vue手写日历

vue手写日历可修改

<template>
    <div class="lookForMonth_wrapper">
        <div class="lookForMonth_top">
            <div class="selectDate">
                <div>{{year}} 年 {{month}} 月</div>
                <div class="upDownSelect">
                    <div class="upDownSelect_item" @click="dateUp"></div>
                    <div class="upDownSelect_item" @click="dateDown"></div>
                </div>
            </div>
        </div>
        <div class="calendar" :style="calendarStyle">
            <div
                v-for="(item,index) in calendarData"
                class="calendar_item"
                :key="index"
                :class="{ash:item.color==='ash',date:index>6&&item.color!=='ash'}"
            >
                <p class="dateEdit">
                    {{item.label}}
                    <i class="el-icon-edit-outline" v-if="item.color!=='ash'&&index>=7"></i>
                </p>
                <p v-if="index>6">上班</p>
            </div>
        </div>
    </div>
</template>
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<script>
export default {
    name: "lookForMonth",
    data: () => {
        return {
            calendarData: [
                { label: "日" },
                { label: "一" },
                { label: "二" },
                { label: "三" },
                { label: "四" },
                { label: "五" },
                { label: "六" },
            ], //日历循环渲染数据
            year: 0, //当前日期年
            month: 0, //当前日期月数
            date: 0, //当前日期号数
            day: -1, //当前星期几
        };
    },
    filters: {},
    computed: {
        // 根据当月日期详情更改日历表格高度
        calendarStyle() {
            if (this.calendarData.length > 42) {
                return "height: 701px;";
            } else {
                return "height: 601px;";
            }
        },
    },
    async created() {
        // 获取当前日期数据
        this.getNow();
        // 获取当前月份一号的时间戳
        let firstTime = +new Date(this.year, this.month - 1, 1, 0, 0, 0);
        this.getCalendarDate(); // 给calendarData添加当月数据
    },
    mounted() {},
    methods: {
        // 获取当前时间
        getNow() {
            let now = new Date();
            this.year = +now.getFullYear();
            this.month = +now.getMonth() + 1;
            this.date = +now.getDate();
            this.day = +now.getDay();
        },
        // 获取每个月的天数
        monthDay(month) {
            if ([1, 3, 5, 7, 8, 10, 12].includes(month)) {
                return 31;
            } else if ([4, 6, 9, 11].includes(month)) {
                return 30;
            } else if (month === 2) {
                //  判断当年是否为闰年
                if (
                    (this.year % 4 === 0 && this.year % 100 !== 0) ||
                    this.year % 400 === 0
                ) {
                    return 29;
                } else {
                    return 28;
                }
            }
        },
        // 给calendarData添加当月数据
        getCalendarDate() {
            // 获取当前月份一号星期几
            let firstDay = new Date(
                this.year + "-" + this.month + "-" + "01"
            ).getDay();
            this.calendarData = [
                { label: "日" },
                { label: "一" },
                { label: "二" },
                { label: "三" },
                { label: "四" },
                { label: "五" },
                { label: "六" },
            ];
            let num = parseInt(firstDay);
            let nowDays = this.monthDay(this.month);
            let lastMonth = this.month - 1 > 0 ? this.month - 1 : 12;
            let lastDays = this.monthDay(lastMonth);
            //   循环添加上一个月数据
            for (let i = 0; i < num; i++) {
                this.calendarData.push({
                    label: lastDays - num + i + 1,
                    color: "ash",
                });
            }
            // 循环添加当月数据
            for (let i = 0; i < nowDays; i++) {
                this.calendarData.push({ label: i + 1 });
            }
            // 循环添加下一个月数据
            if (this.calendarData.length % 7 !== 0) {
                let surplusDay = 7 - (this.calendarData.length % 7);
                for (let i = 0; i < surplusDay; i++) {
                    this.calendarData.push({ label: i + 1, color: "ash" });
                }
            }
            this.loading = false;
        },
        // 将日期调上
        dateUp() {
            this.month--;
            if (this.month <= 0) {
                this.year--;
                this.month = 12;
            }
            this.getCalendarDate(); // 给calendarData添加当月数据
        },
        // 将日期调下
        dateDown() {
            this.month++;
            if (this.month > 12) {
                this.year++;
                this.month = 1;
            }
            this.getCalendarDate(); // 给calendarData添加当月数据
        },
    },
};
</script>
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<style lang="scss" scoped>
.lookForMonth_wrapper {
  padding: 20px;
  width: 701px;
  margin: auto;
}
.lookForMonth_top {
  margin-bottom: 20px;
  overflow: hidden;
  .selectTeacher {
    float: left;
  }
  .selectDate {
    height: 30px;
    line-height: 30px;
    float: right;
    display: flex;
    .upDownSelect {
      display: flex;
      flex-direction: column;
      margin-top: -2px;
      margin-left: 5px;
      .upDownSelect_item {
        width: 0;
        height: 0;
        border: 7px solid transparent;
        cursor: pointer;
      }
      .upDownSelect_item:nth-child(1) {
        border-bottom: 7px solid #666;
        margin-bottom: 5px;
        &:hover {
          border-bottom: 7px solid skyblue;
        }
      }
      .upDownSelect_item:nth-child(2) {
        border-top: 7px solid #666;
        &:hover {
          border-top: 7px solid skyblue;
        }
      }
    }
  }
}
/* 日历表样式=======================================↓ */
.calendar {
  width: 701px;
  border-top: 1px solid #ccc;
  border-left: 1px solid #ccc;
  display: flex;
  flex-wrap: wrap;
  box-sizing: border-box;
  .calendar_item {
    box-sizing: border-box;
    width: 100px;
    height: 100px;
    border-right: 1px solid #ccc;
    border-bottom: 1px solid #ccc;
    text-align: center;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    &.date:hover{
      background: #eee;
    }
    .status{
      margin-top: 10px;
      &.textBlue{
        color: blue;
      }
      &.textRed{
        color: brown;
      }
    }
    .el-icon-edit-outline{
      cursor: pointer;
      margin-left: 7px;
    }
  }
  .ash{
    color: gainsboro;
  }
  .dateEdit{
    margin-bottom: 10px;
  }
}
</style>
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