/*!
 * SPA v1.0.7
 * A webapp framework for routing control and view transitions
 * Copyright 2015 zhaoda <http://zhaoda.net>
 * Licensed under MIT https://raw.github.com/zhaoda/spa/master/LICENSE
 *
 * update by wangyang
 * 封装为requirejs的模块，回调增加promise，不用的效果注释掉，减少文件大小
 */
define(['zepto'], function ($) {
	(function ($) {
		'use strict';

		// 兼容jQuery不支持$.os的问题
		if (!$.os) {
			var os = {},
				ua = navigator.userAgent,
				platform = navigator.platform,
				android = ua.match(/(Android);?[\s\/]+([\d.]+)?/),
				ipad = ua.match(/(iPad).*OS\s([\d_]+)/),
				ipod = ua.match(/(iPod)(.*OS\s([\d_]+))?/),
				iphone = !ipad && ua.match(/(iPhone\sOS)\s([\d_]+)/)

			if (android) os.android = true, os.version = android[2]
			if (iphone && !ipod) os.ios = os.iphone = true, os.version = iphone[2].replace(/_/g, '.')
			if (ipad) os.ios = os.ipad = true, os.version = ipad[2].replace(/_/g, '.')
			if (ipod) os.ios = os.ipod = true, os.version = ipod[3] ? ipod[3].replace(/_/g, '.') : null

			$.os = os
		}

		var $win = $(window),
			// $(document)
			$doc = $(document),
			// $(document.body)
			$body,
			// 浏览器地址栏
			location = window.location,
			// 浏览器历史记录
			history = window.history,
			// 框架是否已经启动
			hasBoot = false,
			// 在视图转场过程中，是否阻塞其他转场请求
			isPrevent = false,
			// 是否是首次打开视图
			transitFirst = true,
			// 页面视图定义集合
			routes = {},
			// 面板视图定义集合
			panels = {},
			// 路由请求历史
			hashhistory = [],
			// 视图默认z-index
			pagezIndex = 2000,
			// 前一个视图z-index
			prevPagezIndex = 2001,
			// 当前视图z-index
			curPagezIndex = 2002,
			// 缓存视图数量，默认0缓存全部
			viewcachecount = 0,
			// 页面视图缓存
			pagescache = {},
			// 面板视图缓存
			panelscache = {},
			// 视图顺序缓存
			viewscache = [],
			// 视图数据
			viewsdata = {},
			// 全凭模式监控层
			$fullscreen,
			// 透明遮罩层
			// $cover,
			// loading遮罩层
			$loader,
			// 当前视图
			$curPage,
			// 框架样式
			viewStyle = 'body {position: relative; margin: 0; padding: 0; width: 100%; overflow: hidden;}\
        .spa-fullscreen {position: absolute; left: 0; top: 0; margin: 0; padding: 0; width: 100%; visibility: hidden; overflow: hidden; z-index: -1; }\
        .spa-page {position: absolute; left: 0; top: 0; bottom: 0; right: 0; margin: 0; padding: 0; overflow: hidden; z-index: 2000; -webkit-transform: translateZ(0); -webkit-backface-visibility: hidden; -webkit-transform-style: preserve-3d;}\
        .spa-page-bg {position: absolute; left: 0; top: 0; bottom: 0; right: 0; margin: 0; padding: 0; }\
        .spa-page-body {position: absolute; left: 0; top: 0; bottom: 0; right: 0; margin: 0; padding: 0; overflow: hidden; -webkit-transform: translateZ(0); -webkit-backface-visibility: hidden; -webkit-transform-style: preserve-3d;}\
        .spa-scroll {overflow: auto;}\
        .spa-scroll-touch {-webkit-overflow-scrolling: touch; }\
        .spa-scroll-x {overflow-y: hidden;}\
        .spa-scroll-y {overflow-x: hidden;}\
        .spa-cover {display: none; position: absolute; left: 0; right: 0; top: 0; bottom: 0; text-align: center; z-index: 5000; }\
        .spa-loader {display: none; position: absolute; left: 0; right: 0; top: 0; bottom: 0; text-align: center; overflow: hidden; z-index: 5001; }',
			// loading层元素
			loaderBody = '<div class="spa-loader-animate"><div class="bg"></div><span class="ball"></span><span class="ball"></span></div>',
			// loading层样式
			loaderStyle = '.spa-loader-animate {position: absolute; top: 50%; left: 50%;}\
        .spa-loader-animate .bg {position: absolute; width: 64px; height: 64px; margin: 0 auto; top: -32px; left: -32px; border-radius: 50%; background: #2C3E50; opacity: 0.5;}\
        .spa-loader-animate .ball {display: block; float: left; padding: 8px; margin-top: -8px; margin-left: -10px; -webkit-border-radius: 50%; -moz-border-radius: 50%; -ms-border-radius: 50%; -o-border-radius: 50%; border-radius: 50%;}\
        .spa-loader-animate span:nth-child(2) {background: #16A085; -webkit-animation: move-left 800ms ease-in-out infinite alternate; -moz-animation: move-left 800ms ease-in-out infinite alternate; -ms-animation: move-left 800ms ease-in-out infinite alternate; -animation: move-left 800ms ease-in-out infinite alternate;}\
        .spa-loader-animate .ball:nth-child(3) {background: #E67E22; -webkit-animation: move-right 800ms ease-in-out infinite alternate; -moz-animation: move-right 800ms ease-in-out infinite alternate; -ms-animation: move-right 800ms ease-in-out infinite alternate; animation: move-right 800ms ease-in-out infinite alternate;}\
        @-webkit-keyframes move-left {to {-webkit-transform: translate(20px, 0); transform: translate(20px, 0); background: #e85932;}}\
        @-webkit-keyframes move-right {to {-webkit-transform: translate(-20px, 0); transform: translate(-20px, 0); background: #44bbcc;}}'

		// spa对外接口
		$.spa = {}

		// 获取视图数据
		$.spa.getViewData = function ($view) {
			return viewsdata[$view.data('id')]
		}

		// 获取当前视图
		$.spa.getCurPage = function () {
			return $curPage
		}

		// 设置版本号
		$.spa.version = '1.0.7'

		/*
		 * 插入样式
		 */

		$doc.on('spa:addstyle', function (event, css) {
			$('head').append('<style type="text/css">' + css + '</style>')
		})


		/*
		 * 全屏模式，因为是只做移动 html5，所以不需要了
		 */

//		;
//		(function () {
//			var requestID,
//				resizeID,
//				winHeight,
//				winWidth
//
//			var adjust = function () {
//				winHeight = Math.max($win.height(), window.innerHeight),
//					winWidth = Math.max($win.width(), window.innerWidth)
//
//				// 撑高body，收起iphone(ios<7) safari的地址栏
//				$fullscreen.css({
//					height: winHeight * 2
//				})
//				window.scrollTo(0, 0)
//
//				//缓存window全屏时的高度
//				$body.data('innerHeight', window.innerHeight)
//
//				winHeight = Math.max($win.height(), window.innerHeight)
//
//				if ($fullscreen.height() != winHeight) {
//
//					$body.css({
//						width: winWidth,
//						height: winHeight
//					})
//
//					$fullscreen.css({
//						width: winWidth,
//						height: winHeight
//					})
//
//					// 发现在某些安卓浏览器全凭模式和非全屏模式切换后
//					// 手势的第一次的动作失效
//					// 在这里可以做些处理？
//				}
//			}
//
//			$win.on('spa:adjustfullscreen' + ($.os.ios ? ' orientationchange' : ''), function (event) {
//					if (requestID !== undefined) {
//						cancelAnimationFrame(requestID)
//						requestID = undefined
//					}
//					requestID = requestAnimationFrame(adjust)
//				})
//				// android下orientationchange触发的时候页面很可能还没有渲染好
//				// 所以马上取数据或者短延时取数据都有问题。
//				// 暂时没有特别好的思路来处理这个问题
//			$.os.android && $win.on('orientationchange', function (event) {
//				clearTimeout(resizeID)
//
//				resizeID = setTimeout(adjust, 500)
//			})
//
//			$win.on('resize', function (event) {
//				clearTimeout(resizeID)
//				resizeID = setTimeout(adjust, 200)
//			})
//		})()

		/*
		 * scrollfix
		 */

		$doc.on('spa:scroll', function (event, options) {
			var $target = $(event.target),
				direction = (options && options.direction) || ''

			$target.addClass('spa-scroll' + (direction ? ' spa-scroll-' + direction : ''))
		})

		$doc.on('spa:removescroll', function (event, options) {
			var $target = $(event.target)

			$target.removeClass('spa-scroll')
		})

