效果演示：
功能实现思路
<template>
<view class="calendar-wrapper">
<view class="header" v-if="headerBar">
<view class="preWidth" @click="changeMonth('pre')">
<view class="pre" ></view>
</view>
<view>{{y+'年'+formatNum(m)+'月'}}</view>
<view class="nextWidth" @click="changeMonth('next')">
<view class="next" ></view>
</view>
</view>
<view class="week">
<view class="week-day" v-for="(item, index) in weekDay" :key="index">{{ item }}</view>
</view>
<view :class="{ hide: !monthOpen }" class="content" :style="{ height: height }">
<view :style="{ top: positionTop + 'rpx' }" class="days">
<view class="item" v-for="(item, index) in dates" :key="index">
<view
class="day"
@click="selectOne(item, $event)"
:class="{
choose: choose == `${item.year}-${item.month}-${item.date}`&&item.isCurM,
nolm: !item.isCurM,
today: isToday(item.year, item.month, item.date),
isWorkDay: isWorkDay(item.year, item.month, item.date)
}">
{{ Number(item.date) }}
</view>
<view class="markDay" v-if="isMarkDay(item.year, item.month, item.date)&&item.isCurM"></view>
<!-- <view class="today-text" v-if="isToday(item.year, item.month, item.date)">今</view> -->
</view>
</view>
</view>
<view class="weektoggle" @click="toggle">
<image src="../../static/indexImg/icon_rili_jiantou@2x.png" mode="scaleToFill" v-if="collapsible"></image>
</view>
</view>
</template>
<script>
export default {
name: 'ren-calendar',
props: {
// 星期几为第一天(0为星期日)
weekstart: {
type: Number,
default: 0
},
// 标记的日期
markDays: {
type: Array,
default: ()=>{
return [];
}
},
// 是否展开
open: {
type: Boolean,
default: true
},
//是否可收缩
collapsible:{
type: Boolean,
default: true
},
//未来日期是否不可点击
disabledAfter: {
type: Boolean,
default: false
}
},
data() {
return {
weektext: ['日', '一', '二', '三', '四', '五', '六'],
y: new Date().getFullYear(), // 年
m: new Date().getMonth() + 1, // 月
dates: [], // 当前月的日期数据
positionTop: 0,
monthOpen: false,
choose: '',
headerBar:false // 月份切换按钮
};
},
created() {
this.dates = this.monthDay(this.y, this.m);
!this.open && this.toggle();
},
mounted() {
this.choose = this.getToday().date;
},
computed: {
// 顶部星期栏
weekDay() {
return this.weektext.slice(this.weekstart).concat(this.weektext.slice(0, this.weekstart));
},
height() {
return (this.dates.length / 7) * 80 + 'rpx';
}
},
methods: {
formatNum(num) {
let res = Number(num);
return res < 10 ? '0' + res : res;
},
getToday() {
let date = new Date();
let y = date.getFullYear();
let m = date.getMonth();
let d = date.getDate();
let week = new Date().getDay();
let weekText = ['日', '一', '二', '三', '四', '五', '六'];
let formatWeek = '星期' + weekText[week];
let today = {
date: y + '-' + this.formatNum(m + 1) + '-' + this.formatNum(d),
week: formatWeek
};
return today;
},
// 获取当前月份数据
monthDay(y, month) {
let dates = [];
let m = Number(month);
let firstDayOfMonth = new Date(y, m - 1, 1).getDay(); // 当月第一天星期几
let lastDateOfMonth = new Date(y, m, 0).getDate(); // 当月最后一天
let lastDayOfLastMonth = new Date(y, m - 2, 0).getDate(); // 上一月的最后一天
let weekstart = this.weekstart == 7 ? 0 : this.weekstart;
let startDay = (() => {
// 周初有几天是上个月的
if (firstDayOfMonth == weekstart) {
return 0;
} else if (firstDayOfMonth > weekstart) {
return firstDayOfMonth - weekstart;
} else {
return 7 - weekstart + firstDayOfMonth;
}
})();
let endDay = 7 - ((startDay + lastDateOfMonth) % 7); // 结束还有几天是下个月的
for (let i = 1; i <= startDay; i++) {
dates.push({
date: this.formatNum(lastDayOfLastMonth - startDay + i),
day: weekstart + i - 1 || 7,
month: m - 1 >= 0 ? this.formatNum(m - 1) : 12,
year: m - 1 >= 0 ? y : y - 1
});
}
for (let j = 1; j <= lastDateOfMonth; j++) {
dates.push({
date: this.formatNum(j),
day: (j % 7) + firstDayOfMonth - 1 || 7,
month: this.formatNum(m),
year: y,
isCurM: true //是否当前月份
});
}
for (let k = 1; k <= endDay; k++) {
dates.push({
date: this.formatNum(k),
day: (lastDateOfMonth + startDay + weekstart + k - 1) % 7 || 7,
month: m + 1 <= 11 ? this.formatNum(m + 1) : 0,
year: m + 1 <= 11 ? y : y + 1
});
}
// console.log(dates);
return dates;
},
isWorkDay(y, m, d) {
//是否工作日
let ymd = `${y}/${m}/${d}`;
let formatDY = new Date(ymd.replace(/-/g, '/'));
let week = formatDY.getDay();
if (week == 0 || week == 6) {
return false;
} else {
return true;
}
},
isFutureDay(y, m, d) {
//是否未来日期
