var n=0
 page.init = function(callback) {
 page.data.loading = true;
 n+=10;
 cardService.listFavoriteCards(n,function(result){
 var cards = result.data.favoriteCards; 
 var starCards = result.data.starCards;

 starCards.sort(function(c1,c2){
 var c1Name = pinyingUtil.getInitials.convertPinyin(c1.name);
 var c2Name = pinyingUtil.getInitials.convertPinyin(c2.name);

 return c1Name > c2Name ? 1 : -1;
 });

 if(starCards && starCards.length> 0) {
 starCards.forEach(function(c){
 var compressEntName = dictService.compressEntName(c.companyName);
 c.compressEntName = compressEntName;
 });
 }

 page.setData({
 "favoriteCards" : cards,
 "starCards" : starCards,
 "filterType" : "name",
 "groups" : cardService.groupCardsByNameFirstLetter(cards),
 "loadding":false
 });
 wx.setStorageSync("setgroups",page.data.groups)
 });
 };

}

onLoad: function (options) {

 var geigroups=wx.getStorageSync('setgroups')
 var result =[]
 for(var i=0; i<geigroups.length; i+=5){
 result.push(geigroups.slice(i,i+5));
 }
 var resultd=result[0]
 if(geigroups){ 
 page.setData({
 "groups" : resultd
 }); 
 console.log('緩存')
 }else{
 if (wx.getStorageSync("token")) {
 page.init();
 page.initProfile();
 } else {
 App.addListener("evt_login", function () {
 page.init();
 page.initProfile();
 });
 }
 console.log('正常')
 }
}

onscrollLower:function(){
 var page = this;
 var geigroups=wx.getStorageSync('setgroups') //第一步拿數(shù)據(jù)
 var result =[] //定義空數(shù)組
 var n=0; //定義index
 for(var i=0; i<geigroups.length; i+=10){
 result.push(geigroups.slice(i,i+10));
 } //把數(shù)據(jù)每10個(gè)一組push到 result里面
 n+=1;

 var q=this.data.groups.length;
 if(geigroups){ //如果有緩存
 if(geigroups.length<=q) //如果當(dāng)前data的數(shù)據(jù)少于緩存執(zhí)行以下命令
 if (wx.getStorageSync("token")) { //如果有token請(qǐng)求數(shù)據(jù)
 page.init();
 page.initProfile();
 } else {
 App.addListener("evt_login", function () { //監(jiān)聽用戶登陸以后 請(qǐng)求數(shù)據(jù)
 page.init();
 page.initProfile();
 });
 }

 }else{
 page.setData({
 "groups" : result[n], 
 }); 
 }
 },