CURLManager:getInstance():createHeaderTask(urlNew ,header, onUpdateFirst , priority , startPos , dataSize);
		end)
	end


	local function onUpdateFirst(status , data)
		-- 解析域名失败
		if status == "failed" and urls[index + 1] ~= nil then
			logD("使用首选地址下载文件失败" , urls[index] , onUpdateFirst , priority , startPos , dataSize);
			index = index + 1;
			logD("使用备用地址开始下载文件" , urls[index] , onUpdateFirst , priority , startPos , dataSize);
			createTask(urls[index],onUpdateFirst)
		else
			onUpdate(status , data);
		end
	end
	logD("创建下载任务" , urls[index] , onUpdateFirst , priority , startPos , dataSize);
	createTask(urls[index],onUpdateFirst)
end

function downloadFileByUrls2(urls , onUpdate , fileName , dataSize)
	urls = split(urls , ",");
	fileName = fileName or "";
	dataSize = dataSize or 0;
	local index = 1;

	local function createTask(url,onUpdateFirst)
		converUrlToIp(url, function(urlNew, header) 
			cc.CurlFileTaskManager:getInstance():createHeaderTask(urlNew , header , onUpdateFirst , fileName , dataSize);
		end)
	end

	local function onUpdateFirst(status , data)
		-- 下载失败
		if status == "failed" and urls[index + 1] ~= nil then
			logD("使用首选地址下载文件失败" , urls[index] , onUpdateFirst , fileName , dataSize);
			index = index + 1;
			logD("使用备用地址开始下载文件" , urls[index] , onUpdateFirst , fileName , dataSize);
			createTask(urls[index] , onUpdateFirst)
		else
			onUpdate(status , data);
		end
	end
	logD("创建下载任务" , urls[index] , onUpdateFirst , fileName , dataSize);
	createTask(urls[index] , onUpdateFirst)
end

function saveStringToFile(strText, fileName)
	if not fileName or fileName == "" then
		return
	end
	
	local targetPath = writablePath .. fileName;
	local f , err = io.open(targetPath , "wb");
	if f then
		f:write(strText or "");
		f:close();
		return true;
	else
		return false , err;
	end	
end

function loadStringFromFile(fileName)
	if not fileName or fileName == "" then
		return ""
	end
	local strText = getWritableFileData(fileName);
	return strText;
end

function saveUserId(userId)
	cc.UserDefault:getInstance():setStringForKey("UserId", userId);
end

function loadUserId()
	local userId = cc.UserDefault:getInstance():getStringForKey("UserId");
	return userId or "";
end


-- 显示错误界面
function showErrorView(errorString, onClickOk)
	local view = require("preload.AutoUpdate.ErrorView"):new(errorString, onClickOk);
	
	local director = cc.Director:getInstance();
	local mainScene = director:getRunningScene()
	mainScene:addChild(view.ui);

end

-- 显示一个提示界面
function showTipsView(tipsMessage, onOkCallback, onCancelCallback)
	local view = require("preload.AutoUpdate.TipsView"):new(tipsMessage, onOkCallback, onCancelCallback);
	
	local director = cc.Director:getInstance();
	local mainScene = director:getRunningScene()
	mainScene:addChild(view.ui);	
end

-- 获取唯一字符串
function guid()

	local seed = {'0','1','2','3','4','5','6','7','8','9','a','b','c','d','e','f'}
	local tb = {}
	for i = 1,32 do
		table.insert(tb, seed[math.random(1,16)])
	end
	local sid = table.concat(tb)
	return sid
end

function guid16()

	local seed = {'0','1','2','3','4','5','6','7','8','9'}
	local tb = {}
	for i = 1,16 do
		table.insert(tb, seed[math.random(1,10)])
	end
	local sid = table.concat(tb)
	return sid
end

-- 检查文件列表中的文件是否都存在
--[[
files_list_file : 记录文件列表的文件
files_list = 
{
	[filename] = md5_value,
	[filename] = md5_value,
	[filename] = md5_value,
	[filename] = md5_value,
},

如果文件完整，return true, nil
如果文件缺失, return false, missing_file_list
--]]
function checkFilesExist(files_list_file)
	logD("PreloadTools::checkFilesExist(), files_list_file = ", tostring(files_list_file))
	
	-- 文件是否存在
	local isExist = isFileExist(files_list_file)
	if not isExist then
		logE("PreloadTools::checkFilesExist() files_list_file is not exist");
		return false, {}
	end
	
	-- 读取文件内容
	local filestring = getFileData(files_list_file)	
	if not filestring or filestring == "" then
		logE("PreloadTools::checkFilesExist() filestring is nil or empty");
		return false, {}
	end
	
