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编辑当前文件:/home/freeclou/app.optimyar.com/backend/node_modules/react-dates/src/components/DateRangePicker.jsx

import React from 'react';
import moment from 'moment';
import { css, withStyles, withStylesPropTypes } from 'react-with-styles';
import { Portal } from 'react-portal';
import { forbidExtraProps } from 'airbnb-prop-types';
import { addEventListener } from 'consolidated-events';
import isTouchDevice from 'is-touch-device';
import OutsideClickHandler from 'react-outside-click-handler';

import DateRangePickerShape from '../shapes/DateRangePickerShape';
import { DateRangePickerPhrases } from '../defaultPhrases';

import getResponsiveContainerStyles from '../utils/getResponsiveContainerStyles';
import getDetachedContainerStyles from '../utils/getDetachedContainerStyles';
import getInputHeight from '../utils/getInputHeight';
import isInclusivelyAfterDay from '../utils/isInclusivelyAfterDay';
import disableScroll from '../utils/disableScroll';
import noflip from '../utils/noflip';

import DateRangePickerInputController from './DateRangePickerInputController';
import DayPickerRangeController from './DayPickerRangeController';
import CloseButton from './CloseButton';

import {
  START_DATE,
  END_DATE,
  HORIZONTAL_ORIENTATION,
  VERTICAL_ORIENTATION,
  ANCHOR_LEFT,
  ANCHOR_RIGHT,
  OPEN_DOWN,
  OPEN_UP,
  DAY_SIZE,
  ICON_BEFORE_POSITION,
  INFO_POSITION_BOTTOM,
  FANG_HEIGHT_PX,
  DEFAULT_VERTICAL_SPACING,
  NAV_POSITION_TOP,
} from '../constants';

const propTypes = forbidExtraProps({
  ...withStylesPropTypes,
  ...DateRangePickerShape,
});

const defaultProps = {
  // required props for a functional interactive DateRangePicker
  startDate: null,
  endDate: null,
  focusedInput: null,

// input related props
  startDatePlaceholderText: 'Start Date',
  endDatePlaceholderText: 'End Date',
  startDateAriaLabel: undefined,
  endDateAriaLabel: undefined,
  startDateOffset: undefined,
  endDateOffset: undefined,
  disabled: false,
  required: false,
  readOnly: false,
  screenReaderInputMessage: '',
  showClearDates: false,
  showDefaultInputIcon: false,
  inputIconPosition: ICON_BEFORE_POSITION,
  customInputIcon: null,
  customArrowIcon: null,
  customCloseIcon: null,
  noBorder: false,
  block: false,
  small: false,
  regular: false,
  keepFocusOnInput: false,

// calendar presentation and interaction related props
  renderMonthText: null,
  renderWeekHeaderElement: null,
  orientation: HORIZONTAL_ORIENTATION,
  anchorDirection: ANCHOR_LEFT,
  openDirection: OPEN_DOWN,
  horizontalMargin: 0,
  withPortal: false,
  withFullScreenPortal: false,
  appendToBody: false,
  disableScroll: false,
  initialVisibleMonth: null,
  numberOfMonths: 2,
  keepOpenOnDateSelect: false,
  reopenPickerOnClearDates: false,
  renderCalendarInfo: null,
  calendarInfoPosition: INFO_POSITION_BOTTOM,
  hideKeyboardShortcutsPanel: false,
  daySize: DAY_SIZE,
  isRTL: false,
  firstDayOfWeek: null,
  verticalHeight: null,
  transitionDuration: undefined,
  verticalSpacing: DEFAULT_VERTICAL_SPACING,
  horizontalMonthPadding: undefined,

// navigation related props
  dayPickerNavigationInlineStyles: null,
  navPosition: NAV_POSITION_TOP,
  navPrev: null,
  navNext: null,
  renderNavPrevButton: null,
  renderNavNextButton: null,

onPrevMonthClick() {},
  onNextMonthClick() {},

onClose() {},

// day presentation and interaction related props
  renderCalendarDay: undefined,
  renderDayContents: null,
  renderMonthElement: null,
  minimumNights: 1,
  enableOutsideDays: false,
  isDayBlocked: () => false,
  isOutsideRange: (day) => !isInclusivelyAfterDay(day, moment()),
  isDayHighlighted: () => false,
  minDate: undefined,
  maxDate: undefined,

