mirror of
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268 lines
7.0 KiB
JavaScript
268 lines
7.0 KiB
JavaScript
import React, { useState } from 'react';
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import classNames from 'classnames';
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import {
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startOfWeek,
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startOfMonth,
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startOfYear,
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endOfMonth,
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addDays,
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subDays,
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addYears,
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subYears,
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addMonths,
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setMonth,
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setYear,
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isSameDay,
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isBefore,
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isAfter,
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} from 'date-fns';
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import Button from './Button';
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import useLocale from 'hooks/useLocale';
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import { dateFormat } from 'lib/lang';
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import { chunk } from 'lib/array';
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import Chevron from 'assets/chevron-down.svg';
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import Cross from 'assets/times.svg';
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import styles from './Calendar.module.css';
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import Icon from './Icon';
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export default function Calendar({ date, minDate, maxDate, onChange }) {
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const [locale] = useLocale();
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const [selectMonth, setSelectMonth] = useState(false);
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const [selectYear, setSelectYear] = useState(false);
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const month = dateFormat(date, 'MMMM', locale);
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const year = date.getFullYear();
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function toggleMonthSelect() {
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setSelectYear(false);
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setSelectMonth(state => !state);
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}
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function toggleYearSelect() {
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setSelectMonth(false);
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setSelectYear(state => !state);
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}
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function handleChange(value) {
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setSelectMonth(false);
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setSelectYear(false);
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if (value) {
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onChange(value);
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}
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}
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return (
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<div className={styles.calendar}>
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<div className={styles.header}>
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<div>{date.getDate()}</div>
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<div
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className={classNames(styles.selector, { [styles.open]: selectMonth })}
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onClick={toggleMonthSelect}
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>
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{month}
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<Icon className={styles.icon} icon={selectMonth ? <Cross /> : <Chevron />} size="small" />
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</div>
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<div
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className={classNames(styles.selector, { [styles.open]: selectYear })}
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onClick={toggleYearSelect}
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>
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{year}
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<Icon className={styles.icon} icon={selectYear ? <Cross /> : <Chevron />} size="small" />
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</div>
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</div>
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<div className={styles.body}>
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{!selectMonth && !selectYear && (
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<DaySelector
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date={date}
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minDate={minDate}
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maxDate={maxDate}
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locale={locale}
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onSelect={handleChange}
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/>
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)}
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{selectMonth && (
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<MonthSelector
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date={date}
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minDate={minDate}
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maxDate={maxDate}
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locale={locale}
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onSelect={handleChange}
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onClose={toggleMonthSelect}
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/>
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)}
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{selectYear && (
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<YearSelector
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date={date}
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minDate={minDate}
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maxDate={maxDate}
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onSelect={handleChange}
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onClose={toggleYearSelect}
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/>
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)}
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</div>
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</div>
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);
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}
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const DaySelector = ({ date, minDate, maxDate, locale, onSelect }) => {
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const startWeek = startOfWeek(date);
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const startMonth = startOfMonth(date);
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const startDay = subDays(startMonth, startMonth.getDay());
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const month = date.getMonth();
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const year = date.getFullYear();
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const daysOfWeek = [];
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for (let i = 0; i < 7; i++) {
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daysOfWeek.push(addDays(startWeek, i));
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}
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const days = [];
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for (let i = 0; i < 35; i++) {
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days.push(addDays(startDay, i));
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}
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return (
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<table>
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<thead>
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<tr>
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{daysOfWeek.map((day, i) => (
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<th key={i} className={locale}>
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{dateFormat(day, 'EEE', locale)}
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</th>
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))}
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</tr>
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</thead>
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<tbody>
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{chunk(days, 7).map((week, i) => (
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<tr key={i}>
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{week.map((day, j) => {
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const disabled = isBefore(day, minDate) || isAfter(day, maxDate);
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return (
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<td
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key={j}
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className={classNames({
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[styles.selected]: isSameDay(date, day),
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[styles.faded]: day.getMonth() !== month || day.getFullYear() !== year,
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[styles.disabled]: disabled,
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})}
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onClick={!disabled ? () => onSelect(day) : null}
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>
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{day.getDate()}
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</td>
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);
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})}
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</tr>
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))}
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</tbody>
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</table>
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);
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};
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const MonthSelector = ({ date, minDate, maxDate, locale, onSelect }) => {
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const start = startOfYear(date);
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const months = [];
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for (let i = 0; i < 12; i++) {
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months.push(addMonths(start, i));
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}
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function handleSelect(value) {
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onSelect(setMonth(date, value));
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}
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return (
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<table>
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<tbody>
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{chunk(months, 3).map((row, i) => (
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<tr key={i}>
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{row.map((month, j) => {
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const disabled =
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isBefore(endOfMonth(month), minDate) || isAfter(startOfMonth(month), maxDate);
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return (
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<td
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key={j}
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className={classNames(locale, {
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[styles.selected]: month.getMonth() === date.getMonth(),
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[styles.disabled]: disabled,
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})}
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onClick={!disabled ? () => handleSelect(month.getMonth()) : null}
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>
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{dateFormat(month, 'MMMM', locale)}
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</td>
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);
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})}
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</tr>
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))}
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</tbody>
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</table>
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);
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};
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const YearSelector = ({ date, minDate, maxDate, onSelect }) => {
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const [currentDate, setCurrentDate] = useState(date);
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const year = date.getFullYear();
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const currentYear = currentDate.getFullYear();
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const minYear = minDate.getFullYear();
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const maxYear = maxDate.getFullYear();
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const years = [];
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for (let i = 0; i < 15; i++) {
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years.push(currentYear - 7 + i);
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}
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function handleSelect(value) {
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onSelect(setYear(date, value));
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}
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function handlePrevClick() {
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setCurrentDate(state => subYears(state, 15));
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}
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function handleNextClick() {
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setCurrentDate(state => addYears(state, 15));
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}
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return (
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<div className={styles.pager}>
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<div className={styles.left}>
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<Button
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icon={<Chevron />}
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size="small"
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onClick={handlePrevClick}
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disabled={years[0] <= minYear}
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variant="light"
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/>
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</div>
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<div className={styles.middle}>
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<table>
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<tbody>
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{chunk(years, 5).map((row, i) => (
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<tr key={i}>
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{row.map((n, j) => (
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<td
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key={j}
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className={classNames({
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[styles.selected]: n === year,
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[styles.disabled]: n < minYear || n > maxYear,
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})}
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onClick={() => (n < minYear || n > maxYear ? null : handleSelect(n))}
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>
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{n}
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</td>
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))}
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</tr>
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))}
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</tbody>
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</table>
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</div>
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<div className={styles.right}>
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<Button
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icon={<Chevron />}
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size="small"
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onClick={handleNextClick}
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disabled={years[years.length - 1] > maxYear}
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variant="light"
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/>
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</div>
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</div>
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);
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};
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