114 lines
2.4 KiB
JavaScript
114 lines
2.4 KiB
JavaScript
export function getMonthEndDay(year, month) {
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return new Date(year, month, 0).getDate();
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}
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export function isTimeTemp(data) {
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var reg = /^\d+(\.\d+)?$/;
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return reg.test(data);
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}
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export function getDate(str) {
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if (isTimeTemp(str)) {
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str = parseInt(str);
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}
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str = new Date(str);
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return str;
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}
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export function getDayByOffset(date, number) {
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date = new Date(date);
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date.setDate(date.getDate() + number);
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return date;
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}
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export function compareMonth(date1, date2) {
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if (!(date1 instanceof Date)) {
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date1 = getDate(date1);
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}
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if (!(date2 instanceof Date)) {
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date2 = getDate(date2);
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}
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const year1 = date1.getFullYear();
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const year2 = date2.getFullYear();
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const month1 = date1.getMonth();
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const month2 = date2.getMonth();
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if (year1 === year2) {
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return month1 === month2 ? 0 : month1 > month2 ? 1 : -1;
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}
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return year1 > year2 ? 1 : -1;
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}
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export function compareDay(date1, date2) {
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if (!(date1 instanceof Date)) {
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date1 = getDate(date1);
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}
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if (!(date2 instanceof Date)) {
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date2 = getDate(date2);
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}
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const compareMonthResult = compareMonth(date1, date2);
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if (compareMonthResult === 0) {
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const _date1 = date1.getDate();
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const _date2 = date2.getDate();
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return _date1 === _date2 ? 0 : _date1 > _date2 ? 1 : -1;
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}
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return compareMonthResult;
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}
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export function calcDateNum(date) {
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const day1 = new Date(date[0]).getTime();
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const day2 = new Date(date[1]).getTime();
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return (day2 - day1) / (1000 * 60 * 60 * 24) + 1;
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}
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export function copyDates(dates) {
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if (Array.isArray(dates)) {
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return dates.map(date => {
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if (date === null) {
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return date;
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}
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return new Date(date);
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});
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}
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return new Date(dates);
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}
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export function getTime (dates) {
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if (Array.isArray(dates)) {
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return dates.map(date => {
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if (date instanceof Date) {
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return date.getTime();
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}
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return date;
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});
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}
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return (dates instanceof Date ? dates.getTime() : dates);
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}
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export function formatMonthTitle(date) {
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if (!(date instanceof Date)) {
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date = new Date(date);
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}
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return `${date.getFullYear()}年${date.getMonth() + 1}月`;
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}
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export function getMonths(minDate, maxDate) {
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const months = [];
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const cursor = new Date(minDate);
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cursor.setDate(1);
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do {
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months.push(cursor.getTime());
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cursor.setMonth(cursor.getMonth() + 1);
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} while (compareMonth(cursor, maxDate) !== 1);
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return months;
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}
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