// internationalization
  displayFormat: () => moment.localeData().longDateFormat('L'),
  monthFormat: 'MMMM YYYY',
  weekDayFormat: 'dd',
  phrases: DateRangePickerPhrases,
  dayAriaLabelFormat: undefined,
};

class DateRangePicker extends React.PureComponent {
  constructor(props) {
    super(props);
    this.state = {
      dayPickerContainerStyles: {},
      isDateRangePickerInputFocused: false,
      isDayPickerFocused: false,
      showKeyboardShortcuts: false,
    };

this.isTouchDevice = false;

this.onOutsideClick = this.onOutsideClick.bind(this);
    this.onDateRangePickerInputFocus = this.onDateRangePickerInputFocus.bind(this);
    this.onDayPickerFocus = this.onDayPickerFocus.bind(this);
    this.onDayPickerFocusOut = this.onDayPickerFocusOut.bind(this);
    this.onDayPickerBlur = this.onDayPickerBlur.bind(this);
    this.showKeyboardShortcutsPanel = this.showKeyboardShortcutsPanel.bind(this);

this.responsivizePickerPosition = this.responsivizePickerPosition.bind(this);
    this.disableScroll = this.disableScroll.bind(this);

this.setDayPickerContainerRef = this.setDayPickerContainerRef.bind(this);
    this.setContainerRef = this.setContainerRef.bind(this);
  }

componentDidMount() {
    this.removeEventListener = addEventListener(
      window,
      'resize',
      this.responsivizePickerPosition,
      { passive: true },
    );
    this.responsivizePickerPosition();
    this.disableScroll();

const { focusedInput } = this.props;
    if (focusedInput) {
      this.setState({
        isDateRangePickerInputFocused: true,
      });
    }

this.isTouchDevice = isTouchDevice();
  }

componentDidUpdate(prevProps) {
    const { focusedInput } = this.props;
    if (!prevProps.focusedInput && focusedInput && this.isOpened()) {
      // The date picker just changed from being closed to being open.
      this.responsivizePickerPosition();
      this.disableScroll();
    } else if (prevProps.focusedInput && !focusedInput && !this.isOpened()) {
      // The date picker just changed from being open to being closed.
      if (this.enableScroll) this.enableScroll();
    }
  }

componentWillUnmount() {
    this.removeDayPickerEventListeners();
    if (this.removeEventListener) this.removeEventListener();
    if (this.enableScroll) this.enableScroll();
  }

onOutsideClick(event) {
    const {
      onFocusChange,
      onClose,
      startDate,
      endDate,
      appendToBody,
    } = this.props;

if (!this.isOpened()) return;
    if (appendToBody && this.dayPickerContainer.contains(event.target)) return;

this.setState({
      isDateRangePickerInputFocused: false,
      isDayPickerFocused: false,
      showKeyboardShortcuts: false,
    });

onFocusChange(null);
    onClose({ startDate, endDate });
  }

onDateRangePickerInputFocus(focusedInput) {
    const {
      onFocusChange,
      readOnly,
      withPortal,
      withFullScreenPortal,
      keepFocusOnInput,
    } = this.props;

if (focusedInput) {
      const withAnyPortal = withPortal || withFullScreenPortal;
      const moveFocusToDayPicker = withAnyPortal
        || (readOnly && !keepFocusOnInput)
        || (this.isTouchDevice && !keepFocusOnInput);

if (moveFocusToDayPicker) {
        this.onDayPickerFocus();
      } else {
        this.onDayPickerBlur();
      }
    }

onFocusChange(focusedInput);
  }

onDayPickerFocus() {
    const { focusedInput, onFocusChange } = this.props;
    if (!focusedInput) onFocusChange(START_DATE);

this.setState({
      isDateRangePickerInputFocused: false,
      isDayPickerFocused: true,
      showKeyboardShortcuts: false,
    });
  }

onDayPickerFocusOut(event) {
    // In cases where **relatedTarget** is not null, it points to the right
    // element here. However, in cases where it is null (such as clicking on a
    // specific day) or it is **document.body** (IE11), the appropriate value is **event.target**.
    //
    // We handle both situations here by using the ` || ` operator to fallback
    // to *event.target** when **relatedTarget** is not provided.
    const relatedTarget = event.relatedTarget === document.body
      ? event.target
      : (event.relatedTarget || event.target);
    if (this.dayPickerContainer.contains(relatedTarget)) return;
    this.onOutsideClick(event);
  }

onDayPickerBlur() {
    this.setState({
      isDateRangePickerInputFocused: true,
      isDayPickerFocused: false,
      showKeyboardShortcuts: false,
    });
  }

setDayPickerContainerRef(ref) {
    if (ref === this.dayPickerContainer) return;
    if (this.dayPickerContainer) this.removeDayPickerEventListeners();

this.dayPickerContainer = ref;
    if (!ref) return;

