微信小程序签到功能 微信小程序连续签到7天积分获得功能的代码实例

<!--pages/signIn2/signIn2.wxml-->
<view class='sign-new'>
 <view class='in'>
 <view class='new-head'>
  <view class='sig-tl'>
  <view class='tln'>已连续签到<label class='n'>{{newSignNum}}</label>天</view>
  <view class='tlf'>积分：<label class='f'>{{newSignIntegral}}</label></view>
  </view>
 
  <!-- 未签到 -->
  <view wx:if='{{!newSignBtnState}}' class='sig-qiu sig-qiu-no' bindtap='bindSignFn' >
  <label class='ti'>签到</label>
  </view>
  <!-- 已签到 -->
  <view wx:else class='sig-qiu sig-qiu-yes'>
  <label class='ti'>已签到</label>
  </view>
 </view>

 <view class='new-week' >
  <view class='we-mod'>
  <view class='mo-fen'>
   <label class='f f3' wx:if='{{continuityDays3}}'>+3积分</label>
   <label class='f f7' wx:if='{{continuityDays7}}'>+7积分</label>
  </view>
  <view class='mo-line'>
   <block wx:for="{{isNewSignedArr}}" wx:for-item="v" wx:key="k">
   <label class="q {{v.isSigned?'hover':''}}"></label>
   </block>
  </view>
  <view class='mo-ri'>
   <block wx:for="{{isNewSignedArr}}" wx:for-item="v" wx:key="k">
   <label class="t">{{v.day}}</label>
   </block>
  </view>
  </view>
 </view>
 </view>
</view>

Page({

 /**
 * 页面的初始数据
 */
 data: {
 newSignBtnState: false, //按钮签到状态
 continuityDays7: false, //连续7
 continuityDays3: false, //连续3 
 myToday: '',   //周几
 newSignNum: 0,  //签到天数
 newSignIntegral:0, //签到积分
 //签到数组
 isNewSignedArr: [
  {
  "day": "一",
  "isSigned": false
  },
  {
  "day": "二",
  "isSigned": false
  },
  {
  "day": "三",
  "isSigned": false
  },
  {
  "day": "四",
  "isSigned": false
  },
  {
  "day": "五",
  "isSigned": false
  },
  {
  "day": "六",
  "isSigned": false
  },
  {
  "day": "日",
  "isSigned": false
  }
 ],
 },

 //-------点击签到---------
 bindSignFn(e){
 var that = this,
  newSignNum = that.data.newSignNum,
  today = that.data.myToday;
 const arr = [],
   newSignArr = [...arr, ...that.data.isNewSignedArr];
 //
 today = today - 1 > 0 ? today - 1 : 6;
 newSignArr[today].isSigned = true;
 
 //当前积分
 newSignNum++;
 var curFen = that.data.newSignIntegral + 1;

 that.setData({
  newSignBtnState: true,
  newSignNum: newSignNum,
  newSignIntegral: curFen,
  isNewSignedArr: newSignArr,
 })

 that.signAddFen();
 },

 //签到积分函数 
 //连续 天数-积分： 周三+3：周一，周二，周三（1+1+3=5）； 周六+7：周日到周六（1+1+3+1+1+1+7=15）
 signAddFen(e) {
 var that = this,
  oneIsSigned = that.data.isNewSignedArr[0].isSigned,
  twoIsSigned = that.data.isNewSignedArr[1].isSigned,
  threeIsSigned = that.data.isNewSignedArr[2].isSigned,
  fourIsSigned = that.data.isNewSignedArr[3].isSigned,
  fiveIsSigned = that.data.isNewSignedArr[4].isSigned,
  sixIsSigned = that.data.isNewSignedArr[5].isSigned,
  sevenIsSigned = that.data.isNewSignedArr[6].isSigned;
  
 // 另外加分-黄色小框显示 周三+3 , 周日+7
 if (oneIsSigned && twoIsSigned && that.data.myToday == 3) {
  that.setData({
  continuityDays3: true
  })
 } else if (oneIsSigned && twoIsSigned && threeIsSigned && fourIsSigned && fiveIsSigned && sixIsSigned && that.data.myToday == 0) {
  that.setData({
  continuityDays7: true
  })
 }

 //签到后执行
 if (that.data.newSignBtnState) {
  // 周三 ： 一 二 三
  if (oneIsSigned && twoIsSigned && threeIsSigned) {
  var fens = that.data.newSignIntegral + 3 - 1;
  that.setData({
   newSignIntegral: fens
  })
  }
  // 所有签了： 一 二 三 四 五 六 日
  if (oneIsSigned && twoIsSigned && threeIsSigned && fourIsSigned && fiveIsSigned && sixIsSigned && sevenIsSigned) {
  var fens = that.data.newSignIntegral + 7 - 1;
  that.setData({
   newSignIntegral: fens
  })
  }
 }
 },

 /**
 * 生命周期函数--监听页面加载
 */
 onLoad: function (options) {
 var that = this,
  myDate = new Date(),
  myToday = myDate.getDay(); //周几 0 1 2 3 4 5 6
 that.setData({
  myToday: myToday
 })
 that.signAddFen();
 },

})