		// ios设备才支持scrollfix
		$.os.ios && $doc.on('touchstart', '.spa-scroll, .spa-scroll-x, .spa-scroll-y', function (event) {

			var $target = $(event.currentTarget),
				scrollTop = $target.prop('scrollTop'),
				scrollLeft = $target.prop('scrollLeft'),
				height = $target.height(),
				width = $target.width(),
				scrollHeight = $target.prop('scrollHeight'),
				scrollWidth = $target.prop('scrollWidth')

			if ($target.hasClass('spa-scroll') || $target.hasClass('spa-scroll-x')) {
				if (scrollLeft < 0) {
					// event.preventDefault()
				}
				if (scrollLeft <= 0) {
					$target.prop('scrollLeft', 1)
				}
				if (scrollLeft + width > scrollWidth) {
					// event.preventDefault()
				}
				if (scrollLeft + width >= scrollWidth) {
					$target.prop('scrollLeft', scrollWidth - width - 1)
				}
			}

			if ($target.hasClass('spa-scroll') || $target.hasClass('spa-scroll-y')) {
				if (scrollTop < 0) {
					// event.preventDefault()
				}
				if (scrollTop <= 0) {
					$target.prop('scrollTop', 1)
				}
				if (scrollTop + height > scrollHeight) {
					// event.preventDefault()
				}
				if (scrollTop + height >= scrollHeight) {
					$target.prop('scrollTop', scrollTop - 1)
				}
			}

		})

		/*
		 * fix body { overflow: hidden }
		 * 阻塞body的滚动条
		 * 该特性适用于ios6，解决Safari收起地址栏自动全屏的问题，但是会resize后（比如启动输入法）的页面滑动崩溃
		 * 鉴于该特性已经不适用于ios7+，并且还带来更严重的bug，所以去掉
		 */
		// $win.on('scroll', function(event) {
		//   var innerHeight = $body && $body.data('innerHeight')

		//   if(innerHeight && innerHeight !== window.innerHeight) {
		//     $win.trigger('spa:adjustfullscreen')
		//   }
		// })


		/*
		 * 监听路由
		 */

		function getHash(url) {
			url = url || location.href
			return url.replace(/^[^#]*#?\/?(.*)\/?$/, '$1')
		}
		
		$win.on('popstate', function (event) {
			var hash = getHash();
			
			$doc.trigger('spa:navigate', {
				hash: hash,
				title: '',
				pushData: {},
				replace: false
			});
		})
		
		$win.on('spapopstate', function (event, options) {
			// 框架启动前阻止路由请求
			if (!hasBoot) return

			// 在页面加载和转场过程中阻止路由请求
			// if(($cover && $cover.css('display') === 'block') || ($loader && $loader.css('display') === 'block')) {
			//   return false
			// }
			//			if ($loader && $loader.css('display') === 'block') {
			//				return false
			//			}

			var hash = getHash();

			//如果当前页面是面板，则先收起之前的面板，再打开新页面
			if ($curPage && $curPage.hasClass('spa-panel')) {
				var curPageId = $curPage.data('id'),
					curPageData = viewsdata[curPageId],
					$prevPage = curPageData.prevPage

				$prevPage.trigger('spa:openpage')

				return false
			}

			// 如果当前路由请求和上一次路由请求不一样
			// 则激活当前路由请求
			if (!hashhistory.length || hashhistory[hashhistory.length - 1] !== hash) {
				hashhistory.push(hash)

				var $page = pagescache[hash],
					pushData = (options && options.pushData) ? options.pushData : {},
					callback = (options && options.callback) ? options.callback : {};

				if ($page) {
					var pageId = $page.data('id'),
						pageData = viewsdata[pageId]

					// 更新pushData和callback
					pageData.oldpushData = pageData.pushData;
					pageData.pushData = pushData;
					pageData.callback = callback;

					$page.trigger('spa:openpage')
				} else {
					$doc.trigger('spa:createpage', {
						hash: hash,
						pushData: pushData,
						callback: callback
					})
				}
			}
		})


		/*
		 * 设置路由
		 */

		var optionalParam = /\((.*?)\)/g,
			namedParam = /(\(\?)?:\w+/g,
			splatParam = /\*\w+/g,
			escapeRegExp = /[\-{}\[\]+?.,\\\^$|#\s]/g

		var defaultPageOptions = {
			route: '', //路由规则
			animate: '', //入场动画效果
			classname: '', //自定义样式名
			view: function () {
				return {
					title: '',
					body: ''
				}
			}, //获取页面视图
			init: null, //初始化回调函数
			beforeopen: null, //打开前回调
			afteropen: null, //打开后回调
			beforeclose: null, //关闭前回调
			afterclose: null, //关闭后回调
		}

		//验证是否是正则表达式对象
		function isRegExp(obj) {
			return Object.prototype.toString.call(obj) == '[object RegExp]'
		}

		//路由的字符串表达式转正则表达式
		function _routeToRegExp(route) {
			route = route.replace(escapeRegExp, '\\$&')
				.replace(optionalParam, '(?:$1)?')
				.replace(namedParam, function (match, optional) {
					return optional ? match : '([^\/]+)'
				})
				.replace(splatParam, '(.*?)')
			return '^' + route + '$'
		}

		$doc.on('spa:route', function (event, options) {
			var args = Array.prototype.slice.call(arguments, 1)
			if (args.length > 1) {
				$.each(args, function (i, route) {
					$doc.trigger('spa:route', route)
				})

				return false
			}

			var route = options.route || ''

			if (!isRegExp(route)) {
				route = _routeToRegExp(route)
			}

			// 页面视图不允许使用面板视图转场动画
			if (options.animate && !$.isFunction(options.animate) && isPanelAnimate(options.animate)) {
				options.animate = ''
			}

			routes[route] = $.extend({}, defaultPageOptions, options)
		})


		/*
		 * 页面场景
		 */

		//解析路由请求参数
		function _extractParameters(route, hash) {
			var params = route.exec(hash).slice(1),
				decodeParams = []

			$.each(params, function (i, p) {
				p && decodeParams.push(decodeURIComponent(p))
			})

			return decodeParams
		}

		//切换容器的z-index
		function togglePagezIndex($fromPage, $toPage) {
			var fromPageData = viewsdata[$fromPage.data('id')],
				toPageData = viewsdata[$toPage.data('id')]

			// fromPageData && fromPageData.prevPage && fromPageData.prevPage.css({zIndex: pagezIndex})
			// toPageData.prevPage && toPageData.prevPage.css({zIndex: pagezIndex})
			$fromPage.css({
				zIndex: prevPagezIndex
			})
			$toPage.css({
				zIndex: curPagezIndex
			})
		}

		var transitPageAnimates = {},
			transitPageAnimatesName = {},
			transformName,
			transitionName,
			transitionEndEvent

		;
		(function () {
			var transitions = {
					'-webkit-transition': ['-webkit-transform', 'webkitTransitionEnd'],
					'-moz-transition': ['-moz-transform', 'transitionend'],
					'-ms-transition': ['-ms-transform', 'msTransitionEnd'],
					'-o-transition': ['-o-transform', 'oTransitionEnd'],
					'transition': ['transform', 'transitionend']
				},
				el = document.createElement('div'),
				t

			for (t in transitions) {
				if (el.style[t] !== undefined) {
					transitionName = t
					transformName = transitions[t][0]
					transitionEndEvent = transitions[t][1]
					break
				}
			}
		})()

		// $el.transition
		$.fn.emulateTransition = function (properties, callback) {
			var $el = $(this)
			
			// css3动画是异步无阻塞的，防止同时重绘/*可修改页面切换速度*/
			requestAnimationFrame(function () {
				$el.get(0).offsetWidth
				properties[transitionName] = '600ms'
				$el.css(properties).emulateTransitionEnd(function () {
					// 过渡动画结束后移除 transition
					properties = {}
					properties[transitionName] = ''
					$el.css(properties)
					callback && callback()
				})
			})


			return $el
		}

		if (!$.fn.transition) {
			$.fn.transition = $.fn.emulateTransition
		}

		// transitionEnd 回调
		$.fn.emulateTransitionEnd = function (callback, duration) {
			var called = false,
				$el = $(this),
				endtimer

			duration = duration || 500

			// 只执行一次
			$el.one(transitionEndEvent, function () {
				called = true
				clearTimeout(endtimer)
				callback.call($el)
			})

			// 确保transitionend被执行
			var endcallback = function () {
				if (!called) {
					$el.trigger(transitionEndEvent)
				}
			}
			endtimer = setTimeout(endcallback, duration)

			return $el
		}

		//默认转场动画
		transitPageAnimates.defaultInOut = function ($toPage, $fromPage, callback) {
			togglePagezIndex($fromPage, $toPage)
			callback()
		}

		//添加转场动画
		$doc.on('spa:addTransitPageAnimates', function (event, options) {
			var names = []

			$.each(options, function (name, fn) {
				names.push(name)
			})

			$.each(names, function (key, value) {
				if (key % 2 === 0) {
					transitPageAnimatesName[value] = names[key + 1]
				} else {
					transitPageAnimatesName[value] = names[key - 1]
				}
			})

			$.extend(transitPageAnimates, options)
		})

		$doc.trigger('spa:addTransitPageAnimates', {
			fadeIn: function ($toPage, $fromPage, callback) {
				var $toPageBody = $('.spa-page-body', $toPage),
					$fromPageBody = $('.spa-page-body', $fromPage),
					toStartCss = {
						opacity: 0
					},
					toEndCss = {
						opacity: 1
					}

				toStartCss.opacity = 0

				$toPageBody.css(toStartCss)
				togglePagezIndex($fromPage, $toPage)
				$toPageBody.emulateTransition(toEndCss, function () {
					callback()
				})
			},
			fadeOut: function ($toPage, $fromPage, callback) {
				var $toPageBody = $('.spa-page-body', $toPage),
					$fromPageBody = $('.spa-page-body', $fromPage),
					fromStartCss = {
						opacity: 0
					}
				