	-- 解密文件内容
	local jsonString = base64.decode(filestring)
	if not jsonString or jsonString == "" then
		logE("PreloadTools::checkFilesExist() jsonString is nil or empty");
		return false, {};
	end	

	-- 转 json object
	local jsonData = json.decode(jsonString);
	if not jsonData then
		logE("PreloadTools::checkFilesExist() jsonData is nil");
		return false, {};
	end
	
	-- 打印文件列表
	--[[
	for k,v in pairs(jsonData) do
		logD(v, " : ", k)
	end
	--]]
	
	local ret = true
	local missing_file_list = {}
	for fileName,v in pairs(jsonData) do
		-- 之前的文件列表中，文件名是以"/"开头的，这会让C++认为这是一个完整路径
		local firstChar = string.sub(fileName, 1, 1)
		if firstChar == "/" then
			fileName = string.sub(fileName, 2)
		end
		
		local isExist = isFileExist(fileName)
		--logD(string.format("checkFilesExist(), ret = %s, fileName = %s", tostring(isExist), tostring(fileName)));
		if not isExist then
			ret = false
			missing_file_list[fileName] = v
		end
	end
	logD("checkFilesExist(), ret = ", tostring(ret))
	for fileName,v in pairs(missing_file_list) do
		logD(string.format("checkFilesExist(), ret = false, fileName = %s", tostring(fileName)));
	end
	return ret, missing_file_list
end


local g_phpUrl=nil
local g_phpUrlIdx = 0
local g_phpUrlList = {}

-- 设置当前使用成功的phpUrl
local function setGlobalPhpUrl(url)
	logD("setGlobalPhpUrl() ", url)
	g_phpUrl = url
end

function getGlobalPhpUrl()
	return g_phpUrl or RomSetting.phpUrl
end

-- 保存最后一次使用成功的 phpUrl
local function saveLastPhpUrl(url)
	logD("saveLastPhpUrl() ", url)
	cc.UserDefault:getInstance():setStringForKey("lastPhpUrl", url or "")
end
-- 读取最后一次使用成功的 phpUrl
local function loadLastPhpUrl()
	local lastPhpUrl = cc.UserDefault:getInstance():getStringForKey("lastPhpUrl", "")
	logD("loadLastPhpUrl() ", lastPhpUrl)
	return lastPhpUrl
end

function initGlobalPhpUrlList()
	--local isReview = cc.UserDefault:getInstance():getBoolForKey("isReview", true);
	-- 加载上次成功的phpUrl
	local lastPhpUrl = loadLastPhpUrl()
	-- if lastPhpUrl and lastPhpUrl ~= "" then
	-- 	table.insert(g_phpUrlList, lastPhpUrl)
	-- end
	-- 按顺序加载配置中的phpUrl
	if RomSetting.phpUrl then
		table.insert(g_phpUrlList, RomSetting.phpUrl)
	end
	if RomSetting.phpUrl_1 then
		table.insert(g_phpUrlList, RomSetting.phpUrl_1)
	end
	if RomSetting.phpUrl_2 then
		table.insert(g_phpUrlList, RomSetting.phpUrl_2)
	end
	if RomSetting.phpUrl_3 then
		table.insert(g_phpUrlList, RomSetting.phpUrl_3)
	end	
	for k,v in pairs(g_phpUrlList) do
		logD("initGlobalPhpUrlList", tostring(v))
	end
end

initGlobalPhpUrlList()

-- callback   ： function(true/false)
-- useNextUrl ：是否使用下一个url
function getServerConfigs(callback, useNextUrl)
	logD("getServerConfigs(), useNextUrl = ", tostring(useNextUrl))
	local function doCallback(isSuccessed)
		if callback then
			callback(isSuccessed)
		end
	end
	
	-- 获取当前要使用的phpUrl
	if useNextUrl then
		g_phpUrlIdx = g_phpUrlIdx + 1
	end
	local curPhpUrl = g_phpUrlList[g_phpUrlIdx]
	if not curPhpUrl then
		logE("getServerConfigs() curPhpUrl is nil")
		doCallback(false)
		return;
	end
	
	logD("getServerConfigs(), curPhpUrl = ", curPhpUrl)
	
	local uid    = loadUserId();
	local apkver = tostring(getAppVersion());
	local resver = loadVersion();
	
	local params = 
	{
		appid   = tostring(RomSetting.AppId),
		apkType = tonumber(RomSetting.ChannelId),
		uid     = uid;
		apkver  = apkver,	
		vername = apkver,
		resver  = resver,
		isnew   = 1,
	}
	
	for k,v in pairs(params) do
		logD("getServerConfigs() params: " .. tostring(k) .. " = " .. tostring(v))
	end
	
