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DateTimePicker.tsx
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DateTimePicker.tsx
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import { css, cx } from '@emotion/css';
import React, { FC, FormEvent, ReactNode, useCallback, useEffect, useState } from 'react';
import Calendar from 'react-calendar';
import { useMedia } from 'react-use';
import { dateTimeFormat, DateTime, dateTime, GrafanaTheme2, isDateTime } from '@grafana/data';
import { Button, ClickOutsideWrapper, HorizontalGroup, Icon, InlineField, Input, Portal } from '../..';
import { useStyles2, useTheme2 } from '../../../themes';
import { getModalStyles } from '../../Modal/getModalStyles';
import { TimeOfDayPicker } from '../TimeOfDayPicker';
import { getBodyStyles } from '../TimeRangePicker/CalendarBody';
import { isValid } from '../utils';
export interface Props {
/** Input date for the component */
date?: DateTime;
/** Callback for returning the selected date */
onChange: (date: DateTime) => void;
/** label for the input field */
label?: ReactNode;
/** Set the latest selectable date */
maxDate?: Date;
}
const stopPropagation = (event: React.MouseEvent<HTMLDivElement>) => event.stopPropagation();
export const DateTimePicker: FC<Props> = ({ date, maxDate, label, onChange }) => {
const [isOpen, setOpen] = useState(false);
const theme = useTheme2();
const { modalBackdrop } = getModalStyles(theme);
const isFullscreen = useMedia(`(min-width: ${theme.breakpoints.values.lg}px)`);
const styles = useStyles2(getStyles);
const onApply = useCallback(
(date: DateTime) => {
setOpen(false);
onChange(date);
},
[onChange]
);
const onOpen = useCallback(
(event: FormEvent<HTMLElement>) => {
event.preventDefault();
setOpen(true);
},
[setOpen]
);
return (
<div data-testid="date-time-picker" style={{ position: 'relative' }}>
<DateTimeInput date={date} onChange={onChange} isFullscreen={isFullscreen} onOpen={onOpen} label={label} />
{isOpen ? (
isFullscreen ? (
<ClickOutsideWrapper onClick={() => setOpen(false)}>
<DateTimeCalendar
date={date}
onChange={onApply}
isFullscreen={true}
onClose={() => setOpen(false)}
maxDate={maxDate}
/>
</ClickOutsideWrapper>
) : (
<Portal>
<ClickOutsideWrapper onClick={() => setOpen(false)}>
<div className={styles.modal} onClick={stopPropagation}>
<DateTimeCalendar date={date} onChange={onApply} isFullscreen={false} onClose={() => setOpen(false)} />
</div>
<div className={modalBackdrop} onClick={stopPropagation} />
</ClickOutsideWrapper>
</Portal>
)
) : null}
</div>
);
};
interface DateTimeCalendarProps {
date?: DateTime;
onChange: (date: DateTime) => void;
onClose: () => void;
isFullscreen: boolean;
maxDate?: Date;
}
interface InputProps {
label?: ReactNode;
date?: DateTime;
isFullscreen: boolean;
onChange: (date: DateTime) => void;
onOpen: (event: FormEvent<HTMLElement>) => void;
}
type InputState = {
value: string;
invalid: boolean;
};
const DateTimeInput: FC<InputProps> = ({ date, label, onChange, isFullscreen, onOpen }) => {
const [internalDate, setInternalDate] = useState<InputState>(() => {
return { value: date ? dateTimeFormat(date) : dateTimeFormat(dateTime()), invalid: false };
});
useEffect(() => {
if (date) {
setInternalDate({
invalid: !isValid(dateTimeFormat(date)),
value: isDateTime(date) ? dateTimeFormat(date) : date,
});
}
}, [date]);
const onChangeDate = useCallback((event: FormEvent<HTMLInputElement>) => {
const isInvalid = !isValid(event.currentTarget.value);
setInternalDate({
value: event.currentTarget.value,
invalid: isInvalid,
});
}, []);
const onFocus = useCallback(
(event: FormEvent<HTMLElement>) => {
if (!isFullscreen) {
return;
}
onOpen(event);
},
[isFullscreen, onOpen]
);
const onBlur = useCallback(() => {
if (isDateTime(internalDate.value)) {
onChange(dateTime(internalDate.value));
}
}, [internalDate.value, onChange]);
const icon = <Button aria-label="Time picker" icon="calendar-alt" variant="secondary" onClick={onOpen} />;
return (
<InlineField
label={label}
onClick={stopPropagation}
invalid={!!(internalDate.value && internalDate.invalid)}
className={css`
margin-bottom: 0;
`}
>
<Input
onClick={stopPropagation}
onChange={onChangeDate}
addonAfter={icon}
value={internalDate.value}
onFocus={onFocus}
onBlur={onBlur}
data-testid="date-time-input"
placeholder="Select date/time"
/>
</InlineField>
);
};
const DateTimeCalendar: FC<DateTimeCalendarProps> = ({ date, onClose, onChange, isFullscreen, maxDate }) => {
const calendarStyles = useStyles2(getBodyStyles);
const styles = useStyles2(getStyles);
const [internalDate, setInternalDate] = useState<Date>(() => {
if (date && date.isValid()) {
return date.toDate();
}
return new Date();
});
const onChangeDate = useCallback((date: Date | Date[]) => {
if (!Array.isArray(date)) {
setInternalDate((prevState) => {
// If we don't use time from prevState
// the time will be reset to 00:00:00
date.setHours(prevState.getHours());
date.setMinutes(prevState.getMinutes());
date.setSeconds(prevState.getSeconds());
return date;
});
}
}, []);
const onChangeTime = useCallback((date: DateTime) => {
setInternalDate(date.toDate());
}, []);
return (
<div className={cx(styles.container, { [styles.fullScreen]: isFullscreen })} onClick={stopPropagation}>
<Calendar
next2Label={null}
prev2Label={null}
value={internalDate}
nextLabel={<Icon name="angle-right" />}
nextAriaLabel="Next month"
prevLabel={<Icon name="angle-left" />}
prevAriaLabel="Previous month"
onChange={onChangeDate}
locale="en"
className={calendarStyles.body}
tileClassName={calendarStyles.title}
maxDate={maxDate}
/>
<div className={styles.time}>
<TimeOfDayPicker showSeconds={true} onChange={onChangeTime} value={dateTime(internalDate)} />
</div>
<HorizontalGroup>
<Button type="button" onClick={() => onChange(dateTime(internalDate))}>
Apply
</Button>
<Button variant="secondary" type="button" onClick={onClose}>
Cancel
</Button>
</HorizontalGroup>
</div>
);
};
const getStyles = (theme: GrafanaTheme2) => ({
container: css`
padding: ${theme.spacing(1)};
border: 1px ${theme.colors.border.weak} solid;
border-radius: ${theme.shape.borderRadius(1)};
background-color: ${theme.colors.background.primary};
z-index: ${theme.zIndex.modal};
`,
fullScreen: css`
position: absolute;
`,
time: css`
margin-bottom: ${theme.spacing(2)};
`,
modal: css`
position: fixed;
top: 25%;
left: 25%;
width: 100%;
z-index: ${theme.zIndex.modal};
max-width: 280px;
`,
});