				$fromPageBody.emulateTransition(fromStartCss, function () {
					togglePagezIndex($fromPage, $toPage)
					callback()
				})
			},
			slideInLeft: function ($toPage, $fromPage, callback) {
				var $toPageBody = $('.spa-page-body', $toPage),
					$fromPageBody = $('.spa-page-body', $fromPage),
					toStartCss = {},
					toEndCss = {}

				toStartCss[transformName] = 'translate(100%, 0)'
				toEndCss[transformName] = 'translate(0%, 0)'

				$toPageBody.css(toStartCss)
				togglePagezIndex($fromPage, $toPage)
				$toPageBody.emulateTransition(toEndCss, function () {
					callback()
				})
			},
			slideOutRight: function ($toPage, $fromPage, callback) {
				var $toPageBody = $('.spa-page-body', $toPage),
					$fromPageBody = $('.spa-page-body', $fromPage),
					fromStartCss = {}

				fromStartCss[transformName] = 'translate(100%, 0)'

				$fromPageBody.emulateTransition(fromStartCss, function () {
					togglePagezIndex($fromPage, $toPage)
					callback()
				})
			},
			slideInRight: function ($toPage, $fromPage, callback) {
				var $toPageBody = $('.spa-page-body', $toPage),
					$fromPageBody = $('.spa-page-body', $fromPage),
					toStartCss = {},
					toEndCss = {}

				toStartCss[transformName] = 'translate(-100%, 0)'
				toEndCss[transformName] = 'translate(0%, 0)'

				$toPageBody.css(toStartCss)
				togglePagezIndex($fromPage, $toPage)
				$toPageBody.emulateTransition(toEndCss, function () {
					callback()
				})
			},
			slideOutLeft: function ($toPage, $fromPage, callback) {
				var $toPageBody = $('.spa-page-body', $toPage),
					$fromPageBody = $('.spa-page-body', $fromPage),
					fromStartCss = {}

				fromStartCss[transformName] = 'translate(-100%, 0)'

				$fromPageBody.emulateTransition(fromStartCss, function () {
					togglePagezIndex($fromPage, $toPage)
					callback()
				})
			},
			slideInUp: function ($toPage, $fromPage, callback) {
				var $toPageBody = $('.spa-page-body', $toPage),
					$fromPageBody = $('.spa-page-body', $fromPage),
					toStartCss = {},
					toEndCss = {}

				toStartCss[transformName] = 'translate(0, 100%)'
				toEndCss[transformName] = 'translate(0, 0%)'

				$toPageBody.css(toStartCss)
				togglePagezIndex($fromPage, $toPage)
				$toPageBody.emulateTransition(toEndCss, function () {
					callback()
				})
			},
			slideOutDown: function ($toPage, $fromPage, callback) {
				var $toPageBody = $('.spa-page-body', $toPage),
					$fromPageBody = $('.spa-page-body', $fromPage),
					fromStartCss = {}

				fromStartCss[transformName] = 'translate(0, 100%)'

				$fromPageBody.emulateTransition(fromStartCss, function () {
					togglePagezIndex($fromPage, $toPage)
					callback()
				})
			},
			slideInDown: function ($toPage, $fromPage, callback) {
				var $toPageBody = $('.spa-page-body', $toPage),
					$fromPageBody = $('.spa-page-body', $fromPage),
					toStartCss = {},
					toEndCss = {}

				toStartCss[transformName] = 'translate(0, -100%)'
				toEndCss[transformName] = 'translate(0, 0%)'

				$toPageBody.css(toStartCss)
				togglePagezIndex($fromPage, $toPage)
				$toPageBody.emulateTransition(toEndCss, function () {
					callback()
				})
			},
			slideOutUp: function ($toPage, $fromPage, callback) {
				var $toPageBody = $('.spa-page-body', $toPage),
					$fromPageBody = $('.spa-page-body', $fromPage),
					fromStartCss = {}

				fromStartCss[transformName] = 'translate(0, -100%)'

				$fromPageBody.emulateTransition(fromStartCss, function () {
					togglePagezIndex($fromPage, $toPage)
					callback()
				})
			},
			pushInLeft: function ($toPage, $fromPage, callback) {
				var $toPageBody = $('.spa-page-body', $toPage),
					$fromPageBody = $('.spa-page-body', $fromPage),
					isFinish = 0,
					toStartCss = {},
					toEndCss = {},
					fromStartCss = {}

				toStartCss[transformName] = 'translate(100%, 0)'
				toEndCss[transformName] = 'translate(0%, 0)'

				fromStartCss[transformName] = 'translate(-100%, 0)'

				$toPageBody.css(toStartCss)
				togglePagezIndex($fromPage, $toPage)
				$toPageBody.emulateTransition(toEndCss, function () {;
					(++isFinish == 2) && callback()
				})
				$fromPageBody.emulateTransition(fromStartCss, function () {;
					(++isFinish == 2) && callback()
				})
			},
			pushOutRight: function ($toPage, $fromPage, callback) {
				var $toPageBody = $('.spa-page-body', $toPage),
					$fromPageBody = $('.spa-page-body', $fromPage),
					isFinish = 0,
					toStartCss = {},
					toEndCss = {},
					fromStartCss = {}

				toStartCss[transformName] = 'translate(-100%, 0)'
				toEndCss[transformName] = 'translate(0%, 0)'

				fromStartCss[transformName] = 'translate(100%, 0)'

				$toPageBody.css(toStartCss)
				togglePagezIndex($fromPage, $toPage)
				$toPageBody.emulateTransition(toEndCss, function () {;
					(++isFinish == 2) && callback()
				})
				$fromPageBody.emulateTransition(fromStartCss, function () {;
					(++isFinish == 2) && callback()
				})
			},
			pushInRight: function ($toPage, $fromPage, callback) {
				var $toPageBody = $('.spa-page-body', $toPage),
					$fromPageBody = $('.spa-page-body', $fromPage),
					isFinish = 0,
					toStartCss = {},
					toEndCss = {},
					fromStartCss = {}

				toStartCss[transformName] = 'translate(-100%, 0)'
				toEndCss[transformName] = 'translate(0%, 0)'

				fromStartCss[transformName] = 'translate(100%, 0)'

				$toPageBody.css(toStartCss)
				togglePagezIndex($fromPage, $toPage)
				$toPageBody.emulateTransition(toEndCss, function () {;
					(++isFinish == 2) && callback()
				})
				$fromPageBody.emulateTransition(fromStartCss, function () {;
					(++isFinish == 2) && callback()
				})
			},
			pushOutLeft: function ($toPage, $fromPage, callback) {
				var $toPageBody = $('.spa-page-body', $toPage),
					$fromPageBody = $('.spa-page-body', $fromPage),
					isFinish = 0,
					toStartCss = {},
					toEndCss = {},
					fromStartCss = {}

				toStartCss[transformName] = 'translate(100%, 0)'
				toEndCss[transformName] = 'translate(0%, 0)'

				fromStartCss[transformName] = 'translate(-100%, 0)'

				$toPageBody.css(toStartCss)
				togglePagezIndex($fromPage, $toPage)
				$toPageBody.emulateTransition(toEndCss, function () {;
					(++isFinish == 2) && callback()
				})
				$fromPageBody.emulateTransition(fromStartCss, function () {;
					(++isFinish == 2) && callback()
				})
			},
//			pushInUp: function ($toPage, $fromPage, callback) {
//				var $toPageBody = $('.spa-page-body', $toPage),
//					$fromPageBody = $('.spa-page-body', $fromPage),
//					isFinish = 0,
//					toStartCss = {},
//					toEndCss = {},
//					fromStartCss = {}
//
//				toStartCss[transformName] = 'translate(0, 100%)'
//				toEndCss[transformName] = 'translate(0%, 0)'
//
//				fromStartCss[transformName] = 'translate(0, -100%)'
//
//				$toPageBody.css(toStartCss)
//				togglePagezIndex($fromPage, $toPage)
//				$toPageBody.emulateTransition(toEndCss, function () {;
//					(++isFinish == 2) && callback()
//				})
//				$fromPageBody.emulateTransition(fromStartCss, function () {;
//					(++isFinish == 2) && callback()
//				})
//			},
//			pushOutDown: function ($toPage, $fromPage, callback) {
//				var $toPageBody = $('.spa-page-body', $toPage),
//					$fromPageBody = $('.spa-page-body', $fromPage),
//					isFinish = 0,
//					toStartCss = {},
//					toEndCss = {},
//					fromStartCss = {}
//
//				toStartCss[transformName] = 'translate(0, -100%)'
//				toEndCss[transformName] = 'translate(0%, 0)'
//
//				fromStartCss[transformName] = 'translate(0, 100%)'
//
//				$toPageBody.css(toStartCss)
//				togglePagezIndex($fromPage, $toPage)
//				$toPageBody.emulateTransition(toEndCss, function () {;
//					(++isFinish == 2) && callback()
//				})
//				$fromPageBody.emulateTransition(fromStartCss, function () {;
//					(++isFinish == 2) && callback()
//				})
//			},
//			pushInDown: function ($toPage, $fromPage, callback) {
//				var $toPageBody = $('.spa-page-body', $toPage),
//					$fromPageBody = $('.spa-page-body', $fromPage),
//					isFinish = 0,
//					toStartCss = {},
//					toEndCss = {},
//					fromStartCss = {}
//
//				toStartCss[transformName] = 'translate(0, -100%)'
//				toEndCss[transformName] = 'translate(0%, 0)'
//
//				fromStartCss[transformName] = 'translate(0, 100%)'
//
//				$toPageBody.css(toStartCss)
//				togglePagezIndex($fromPage, $toPage)
//				$toPageBody.emulateTransition(toEndCss, function () {;
//					(++isFinish == 2) && callback()
//				})
//				$fromPageBody.emulateTransition(fromStartCss, function () {;
//					(++isFinish == 2) && callback()
//				})
//			},
//			pushOutUp: function ($toPage, $fromPage, callback) {
//				var $toPageBody = $('.spa-page-body', $toPage),
//					$fromPageBody = $('.spa-page-body', $fromPage),
//					isFinish = 0,
//					toStartCss = {},
//					toEndCss = {},
//					fromStartCss = {}
//
//				toStartCss[transformName] = 'translate(0, 100%)'
//				toEndCss[transformName] = 'translate(0%, 0)'
//
//				fromStartCss[transformName] = 'translate(0, -100%)'
//
//				$toPageBody.css(toStartCss)
//				togglePagezIndex($fromPage, $toPage)
//				$toPageBody.emulateTransition(toEndCss, function () {;
//					(++isFinish == 2) && callback()
//				})
//				$fromPageBody.emulateTransition(fromStartCss, function () {;
//					(++isFinish == 2) && callback()
//				})
//			},
			zoomIn: function ($toPage, $fromPage, callback) {
				var $toPageBody = $('.spa-page-body', $toPage),
					$fromPageBody = $('.spa-page-body', $fromPage),
					toStartCss = {},
					toEndCss = {}

