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…每周每天签到获得积分的案例

wxml结构：wxml结构：







已连续签到{{newSignNum}}天

积分：{{newSignIntegral}}








签到







已签到










+3积分

+7积分

















{{v.day}}
















已连续签到{{newSignNum}}天

积分：{{newSignIntegral}}








签到







已签到










+3积分

+7积分

















{{v.day}}








js方法：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();
},

})
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完整案例可访问本人githubps：
[微信小程序：以7天为周期，连续签到7天功能效果][微信小程序：以7天为周期，连续签到7天功能效果]