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- <template>
- <section class='m-calendar' :style="dateStyle">
- <!-- 切换月份 -->
- <header class='changeMonth'>
- <!-- <span class='prepMonth' @click="changeMonth(-1)"></span> -->
- <h1>{{year}}年{{month}}月</h1>
- <!-- <span class='nextMonth' @click="changeMonth(1)"></span> -->
- </header>
- <ul class='dates'>
- <!-- 星期 -->
- <li class='weeks' v-for="item in weeks" :key="item">{{item}}</li>
- <!-- 日期 -->
- <li
- class='day'
- v-for="(item, i) in dates" :key="i"
- :class="{
- isPrep: item.isPrep,
- isNext: item.isNext,
- hidden: (item.isNext || item.isPrep) && !showPrepNext,
- isToday: item.date == today,
- isSelected: item.date == selectedDate,
- isMarked: markDates.includes(item.date)
- }"
- @click="clickDate(item)"
- >{{item.date == today ? '今' : item.day}}</li>
- </ul>
- </section>
- </template>
-
- <script>
- const D = new Date()
- const ThisYear = D.getFullYear()
- const ThisMonth = D.getMonth() + 1
- const today = new Date().toLocaleDateString()
- export default {
- // props都为非必传
- props: {
- // 初始年月
- startYearMonth: {
- type: String,
- default () {
- return `${ThisYear}/${ThisMonth}`
- // 格式:2021-1或2020-01或者2020/1或者2020/01
- }
- },
- // 需要标记的日期数组
- markDate: {
- type: Array,
- default () {
- return []
- // 格式:['2020-01-01', '2020-02-12']
- }
- },
- // 选中的日期
- checkedDate: {
- type: String,
- default () {
- return ''
- // 格式:'2020-01-01'
- }
- },
- // 是否星期一开始,默认星期日开始
- mondayStart: {
- type: Boolean,
- default () {
- return false
- }
- },
- // 是否显示上个月和下个月日期
- showPrepNext: {
- type: Boolean,
- default () {
- return true
- }
- },
- // 日期字体颜色
- fontColor: {
- type: String,
- default () {
- return '#000'
- }
- },
- // 标记点颜色
- markColor: {
- type: String,
- default () {
- return '#1e80ff'
- }
- },
- // 选中的日期字体颜色
- activeColor: {
- type: String,
- default () {
- return '#fff'
- }
- },
- // 选中的日期背景颜色
- activeBgColor: {
- type: String,
- default () {
- return '#1e80ff'
- }
- }
- },
- data () {
- return {
- // 当前年
- year: ThisYear,
- // 当前月
- month: ThisMonth,
- // 今天
- today,
- // 日期数组
- dates: [],
- // 选中的日期
- selectedDate: ''
- }
- },
- computed: {
- // 标记的日期
- markDates () {
- // 获得不带0的日期,如:2021/1/1 => 2021/1/1
- return this.markDate.map(item => this.formatDate(item))
- },
- // 星期
- weeks () {
- if (this.mondayStart) {
- return ['一', '二', '三', '四', '五', '六', '日']
- } else {
- return ['日', '一', '二', '三', '四', '五', '六']
- }
- },
- dateStyle () {
- return {
- '--font-color': this.fontColor,
- '--mark-color': this.markColor,
- '--active-color': this.activeColor,
- '--active-bg-color': this.activeBgColor
- }
- }
- },
- created () {
- this.year = new Date(this.startYearMonth).getFullYear()
- this.month = new Date(this.startYearMonth).getMonth() + 1
- // 选中的日期
- if (this.checkedDate) {
- // 获得不带0的日期,如:2021-1-1 => 2021/1/1
- this.selectedDate = this.formatDate(this.checkedDate)
- }
- // 初始化日历
- this.initCalendar()
- },
- methods: {
- // 初始化日历
- initCalendar () {
- // ⚠️注意:new Date中的month要减1才是真正的本月月数,即本月:this.month - 1,下个月:this.month
- // ⚠️注意:下个月的第0天即为本月的最后一天
- // 上个月总天数(本月第0天日期)
- const prepMonthDays = new Date(this.year, this.month - 1, 0).getDate()
- // 上个月最后一天星期几(本月第0天星期数)
- const prepMonthEndDayWeek = new Date(this.year, this.month - 1, 0).getDay()
- // 当前月总天数(下个月第0天日期)
- const thisMonthDays = new Date(this.year, this.month, 0).getDate()
- // 当前月第一天是星期几
- const firstDayWeek = new Date(this.year, this.month - 1, 1).getDay()
- // 当前月最后一天是星期几(下个月第0天星期数)
- const thisEndDayWeek = new Date(this.year, this.month, 0).getDay()
- var dates = []
- // 需要计算的总天数
- var totalDays = firstDayWeek + thisMonthDays
- // 从星期一开始index为1,从星期天开始index为0
- var index = this.mondayStart ? 1 : 0
- // 星期一开始且本月最后一天是星期天之后,需补满最后一行
- if (this.mondayStart && thisEndDayWeek > 0) {
- totalDays += 7 - thisEndDayWeek