				toStartCss[transformName] = 'scale(0, 0)'
				toEndCss[transformName] = 'scale(1, 1)'

				$toPageBody.css(toStartCss)
				togglePagezIndex($fromPage, $toPage)
				$toPageBody.emulateTransition(toEndCss, function () {
					callback()
				})
			},
			zoomOut: function ($toPage, $fromPage, callback) {
				var $toPageBody = $('.spa-page-body', $toPage),
					$fromPageBody = $('.spa-page-body', $fromPage),
					fromStartCss = {}

				fromStartCss[transformName] = 'scale(0, 0)'

				$fromPageBody.emulateTransition(fromStartCss, function () {
					togglePagezIndex($fromPage, $toPage)
					callback()
				})
			},
//			overlayInLeft: function ($toPage, $fromPage, callback) {
//				var $toPageBody = $('.spa-page-body', $toPage),
//					$fromPageBody = $('.spa-page-body', $fromPage),
//					pageBodyWidth = $toPageBody.children().width(),
//					toStartCss = {
//						left: 'auto',
//						width: pageBodyWidth
//					},
//					toEndCss = {}
//
//				toEndCss[transformName] = 'translate(0px, 0)'
//
//				$toPageBody.css(toStartCss)
//				pageBodyWidth = pageBodyWidth * 2 - $toPageBody.prop('clientWidth')
//				toStartCss = {
//					width: pageBodyWidth
//				}
//				toStartCss[transformName] = 'translate(' + pageBodyWidth + 'px, 0)'
//
//				$toPageBody.css(toStartCss)
//				togglePagezIndex($fromPage, $toPage)
//				$toPageBody.emulateTransition(toEndCss, function () {
//					callback()
//				})
//			},
//			overlayOutRight: function ($toPage, $fromPage, callback) {
//				var $toPageBody = $('.spa-page-body', $toPage),
//					$fromPageBody = $('.spa-page-body', $fromPage),
//					prevPageBodyWidth = $fromPageBody.width(),
//					fromStartCss = {},
//					fromEndCss = {
//						width: 'auto',
//						left: 0
//					}
//
//				fromStartCss[transformName] = 'translate(' + prevPageBodyWidth + 'px, 0)'
//
//				$fromPageBody.emulateTransition(fromStartCss, function () {
//					togglePagezIndex($fromPage, $toPage)
//					$fromPageBody.css(fromEndCss)
//					callback()
//				})
//			},
//			overlayInRight: function ($toPage, $fromPage, callback) {
//				var $toPageBody = $('.spa-page-body', $toPage),
//					$fromPageBody = $('.spa-page-body', $fromPage),
//					pageBodyWidth = $toPageBody.children().width(),
//					toStartCss = {
//						right: 'auto',
//						width: pageBodyWidth
//					},
//					toEndCss = {}
//
//				toEndCss[transformName] = 'translate(0px, 0)'
//
//				$toPageBody.css(toStartCss)
//				pageBodyWidth = pageBodyWidth * 2 - $toPageBody.prop('clientWidth')
//				toStartCss = {
//					width: pageBodyWidth
//				}
//				toStartCss[transformName] = 'translate(' + (0 - pageBodyWidth) + 'px, 0)'
//
//				$toPageBody.css(toStartCss)
//				togglePagezIndex($fromPage, $toPage)
//				$toPageBody.emulateTransition(toEndCss, function () {
//					callback()
//				})
//			},
//			overlayOutLeft: function ($toPage, $fromPage, callback) {
//				var $toPageBody = $('.spa-page-body', $toPage),
//					$fromPageBody = $('.spa-page-body', $fromPage),
//					prevPageBodyWidth = $fromPageBody.width(),
//					fromStartCss = {},
//					fromEndCss = {
//						width: 'auto',
//						right: 0
//					}
//
//				fromStartCss[transformName] = 'translate(' + (0 - prevPageBodyWidth) + 'px, 0)'
//
//				$fromPageBody.emulateTransition(fromStartCss, function () {
//					togglePagezIndex($fromPage, $toPage)
//					$fromPageBody.css(fromEndCss)
//					callback()
//				})
//			},
			overlayInUp: function ($toPage, $fromPage, callback) {
				var $toPageBody = $('.spa-page-body', $toPage),
					$fromPageBody = $('.spa-page-body', $fromPage),
					pageBodyHeight = $toPageBody.children().height(),
					toStartCss = {
						top: 'auto',
						height: pageBodyHeight
					},
					toEndCss = {}

				toEndCss[transformName] = 'translate(0, 0px)'

				$toPageBody.css(toStartCss)
				pageBodyHeight = pageBodyHeight * 2 - $toPageBody.prop('clientHeight')
				toStartCss = {
					height: pageBodyHeight
				}
				toStartCss[transformName] = 'translate(0, ' + pageBodyHeight + 'px)'

				$toPageBody.css(toStartCss)
				togglePagezIndex($fromPage, $toPage)
				$toPageBody.emulateTransition(toEndCss, function () {
					callback()
				})
			},
			overlayOutDown: function ($toPage, $fromPage, callback) {
				var $toPageBody = $('.spa-page-body', $toPage),
					$fromPageBody = $('.spa-page-body', $fromPage),
					prevPageBodyHeight = $fromPageBody.height(),
					fromStartCss = {},
					fromEndCss = {
						height: 'auto',
						top: 0
					}

				fromStartCss[transformName] = 'translate(0, ' + prevPageBodyHeight + 'px)'