let ymd = `${y}/${m}/${d}`;
let formatDY = new Date(ymd.replace(/-/g, '/'));
let showTime = formatDY.getTime();
let curTime = new Date().getTime();
if (showTime > curTime) {
return true;
} else {
return false;
}
},
// 标记日期
isMarkDay(y, m, d) {
let flag = false;
for (let i = 0; i < this.markDays.length; i++) {
let dy = `${y}-${m}-${d}`;
if (this.markDays[i] == dy) {
flag = true;
break;
}
}
return flag;
},
isToday(y, m, d) {
let checkD = y + '-' + m + '-' + d;
let today = this.getToday().date;
if (checkD == today) {
return true;
} else {
return false;
}
},
// 展开收起
toggle() {
this.monthOpen = !this.monthOpen;
this.headerBar = !this.headerBar;
if (this.monthOpen) {
this.positionTop = 0;
} else {
let index = -1;
this.dates.forEach((i, x) => {
this.isToday(i.year, i.month, i.date) && (index = x);
});
this.positionTop = -((Math.ceil((index + 1) / 7) || 1) - 1) * 80;
}
},
// 点击回调
selectOne(i, event) {
let date = `${i.year}-${i.month}-${i.date}`;
let selectD = new Date(date).getTime();
let curTime = new Date().getTime();
let week = new Date(date).getDay();
let weekText = ['日', '一', '二', '三', '四', '五', '六'];
let formatWeek = '星期' + weekText[week];
let response = {
date: date,
week: formatWeek
};
if (!i.isCurM) {
// console.log('不在当前月范围内');
return false;
}
if (selectD > curTime) {
if (this.disabledAfter) {
console.log('未来日期不可选');
return false;
} else {
this.choose = date;
this.$emit('onDayClick', response);
}
} else {
this.choose = date;
this.$emit('onDayClick', response);
}
console.log(response);
},
//改变年月
changYearMonth(y, m) {
this.dates = this.monthDay(y, m);
this.y = y;
this.m = m;
},
changeMonth(type){
if(type=='pre'){
if (this.m + 1 == 2) {
this.m = 12;
this.y = this.y - 1;
} else {
this.m = this.m - 1;
}
}else{
if (this.m + 1 == 13) {
this.m = 1;
this.y = this.y + 1;
} else {
this.m = this.m + 1;
}
}
this.dates = this.monthDay(this.y, this.m);
}
}
};
</script>
<style lang="scss" scoped>
.calendar-wrapper {
color: #fff;
font-size: 28rpx;
text-align: center;
background-color: #fe6766;
padding-bottom: 10rpx;
box-shadow: 0 45rpx rgba(#cf3a18,.32);
.header{
display: flex;
align-items: center;
justify-content: center;
height: 88rpx;
color: #fff;
font-size: 32rpx;
font-weight: bold;
.preWidth,.nextWidth {
background:rgba( red ,0.3);
width: 40rpx;
height: 40rpx;
padding: 10rpx;
margin: 0 20rpx;
}
.pre,.next{
width:0;
height:0;
border-top:20rpx solid transparent;
border-bottom:20rpx solid transparent;
}
.pre{
margin-right: 30rpx;
border-right:20rpx solid #fff;
margin-right: 10rpx;
}
.next{
margin-left: 30rpx;
border-left:20rpx solid #fff;
margin-left: 10rpx;
}
}
.week {
display: flex;
align-items: center;
height: 80rpx;
line-height: 80rpx;
view {
flex: 1;
}
}
.content {
position: relative;
overflow: hidden;
transition: height 0.4s ease;
.days {
transition: top 0.3s;
display: flex;
align-items: center;
flex-wrap: wrap;
position: relative;
.item {
position: relative;
display: block;
height: 80rpx;
line-height: 80rpx;
width: calc(100% / 7);
.day {
font-style: normal;
display: inline-block;
vertical-align: middle;
width: 60rpx;
height: 60rpx;
line-height: 60rpx;
overflow: hidden;
border-radius: 60rpx;
&.choose {
background-color: #fe7379;
color: #fff;
}
&.nolm {
color: #fff;
opacity: 0.3;
}
}
.isWorkDay {
color: #fff;
}
.notSigned {
font-style: normal;
width: 8rpx;
height: 8rpx;
background: #fa7268;
border-radius: 10rpx;
position: absolute;
left: 50%;
bottom: 0;
pointer-events: none;
}
.today {
color: #fff;
background-color: #a8c0ff;
}
.workDay {
font-style: normal;
width: 8rpx;
height: 8rpx;
background: #4d7df9;
border-radius: 10rpx;
position: absolute;
left: 50%;
bottom: 0;
pointer-events: none;
}
.markDay{
font-style: normal;
width: 8rpx;
height: 8rpx;
background: #fc7a64;
border-radius: 10rpx;
position: absolute;
left: 50%;
bottom: 0;
pointer-events: none;
}
}
}
}
.hide {
height: 80rpx !important;
}
.dropDown {
width: 50rpx;
height: 50rpx;
background-color: #fc7a64;
}
.weektoggle {
width: 100rpx;
height: 30rpx;
position: relative;
bottom: -55rpx;
left: 45%;
background-color: #fe6766;
border-radius: 0 0 20rpx 20rpx;
padding: 10rpx;
image {
width: 25rpx;
height: 18rpx;
}
}
}
</style>
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