this.addDayPickerEventListeners();
  }

setContainerRef(ref) {
    this.container = ref;
  }

addDayPickerEventListeners() {
    // NOTE: We are using a manual event listener here, because React doesn't
    // provide FocusOut, while blur and keydown don't provide the information
    // needed in order to know whether we have left focus or not.
    //
    // For reference, this issue is further described here:
    // - https://github.com/facebook/react/issues/6410
    this.removeDayPickerFocusOut = addEventListener(
      this.dayPickerContainer,
      'focusout',
      this.onDayPickerFocusOut,
    );
  }

removeDayPickerEventListeners() {
    if (this.removeDayPickerFocusOut) this.removeDayPickerFocusOut();
  }

isOpened() {
    const { focusedInput } = this.props;
    return focusedInput === START_DATE || focusedInput === END_DATE;
  }

disableScroll() {
    const { appendToBody, disableScroll: propDisableScroll } = this.props;
    if (!appendToBody && !propDisableScroll) return;
    if (!this.isOpened()) return;

// Disable scroll for every ancestor of this DateRangePicker up to the
    // document level. This ensures the input and the picker never move. Other
    // sibling elements or the picker itself can scroll.
    this.enableScroll = disableScroll(this.container);
  }

responsivizePickerPosition() {
    // It's possible the portal props have been changed in response to window resizes
    // So let's ensure we reset this back to the base state each time
    const { dayPickerContainerStyles } = this.state;

if (Object.keys(dayPickerContainerStyles).length > 0) {
      this.setState({ dayPickerContainerStyles: {} });
    }

if (!this.isOpened()) {
      return;
    }

const {
      openDirection,
      anchorDirection,
      horizontalMargin,
      withPortal,
      withFullScreenPortal,
      appendToBody,
    } = this.props;

const isAnchoredLeft = anchorDirection === ANCHOR_LEFT;
    if (!withPortal && !withFullScreenPortal) {
      const containerRect = this.dayPickerContainer.getBoundingClientRect();
      const currentOffset = dayPickerContainerStyles[anchorDirection] || 0;
      const containerEdge = isAnchoredLeft
        ? containerRect[ANCHOR_RIGHT]
        : containerRect[ANCHOR_LEFT];

this.setState({
        dayPickerContainerStyles: {
          ...getResponsiveContainerStyles(
            anchorDirection,
            currentOffset,
            containerEdge,
            horizontalMargin,
          ),
          ...(appendToBody && getDetachedContainerStyles(
            openDirection,
            anchorDirection,
            this.container,
          )),
        },
      });
    }
  }

showKeyboardShortcutsPanel() {
    this.setState({
      isDateRangePickerInputFocused: false,
      isDayPickerFocused: true,
      showKeyboardShortcuts: true,
    });
  }

maybeRenderDayPickerWithPortal() {
    const { withPortal, withFullScreenPortal, appendToBody } = this.props;

if (!this.isOpened()) {
      return null;
    }

if (withPortal || withFullScreenPortal || appendToBody) {
      return (
        <Portal>
          {this.renderDayPicker()}
        </Portal>
      );
    }

return this.renderDayPicker();
  }

renderDayPicker() {
    const {
      anchorDirection,
      openDirection,
      isDayBlocked,
      isDayHighlighted,
      isOutsideRange,
      numberOfMonths,
      orientation,
      monthFormat,
      renderMonthText,
      renderWeekHeaderElement,
      dayPickerNavigationInlineStyles,
      navPosition,
      navPrev,
      navNext,
      renderNavPrevButton,
      renderNavNextButton,
      onPrevMonthClick,
      onNextMonthClick,
      onDatesChange,
      onFocusChange,
      withPortal,
      withFullScreenPortal,
      daySize,
      enableOutsideDays,
      focusedInput,
      startDate,
      startDateOffset,
      endDate,
      endDateOffset,
      minDate,
      maxDate,
      minimumNights,
      keepOpenOnDateSelect,
      renderCalendarDay,
      renderDayContents,
      renderCalendarInfo,
      renderMonthElement,
      calendarInfoPosition,
      firstDayOfWeek,
      initialVisibleMonth,
      hideKeyboardShortcutsPanel,
      customCloseIcon,
      onClose,
      phrases,
      dayAriaLabelFormat,
      isRTL,
      weekDayFormat,
      styles,
      verticalHeight,
      transitionDuration,
      verticalSpacing,
      horizontalMonthPadding,
      small,
      disabled,
      theme: { reactDates },
    } = this.props;

const { dayPickerContainerStyles, isDayPickerFocused, showKeyboardShortcuts } = this.state;

const onOutsideClick = (!withFullScreenPortal && withPortal)
      ? this.onOutsideClick
      : undefined;
    const initialVisibleMonthThunk = initialVisibleMonth || (
      () => (startDate || endDate || moment())
    );

const closeIcon = customCloseIcon || (
      <CloseButton {...css(styles.DateRangePicker_closeButton_svg)} />
    );

const inputHeight = getInputHeight(reactDates, small);

const withAnyPortal = withPortal || withFullScreenPortal;