				$fromPageBody.emulateTransition(fromStartCss, function () {
					togglePagezIndex($fromPage, $toPage)
					$fromPageBody.css(fromEndCss)
					callback()
				})
			},
//			overlayInDown: function ($toPage, $fromPage, callback) {
//				var $toPageBody = $('.spa-page-body', $toPage),
//					$fromPageBody = $('.spa-page-body', $fromPage),
//					pageBodyHeight = $toPageBody.children().height(),
//					toStartCss = {
//						bottom: 'auto',
//						height: pageBodyHeight
//					},
//					toEndCss = {}
//
//				toEndCss[transformName] = 'translate(0, 0px)'
//
//				$toPageBody.css(toStartCss)
//				pageBodyHeight = pageBodyHeight * 2 - $toPageBody.prop('clientHeight')
//				toStartCss = {
//					height: pageBodyHeight
//				}
//				toStartCss[transformName] = 'translate(0, ' + (0 - pageBodyHeight) + 'px)'
//
//				$toPageBody.css(toStartCss)
//				togglePagezIndex($fromPage, $toPage)
//				$toPageBody.emulateTransition(toEndCss, function () {
//					callback()
//				})
//			},
//			overlayOutUp: function ($toPage, $fromPage, callback) {
//				var $toPageBody = $('.spa-page-body', $toPage),
//					$fromPageBody = $('.spa-page-body', $fromPage),
//					prevPageBodyHeight = $fromPageBody.height(),
//					fromStartCss = {},
//					fromEndCss = {
//						height: 'auto',
//						bottom: 0
//					}
//
//				fromStartCss[transformName] = 'translate(0, ' + (0 - prevPageBodyHeight) + 'px)'
//
//				$fromPageBody.emulateTransition(fromStartCss, function () {
//					togglePagezIndex($fromPage, $toPage)
//					$fromPageBody.css(fromEndCss)
//					callback()
//				})
//			},
//			revealInLeft: function ($toPage, $fromPage, callback) {
//				var $toPageBody = $('.spa-page-body', $toPage),
//					$fromPageBody = $('.spa-page-body', $fromPage),
//					pageBodyWidth = $toPageBody.children().width(),
//					toStartCss = {
//						left: 'auto',
//						width: pageBodyWidth
//					},
//					fromStartCss = {}
//
//				toStartCss[transformName] = 'translate(0, 0)'
//
//				$toPageBody.css(toStartCss)
//				pageBodyWidth = $toPageBody.width() * 2 - $toPageBody.prop('clientWidth')
//				$toPageBody.css({
//					width: pageBodyWidth
//				})
//				fromStartCss[transformName] = 'translate(' + (0 - pageBodyWidth) + 'px, 0)'
//
//				togglePagezIndex($toPage, $fromPage)
//				$fromPageBody.emulateTransition(fromStartCss, function () {
//					togglePagezIndex($fromPage, $toPage)
//					callback()
//				})
//			},
//			revealOutRight: function ($toPage, $fromPage, callback) {
//				var $toPageBody = $('.spa-page-body', $toPage),
//					$fromPageBody = $('.spa-page-body', $fromPage),
//					prevPageBodyWidth = $fromPageBody.width(),
//					toStartCss = {}
//
//				toStartCss[transformName] = 'translate(0px, 0)'
//
//				togglePagezIndex($fromPage, $toPage)
//				$toPageBody.emulateTransition(toStartCss, function () {
//					$fromPageBody.css({
//						width: 'auto',
//						left: 0
//					})
//					callback()
//				})
//			},
//			revealInRight: function ($toPage, $fromPage, callback) {
//				var $toPageBody = $('.spa-page-body', $toPage),
//					$fromPageBody = $('.spa-page-body', $fromPage),
//					pageBodyWidth = $toPageBody.children().width(),
//					toStartCss = {
//						right: 'auto',
//						width: pageBodyWidth
//					},
//					fromStartCss = {}
//
//				toStartCss[transformName] = 'translate(0, 0)'
//
//				$toPageBody.css(toStartCss)
//				pageBodyWidth = $toPageBody.width() * 2 - $toPageBody.prop('clientWidth')
//				$toPageBody.css({
//					width: pageBodyWidth
//				})
//				fromStartCss[transformName] = 'translate(' + pageBodyWidth + 'px, 0)'
//
//				togglePagezIndex($toPage, $fromPage)
//				$fromPageBody.emulateTransition(fromStartCss, function () {
//					togglePagezIndex($fromPage, $toPage)
//					callback()
//				})
//			},
//			revealOutLeft: function ($toPage, $fromPage, callback) {
//				var $toPageBody = $('.spa-page-body', $toPage),
//					$fromPageBody = $('.spa-page-body', $fromPage),
//					prevPageBodyWidth = $fromPageBody.width(),
//					toStartCss = {}
//
//				toStartCss[transformName] = 'translate(0px, 0)'
//
//				togglePagezIndex($fromPage, $toPage)
//				$toPageBody.emulateTransition(toStartCss, function () {
//					$fromPageBody.css({
//						width: 'auto',
//						right: 0
//					})
//					callback()
//				})
//			},
//			revealInUp: function ($toPage, $fromPage, callback) {
//				var $toPageBody = $('.spa-page-body', $toPage),
//					$fromPageBody = $('.spa-page-body', $fromPage),
//					pageBodyHeight = $toPageBody.children().height(),
//					toStartCss = {
//						top: 'auto',
//						height: pageBodyHeight
//					},
//					fromStartCss = {}
//
//				toStartCss[transformName] = 'translate(0, 0)'
//
//				$toPageBody.css(toStartCss)
//				pageBodyHeight = $toPageBody.height() * 2 - $toPageBody.prop('clientHeight')
//				$toPageBody.css({
//					height: pageBodyHeight
//				})
//				fromStartCss[transformName] = 'translate(0, ' + (0 - pageBodyHeight) + 'px)'
//
//				togglePagezIndex($toPage, $fromPage)
//				$fromPageBody.emulateTransition(fromStartCss, function () {
//					togglePagezIndex($fromPage, $toPage)
//					callback()
//				})
//			},
//			revealOutDown: function ($toPage, $fromPage, callback) {
//				var $toPageBody = $('.spa-page-body', $toPage),
//					$fromPageBody = $('.spa-page-body', $fromPage),
//					prevPageBodyHeight = $fromPageBody.height(),
//					toStartCss = {}
//
//				toStartCss[transformName] = 'translate(0, 0px)'
//
//				togglePagezIndex($fromPage, $toPage)
//				$toPageBody.emulateTransition(toStartCss, function () {
//					$fromPageBody.css({
//						height: 'auto',
//						top: 0
//					})
//					callback()
//				})
//			},
//			revealInDown: function ($toPage, $fromPage, callback) {
//				var $toPageBody = $('.spa-page-body', $toPage),
//					$fromPageBody = $('.spa-page-body', $fromPage),
//					pageBodyHeight = $toPageBody.children().height(),
//					toStartCss = {
//						bottom: 'auto',
//						height: pageBodyHeight
//					},
//					fromStartCss = {}
//
//				toStartCss[transformName] = 'translate(0, 0)'
//
//				$toPageBody.css(toStartCss)
//				pageBodyHeight = $toPageBody.height() * 2 - $toPageBody.prop('clientHeight')
//				$toPageBody.css({
//					height: pageBodyHeight
//				})
//				fromStartCss[transformName] = 'translate(0, ' + pageBodyHeight + 'px)'
//
//				togglePagezIndex($toPage, $fromPage)
//				$fromPageBody.emulateTransition(fromStartCss, function () {
//					togglePagezIndex($fromPage, $toPage)
//					callback()
//				})
//			},
//			revealOutUp: function ($toPage, $fromPage, callback) {
//				var $toPageBody = $('.spa-page-body', $toPage),
//					$fromPageBody = $('.spa-page-body', $fromPage),
//					prevPageBodyHeight = $fromPageBody.height(),
//					toStartCss = {}
//
//				toStartCss[transformName] = 'translate(0, 0px)'
//
//				togglePagezIndex($fromPage, $toPage)
//				$toPageBody.emulateTransition(toStartCss, function () {
//					$fromPageBody.css({
//						height: 'auto',
//						bottom: 0
//					})
//					callback()
//				})
//			},
//			pushPartInLeft: function ($toPage, $fromPage, callback) {
//				var $toPageBody = $('.spa-page-body', $toPage),
//					$fromPageBody = $('.spa-page-body', $fromPage),
//					pageBodyWidth = $toPageBody.children().width(),
//					isFinish = 0,
//					toStartCss = {
//						left: 'auto',
//						width: pageBodyWidth
//					},
//					toEndCss = {},
//					fromStartCss = {}
//
//				$toPageBody.css(toStartCss)
//				pageBodyWidth = $toPageBody.width() * 2 - $toPageBody.prop('clientWidth')
//
//				toStartCss = {
//					width: pageBodyWidth
//				}
//				toStartCss[transformName] = 'translate(' + pageBodyWidth + 'px, 0)'
//
//				toEndCss[transformName] = 'translate(0px, 0)'
//
//				fromStartCss[transformName] = 'translate(' + (0 - pageBodyWidth) + 'px, 0)'
//
//				$toPageBody.css(toStartCss)
//				togglePagezIndex($fromPage, $toPage)
//				$toPageBody.emulateTransition(toEndCss, function () {;
//					(++isFinish == 2) && callback()
//				})
//				$fromPageBody.emulateTransition(fromStartCss, function () {;
//					(++isFinish == 2) && callback()
//				})
//			},
//			pushPartOutRight: function ($toPage, $fromPage, callback) {
//				var $toPageBody = $('.spa-page-body', $toPage),
//					$fromPageBody = $('.spa-page-body', $fromPage),
//					prevPageBodyWidth = $fromPageBody.width(),
//					isFinish = 0,
//					toStartCss = {},
//					fromStartCss = {},
//					fromEndCss = {
//						width: 'auto',
//						left: 0
//					}
//
//				toStartCss[transformName] = 'translate(0px, 0)'
//				fromStartCss[transformName] = 'translate(' + prevPageBodyWidth + 'px, 0)'
//
//				togglePagezIndex($fromPage, $toPage)
//				$toPageBody.emulateTransition(toStartCss, function () {;
//					(++isFinish == 2) && callback()
//				})
//				$fromPageBody.emulateTransition(fromStartCss, function () {
//					$fromPageBody.css(fromEndCss);
//					(++isFinish == 2) && callback()
//				})
//			},
//			pushPartInRight: function ($toPage, $fromPage, callback) {
//				var $toPageBody = $('.spa-page-body', $toPage),
//					$fromPageBody = $('.spa-page-body', $fromPage),
//					pageBodyWidth = $toPageBody.children().width(),
//					isFinish = 0,
//					toStartCss = {
//						right: 'auto',
//						width: pageBodyWidth
//					},
//					toEndCss = {},
//					fromStartCss = {}
//
//				$toPageBody.css(toStartCss)
//				pageBodyWidth = $toPageBody.width() * 2 - $toPageBody.prop('clientWidth')
//
//				toStartCss = {
//					width: pageBodyWidth
//				}
//				toStartCss[transformName] = 'translate(' + (0 - pageBodyWidth) + 'px, 0)'
//				fromStartCss[transformName] = 'translate(' + pageBodyWidth + 'px, 0)'
//
//				toEndCss[transformName] = 'translate(0px, 0)'
//
//				$toPageBody.css(toStartCss)
//				togglePagezIndex($fromPage, $toPage)
//				$toPageBody.emulateTransition(toEndCss, function () {;
//					(++isFinish == 2) && callback()
//				})
//				$fromPageBody.emulateTransition(fromStartCss, function () {;
//					(++isFinish == 2) && callback()
//				})
//			},
//			pushPartOutLeft: function ($toPage, $fromPage, callback) {
//				var $toPageBody = $('.spa-page-body', $toPage),
//					$fromPageBody = $('.spa-page-body', $fromPage),
//					prevPageBodyWidth = $fromPageBody.width(),
//					isFinish = 0,
//					toStartCss = {},
//					fromStartCss = {},
//					fromEndCss = {
//						width: 'auto',
//						right: 0
//					}
//
//				toStartCss[transformName] = 'translate(0px, 0)'
//				fromStartCss[transformName] = 'translate(' + (0 - prevPageBodyWidth) + 'px, 0)'
//
//				togglePagezIndex($fromPage, $toPage)
//				$toPageBody.emulateTransition(toStartCss, function () {;
//					(++isFinish == 2) && callback()
//				})
//				$fromPageBody.emulateTransition(fromStartCss, function () {
//					$fromPageBody.css(fromEndCss);
//					(++isFinish == 2) && callback()
//				})
//			},
//			pushPartInUp: function ($toPage, $fromPage, callback) {
//				var $toPageBody = $('.spa-page-body', $toPage),
//					$fromPageBody = $('.spa-page-body', $fromPage),
//					pageBodyHeight = $toPageBody.children().height(),
//					isFinish = 0,
//					toStartCss = {
//						top: 'auto',
//						height: pageBodyHeight
//					},
//					toEndCss = {},
//					fromStartCss = {}
//
//				$toPageBody.css(toStartCss)
//				pageBodyHeight = $toPageBody.height() * 2 - $toPageBody.prop('clientHeight')
//
//				toStartCss = {
//					height: pageBodyHeight
//				}
//				toStartCss[transformName] = 'translate(0, ' + pageBodyHeight + 'px)'
//				toEndCss[transformName] = 'translate(0, 0px)'
//				fromStartCss[transformName] = 'translate(0, ' + (0 - pageBodyHeight) + 'px)'
//
//				$toPageBody.css(toStartCss)
//				togglePagezIndex($fromPage, $toPage)
//				$toPageBody.emulateTransition(toEndCss, function () {;
//					(++isFinish == 2) && callback()
//				})
//				$fromPageBody.emulateTransition(fromStartCss, function () {;
//					(++isFinish == 2) && callback()
//				})
//			},
//			pushPartOutDown: function ($toPage, $fromPage, callback) {
//				var $toPageBody = $('.spa-page-body', $toPage),
//					$fromPageBody = $('.spa-page-body', $fromPage),
//					prevPageBodyHeight = $fromPageBody.height(),
//					isFinish = 0,
//					toStartCss = {},
//					fromStartCss = {},
//					fromEndCss = {
//						height: 'auto',
//						top: 0
//					}
//
//				toStartCss[transformName] = 'translate(0, 0px)'
//				fromStartCss[transformName] = 'translate(0, ' + prevPageBodyHeight + 'px)'
//
//				togglePagezIndex($fromPage, $toPage)
//				$toPageBody.emulateTransition(toStartCss, function () {;
//					(++isFinish == 2) && callback()
//				})
//				$fromPageBody.emulateTransition(fromStartCss, function () {
//					$fromPageBody.css(fromEndCss);
//					(++isFinish == 2) && callback()
//				})
//			},
//			pushPartInDown: function ($toPage, $fromPage, callback) {
//				var $toPageBody = $('.spa-page-body', $toPage),
//					$fromPageBody = $('.spa-page-body', $fromPage),
//					pageBodyHeight = $toPageBody.children().height(),
//					isFinish = 0,
//					toStartCss = {
//						bottom: 'auto',
//						height: pageBodyHeight
//					},
//					toEndCss = {},
//					fromStartCss = {}
//
//				$toPageBody.css(toStartCss)
//				pageBodyHeight = $toPageBody.height() * 2 - $toPageBody.prop('clientHeight')
//
//				toStartCss = {
//					height: pageBodyHeight
//				}
//				toStartCss[transformName] = 'translate(0, ' + (0 - pageBodyHeight) + 'px)'
//				toEndCss[transformName] = 'translate(0, 0px)'
//				fromStartCss[transformName] = 'translate(0, ' + pageBodyHeight + 'px)'
//
//				$toPageBody.css(toStartCss)
//				togglePagezIndex($fromPage, $toPage)
//				$toPageBody.emulateTransition(toEndCss, function () {;
//					(++isFinish == 2) && callback()
//				})
//				$fromPageBody.emulateTransition(fromStartCss, function () {;
//					(++isFinish == 2) && callback()
//				})
//			},
//			pushPartOutUp: function ($toPage, $fromPage, callback) {
//				var $toPageBody = $('.spa-page-body', $toPage),
//					$fromPageBody = $('.spa-page-body', $fromPage),
//					prevPageBodyHeight = $fromPageBody.height(),
//					isFinish = 0,
//					toStartCss = {},
//					fromStartCss = {},
//					fromEndCss = {
//						height: 'auto',
//						bottom: 0
//					}
//
//				toStartCss[transformName] = 'translate(0, 0px)'
//				fromStartCss[transformName] = 'translate(0, ' + (0 - prevPageBodyHeight) + 'px)'
//
//				togglePagezIndex($fromPage, $toPage)
//				$toPageBody.emulateTransition(toStartCss, function () {;
//					(++isFinish == 2) && callback()
//				})
//				$fromPageBody.emulateTransition(fromStartCss, function () {
//					$fromPageBody.css(fromEndCss);
//					(++isFinish == 2) && callback()
//				})
//			}
		})

