crabfit/crabfit-frontend/src/components/CalendarField/CalendarField.tsx
2021-06-01 03:39:59 +10:00

257 lines
8.7 KiB
TypeScript

import { useState, useEffect, useRef } from 'react';
import { useTranslation } from 'react-i18next';
import dayjs from 'dayjs';
import isToday from 'dayjs/plugin/isToday';
import localeData from 'dayjs/plugin/localeData';
import updateLocale from 'dayjs/plugin/updateLocale';
import { Button, ToggleField } from 'components';
import { useSettingsStore, useLocaleUpdateStore } from 'stores';
import {
Wrapper,
StyledLabel,
StyledSubLabel,
CalendarHeader,
CalendarDays,
CalendarBody,
Date,
Day,
} from './calendarFieldStyle';
dayjs.extend(isToday);
dayjs.extend(localeData);
dayjs.extend(updateLocale);
const calculateMonth = (month, year, weekStart) => {
const date = dayjs().month(month).year(year);
const daysInMonth = date.daysInMonth();
const daysBefore = date.date(1).day() - weekStart;
const daysAfter = 6 - date.date(daysInMonth).day() + weekStart;
let dates = [];
let curDate = date.date(1).subtract(daysBefore, 'day');
let y = 0;
let x = 0;
for (let i = 0; i < daysBefore + daysInMonth + daysAfter; i++) {
if (x === 0) dates[y] = [];
dates[y][x] = curDate.clone();
curDate = curDate.add(1, 'day');
x++;
if (x > 6) {
x = 0;
y++;
}
}
return dates;
};
const CalendarField = ({
label,
subLabel,
id,
register,
...props
}) => {
const weekStart = useSettingsStore(state => state.weekStart);
const locale = useLocaleUpdateStore(state => state.locale);
const { t } = useTranslation('home');
const [type, setType] = useState(0);
const [dates, setDates] = useState(calculateMonth(dayjs().month(), dayjs().year(), weekStart));
const [month, setMonth] = useState(dayjs().month());
const [year, setYear] = useState(dayjs().year());
const [selectedDates, setSelectedDates] = useState([]);
const [selectingDates, _setSelectingDates] = useState([]);
const staticSelectingDates = useRef([]);
const setSelectingDates = newDates => {
staticSelectingDates.current = newDates;
_setSelectingDates(newDates);
};
const [selectedDays, setSelectedDays] = useState([]);
const [selectingDays, _setSelectingDays] = useState([]);
const staticSelectingDays = useRef([]);
const setSelectingDays = newDays => {
staticSelectingDays.current = newDays;
_setSelectingDays(newDays);
};
const startPos = useRef({});
const staticMode = useRef(null);
const [mode, _setMode] = useState(staticMode.current);
const setMode = newMode => {
staticMode.current = newMode;
_setMode(newMode);
};
useEffect(() => {
if (dayjs.Ls.hasOwnProperty(locale) && weekStart !== dayjs.Ls[locale].weekStart) {
dayjs.updateLocale(locale, { weekStart });
}
setDates(calculateMonth(month, year, weekStart));
}, [weekStart, month, year, locale]);
return (
<Wrapper locale={locale}>
{label && <StyledLabel htmlFor={id}>{label}</StyledLabel>}
{subLabel && <StyledSubLabel htmlFor={id}>{subLabel}</StyledSubLabel>}
<input
id={id}
type="hidden"
ref={register}
value={type ? JSON.stringify(selectedDays) : JSON.stringify(selectedDates)}
{...props}
/>
<ToggleField
id="calendarMode"
name="calendarMode"
options={{
'specific': t('form.dates.options.specific'),
'week': t('form.dates.options.week'),
}}
value={type === 0 ? 'specific' : 'week'}
onChange={value => setType(value === 'specific' ? 0 : 1)}
/>
{type === 0 ? (
<>
<CalendarHeader>
<Button
buttonHeight="30px"
buttonWidth="30px"
title={t('form.dates.tooltips.previous')}
type="button"
onClick={() => {
if (month-1 < 0) {
setYear(year-1);
setMonth(11);
} else {
setMonth(month-1);
}
}}
>&lt;</Button>
<span>{dayjs.months()[month]} {year}</span>
<Button
buttonHeight="30px"
buttonWidth="30px"
