export const getDateRect = (date) => {
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const _date = new Date(date);
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return {
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year: _date.getFullYear(),
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month: _date.getMonth(),
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date: _date.getDate(),
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day: _date.getDay(),
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time: _date.getTime(),
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};
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};
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export const isSameDate = (date1, date2) => {
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if (date1 instanceof Date || typeof date1 === 'number')
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date1 = getDateRect(date1);
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if (date2 instanceof Date || typeof date2 === 'number')
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date2 = getDateRect(date2);
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const keys = ['year', 'month', 'date'];
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return keys.every((key) => date1[key] === date2[key]);
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};
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export const getMonthDateRect = (date) => {
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const { year, month } = getDateRect(date);
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const firstDay = new Date(year, month, 1);
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const weekdayOfFirstDay = firstDay.getDay();
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const lastDate = new Date(+new Date(year, month + 1, 1) - 24 * 3600 * 1000).getDate();
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return {
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year,
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month,
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weekdayOfFirstDay,
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lastDate,
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};
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};
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export const isValidDate = (val) => typeof val === 'number' || val instanceof Date;
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export const getDate = (...args) => {
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const now = new Date();
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if (args.length === 0)
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return now;
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if (args.length === 1 && args[0] <= 1000) {
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const { year, month, date } = getDateRect(now);
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return new Date(year, month + args[0], date);
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}
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return Date.apply(null, args);
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};
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