		//判断是否是面板转场动画
		var isPanelAnimate = (function () {
			var panelAnimateReg = /^(overlay|reveal|pushPart).*$/
			return function (animate) {
				return panelAnimateReg.test(animate)
			}
		})()

		//页面转场
		function transitPage($toPage, $fromPage, animate, callback) {
			var $toPageBody = $('.spa-page-body', $toPage),
				$fromPageBody = $('.spa-page-body', $fromPage),
				toStartCss = {}

			// 如果不支持css3
			!transformName && (animate = 'defaultInOut')

			transitPageAnimatesName[animate] || (animate = 'defaultInOut')

			// 如果是首次打开的视图，强制设置为defaultInOut
			if (transitFirst) {
				transitFirst = false
				animate = 'defaultInOut'
			}

			// 还原之前转场过程中被修改的视图样式
			toStartCss.opacity = 1
			if (!isPanelAnimate(animate) && transformName) {
				toStartCss[transformName] = 'translate(0, 0) scale(1, 1)'
			}
			$toPageBody.css(toStartCss)
			
			transitPageAnimates[animate].apply($toPage, [$toPage, $fromPage, callback])
		}

		//生成唯一id
		var uniqueID = (function () {
			var id = 0
			return function () {
				return id++
			}
		})()

		//创建新页面
		$doc.on('spa:createpage', function (event, options) {
			//$doc.trigger('spa:openloader')

			var hash = options.hash,
				pushData = options.pushData,
				callback = options.callback,
				requestData,
				routeRegStr,
				routeReg,
				pageOptions

			$.each(routes, function (regStr, opt) {
				routeReg = new RegExp(regStr)
				if (routeReg.test(hash)) {
					routeRegStr = regStr
					pageOptions = opt
					return false
				} else {
					routeReg = false
				}
			})
			
			//页面的hash有匹配的路由规则
			if (isRegExp(routeReg)) {
				var classname = (pageOptions.classname ? ' spa-page-' + pageOptions.classname : '') + (pageOptions.nocache ? ' no-cache' : ''),
					$page = $('<div class="spa-page' + classname + '"><div class="spa-page-body"></div></div>'),
					pageId = uniqueID(),
					pageData,
					viewData

				// 设置pageId
				$page.data('id', pageId)

				// 初始化视图数据    
				pageData = {
					id: pageId,
					hash: hash,
					pushData: pushData,
					requestData: _extractParameters(routeReg, hash),
					route: routeRegStr,
					el: $page,
					// 因为pushData要放入浏览器的state中，所以不能保存对象，此处增加一个callback来缓存业务所需的回调
					callback: callback
				}

				viewsdata[pageId] = pageData

				// 渲染视图
				// $body.append($page)

				// 缓存视图
					!pageOptions.nocache && $doc.trigger('spa:viewcache', {
					view: $page
				})

				// 获取视图的渲染数据
				viewData = pageOptions.view.call($page, pageData)
				
				if ($.isPlainObject(viewData)) {
					$doc.trigger('spa:initpage', [$page, viewData])
				}
			}
		})

		//初始化页面
		$doc.on('spa:initpage', function (event, $page, viewData) {
			var pageId = $page.data('id'),
				pageData = viewsdata[pageId],
				pageOptions = routes[pageData.route]

			// 重置回调函数
			$.each(['init', 'beforeopen', 'afteropen', 'beforeclose', 'afterclose'], function (i, fn) {
				viewData[fn] && (pageOptions[fn] = viewData[fn])
			})

			pageData.viewData = viewData

			// 关闭loader
			//$doc.trigger('spa:closeloader')

