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CalendarTagTwoStep.tsx
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CalendarTagTwoStep.tsx
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/**
* Copyright 2019, SumUp Ltd.
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
import { Component, createRef } from 'react';
import { css } from '@emotion/react';
import type { Moment } from 'moment';
import type { ClickEvent } from '../../types/events.js';
import styled from '../../styles/styled.js';
import { RangePickerController } from '../Calendar/index.js';
import Tag from '../Tag/index.js';
import ButtonGroup from '../ButtonGroup/index.js';
import { END_DATE, START_DATE } from '../Calendar/constants.js';
export interface CalendarTagTwoStepProps {
/**
* Callback to receive the set of dates when the user selects them.
*/
onDatesRangeChange: (range: DateRange) => void;
/**
* Function that's called when the date tag is clicked.
*/
onClick?: (event: ClickEvent) => void;
/**
* Label for the clear action
*/
clearButtonLabel: string;
/**
* Label for the confirm action
*/
confirmButtonLabel: string;
}
type CalendarTagTwoStepState = DateRange & {
focusedInput: FocusedInput;
};
type CalendarDate = Moment | null;
type DateRange = {
startDate: CalendarDate;
endDate: CalendarDate;
};
type FocusedInput = 'startDate' | 'endDate' | null;
const buttonGroupStyles = () => css`
/* based on react dates */
padding: 0 23px 18px 0;
`;
const CalendarWrapper = styled.div`
margin-top: ${({ theme }) => theme.spacings.byte};
`;
function toDate(date: CalendarDate) {
return date ? date.format('MMM DD') : '';
}
/**
* Component composed from a <Tag /> and a <RangePickerController /> that has
* two step process where the user has to click "Apply" to trigger onChange
*/
export class CalendarTagTwoStep extends Component<
CalendarTagTwoStepProps,
CalendarTagTwoStepState
> {
state = {
startDate: null,
endDate: null,
focusedInput: null,
};
tagRef = createRef<HTMLDivElement & HTMLButtonElement>();
handleDatesChange = ({ startDate, endDate }: DateRange) => {
this.setState({ startDate, endDate });
this.handleFocusChange(endDate ? START_DATE : END_DATE);
};
handleFocusChange = (focusedInput: FocusedInput) =>
this.setState({ focusedInput });
handleClear = () =>
this.setState({ startDate: null, endDate: null, focusedInput: null });
handleTagClick = (event: ClickEvent) => {
if (this.props.onClick) {
this.props.onClick(event);
}
this.setState(({ focusedInput }) => ({
focusedInput: focusedInput !== null ? null : START_DATE,
}));
};
getDateRangePreview = () => {
const { startDate, endDate } = this.state;
if (!startDate && !endDate) {
return 'Dates';
}
return `${toDate(startDate)} - ${toDate(endDate)}`;
};
handleOutsideClick = ({ target }: MouseEvent) => {
if (
this.tagRef.current &&
!this.tagRef.current.contains(target as HTMLElement)
) {
this.handleFocusChange(null);
}
};
handleConfirm = () => {
const { startDate, endDate } = this.state;
if (!startDate || !endDate) {
return;
}
this.props.onDatesRangeChange({ startDate, endDate });
this.handleFocusChange(null);
};
render() {
const {
clearButtonLabel,
confirmButtonLabel,
onDatesRangeChange,
...props
} = this.props;
const { focusedInput, startDate, endDate } = this.state;
const isOpen = focusedInput !== null;
const isFilled = Boolean(startDate && endDate);
return (
<div {...props}>
<Tag
selected={isOpen || isFilled}
ref={this.tagRef}
onClick={this.handleTagClick}
>
{this.getDateRangePreview()}
</Tag>
{isOpen && (
<CalendarWrapper>
{/* @ts-expect-error This worked before the component was converted to TypeScript */}
<RangePickerController
startDate={startDate}
endDate={endDate}
onDatesChange={this.handleDatesChange}
onOutsideClick={this.handleOutsideClick}
numberOfMonths={2}
calendarInfoPosition="bottom"
renderCalendarInfo={() => (
<ButtonGroup
css={buttonGroupStyles}
align="right"
actions={{
primary: {
size: 'kilo',
children: confirmButtonLabel,
onClick: this.handleConfirm,
},
secondary: {
size: 'kilo',
children: clearButtonLabel,
onClick: this.handleClear,
},
}}
/>
)}
/>
</CalendarWrapper>
)}
</div>
);
}
}