本文实例为大家分享了vue-week-picker实现按周切换的日历的具体代码，供大家参考，具体内容如下

vue-week-picker

安装

npm install vue-week-picker --save-dev

DEMO

功能

结合Element-ui使用

效果

与vue-element结合组件，请转到链接

使用

<VueWeekPicker @dateValue="dateValue" />

Or

<vue-week-picker @dateValue="dateValue" />

import VueWeekPicker from 'vue-week-picker';

export default {
 components: {
 VueWeekPicker
 }
}

Or

export default {
 components: {
 'vue-week-picker': VueWeekPicker
 }
}

代码

<template>
 <div class="date">
 <el-row>
 <el-col :span="24">
 <div class="weeks">
 <!-- 日期 -->
 <ul class="days">
 <li @click="weekPre" class="prev-btn">
 <i class="fa fa-angle-left fa-icon" aria-hidden="true"></i>
 <span class="hidden-sm-and-down" style="margin-left: 5px;">上一周</span>
 </li>
 <li
 @click="pick(day, index)"
 v-for="(day, index) in days"
 :key="index"
 :class="{selected:index == tabIndex}"
 >
 <!--本月-->
 <span v-if="day.getMonth()+1 != currentMonth" class="other-month item-wrapper">
 <p>{{day | getWeekFormat}}</p>
 <span class="hidden-sm-and-down">{{ day | dateFormat }}</span>
 </span>
 <span v-else>
 <!--今天-->
 <span
 v-if="day.getFullYear() == new Date().getFullYear() && day.getMonth() == new Date().getMonth() && day.getDate() == new Date().getDate()"
 class="today-item"
 >今天</span>
 <span class="item-wrapper" v-else>
 <p>{{day | getWeekFormat}}</p>
 <span class="hidden-sm-and-down">{{ day | dateFormat }}</span>
 </span>
 </span>
 </li>
 <li @click="weekNext" class="next-btn">
 <span class="hidden-sm-and-down" style="margin-right: 5px;">下一周</span>
 <i class="fa fa-angle-right fa-icon" aria-hidden="true"></i>
 </li>
 <li>
 <span>
 <el-date-picker
 class="right-pick-btn"
 style="width: 100%"
 @change="pickDate"
 v-model="value1"
 type="date"
 placeholder="按日期查询"
 ></el-date-picker>
 </span>
 </li>
 </ul>
 </div>
 </el-col>
 </el-row>
 <el-row>
 <el-col :span="20" :offset="2" class="time-range">
 <span
 @click="pickTime(time, index)"
 v-for="(time, index) in times"
 :key="index"
 :class="{active:index == tabTimeIndex}"
 >{{time}}</span>
 </el-col>
 </el-row>
 </div>
</template>

<script>
/* eslint-disable */
import moment from "moment";
export default {
 props: {
 dateValue: {
 type: String,
 default: moment(new Date()).format("YYYY-MM-DD")
 },
 timeValue: {
 type: String,
 default: "00:00"
 }
 },
 data() {
 return {
 currentYear: 1970, // 年份
 currentMonth: 1, // 月份
 currentDay: 1, // 日期
 currentWeek: 1, // 星期
 days: [],
 value1: "",
 tabIndex: null,
 tabTimeIndex: 0,
 times: [
 "00:00~06:00",
 "06:00~12:00",
 "12:00~18:00",
 "18:00~24:00",
 "今日节目"
 ]
 };
 },
 filters: {
 dateFormat(date) {
 return moment(date).format("YYYY-MM-DD");
 },
 getWeekFormat(date) {
 const weeksObj = {
 1: "周一",
 2: "周二",
 3: "周三",
 4: "周四",
 5: "周五",
 6: "周六",
 7: "周日"
 };
 let weekNumber = moment(date).isoWeekday();
 return weeksObj[weekNumber];
 }
 },

 mounted() {
 const index = _.findIndex(this.days, function(o) {
 // console.log('o: ', o.getDate());
 // console.log('new Date().getDate(): ', new Date().getDate());
 return o.getDate() === new Date().getDate();
 });
 console.log("index: ", index);
 this.tabIndex = index;
 },

 created() {
 this.initData(null);
 },

 methods: {
 formatDate(year, month, day) {
 const y = year;
 let m = month;
 if (m < 10) m = `0${m}`;
 let d = day;
 if (d < 10) d = `0${d}`;
 return `${y}-${m}-${d}`;
 },
 pickDate(date) {
 let newDate = moment(date).format("YYYY-MM-DD");
 this.$emit("dateValue", newDate);
 },
 initData(cur) {
 let date = "";
 if (cur) {
 date = new Date(cur);
 } else {
 date = new Date();
 }
 this.currentDay = date.getDate(); // 今日日期 几号
 this.currentYear = date.getFullYear(); // 当前年份
 this.currentMonth = date.getMonth() + 1; // 当前月份
 this.currentWeek = date.getDay(); // 1...6,0 // 星期几
 if (this.currentWeek === 0) {
 this.currentWeek = 7;
 }
 const str = this.formatDate(
 this.currentYear,
 this.currentMonth,
 this.currentDay
 ); // 今日日期 年-月-日
 this.days.length = 0;
 // 今天是周日，放在第一行第7个位置，前面6个 这里默认显示一周，如果需要显示一个月，则第二个循环为 i<= 35- this.currentWeek
 /* eslint-disabled */
 for (let i = this.currentWeek - 1; i >= 0; i -= 1) {
 const d = new Date(str);
 d.setDate(d.getDate() - i);
 // console.log(y:" + d.getDate())
 this.days.push(d);
 }
 for (let i = 1; i <= 7 - this.currentWeek; i += 1) {
 const d = new Date(str);
 d.setDate(d.getDate() + i);
 this.days.push(d);
 }
 },

 // 上个星期
 weekPre() {
 const d = this.days[0]; // 如果当期日期是7号或者小于7号
 d.setDate(d.getDate() - 7);
 this.initData(d);
 },

 // 下个星期
 weekNext() {
 const d = this.days[6]; // 如果当期日期是7号或者小于7号
 d.setDate(d.getDate() + 7);
 this.initData(d);
 },

 // 上一個月 传入当前年份和月份
 pickPre(year, month) {
 const d = new Date(this.formatDate(year, month, 1));
 d.setDate(0);
 this.initData(this.formatDate(d.getFullYear(), d.getMonth() + 1, 1));
 },

 // 下一個月 传入当前年份和月份
 pickNext(year, month) {
 const d = new Date(this.formatDate(year, month, 1));
 d.setDate(35);
 this.initData(this.formatDate(d.getFullYear(), d.getMonth() + 1, 1));
 },

 // 当前选择日期
 pick(date, index) {
 let newDate = moment(date).format("YYYY-MM-DD");
 this.$emit("dateValue", newDate);
 // console.log("index: ", index);
 this.tabIndex = index;
 // alert(
 // this.formatDate(date.getFullYear(), date.getMonth() + 1, date.getDate())
 // );
 },
 pickTime(time, index) {
 // console.log('time: ', time);
 let timeArr = [];
 timeArr.push(_.head(_.split(time, "~")));
 console.log("timeArr: ", timeArr);
 this.$emit("timeValue", _.join(timeArr), "");
 // console.log("index: ", index);
 this.tabTimeIndex = index;
 // alert(
 // this.formatDate(date.getFullYear(), date.getMonth() + 1, date.getDate())
 // );
 }
 }
};
</script>