promise函数中正常跳出
如图，需求在执行红框所示return处代码达到以下效果：
1. 打断整个checkin的执行并跳出checkin
2. 该promise函数为正常结束（resolve），后续执行then
（只需要给出写法不用改原函数 自己看着都长）
--****--
//代码区
//此函数定义在page内
checkin(serverDate){
return new Promise((resolve,reject)=>{
var hour=new Date(serverDate).getHours();
var minute=new Date(serverDate).getMinutes();
var w=new Date(serverDate).getDay();
var phone = parseInt(app.globalData.phone);
var y=`${year}`;
if (month<10) {
var m='0'+`${month}`
} else {
var m=`${month}`
}
if (today<10) {
var d='0'+`${today}`
} else {
var d=`${today}`
}
if (hour<12) {
db.collection("classtime1").where({_id:`${w}`+'A'}).get().then( res => {
if (res.data.length>0) {
var classid=res.data[0].class;
var classn=res.data[0].class+'.0';
var classm=res.data[0].class+'.1';
var checkinhour=parseInt(res.data[0].startime.split(":")[0]);
var checkinminute=parseInt(res.data[0].startime.split(":")[1]);
//签到
if (!(res.data[0].startime == null || res.data[0].startime === '') && (hour*60+minute+16>checkinhour*60+checkinminute)) {
checkin1.where({_id:phone}).get().then( res=> {
if (res.data[0][y+m+d+'A'] != '#FFFFFF') {
checkinsuccess=true;
return;
}
if (locationavailabe){
if (hour*60+minute-2<checkinhour*60+checkinminute) {
wx.showToast({
title: '签到已成功',
icon: 'success',
duration: 3000,
})
checkin1.where({_id:phone}).update({
data: {
[[y+m+d+'A']] : '#44e036' //准时
},
})
} else if (hour*60+minute-17<checkinhour*60+checkinminute) {
wx.showToast({
title: '迟到啦以后早起',
image: '/assets/images/checkin/late.png',
duration: 3000,
})
checkin1.where({_id:phone}).update({
data: {
[[y+m+d+'A']] : '#FFF200' //迟到
},
})
crecord.where({_id:phone}).update({
data: {
[[classn]] : db.command.inc(1) //迟到
},
})
} else {
wx.showToast({
title: '缺勤啦以后早睡',
image: '/assets/images/checkin/absence.png',
duration: 3000,
})
checkin1.where({_id:phone}).update({
data: {
[[y+m+d+'A']] : '#ED1C24' //缺勤
},
})
crecord.where({_id:phone}).update({
data: {
[[classm]] : db.command.inc(1) //缺勤
},
})
}
this.getNowDay(this.data.year,this.data.month,1);
checkinsuccess=true;
checkinavailable=true;
}
resolve();
})
} else {
checkinavailable=false;
resolve();
}
//签到后反馈该课程签到状况
class1.where({_id:parseInt(classid)}).get().then( res=> {
this.setData({
total2:Math.floor(0.2*res.data[0]['total']),
total5:Math.floor(0.5*res.data[0]['total'])
})
})
crecord.where({_id:phone}).get().then( res=> {
var recordlate=res.data[0][classid][0];
var recordabsence=res.data[0][classid][1];
if (recordlate>13) {
recordlate=13
}
if (recordabsence>Math.floor(0.5*res.data[0]['total'])) {
recordabsence=Math.floor(0.5*res.data[0]['total'])
}
if (recordlate>0) {
if (recordlate<4) {
this.setData({
record1: false,
record2: true,
})
} else {
this.setData({
record1: false,
record3: true,
})
}
}
if (recordabsence>0) {
if (recordabsence<Math.floor(0.2*res.data[0]['total'])+1) {
this.setData({
record1: false,
record4: true,
})
} else {
this.setData({
record1: false,
record5: true,
})
}
this.setData({
recordlate: recordlate,
recordabsence: recordabsence,
})
}
})
}
})
} else {
db.collection("classtime1").where({_id:`${w}`+'P'}).get().then( res => {
if (res.data.length>0) {
var classid=res.data[0].class;
var classn=res.data[0].class+'.0';
var classm=res.data[0].class+'.1';
var checkinhour=parseInt(res.data[0].startime.split(":")[0]);
var checkinminute=parseInt(res.data[0].startime.split(":")[1]);
if (!(res.data[0].startime == null || res.data[0].startime === '') && (hour*60+minute+16>checkinhour*60+checkinminute) && (hour*60+minute<checkinhour*60+checkinminute+180)) {
checkin1.where({_id:phone}).get().then( res=> {
if (res.data[0][y+m+d+'P'] != '#FFFFFF') {
checkinsuccess=true;
return;
}
if (locationavailabe){
if (hour*60+minute-2<checkinhour*60+checkinminute) {
wx.showToast({
title: '签到已成功',
icon: 'success',
duration: 3000,
})
checkin1.where({_id:phone}).update({
data: {
[[y+m+d+'P']] : '#44e036' //准时
},
})
} else if (hour*60+minute-17<checkinhour*60+checkinminute) {
wx.showToast({
title: '迟到啦下次注意',
image: '/assets/images/checkin/late.png',
duration: 3000,
})
checkin1.where({_id:phone}).update({
data: {
[[y+m+d+'P']] : '#FFF200' //迟到
},
})
crecord.where({_id:phone}).update({
data: {
[[classn]] : db.command.inc(1) //迟到
},
})
} else {
wx.showToast({
title: '缺勤啦下次注意',
image: '/assets/images/checkin/absence.png',
duration: 3000,
})
checkin1.where({_id:phone}).update({
data: {
[[y+m+d+'P']] : '#ED1C24' //缺勤
},
})
crecord.where({_id:phone}).update({
data: {
[[classm]] : db.command.inc(1) //缺勤
},
})
}
this.getNowDay(this.data.year,this.data.month,1);
checkinsuccess=true;
checkinavailable=true;
}
resolve();
})
} else {
checkinavailable=false;
resolve();
}
class1.where({_id:parseInt(classid)}).get().then( res=> { console.log(res.data[0]);
this.setData({
total2:Math.floor(0.2*res.data[0]['total']),
total5:Math.floor(0.5*res.data[0]['total'])
})
})
crecord.where({_id:phone}).get().then( res=> {
var recordlate=res.data[0][classid][0];
var recordabsence=res.data[0][classid][1];
if (recordlate>13) {
recordlate=13
}
if (recordabsence>Math.floor(0.5*res.data[0]['total'])) {
recordabsence=Math.floor(0.5*res.data[0]['total'])
}
if (recordlate>0) {
if (recordlate<4) {
this.setData({
record1: false,
record2: true,
})
} else {
this.setData({
record1: false,
record3: true,
})
}
}
if (recordabsence>0) {
if (recordabsence<Math.floor(0.2*res.data[0]['total'])+1) {
this.setData({
record1: false,
record4: true,
})
} else {
this.setData({
record1: false,
record5: true,
})
}
this.setData({
recordlate: recordlate,
recordabsence: recordabsence,
})
}
})
}
})
}
})
},
但是 js 的 Promise，只要调用了 resolve，函数就会停止执行啊，所以只要在红框那里写
resolve();
就行了。
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