title={t('form.dates.tooltips.next')}
type="button"
onClick={() => {
if (month+1 > 11) {
setYear(year+1);
setMonth(0);
} else {
setMonth(month+1);
}
}}
>&gt;</Button>
</CalendarHeader>
<CalendarDays>
{(weekStart ? [...dayjs.weekdaysShort().filter((_,i) => i !== 0), dayjs.weekdaysShort()[0]] : dayjs.weekdaysShort()).map(name =>
<Day key={name}>{name}</Day>
)}
</CalendarDays>
<CalendarBody>
{dates.length > 0 && dates.map((dateRow, y) =>
dateRow.map((date, x) =>
<Date
key={y+x}
otherMonth={date.month() !== month}
isToday={date.isToday()}
title={`${date.date()} ${dayjs.months()[date.month()]}${date.isToday() ? ` (${t('form.dates.tooltips.today')})` : ''}`}
selected={selectedDates.includes(date.format('DDMMYYYY'))}
selecting={selectingDates.includes(date)}
mode={mode}
type="button"
onKeyPress={e => {
if (e.key === ' ' || e.key === 'Enter') {
if (selectedDates.includes(date.format('DDMMYYYY'))) {
setSelectedDates(selectedDates.filter(d => d !== date.format('DDMMYYYY')));
} else {
setSelectedDates([...selectedDates, date.format('DDMMYYYY')]);
}
}
}}
onPointerDown={e => {
startPos.current = {x, y};
setMode(selectedDates.includes(date.format('DDMMYYYY')) ? 'remove' : 'add');
setSelectingDates([date]);
e.currentTarget.releasePointerCapture(e.pointerId);
document.addEventListener('pointerup', () => {
if (staticMode.current === 'add') {
setSelectedDates([...selectedDates, ...staticSelectingDates.current.map(d => d.format('DDMMYYYY'))]);
} else if (staticMode.current === 'remove') {
const toRemove = staticSelectingDates.current.map(d => d.format('DDMMYYYY'));
setSelectedDates(selectedDates.filter(d => !toRemove.includes(d)));
}
setMode(null);
}, { once: true });
}}
onPointerEnter={() => {
if (staticMode.current) {
let found = [];
for (let cy = Math.min(startPos.current.y, y); cy < Math.max(startPos.current.y, y)+1; cy++) {
for (let cx = Math.min(startPos.current.x, x); cx < Math.max(startPos.current.x, x)+1; cx++) {
found.push({y: cy, x: cx});
}
}
setSelectingDates(found.map(d => dates[d.y][d.x]));
}
}}
>{date.date()}</Date>
)
)}
</CalendarBody>
</>
) : (
<CalendarBody>
{(weekStart ? [...dayjs.weekdaysShort().filter((_,i) => i !== 0), dayjs.weekdaysShort()[0]] : dayjs.weekdaysShort()).map((name, i) =>
<Date
key={name}
isToday={(weekStart ? [...dayjs.weekdaysShort().filter((_,i) => i !== 0), dayjs.weekdaysShort()[0]] : dayjs.weekdaysShort())[dayjs().day()-weekStart] === name}
title={(weekStart ? [...dayjs.weekdaysShort().filter((_,i) => i !== 0), dayjs.weekdaysShort()[0]] : dayjs.weekdaysShort())[dayjs().day()-weekStart] === name ? t('form.dates.tooltips.today') : ''}
selected={selectedDays.includes(((i + weekStart) % 7 + 7) % 7)}
selecting={selectingDays.includes(((i + weekStart) % 7 + 7) % 7)}
mode={mode}
onPointerDown={(e) => {
startPos.current = i;
setMode(selectedDays.includes(((i + weekStart) % 7 + 7) % 7) ? 'remove' : 'add');
setSelectingDays([((i + weekStart) % 7 + 7) % 7]);
e.currentTarget.releasePointerCapture(e.pointerId);
document.addEventListener('pointerup', () => {
if (staticMode.current === 'add') {
setSelectedDays([...selectedDays, ...staticSelectingDays.current]);
} else if (staticMode.current === 'remove') {
const toRemove = staticSelectingDays.current;
setSelectedDays(selectedDays.filter(d => !toRemove.includes(d)));
}
setMode(null);
}, { once: true });
}}
onPointerEnter={() => {
if (staticMode.current) {
let found = [];
for (let ci = Math.min(startPos.current, i); ci < Math.max(startPos.current, i)+1; ci++) {
found.push(((ci + weekStart) % 7 + 7) % 7);
}
setSelectingDays(found);
}
}}
>{name}</Date>
)}
</CalendarBody>
)}
</Wrapper>
);
};
export default CalendarField;