			// 渲染视图内容
			$('.spa-page-body', $page).html(viewData.body)
			$body.append($page)

			// 初始化视图
			$.Deferred(function (dtd) {
				if (!$page.data('spa:init')) {
					$page.data('spa:init', true);

					if (!pageOptions.init) {
						dtd.resolve();
					} else {
						pageOptions.init.call($page, pageData, dtd);
					}
					//
					//					// 打开之前还原spa-scroll-touch
					//					if ($.os.ios && parseInt($.os.version.slice(0, 1)) > 5) {
					//						$('.spa-scroll', $page).addClass('spa-scroll-touch')
					//					}
				} else {
					dtd.resolve();
				}
			}).done(function () {
				// 打开页面视图
				$page.trigger('spa:openpage')
			})
		})

		//打开页面
		$doc.on('spa:openpage', '.spa-page', function (event, afteropenCallback) {
			var $page = $(event.currentTarget),
				pageId = $page.data('id'),
				pageData = viewsdata[pageId],
				route = routes[pageData.route],
				hash = pageData.hash,
				pushData = pageData.pushData,
				oldpushData = pageData.oldpushData,
				requestData = pageData.requestData,
				viewData = pageData.viewData,
				title = pushData.title || viewData.title,
				// 是否是返回操作
				isBack = false,
				animate = pushData.animate || route.animate;

			// 第一次没有页面视图的时候
			// 新建一个占位页面视图
			if (!$curPage) {
				$body.append('<div class="spa-page spa-page-empty"><div class="spa-page-body"></div></div>')
				$curPage = $('.spa-page-empty')
			}

			var curPageId = $curPage.data('id'),
				curPageData = viewsdata[curPageId] || {}

			// 如果是返回前一个页面，强制设置为前一个页面的反相动画效果
			// 但是，pushData.animate的优先级更高
			if (curPageData.prevPage && curPageData.prevPage.data('id') === pageId) {
				isBack = true
				
				if (!pushData.animate) {
					var prevAnimate = curPageData.prevAnimate
					if (prevAnimate && !$.isFunction(prevAnimate)) {
						animate = transitPageAnimatesName[prevAnimate]
					}
				}
			}

			var beforeclose,
				afterclose;

			// 判断当前视图是面板还是页面
			if ($curPage.hasClass('spa-panel')) {
				var panelOptions = panels[$curPage.data('id')]

				beforeclose = panelOptions.beforeclose
				afterclose = panelOptions.afterclose
			} else if (curPageData.route) {
				var curPageRoute = routes[curPageData.route]

				beforeclose = curPageRoute.beforeclose
				afterclose = curPageRoute.afterclose
			}

			// $doc.trigger('spa:opencover')

			var callback = function () {
				// 关闭之后清除spa-scroll-touch
				if ($.os.ios && parseInt($.os.version.slice(0, 1)) > 5) {
					$('.spa-scroll', $curPage).removeClass('spa-scroll-touch')
				}

				afterclose && afterclose.call($curPage, curPageData)
					//如果页面禁止缓存则删除页面
				if ($curPage.hasClass('no-cache')) {
					$curPage.remove()
				}
				if ($curPage.hasClass('spa-panel')) {
					$curPage.css({
						zIndex: pagezIndex
					})
					pageData.prevPage && pageData.prevPage.css({
						zIndex: prevPagezIndex
					})
				} else {
					// 返回操作不用设置prevPage
					if (!isBack) {
						//替换页面
						if (pushData.replacePage && curPageData.prevPage) {
							pageData.prevPage = curPageData.prevPage;
							pageData.prevPage.css({
								zIndex: prevPagezIndex
							});
							$curPage.css({
								zIndex: pagezIndex
							});
						} else {
							pageData.prevPage = $curPage;
						}
					}
				}

				$.Deferred(function (dtd) {
					if ($.isFunction(route.afteropen)) {
						route.afteropen.call($page, pageData, dtd);
					} else {
						dtd.resolve();
					}
				}).done(function () {
					$curPage = $page
						// $doc.trigger('spa:closecover')

					// 页面打开后，如果当前路由和当前页面不匹配，触发路由请求
					if (pageData.hash !== getHash()) {
						// 还原isPrevent
						isPrevent = false

						$win.trigger('spapopstate')
					} else {
						$.isFunction(afteropenCallback) && afteropenCallback.call($page)

						// 还原isPrevent
						isPrevent = false
					}
				})
			}

			$.Deferred(function (dtd) {
				if ($.isFunction(beforeclose)) {
					beforeclose.call($curPage, curPageData, dtd);
				} else {
					dtd.resolve();
				}
			}).done(function () {
				$.Deferred(function (dtd) {
					if ($.isFunction(route.beforeopen)) {
						route.beforeopen.call($page, pageData, dtd);
					} else {
						dtd.resolve();
					}
				}).done(function () {
					// 缓存页面最近一次载入的动画（非返回的情况）
					!isBack && (pageData.prevAnimate = animate)

					// 打开之前还原spa-scroll-touch
					if ($.os.ios && parseInt($.os.version.slice(0, 1)) > 5) {
						$('.spa-scroll', $page).addClass('spa-scroll-touch')
					}

					// 修改prevPage的zIndex
					if (!isBack) {
						curPageData.prevPage && curPageData.prevPage.css({
							zIndex: pagezIndex
						})
					}
					if (!$.isFunction(animate)) {
						transitPage($page, $curPage, animate, callback)
					} else {
						animate($page, $curPage, callback)
					}

					// 更改视图缓存顺序
					$doc.trigger('spa:viewcachesort', {
						view: $page
					})
				})
			})
		})

		/*
		 * 面板
		 */

		var defaultPanelOptions = {
			id: '', //面板ID
			animate: '', //入场动画效果
			classname: '', //自定义样式名
			view: function () {
				return {
					body: ''
				}
			}, //获取面板视图
			init: null, //初始化回调函数
			beforeopen: null, //打开前回调
			afteropen: null, //打开后回调
			beforeclose: null, //关闭前回调
			afterclose: null //关闭后回调
		}

		//定义面板
		$doc.on('spa:panel', function (event, options) {
			var args = Array.prototype.slice.call(arguments, 1)
			if (args.length > 1) {
				$.each(args, function (i, panel) {
					$doc.trigger('spa:panel', panel)
				})

				return false
			}

			//禁止重复定义ID相同的面板
			if (options.id && !panels[options.id]) {
				panels[options.id] = $.extend({}, defaultPanelOptions, options)
			}
		})

		//创建新面板
		$doc.on('spa:createpanel', function (event, id, pushData) {
			var panelOptions = panels[id]

			if (panelOptions) {
				//$doc.trigger('spa:openloader')

				var classname = panelOptions.classname ? ' spa-panel-' + panelOptions.classname : '',
					$panel = $('<div id="spa-panel-' + id + '" class="spa-page spa-panel ' + classname + '"><div class="spa-page-bg"></div><div class="spa-page-body"></div></div>'),
					panelData,
					viewData

				// 设置panelId
				$panel.data('id', id)

				panelData = {
					id: id,
					pushData: pushData,
					el: $panel
				}

				viewsdata[id] = panelData

				//初始化页面数据
				// $body.append($panel)  

				//缓存面板
				$doc.trigger('spa:viewcache', {
					view: $panel
				})

				//获取视图数据
				viewData = panelOptions.view.call($panel, panelData)

				if ($.isPlainObject(viewData)) {
					$panel.trigger('spa:initpanel', [$panel, viewData])
				}
			}
		})

		//初始化面板
		$doc.on('spa:initpanel', function (event, $panel, viewData) {
			var panelId = $panel.data('id'),
				panelData = viewsdata[panelId],
				pushData = panelData.pushData,
				panelOptions = panels[panelId]

			//重置回调函数
			$.each(['init', 'beforeopen', 'afteropen', 'beforeclose', 'afterclose'], function (i, fn) {
				viewData[fn] && (panelOptions[fn] = viewData[fn])
			})

			panelData.viewData = viewData

			// 渲染视图内容
			$('.spa-page-body', $panel).html(viewData.body)
			$body.append($panel)

			// 初始化视图
			$.Deferred(function (dtd) {
				if (!$panel.data('spa:init')) {
					$panel.data('spa:init', true);

					if (!panelOptions.init) {
						dtd.resolve();
					} else {
						panelOptions.init.call($panel, panelData, dtd);
					}
					// 打开之前还原spa-scroll-touch
					//					if ($.os.ios && parseInt($.os.version.slice(0, 1)) > 5) {
					//						// 带有-webkit-overflow-scrolling: touch
					//						// 这个属性，如果去修改z-index，会偶现闪屏现象。
					//						// 不如一帧以后再添加这个class
					//						setTimeout(function () {
					//							$('.spa-scroll', $panel).addClass('spa-scroll-touch')
					//						}, 17)
					//					}
				} else {
					dtd.resolve();
				}
			}).done(function () {
				// 关闭loader
				//$doc.trigger('spa:closeloader')

				//触发打开页面事件
				$panel.trigger('spa:openpanel', [panelId, pushData])
			})
		})