	local PasswordKey = "s#z7*wk^z(m2u%er@vgf8h&ds#)|sg";
	local RandomString = guid16();
	local strParams1 = json.encode(params)
	logD("params:",strParams1);
	local strParams2 = base64.encode(md5.crypt(strParams1, PasswordKey, RandomString))
	local tt = 
	{
		action = "system.init",
		p = strParams2,
	}
	
	isResponse = false
	local function onHttpResponse(status, response)
		logD("getServerConfigs:onHttpResponse()", tostring(status), tostring(response))
		-- 标记为收到回复了，不需要关系回复的数据是否正确
		isResponse = true
		
		if status ~= "successed" then
			logE("getServerConfigs:onHttpResponse() status not successed")
			getServerConfigs(callback, true)
			return
		end
		
		local jsonData = json.decode(response)
		if not jsonData then
			logE("getServerConfigs:onHttpResponse() jsonData is nil")
			getServerConfigs(callback, true)
			return
		end
		if jsonData.code ~= 200 then
			logE("getServerConfigs:onHttpResponse() jsonData.code == ", jsonData.code)
			if jsonData.code == -105 then 
				-- 停服公告
				showTipsView("系统维护中，请稍后重试！", function() 
					cc.Application:getInstance():shutdown();
				end)
			else 
				getServerConfigs(callback, true)
			end
			return
		end
		if not jsonData.result then
			logE("getServerConfigs:onHttpResponse() jsonData.result is nil")
			getServerConfigs(callback, true)
			return;
		end
		
		local strResult = md5.decrypt(base64.decode(jsonData.result), PasswordKey);
		logD("getServerConfigs:onHttpResponse() strResult = ", strResult)
				
		local jsonResult = json.decode(strResult);
		if not jsonResult or type(jsonResult) ~= "table" then
			logE("getServerConfigs:onHttpResponse() jsonResult is not valid")
			getServerConfigs(callback, true)
			return
		end
		
		-- 记录当前可用的phpUrl
		saveLastPhpUrl(curPhpUrl)
		setGlobalPhpUrl(curPhpUrl)
		
		-- 保存服务器配置信息
		for k,v in pairs(jsonResult) do
			PhpSetting[k] = v
		end
		
		--PhpSetting.gameServer = "47.107.98.44:9240"
				
		-- 保存服务器下发的审核状态
		-- 如果本地是审核状态，而现在服务器下发时非审核状态，则保存状态后重启		
		local curReviewStatus = isReviewVersion()
		local newReviewStatus = tonumber(PhpSetting.isAudit) == 1
		if curReviewStatus ~= newReviewStatus then
			saveIsReview(newReviewStatus)
			logD("getServerConfigs:onHttpResponse() RomSetting.ChannelId = " .. tostring(RomSetting.ChannelId))
			logD("getServerConfigs:onHttpResponse() RomSetting.IosReviewType = " .. tostring(RomSetting.IosReviewType))
			if RomSetting.IosReviewType and RomSetting.IosReviewType ~= 1 then
				logD("getServerConfigs:onHttpResponse() 审核版本转非审核版本")
				showTipsView("点击确定退出游戏，再次启动游戏即可", function() 
					cc.Application:getInstance():shutdown();
				end)
				return;
			end
		end		
				
		-- 如果服务器要求上传日志，则立刻上传
		if jsonResult.upload_log ~= nil and jsonResult.upload_log ~= "" then
			logD("getServerConfigs::onHttpResponse() upload_log = ", upload_log);
			if logFileManager then
				logD("getServerConfigs::onHttpResponse() request upload");
				logFileManager:uploadFilesByDay(tostring(jsonResult.upload_log))
			end
		end
	
		doCallback(true)
	end	
	
	--[[
		存在一种情况，HttpDns初始化的时间比较长，可能达到15甚至20s.
		HttpDns返回结果的时候，脚本已经在使用ip连接了。
		然后HttpDns的回调又会触发host连接。
		这样就有了两个连接，且都是有效的。
		导致后面更新出现一些重复的流程而产生问题
	--]]

	logD("getServerConfigs() 打印0")
	local taskId;
	local function onCreatePostCallback(id)
		taskId = id;
		runDelayWithTime(function() 
			logD("getServerConfigs() 打印1")
			if not isResponse then --没有数据回来 默认超时
				logD("getServerConfigs() 打印2")
				-- 取消之前的连接
				if taskId then
					logD("getServerConfigs() 打印3")
					cc.CURLManager:getInstance():cancelTask(taskId)
				end
				-- 换一个地址来尝试
				getServerConfigs(callback, true)
			end
		end, 5)		
	end	
	httpPost(curPhpUrl, tt, onHttpResponse, onCreatePostCallback);	
end