sr-iHealthApp/html/mygl/js/sousuozixun.js

// TODO 临时构造plus对象，使得能够在浏览器中进行调试
//var plus = null;

	// 登录者相关信息（包括userAgent）
var loginerInfo = null,
	// 基础环境信息（包括当前webview）
	baseEnv = null,
	self = null,
	activeType = null;
	
	// 搜索框
var $searchbar = $('.searchbar'),
	// 搜索输入框
	$searchbarInput = $('.searchbar input'),
	// 搜索取消按钮
	$searchCancelBtn = $('.searchbar-cancel'),
	// 搜索框下面悬浮的搜索提示
	$searchSuggest = $('#search_suggest_text'),
	// 搜索结果展示容器
	$searchtResult = $('#search_result'),
	// 搜索无结果时显示
	$noResultWrap = $('#no_result_wrap'),
	$doingWrapper = $('#doing_wrapper'),
	$endWrapper = $('#end_wrapper'),
	$doingList = $('#doing_list'),
	$endList = $('#end_list'),
	$moreResult = $('.more-result');
	
	mui.plusReady(function() {
	 self = plus.webview.currentWebview();
     activeType = self.type;//1为咨询我的 2为我咨询的
});


// 获取登录相关信息
var getLoginerInfo = function() {
		// 登录的相关信息
	var userAgent = plus && JSON.parse(plus.storage.getItem("userAgent"))
	return {
		userAgent: userAgent
	}
},
// 获取基础环境信息
getBaseEnvPromise = function () {
	
	var env = {
		webview: plus&&plus.webview.currentWebview()
	};

	return Promise.resolve().then(function(res) {
		return env;
	});
},
// $el: $('.c-content-warp')
getRowProps = function ($el) {
	var $textEllipsis = $el.find('.j-text-ellipsis'),
		$text = $textEllipsis.eq(0),
		$chart = $text.text('a'),
		enWidth = $chart.width(),
		$chart = $text.text('中'),
		zhWidth = $chart.width(),
		lineHeight = parseFloat($chart.css("lineHeight"), 10),
		rowHeight = $chart.height();
	$chart.text('');
	return {
		chartWidth: {
			zh: zhWidth,
			en: enWidth
		},
		rowHeight: Math.max(rowHeight, lineHeight),
		rowWidth: $el.width()
	};
},
replaceAll = function (text, arr) {
	var html = text;
	_.each(arr,function(kw) {
		var reg = new RegExp(kw+"(?!>)","gi");
		html = html.replace(reg,'<em>'+kw+'</em>');
	});
	return html;
},
highlineKeyword = function ($el,searchText) {
	var props = getRowProps($el),
		chartWidth = props.chartWidth,
		rowHeight = props.rowHeight,
		rowWidth = props.rowWidth,
		// 每行显示字符数（以中文字符为标准计算）
		chartNum = Math.floor(rowWidth / chartWidth.zh),
		// 排除“咨询问题：”字符及前后“...”所占宽度
		exceptNum = 7,
		// 行数
		rowNum = 2,
		// 预计显示总字符数
		expectedNum = chartNum * rowNum - exceptNum,
		$target = $el.find('.j-text-ellipsis'),
		// 目标文本
		text = $target.attr('data-text').trim(),
		length = text.length,
		// 关键字数组
		kws = searchText.trim().replace(/\s+/g," ").split(" ");

	var fidx = 0,preFidx,diff = 0;
	$target.html(replaceAll(text, kws));
	if(Math.floor($target.height() / rowHeight) <= rowNum) {
		return ;
	}
	if(text.length > expectedNum) {
		fidx = text.indexOf(kws[0])+kws[0].length-1;
		diff = fidx - expectedNum + 1;
		preFidx =  fidx;
		diff = (diff<0)?0:diff;
		var preChar = (diff>0)?"...":"";
		$target.html(preChar+replaceAll(text.slice(diff,preFidx+1), kws)+"...");
		while((Math.floor($target.height() / rowHeight) <= rowNum) && (preFidx < length)) {
			preFidx++;
			$target.html(preChar+replaceAll(text.slice(diff,preFidx+1), kws)+"...");
		}
		if(preFidx == length && (Math.floor($target.height() / rowHeight) <= rowNum)) {
			diff = diff>0?(diff - 1):0;
			$target.html(preChar+replaceAll(text.slice(diff,preFidx), kws));
		} else if((Math.floor($target.height() / rowHeight) > rowNum)) {
			$target.html(preChar+replaceAll(text.slice(diff,preFidx), kws)+"...");
		}
	}
},
ellipsisText = function ($elements, searchText) {
	//$el.ellipsis({ row: 2});
	_.each($elements,function(el) {
		highlineKeyword($(el),searchText)
	});
},
// 控制搜索关键字悬浮提示的显示
showSearchSuggest = function(text) {
	var suggestText = '搜索“'+text+'”';
	// 如果text不为空，则显示；否则隐藏
	if(text&&text.trim().length) {
		$searchSuggest.text(suggestText);
		$searchSuggest.show();
	} else {
		$searchSuggest.text('');
		$searchSuggest.hide();
	}
},
// 初始化“进行中”视图列表
initDoingViewList = function(list) {
	var html = "";
	var searchText = $searchbarInput.val().trim();
	if(activeType=="1"){//咨询我的
		 html = template("zixun_li_tmpl", {list: list.slice(0,3)});
	}else{//我咨询的
		html = template("wzixun_li_tmpl", {list: list.slice(0,3)});
	}
	
