//记录用户的状态，当用户已经登陆过不就不用再次异步检查用户的登陆状态了
//var LinkCss = document.createElement("link");
//LinkCss.type = "text/css";
//LinkCss.rel = "stylesheet";
//LinkCss.href = "http://img.m18.com/web/c/comm/login.css ";
//$("head").append(LinkCss);
window.UserLoginStatus = {
    //是否登陆
    isLogin: false,
    //会员级别
    membership: "",
    //是否审被邀请
    isInvite: "",
    //会员编号
    contactId: ""
};
//新浪联合登录
var SinaLogin = {
    CallBack: null, //登录成功回调方法
    Login: function() {
        var strReturnUrl = "http://" + window.location.host + "/logintransfer.html?t=callback";
        window.open("http://login.m18.com/sina/logintransfer.aspx?from=m18&logintype=" + $(this).attr("logintype") + "&returnurl=" + strReturnUrl);
        $("#CloseLogin").click();
    },
    AlipayLogin:function(){
		var strReturnUrl = "http://" + window.location.host + "/logintransfer.html?t=callback";
		window.open("http://login.m18.com/Alipay/alipayTransferRequest.aspx?logintype=" + $(this).attr("logintype") + "&returnurl=" + strReturnUrl);
		$("#CloseLogin").click();
	},
	KaixinLogin: function() {
		var strReturnUrl = "http://" + window.location.host + "/logintransfer.html?t=callback";
		window.open("http://login.m18.com/Kaixin/KaixinTransferRequest.aspx?logintype=" + $(this).attr("logintype") + "&returnurl=" + strReturnUrl);
		$("#CloseLogin").click();
	}
};

(function($) {
	var screenCalculate = {
		// 计算当前窗口的宽度 //
		pageWidth: function() {
			return window.innerWidth != null ? window.innerWidth : document.documentElement && document.documentElement.clientWidth ? document.documentElement.clientWidth : document.body != null ? document.body.clientWidth : null;
		}
		,
		// 计算当前窗口的高度 //
		pageHeight: function() {
			return window.innerHeight != null ? window.innerHeight : document.documentElement && document.documentElement.clientHeight ? document.documentElement.clientHeight : document.body != null ? document.body.clientHeight : null;
		},
		// 计算当前窗口的上边滚动条//
		topPosition: function() {
			return typeof window.pageYOffset != 'undefined' ? window.pageYOffset : document.documentElement && document.documentElement.scrollTop ? document.documentElement.scrollTop : document.body.scrollTop ? document.body.scrollTop : 0;
		},
		// 计算当前窗口的左边滚动条//
		leftPosition: function() {
			return typeof window.pageXOffset != 'undefined' ? window.pageXOffset : document.documentElement && document.documentElement.scrollLeft ? document.documentElement.scrollLeft : document.body.scrollLeft ? document.body.scrollLeft : 0;
		}
	}
;
	var login = {
		//检查用户是否登陆
		CheckLogin: function(options, obj) {
			$.getJSON("http://login.m18.com/AjaxLoginForm.aspx?jsoncallback=?", function(data) {
				if (!data.error) {
					UserLoginStatus.isLogin = true;
					UserLoginStatus.membership = data.MemberShipId
					UserLoginStatus.contactId = data.ContactId;
					options.success();
				}
				else {
					login.ShowLoginForm(options, obj);
				}
			});
		}
	    ,
		//显示登陆层
		ShowLoginForm: function(options, obj) {
			var loginDiv = $("<div id=\"login-pop\" ></div>");
			$(obj).append(loginDiv);
			//载入登陆页数据
			var pop = $("#login-pop");
			pop.html(options.loginFormHTML);
			var popmask = $('#login-pop').find(".mask");
			popmask.width($(document).width()).height($(document).height());
			pop.slideDown(300);

			$('.overlay').css({ 'marginTop': $(window).scrollTop() - 200 });
			$('.overlaymain').css({ 'marginTop': $(window).scrollTop() - 190 });
			//关闭登陆页
			$("#CloseLogin").bind("click", function() {
				login.CloseLoginForm();
				return false;
			});
			//用户注册后的返回页面设置
			$("#login-pop .handle a ").bind("click", function(e) {
				e.preventDefault();
				location.href = "http://login.m18.com/UserRegister.aspx?ReturnUrl=" + escape(location.href);
//				location.href = "http://login.m18.com/ContactSimpleRegister.aspx?ReturnUrl=" + escape(location.href);
			});
			//回车事件
			$("#Password").keypress(function(event) {
				if (event.which == 13) {
					$("#btnLogin").trigger("click");
					return false;
				}
			});
			//回车事件
			$("#UserName").keypress(function(event) {
				if (event.which == 13) {
					$("#Password").get(0).focus();
					return false;
				}
			});
			//窗口SIZE改变
			$(window).resize(function() {
				popmask.width($(document).width()).height($(document).height());
			});
			$("#UserName").focus(function() { $("#CellphoneTip").show(); });
			//随窗口滚动
			//var overlaymain = $('#login-pop').find(".overlaymain");
			//var overlay = $('#login-pop').find(".overlay");
			//			$(window).scroll(function() {
			//				var _heightOverlaymain = overlaymain.height();
			//				var _heightOverlay = overlay.height();
			//				var height = screenCalculate.pageHeight();
			//				var top = screenCalculate.topPosition();
