/* 时代java - https://nowjava.com */
var zindex = 1000;
var jqueryalert = function(opts){
	// 设置默认参数
	var opt = {
		'style'        : 'wap', //移动端和pc端
		'title'        : '',    //标题
		'content'      : '',	//内容
		'contenttextalign' : 'center', //内容对齐方式
		'width'        : 'auto', //宽度
		'height'       : 'auto', //高度
		'minwidth'     : '0', //最小宽度
		"classname"    : '', //添加类名
		'position'     : 'fixed', //定位方式
		'animatetype'  : 'scale',
		'modal'        : false, //是否存在蒙层
		'ismodalclose' : false, //点击蒙层是否关闭
		'bodyscroll'   : false, //是否关闭body的滚动条
		'closetime'    : 3000, //当没有按钮时关闭时间
		"buttons"      : {}, //按钮对象</pre>
	}

	// 参数合并
	var option = $.extend({},opt,opts);

	var dialog = {

	}

	dialog.time = 450;//动画关闭时间
	dialog.init = function(){
		dialog.framework();
	}

	// 事件处理
	var ishavetouch = "ontouchend" in document ? true : false;
	if(ishavetouch){
		dialog.event = 'touchstart';
	}else{
		dialog.event = 'click';
	}

	var $modal = $("<div class='alert-modal'>")
	var $container = $("<div class='alert-container animated'>");
	var $title = $("<div class='alert-title'>"+option.title+"</div>");
	var $content = $("<div class='alert-content'>");
	var $buttonbox = $("<div class='alert-btn-box'>");
	var $closebtn = $("<div class='alert-btn-close'>×</div>");

	if(option.content[0].nodetype == 1){
		var $newcontent = option.content.clone();
		$content.append($newcontent)
	}else{
		$content.html(option.content);
	}

	dialog.framework = function(){

		dialog.buttons = [];
		for(var key in option.buttons){
			dialog.buttons.push(key);
		}
		dialog.buttonslength = dialog.buttons.length;

		$container.append($title)
				  .append($content);

		if(option.style == 'pc'){
			$container.append($closebtn).addclass('pcalert');
		}

		if(option.modal || option.modal == 'true'){
			$('body').append($modal)
			option.bodyscroll && $('body').css('overflow','hidden');
		}
		$('body').append($container)

		// 设置内容的对齐方式
		$content.css({
			'text-align' : option.contenttextalign
		})

		if(parseint(option.minwidth) > parseint($container.css('width'))){
			option.width = option.minwidth;
		}

		$modal.css('position',option.position);
		$modal.css('z-index',zindex);

		++zindex;

		if(option.position == 'fixed'){
			$container.css({
				'position' : option.position,
				'left'     : '50%',
				'top'      : '50%',
				'z-index'  : zindex,
			})
		}
		if(option.position == 'absolute'){
			$container.css({
				'position' : option.position,
				'left'     : $(window).width()/2,
				'top'      : $(window).height()/2 + $(window).scrolltop(),
				'z-index'  : zindex,
			})
		}

		$container.css('width',option.width);
		$container.css('height',option.height);

		if(option.width == 'auto'){
			$container.css('width',$container[0].clientwidth + 10);
		}

		if(parseint($(window).height()) <=  parseint($container.css('height'))){
			$container.css('height',$(window).height());
		}

		// 设置class
		(!!option.classname) && $container.addclass(option.classname);

	    // 设置button内容
		for(var key in option.buttons){

			var $button = $("<p class='alert-btn-p'>"+ key +"</p>");
			if(option.style != 'pc'){
				$button.css({
					'width' : math.floor(($container[0].clientwidth) / dialog.buttonslength),
				})
			}
			//绑定点击后的事件
			$button.bind(dialog.event,option.buttons[key]);
			$buttonbox.append($button);

		}

		if(dialog.buttonslength > 0){
			$container.append($buttonbox);
			$content.css('padding-bottom','46px');
		}

		if(option.title != ''){
			$content.css('padding-top','42px');
		}

		if(dialog.buttonslength <= 0 && option.title == ''){
			$container.addclass('alert-container-black');
		}

		 // 设置定位
		$container.css({
			'margin-left' : -parseint($container.css('width'))/2,
			'margin-top' : -parseint($container.css('height'))/2,
		});

		if(option.animatetype == 'scale'){
			$container.addclass('bouncein');
		}

		if(option.animatetype == 'linear'){
			$container.addclass('lineartop');
		}
		
		isselfclose();

	};

	// 判断是否满足自动关闭的条件
	function isselfclose(){
		if(dialog.buttonslength <= 0 && option.style != 'pc'){
			settimeout(function(){
				$container.fadeout(300);
				$modal.fadeout(300);
				option.bodyscroll && $('body').css('overflow','auto');
			},option.closetime)
		}
	}

	dialog.toggleanimate = function(){
		if(option.animatetype == 'scale'){
			return $container.removeclass('bouncein').addclass('bounceout');
		}else if(option.animatetype == 'linear'){
			return $container.removeclass('lineartop').addclass('linearbottom');
		}else{
			return $container;
		}
	}

	dialog.close = function(){
		dialog.toggleanimate().fadeout(dialog.time);
		$modal.fadeout(dialog.time);
		option.bodyscroll && $('body').css('overflow','auto');
	};

	option.style == 'pc' && $closebtn.bind(dialog.event,dialog.close);
	option.ismodalclose && $modal.bind(dialog.event,dialog.close);

	dialog.destroy = function(){
		dialog.toggleanimate().fadeout(dialog.time);
		settimeout(function(){
			$container.remove();
			$modal.remove();
			option.bodyscroll && $('body').css('overflow','auto');
		},dialog.time)
	}
	dialog.show = function(){

		$modal.css('z-index',zindex);

		++zindex;

		$container.css({
			'z-index'  : zindex,
		})
		
		if(option.animatetype == 'scale'){
			$container.fadein().removeclass('bounceout').addclass('bouncein');
		}else if(option.animatetype == 'linear'){
			$container.fadein().removeclass('linearbottom').addclass('lineartop');
		}else{
			$container.fadein()
		}

		if(option.position == 'absolute'){
			$container.css({
				'top'      : $(window).height()/2 + $(window).scrolltop(),
			})
		}

		$modal.fadein();
		option.bodyscroll && option.modal && $('body').css('overflow','hidden');
		isselfclose();
	}

	dialog.init();

	return dialog;

}