每周每天签到获得积分的案例
功能设计：计算每天签到得1分，显示得到的签到积分，连续签到3天[周一二三]即得+多3分，连续签到7天[周一二三四五六日]+多7分，没有连续即不显示多余的3分或7分的提示…
wxml结构：
<!--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>js方法：
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(); },})有什么错误或优化的地方，可以提出来，大家一起学习研究…
完整案例可访问本人github:https://github.com/xiexikang/xcx-signIn
ps：
[微信小程序：以7天为周期，连续签到7天功能效果]
