131 lines
3.7 KiB
JavaScript
131 lines
3.7 KiB
JavaScript
/*
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*此函数的作用是根据传入的一个日期，返回这一周的日期或者这一个月的日期，
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* 如果是月的话注意还包含上个月和下个月的日期，月的话总共数据有 6 * 7 = 42个
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*
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*/
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/*
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* 时间格式化函数
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* 重要提示，微信小程序new Date('2020-04-16')在ios中无法获取时间对象
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* 解决方式: 建议将时间都格式化成'2020/04/16 00:00:00'的格式
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* 函数示例: formatDate(new Date(), 'YYYY/MM/dd hh:mm:ss')
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*/
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export const formatDate = (date, fmt) => {
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if (/(y+)/.test(fmt)) {
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fmt = fmt.replace(RegExp.$1, (date.getFullYear() + '').substr(4 - RegExp.$1.length))
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}
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let o = {
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'M+': date.getMonth() + 1,
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'd+': date.getDate(),
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'h+': date.getHours(),
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'm+': date.getMinutes(),
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's+': date.getSeconds()
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}
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for (let k in o) {
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if (new RegExp(`(${k})`).test(fmt)) {
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let str = o[k] + ''
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fmt = fmt.replace(RegExp.$1, (RegExp.$1.length === 1) ? str : padLeftZero(str))
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}
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}
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return fmt
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}
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const padLeftZero = (str) => {
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return ('00' + str).substr(str.length)
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}
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export const judgeType = (s) => {
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// 函数返回数据的具体类型
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return Object.prototype.toString.call(s).slice(8,-1);
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}
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export const equalDate = (d1, d2) => {
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let result = false;
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if (d1.getFullYear() === d2.getFullYear() && d1.getMonth() === d2.getMonth() && d1.getDate() === d2.getDate()) {
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result = true;
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}
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return result;
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}
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/* 比较时间,时间格式为2020-04-04
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*/
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export const dateEqual = (before, after) => {
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before = new Date(before.replace('-', '/').replace('-', '/'))
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after = new Date(after.replace('-', '/').replace('-', '/'))
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if (before.getTime() - after.getTime() === 0) {
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return true
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} else {
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return false
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}
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}
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export const gegerateDates = (date = new Date(), type='week') => {
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const result = [];
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if (judgeType(date) === 'Date') {
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// 年，月，日
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const y = date.getFullYear();
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const m = date.getMonth();
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const d = date.getDate();
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const days = new Date(y, m+1, 0).getDate();
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// 获取日期是星期几
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let weekIndex = date.getDay() === 0 ? 7 : date.getDay();
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if (type === 'month') {
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const dobj = new Date(y,m,1);
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weekIndex = dobj.getDay() === 0 ? 7 : dobj.getDay();
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}
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if (type === 'week') {
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for(let i = weekIndex - 1; i >0; i--) {
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const dtemp = new Date(y,m,d);
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dtemp.setDate(dtemp.getDate() - i);
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result.push({
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time: dtemp,
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show: true,
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fullDate: formatDate(dtemp, 'yyyy-MM-dd'),
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isToday: equalDate(new Date(), dtemp)
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})
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}
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for(let i = 0; i <= 7 - weekIndex; i++) {
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const dtemp = new Date(y,m,d);
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dtemp.setDate(dtemp.getDate() + i);
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result.push({
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time: dtemp,
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show: true,
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fullDate: formatDate(dtemp, 'yyyy-MM-dd'),
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isToday: equalDate(new Date(), dtemp)
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})
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}
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} else if (type === 'month') {
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// 上个月
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for(let i = weekIndex - 1; i > 0; i--) {
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const dtemp = new Date(y,m,1);
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dtemp.setDate(dtemp.getDate() - i);
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result.push({
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time: dtemp,
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show: false,
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fullDate: formatDate(dtemp, 'yyyy-MM-dd'),
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isToday: equalDate(new Date(), dtemp)
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});
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}
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// 这个月的日期
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for (let i = 0; i < days; i++) {
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const dtemp = new Date(y,m,1);
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dtemp.setDate(dtemp.getDate() + i);
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result.push({
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time: dtemp,
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show: true,
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fullDate: formatDate(dtemp, 'yyyy-MM-dd'),
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isToday: equalDate(new Date(), dtemp)
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});
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}
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const len = 42 - result.length;
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// 下个月的日期
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for (let i = 1; i <= len;i++) {
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const dtemp = new Date(y,m+1,0);
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dtemp.setDate(dtemp.getDate() + i);
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result.push({
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time: dtemp,
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show: false,
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fullDate: formatDate(dtemp, 'yyyy-MM-dd'),
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isToday: equalDate(new Date(), dtemp)
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})
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}
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}
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}
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return result;
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}
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