			//				log.debug("_heightOverlaymain:" + _heightOverlaymain + "height:" + height + "top:" + top);
			//				log.debug(top + (height / 2) - (_heightOverlaymain / 2));
			//				overlaymain.animate({ "top": top + (height / 2) }, 100);
			//				overlay.animate({ "top": top + (height / 2) }, 100);
			//			});
			$("select").hide();
			// 用记点击登陆操作
			$("#btnLogin").bind("click", function() {
				var UserToken = $("#UserName").val(); //取用户名
				var PasswordWord = $("#Password").val(); //取用户密码
				if (login.ValidateData(UserToken, PasswordWord)) {  //验证登陆信息
					login.LoginNow(options, UserToken, PasswordWord);
				}
				return false;
			});
			$(".m18login").click(SinaLogin.Login);
			$(".alipaylogin").click(SinaLogin.AlipayLogin);
			$(".kaixinlogin").click(SinaLogin.KaixinLogin);
			SinaLogin.CallBack = options.success;
			login.LoginTip(options.title, "", options.content);
		}
		,
		//关闭登陆层
		CloseLoginForm: function() {
			$("select").show();
			var pop = $("#login-pop");
			pop.remove();
		},
		//开始登陆
		LoginNow: function(options, UserToken, PasswordWord) {
			$.getJSON("http://login.m18.com/AjaxLoginForm.aspx?Uid=" + UserToken + "&Pwd=" + PasswordWord + "&jsoncallback=?", function(data) {
				if (!data.error) {
					login.CloseLoginForm();  //登陆成功了，关闭登陆显示层
					//跨域写用户会话信息
					UserLoginStatus.isLogin = true;
					UserLoginStatus.membership = data.MemberShipId;
					UserLoginStatus.contactId = data.ContactId;
					var transUrl = data.Url + "?q=" + data.Param;
					$("body").append("<img src='" + transUrl + "' border='0' height='0' width='0' />");
					window.setTimeout(function() {
						options.success();
					}, 500);
				}
				else {
					// 在登陆失败后提示相关的错误信息
					login.LoginTip("", "用户名或密码不正确，请重新输入！", "");
				}
			});
		},
		//登陆验证
		ValidateData: function(UserToken, PasswordWord) {
			var reEmail = /^(?:\w+\.?)*\w+@(?:\w+\.)+\w+$/;
			if ($.trim(PasswordWord).length <= 0 || $.trim(UserToken).length <= 0) {
				login.LoginTip("", "用户名或密码不能为空，请重新输入！", "");
				return false;
			}
			return true;
		},
		//提示信息
		LoginTip: function(title, message, content) {
			//操作相关的提示信息
			if ($.trim(title) != "")
				$("#logTitle").text(title);
			if ($.trim(content) != "") {
				$("#loginContent").html(content).show();
			}
			if ($.trim(message) != "")
				$("#login_error").text(message);
		}
	};
	$.fn.AjaxLogin = function(options) {
		var options = $.extend({}, $.fn.AjaxLogin.defaults, options);
		var obj = $(this);
		return this.each(function() {
			login.CheckLogin(options, obj);
		});
	};
	$.fn.AjaxLogin.defaults = {
		//标题信息
		title: "",
		//提示内容
		content: "",
		loginFormHTML: "<div class=\"mask\">" +
"</div>" +
"<div class=\"overlay\">" +
"</div>" +
"<div class=\"overlaymain\">" +
"    <h2>" +
"        会员登录</h2>" +
"    <ul class=\"clew\" style=\"display: none;\" id=\"loginContent\">" +
"    </ul>" +
"    <form method=\"post\" class=\"clearfix\">" +
"    <fieldset class=\"uname-length\">" +
"        <legend>" +
"            <p id=\"logTitle\">" +
"            </p>" +
"        </legend>" +
"       <p class=\"hl mb5 zmt15\" id=\"CellphoneTip\" style=\"display:none;\">手机号如果已认证，可使用手机号登录</p>" +
"        <div>" +
"            <label for=\"username\">" +
"                用户名/Email/手机：</label>" +
"            <input type=\"text\" class=\"text\" id=\"UserName\" name=\"UserName\" />" +
"        </div>" +
"        <div>" +
"            <label for=\"password\">" +
"                密<span style=\"width:1em;display:inline-block;\"></span>码：</label>" +
"            <input type=\"password\" class=\"text\" id=\"Password\" name=\"Password\" />" +
"            <a href=\"http://www.m18.com/Contact/ContactGetPwdByMail.aspx\" target=\"_blank\">忘记密码？</a>" +
"        </div>" +
"    </fieldset>" +
"    <div id=\"login_error\">" +
"    </div>" +
"    <div class=\"handle\">" +
"        <input type=\"button\" id=\"btnLogin\" title=\"登录\" value=\"登录\" />" +
"        <a href=\"http://login.m18.com/UserRegister.aspx\" target=\"_blank\">快速注册</a>" +
"    </div>" +
"    </form>" +
"    <div class='otherLogin pt5 mt10 tc'><a class='m18login'  logintype='layer' href='javascript:void(0);'><img src='http://img.m18.com/web/i/mobile/blogbtn.gif' complete='complete' /></a><a id='Kaixin_login' logintype='layer' href='javascript:void(0);' class='ml5 kaixinlogin'><img src='http://img.m18.com/web/i/mobile/kaixinbtn.gif' complete='complete' /></a><a id='Alipay_login' logintype='layer' href='javascript:void(0);' class='ml5 alipaylogin'><img src='http://img.m18.com/web/i/mobile/alipaybtn.gif' complete='complete' /></a></div>" +
"    <a href=\"#\" id=\"CloseLogin\" class=\"close\">关闭</a></div>",
		success: function() { },
		error: function() { }
	};
})(jQuery);