- } else if (!this.mondayStart && thisEndDayWeek < 6) {
- // 星期天开始且本月最后一天是星期天之前,需补满最后一行
- totalDays += 6 - thisEndDayWeek
- }
- for (index; index < totalDays; index++) {
- // 上个月月底
- if (index < firstDayWeek) {
- // 上个月天数 - 上个月最后一天星期数 + 下标 (如:31 - 5 + 0)
- const day = prepMonthDays - prepMonthEndDayWeek + index
- const date = new Date(this.year, this.month - 2, day).toLocaleDateString()
- dates.push({ isPrep: true, day, date })
- } else if (index >= firstDayWeek + thisMonthDays) {
- // 下个月月初
- // 下标 - 当前月总天数 - 当前月第一天星期数 + 1 (如:30 - 31 + 1 + 1)
- const day = index - thisMonthDays - firstDayWeek + 1
- const date = new Date(this.year, this.month, day).toLocaleDateString()
- dates.push({ isNext: true, day, date })
- } else {
- // 本月
- // 下标 - 当前月第一天星期数 + 1 (如:5 - 5 + 1)
- const day = index - firstDayWeek + 1
- const date = new Date(this.year, this.month - 1, day).toLocaleDateString()
- dates.push({ day, date })
- }
- }
- this.dates = [...dates]
- },
- // 点击日期
- clickDate ({ date, isPrep, isNext }) {
- if (isPrep || isNext) return
- this.selectedDate = date
- this.$emit('clickDate', date.replace(/\//g, '-'))
- },
- // 切换月份
- changeMonth (month) {
- this.month += month
- if (this.month === 0) {
- this.month = 12
- this.year--
- } else if (this.month === 13) {
- this.month = 1
- this.year++
- }
- this.initCalendar()
- this.$emit('changeMonth', `${this.year}-${this.month}`)
- },
- // 格式化日期
- formatDate (date) {
- // 获得不带0,且分隔符为/的日期,如:2020-01-01 => 2021/1/1
- return new Date(date).toLocaleDateString()
- }
- }
- }
- </script>
-
- <style lang='scss' scoped>
- $fontColor: var(--font-color);
- $markColor: var(--mark-color);
- $activeColor: var(--active-color);
- $activeBgColor: var(--active-bg-color);
- .m-calendar{
- max-width: 720px;
- max-height: 810px;
- // border: 1px solid #054C96;
- border-radius: 8px 8px 0 0;
- padding-bottom: 20px;
- header{
- display: flex;
- align-items: center;
- justify-content: center;
- // border-bottom: 1px solid #054C96;
- padding: 20px 0;
- margin-bottom: 5px;
- h1{
- margin: 0 20px;
- color: #444;
- font-size: 20px;
- font-weight: bold;
- width: 120px;
- text-align: center;
- }
- span{
- cursor: pointer;
- padding: 4px 10px;
- &::after{
- display: inline-block;
- content: '';
- width: 10px;
- height: 10px;
- border-top: 2px solid $fontColor;
- }
- &.prepMonth::after{
- border-left: 2px solid $fontColor;
- transform: rotate(-45deg);
- }
- &.nextMonth::after{
- border-right: 2px solid $fontColor;
- transform: rotate(45deg);
- }
- &:hover::after{
- border-color: $markColor;
- }
- }
- }
- ul{
- display: flex;
- flex-wrap: wrap;
- margin: 0 auto;
- padding: 0 12px;
- li{
- width: 42px;
- height: 42px;
- margin: 20px calc((100% / 7 - 42px) / 2);
- display: flex;
- flex-direction: column;
- justify-content: center;
- align-items: center;
- font-weight: bold;
- position: relative;
- transition: all ease .25s;
- border-radius: 6px;
- // 标记
- &::after{
- bottom: 0;
- left: 50%;
- transform: translateX(-50%);
- position: absolute;
- display: inline-block;
- content: '';
- width: 5px;
- height: 5px;
- border-radius: 50%;
- }
- // 星期
- &.weeks{
- font-size: 18px;
- color: #444;
- margin-bottom: 12px;
- }
- &.day{
- cursor: pointer;
- font-size: 20px;
- color: $fontColor;
- // 今天
- &.isToday{
- color: $markColor;
- }
- // 标记
- &.isMarked::after{
- transition: all ease .25s;
- background: $markColor;
- }
- // 选中、hover
- &:hover, &.isSelected{
- background: $activeBgColor;
- color: $activeColor;
- &:after{
- display: none;
- }
- }
- // 上个月、下个月
- &.isNext, &.isPrep{
- cursor: default;
- opacity: .3;
- &:hover{
- color: $fontColor;
- opacity: .3;
- background: transparent;
- }
- }
- // hidden
- &.hidden{
- opacity: 0;
- &:hover{
- opacity: 0;
- }
- }
- }
- }
- }
- }
- </style>
-
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