sr-iHealthApp/html/home/js/sousuosimpleliaotianjilu.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,
	docInfo = null,
	kw = null,
	myScroll,
	pageType,
	chatCode = null,
	type = 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'),
	$doingList = $('#doing_list'),
	$moreResult = $('.more-result');
	
	mui.plusReady(function() {
	 self = plus.webview.currentWebview();
	 docInfo = JSON.parse(plus.storage.getItem("docInfo"));
	  myScroll = $('#search_result').lscroll();
	  
	 pageType = self.pageType;
	 kw = self.kw;//搜索关键字
     type =  self.type;//记录详情
     chatCode =  self.chatCode;
	 search();
});


// 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 = 1,
		// 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;
	$target.html(replaceAll(text, kws));
	if(Math.ceil($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)?"...":"";
		$target.html(preChar+replaceAll(text.slice(diff,preFidx+1), kws)+"...");
		while((Math.ceil($target.height() / rowHeight) <= rowNum) && (preFidx < length)) {
			preFidx++;
			$target.html(preChar+replaceAll(text.slice(diff,preFidx+1), kws)+"...");
		}
		if(preFidx == length && (Math.ceil($target.height() / rowHeight) <= rowNum)) {
			diff = diff>0?(diff - 1):0;
			$target.html(preChar+replaceAll(text.slice(diff,preFidx), kws));
		} else if((Math.ceil($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('');
		$searchSuggest.hide();
	}
},
calcAge = function(timestamp){
	var date = new Date(timestamp);
	Y = date.getFullYear() + '-';
	M = (date.getMonth()+1 < 10 ? '0'+(date.getMonth()+1) : date.getMonth()+1) + '-';
	D = date.getDate() < 10 ?'0'+date.getDate():date.getDate();
	var birthday = Y+M+D; 
	var r   =   birthday.match(/^(\d{1,4})(-|\/)(\d{1,2})\2(\d{1,2})$/);     
    if(r==null)return   false;     
    var d= new   Date(r[1],   r[3]-1,   r[4]);     
    if(d.getFullYear()==r[1]&&(d.getMonth()+1)==r[3]&&d.getDate()==r[4]){   
          var   Y   =   new   Date().getFullYear();   
          return (Y-r[1]);   
    }   
},
setPhoto = function(groupPhoto){
	var images = '';
		var cssArr=null;
		if(groupPhoto.length>=5){
			cssArr = ["top: 0;left: 50%;margin-left: -8px;","top: 12px;left: 2px;","top: 12px;left: 28px;","top: 27px;left: 5px;","top: 27px;left: 24px;"];
		}else if(groupPhoto.length==4){
			cssArr = ["top: 5px;left: 3px;","top: 5px;left: 25px;","top: 27px;left: 3px;"," top: 27px;left: 25px;"];
		}else if(groupPhoto.length==3){
			cssArr = ["top: 5px;left: 50%;margin-left: -10px;","top: 20px;left: 3px;","top: 20px;left: 25px;"];
		}else if(groupPhoto.length==2){
			cssArr = ["top: 5px;left: 50%;margin-left: -10px;"," top: 19px;left: 24px;"];
		}else if(groupPhoto.length==1 || groupPhoto.length==0){
			cssArr = ["position: absolute;width: 50px;height: 50px;border-radius: 50px;background-size: 50px;overflow: hidden;"];
		}
		for(var i in groupPhoto){
			if(i>4) break;
			if(groupPhoto[i].avatar){
				images+='<div class="div-image" style="'+cssArr[i]+'">'+
							'<img src="'+ getImgUrl(groupPhoto[i].avatar) +'"/>'+
						'</div>';
			}else{
				if(groupPhoto[i].role=="doctor"){
					images+='<div class="div-image" style="'+cssArr[i]+'">'+
								'<img src="../../../images/d-default.png"/>'+
							'</div>';
				}else{
					images+='<div class="div-image" style="'+cssArr[i]+'">'+
								'<img src="../../../images/p-default.png"/>'+
							'</div>';
				}
				
			}
		} 
		return images;
},
// 初始化“进行中”视图列表
initDoingViewList = function(list) {
	$(".locate-city").html(list.length+'条与"'+kw+'"相关记录');
	if(type=="1"){//医生和居民聊天记录
		template.helper("setAge", function(timestamp) {
			return calcAge(timestamp);
		});		
		var html = template("qyjm_li_tmpl", {list: list});
		$doingList.html(html);
		ellipsisText($doingList.find('.c-content-warp'),kw);
		myScroll.refresh();
	}else{//群聊
		var chatCodeStr = "";
		for(var x in list){
			chatCodeStr+=list[x].chat+",";
		}
		var html = template("ltjl_li_tmpl", {list: list});
		$doingList.html(html);
		ellipsisText($doingList.find('.c-content-warp'),kw);
		myScroll.refresh();
	}
	plus.nativeUI.closeWaiting();
},
// 搜索框搜索执行方法
search = function () {
		plus.nativeUI.showWaiting();
		imClient.Search.searchMessages(kw, 1, 100, function(res){
			console.log(JSON.stringify(res))
			if(!res) {
				$noResultWrap.show();
				$searchtResult.hide();
				plus.nativeUI.closeWaiting();
			} else {
				$noResultWrap.hide();
				$searchtResult.show();
				$doingWrapper.show();
				initDoingViewList(res);
			}
		}, function(){
			mui.toast("搜索失败!");
		})	
},
// 绑定页面事件
bindEvents = function () {
	$searchtResult.on('tap','li',function() {
		var $this = $(this),
			code = $this.attr('data-code'),
			name = $this.attr('data-name'),
			photo = $this.attr('data-photo'),
			sex = $this.attr('data-sex'),
			msgId = $this.attr('data-msgId'),
			type = $this.attr('data-type');
			if(type=="jumingOryisheng"){//医生和居民间会话或医生和医生会话
				openWebview("../../message/html/p2p.html",{otherCode: code,otherName: name,otherPhoto: photo,otherSex: sex,msgId:msgId});
			}else{//群聊
				openWebview("../../message/html/qiuzhuqunliao.html",{groupName: name, groupCode: code,msgId:msgId});
			}
			
	});
	
};
$(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();
		// 绑定页面事件
		bindEvents();
	})
}).catch(function(e) {
	plus.nativeUI.closeWaiting();
	console && console.error(e);
});


window.addEventListener("initSearch", function(e){
	 pageType = e.detail.pageType;
	 kw = e.detail.kw;//搜索关键字
     type =  e.detail.type;//记录详情
     chatCode =  e.detail.chatCode;
     $doingList.html("");
	 search();
})

template.helper('getImgUrl', function(str){
    return getImgUrl(str);
})