	// 搜索结果小于等于3个时，隐藏“查看更多”
	if(list.length<=3) {
		$doingWrapper.find('.more-result').hide();
	} else {
		$doingWrapper.find('.more-result').show();
	}	
	$doingList.html(html);
	ellipsisText($doingList.find('.c-content-warp'),searchText);
},
// 初始化“已结束”视图列表
initEndViewList = function(list) {
	var searchText = $searchbarInput.val().trim();
	if(activeType=="1"){//咨询我的
		 html = template("zixun_li_tmpl", {list: list.slice(0,3)});
	}else{//我咨询的
		html = template("wzixun_li_tmpl", {list: list.slice(0,3)});
	}
	// 搜索结果小于等于3个时，隐藏“查看更多”
	if(list.length<=3) {
		$endWrapper.find('.more-result').hide();
	} else {
		$endWrapper.find('.more-result').show();
	}		
	$endList.html(html);
	ellipsisText($endList.find('.c-content-warp'),searchText);
},
// 搜索框搜索执行方法
search = function () {

	var kw = $searchbarInput.val().trim(),
		// "进行中"搜索结果列表数据
		doingList = [],
		// "已结束"搜索结果列表数据
		endList = [],
		urls = [];
		// TODO promise请求测试示例
//		promise = Promise.resolve();
		if(activeType=="1"){//咨询我的
			urls = [{url:"doctor/consult/list",data:{id:0,title: kw,type:6,pagesize:4}},{url:"doctor/consult/list",data:{id:0,title: kw,type:7,pagesize:4}}]
		}else{//我咨询的
			urls = [{url:"doctor/consult/list",data:{id:0,title: kw,type:11,pagesize:4}},{url:"doctor/consult/list",data:{id:0,title: kw,type:12,pagesize:4}}]
		}
	    promise = getReqPromises(urls)
		// 隐藏搜索提示
		showSearchSuggest(false);
		return kw && promise.then(function(datas){
			var doingList = datas[0].list,
				endList = datas[1].list;
			if(!doingList.length && !endList.length) {
				$noResultWrap.show();
				$searchtResult.hide();
			} else {
				$noResultWrap.hide();
				$searchtResult.show();
				if(doingList.length && !endList.length){
					$doingWrapper.show();
					$endWrapper.hide();
					initDoingViewList(doingList);
				}
				if(!doingList.length && endList.length){
					$doingWrapper.hide();
					$endWrapper.show();
					initEndViewList(endList);
				}
				if(doingList.length && endList.length){
					$doingWrapper.show();
					$endWrapper.show();
					initDoingViewList(doingList);
					initEndViewList(endList);
				}
				
			}
		})
},
// 绑定页面事件
bindEvents = function () {
	$searchbarInput.on('input', function() {
		var text = $(this).val().trim();
		$searchtResult.hide();
		showSearchSuggest(text);	
	}).on('keydown',function(e) {
		if (e.which === 13) {
			search();
		}
	});
	
	$searchSuggest.on('click',function() {
		$searchSuggest.hide();
		search();
		$searchtResult.show();
	});
	
	$moreResult.on('click',function() {
			var kw = $searchbarInput.val().trim(),
			href = $(this).attr('data-href');
			var params = {};
			params.kw = kw;
			params.activeType = activeType;
			console.log(href);
			openWebviewExtras(href,params);
	});
	
	$searchtResult.on('click','li',function() {
		var $this = $(this),
			consult = $this.attr('data-consult'),
			code = $this.attr('data-code'),
			name = $this.attr('data-name'),
			photo = $this.attr('data-photo'),
			sex = $this.attr('data-sex'),
			patient = $this.attr('data-patient'),
			// （咨询状态（0进行中，1已完成，-1患者取消）
			status = $this.attr('data-status');
//		if(status == "1") {
//			// flagZx 是为了跳转至咨询详情页面控制聊天对话框的显示
//			plus.storage.setItem("flagZx","4");
//		} else {
//			plus.storage.setItem("flagZx","");
//		}
		mui.openWindow({
			id: "p2p",
			url: "../../message/html/p2p.html",
			extras: {
				otherCode: patient,
				otherName: name,
				otherPhoto: photo,
				otherSex: sex
			}
		})
		//openWebview("mingyizixunxiangqing.html",{consult: consult, patient: patient,name: name});
	});
	window.onpageshow = function() {
		$searchbarInput.val('').focus();
		$searchtResult.hide();
	}
	
	window.addEventListener("focusAction", function() {
		$searchbarInput.focus();
	});
	
	$searchCancelBtn.on("click",function(){
		plus.webview.currentWebview().close();
		openWebview("mingyizixunliebiao.html");		
	})
};
$(function(){
	$searchbarInput.val('').focus();
	$searchtResult.hide();
})
// 页面业务处理流程开始
new Promise(function(resolve, reject) {
	// TODO 临时放开
//	resolve(true);
	mui.plusReady(function() {
		// hrefhrefplus已经准备好，可以往下执行
		resolve(true);
	});
}).then(function() {
	
	// 获取基础环境信息
	return getBaseEnvPromise().then(function(env) {
		baseEnv = env;
	}).then(function() {
		// 获取登录医生信息
		loginerInfo = getLoginerInfo();
		$searchbar.searchBar();
		// 绑定页面事件
		bindEvents();
	})
}).catch(function(e) {
	plus.nativeUI.closeWaiting();
	console && console.error(e);
});


template.helper("setPhoto", function(p) {		
		return getImgUrl(p);
});