		//打开面板
		$doc.on('spa:openpanel', function (event, id, pushData) {
			//在页面加载和转场过程中阻止面板请求
			// if(($cover && $cover.css('display') === 'block') || ($loader && $loader.css('display') === 'block')) {
			//   return false
			// }
			//			if ($loader && $loader.css('display') === 'block') {
			//				return false
			//			}

			var $panel = panelscache[id]

			pushData || (pushData = {})

			if ($panel) {
				// 阻塞转场
				if (isPrevent) {
					return false
				}
				isPrevent = true

				var panelOptions = panels[id],
					animate = pushData.animate || panelOptions.animate

				// 如果当前页面是面板，则先收起之前的面板，再打开新面板
				if ($curPage.hasClass('spa-panel')) {
					var $prevPage = viewsdata[$curPage.data('id')].prevPage

					$prevPage.trigger('spa:openpage', [function () {
						$doc.trigger('spa:openpanel', [id, pushData])
        			}])

					return false
				}

				var panelData = viewsdata[id]

				panelData.oldpushData = panelData.pushData
				panelData.pushData = pushData

				// $doc.trigger('spa:opencover')

				var callback = function () {
					panelData.prevPage = $curPage

					$.Deferred(function (dtd) {
						if ($.isFunction(panelOptions.afteropen)) {
							panelOptions.afteropen.call($panel, panelData, dtd);
						} else {
							dtd.resolve();
						}
					}).done(function () {
						$curPage = $panel
							// $doc.trigger('spa:closecover')

						// 还原isPrevent
						isPrevent = false
					})
				}

				$.Deferred(function (dtd) {
					if ($.isFunction(panelOptions.beforeopen)) {
						panelOptions.beforeopen.call($panel, panelData, dtd);
					} else {
						dtd.resolve();
					}
				}).done(function () {
					// 缓存页面最近一次载入的动画
					panelData.prevAnimate = animate

					// 打开之前还原spa-scroll-touch
					if ($.os.ios && parseInt($.os.version.slice(0, 1)) > 5) {
						$('.spa-scroll', $panel).addClass('spa-scroll-touch')
					}

					// 修改prevPage的zIndex
					var curPageId = $curPage.data('id'),
						curPageData = viewsdata[curPageId] || {}

					curPageData.prevPage && curPageData.prevPage.css({
						zIndex: pagezIndex
					})
					
					if (!$.isFunction(animate)) {
						transitPage($panel, $curPage, animate, callback)
					} else {
						animate($panel, $curPage, callback)
					}

					// 更改视图缓存顺序
					$doc.trigger('spa:viewcachesort', {
						view: $panel
					})
				})
			} else {
				$doc.trigger('spa:createpanel', [id, pushData])
			}

		})

		//关闭面板
		$doc.on('spa:closepanel', function (event, options) {
			var $panel = $(event.target),
				panelId = $panel.data('id'),
				panelData = viewsdata[panelId]

			options && options.id && ($panel = $('.spa-panel-' + options.id))

			// 关闭面板后打开之前的页面
			if ($curPage.hasClass('spa-panel') && $curPage.data('id') === panelId) {
				var $page = panelData.prevPage

				$page.trigger('spa:openpage')
			}
		})

		//点击面板外侧自动关闭面板
		$doc.on('touchstart', '.spa-panel', function (event) {
			var $panel = $(event.currentTarget),
				$tagert = $(event.target)

			if ($tagert.parent('.spa-page-body').length > 0) {
				event.stopPropagation()
				event.preventDefault()
				$panel.trigger('spa:closepanel')
			}
		})


		/*
		 * 设置清理页面最多缓存的页面数量
		 */

		$doc.on('spa:viewcachecount', function (event, options) {
			viewcachecount = options.count
		})


		/*
		 * 缓存并清理视图优化内存
		 */

		$doc.on('spa:viewcache', function (event, options) {
			var $view = options.view,
				viewId = $view.data('id'),
				type,
				key

			// 先缓存
			if ($view.hasClass('spa-panel')) {
				type = 'panle'
				key = viewId
				panelscache[key] = $view
			} else {
				type = 'page'
				key = viewsdata[viewId].hash
				pagescache[key] = $view
			}

			viewscache.unshift(type + ':' + key)

			// 再清理
			if (viewcachecount !== 0 && viewscache.length > viewcachecount) {
				var cleanup = viewscache.splice(viewcachecount),
					cleanupsplit,
					cleanuptype,
					cleanupkey,
					cleanupcache

				$.each(cleanup, function (index, value) {
					cleanupsplit = value.split(':', 2)
					cleanuptype = cleanupsplit[0]
					cleanupkey = cleanupsplit[1]

					cleanupcache = cleanuptype == 'page' ? pagescache : panelscache
					$('img', cleanupcache[cleanupkey]).remove()
					cleanupcache[cleanupkey].html('').remove()
					delete cleanupcache[cleanupkey]
				})
			}
		})


		/*
		 * 更新视图缓存顺序
		 */

		$doc.on('spa:viewcachesort', function (event, options) {
			var $view = options.view,
				viewId = $view.data('id'),
				type,
				key,
				name,
				index

			if ($view.hasClass('spa-panel')) {
				type = 'panle'
				key = viewId
			} else {
				type = 'page'
				key = viewsdata[viewId].hash
			}

			name = type + ':' + key
			index = viewscache.indexOf(name)

			if (index !== -1) {
				viewscache.splice(index, 1)
				viewscache.unshift(name)
			}
		})


		/*
		 * 路由请求
		 */

		$doc.on('spa:navigate', function (event, options) {
			var hash = options.hash || '',
				title = options.title || '',
				pushData = options.pushData || {},
				replace = options.replace || false,
				callback = options.callback || {},
				url = options.url || ''

			title && (document.title = title)
				// hack在微信等webview中无法修改document.title的情况
//			var $iframe = $('<iframe src="/favicon.ico"></iframe>').on('load', function () {
//				setTimeout(function () {
//					$iframe.off('load').remove()
//				}, 0)
//			}).appendTo($body)

			hash = url + '#' + hash

			// 如果在页面视图中，并且路由请求和当前路由重复，则不继续执行
			if ($curPage && !$curPage.hasClass('spa-panel') && hashhistory.length && '#' + hashhistory[hashhistory.length - 1] === hash) {
				return
			}

			// 阻塞转场
			if (isPrevent) {
				return false
			}
			isPrevent = true

			if (replace) {
				pushData['replacePage'] = replace;
				history.replaceState(pushData, title, hash);
			} else {
				history.pushState(pushData, title, hash);
			}

			$win.trigger('spapopstate', [options]);
		})


		/*
		 * 场景转换遮罩
		 */

		// 阻塞鼠标和手势操作
		function preventEventHandle(evnet) {
			event.stopPropagation()
			event.preventDefault()
		}


		/*
		 * 数据加载动画
		 * http://css-tricks.com/snippets/css/bouncy-animated-loading-animation/
		 */

		// 自定义loading层元素和样式
		$doc.on('spa:loader', function (event, options) {
			options.body && (loaderBody = options.body)
			options.style && (loaderStyle = options.style)
		})

		// loading显示延迟
		var loaderTimer

		// 显示loading层
		$doc.on('spa:openloader', function (event) {
//			loaderTimer = setTimeout(function () {
//				loaderTimer = undefined
//				console.log('show');
//				$loader.show();
//			}, 300)
			$loader.show();
		})

		// 隐藏loading层
		$doc.on('spa:closeloader', function (event) {
//			if (loaderTimer) {
//				clearTimeout(loaderTimer)
//				loaderTimer = undefined
//				console.log('autoHide');
//			} else {
//				console.log('hide');
//				$loader.hide();
//			}
			$loader.hide();
		})
		
		/*
		 * 应用启动
		 */

		$doc.on('spa:boot', function (event, options) {
			// 初始化$body
			$body = $('body');

			// 调整全屏模式
			$fullscreen = $('.spa-fullscreen');

			// 初始化loading层
			$loader = $('.spa-loader')
			$loader.on('click select mousedown mousemove mouseup touchstart touchmove touchend', preventEventHandle)

			options && options.callback && options.callback()
			
			// 关闭loading
			$doc.trigger('spa:closeloader');
			
			// 启动完成
			hasBoot = true

			// 激活路由请求
			$win.trigger('spapopstate');

			options && options.callback && options.callback()
		})

	})($);

	/*
	 * requestAnimationFrame and cancel polyfill
	 */
	(function () {
		'use strict';

		var lastTime = 0,
			vendors = ['ms', 'moz', 'webkit', 'o']
		for (var x = 0; x < vendors.length && !window.requestAnimationFrame; ++x) {
			window.requestAnimationFrame = window[vendors[x] + 'RequestAnimationFrame']
			window.cancelAnimationFrame = window[vendors[x] + 'CancelAnimationFrame'] || window[vendors[x] + 'CancelRequestAnimationFrame']
		}

		if (!window.requestAnimationFrame)
			window.requestAnimationFrame = function (callback, element) {
				var currTime = new Date().getTime(),
					timeToCall = Math.max(0, 16 - (currTime - lastTime)),
					id = window.setTimeout(function () {
						callback(currTime + timeToCall)
					}, timeToCall)
				lastTime = currTime + timeToCall
				return id
			};

		if (!window.cancelAnimationFrame)
			window.cancelAnimationFrame = function (id) {
				clearTimeout(id)
			}
	})();
})