/* eslint-disable jsx-a11y/no-static-element-interactions */
    /* eslint-disable jsx-a11y/click-events-have-key-events */
    return (
      <div
        ref={this.setDayPickerContainerRef}
        {...css(
          styles.DateRangePicker_picker,
          anchorDirection === ANCHOR_LEFT && styles.DateRangePicker_picker__directionLeft,
          anchorDirection === ANCHOR_RIGHT && styles.DateRangePicker_picker__directionRight,
          orientation === HORIZONTAL_ORIENTATION && styles.DateRangePicker_picker__horizontal,
          orientation === VERTICAL_ORIENTATION && styles.DateRangePicker_picker__vertical,
          !withAnyPortal && openDirection === OPEN_DOWN && {
            top: inputHeight + verticalSpacing,
          },
          !withAnyPortal && openDirection === OPEN_UP && {
            bottom: inputHeight + verticalSpacing,
          },
          withAnyPortal && styles.DateRangePicker_picker__portal,
          withFullScreenPortal && styles.DateRangePicker_picker__fullScreenPortal,
          isRTL && styles.DateRangePicker_picker__rtl,
          dayPickerContainerStyles,
        )}
        onClick={onOutsideClick}
      >
        <DayPickerRangeController
          orientation={orientation}
          enableOutsideDays={enableOutsideDays}
          numberOfMonths={numberOfMonths}
          onPrevMonthClick={onPrevMonthClick}
          onNextMonthClick={onNextMonthClick}
          onDatesChange={onDatesChange}
          onFocusChange={onFocusChange}
          onClose={onClose}
          focusedInput={focusedInput}
          startDate={startDate}
          startDateOffset={startDateOffset}
          endDate={endDate}
          endDateOffset={endDateOffset}
          minDate={minDate}
          maxDate={maxDate}
          monthFormat={monthFormat}
          renderMonthText={renderMonthText}
          renderWeekHeaderElement={renderWeekHeaderElement}
          withPortal={withAnyPortal}
          daySize={daySize}
          initialVisibleMonth={initialVisibleMonthThunk}
          hideKeyboardShortcutsPanel={hideKeyboardShortcutsPanel}
          dayPickerNavigationInlineStyles={dayPickerNavigationInlineStyles}
          navPosition={navPosition}
          navPrev={navPrev}
          navNext={navNext}
          renderNavPrevButton={renderNavPrevButton}
          renderNavNextButton={renderNavNextButton}
          minimumNights={minimumNights}
          isOutsideRange={isOutsideRange}
          isDayHighlighted={isDayHighlighted}
          isDayBlocked={isDayBlocked}
          keepOpenOnDateSelect={keepOpenOnDateSelect}
          renderCalendarDay={renderCalendarDay}
          renderDayContents={renderDayContents}
          renderCalendarInfo={renderCalendarInfo}
          renderMonthElement={renderMonthElement}
          calendarInfoPosition={calendarInfoPosition}
          isFocused={isDayPickerFocused}
          showKeyboardShortcuts={showKeyboardShortcuts}
          onBlur={this.onDayPickerBlur}
          phrases={phrases}
          dayAriaLabelFormat={dayAriaLabelFormat}
          isRTL={isRTL}
          firstDayOfWeek={firstDayOfWeek}
          weekDayFormat={weekDayFormat}
          verticalHeight={verticalHeight}
          transitionDuration={transitionDuration}
          disabled={disabled}
          horizontalMonthPadding={horizontalMonthPadding}
        />

{withFullScreenPortal && (
          <button
            {...css(styles.DateRangePicker_closeButton)}
            type="button"
            onClick={this.onOutsideClick}
            aria-label={phrases.closeDatePicker}
          >
            {closeIcon}
          </button>
        )}
      </div>
    );
    /* eslint-enable jsx-a11y/no-static-element-interactions */
    /* eslint-enable jsx-a11y/click-events-have-key-events */
  }

render() {
    const {
      startDate,
      startDateId,
      startDatePlaceholderText,
      startDateAriaLabel,
      endDate,
      endDateId,
      endDatePlaceholderText,
      endDateAriaLabel,
      focusedInput,
      screenReaderInputMessage,
      showClearDates,
      showDefaultInputIcon,
      inputIconPosition,
      customInputIcon,
      customArrowIcon,
      customCloseIcon,
      disabled,
      required,
      readOnly,
      openDirection,
      phrases,
      isOutsideRange,
      minimumNights,
      withPortal,
      withFullScreenPortal,
      displayFormat,
      reopenPickerOnClearDates,
      keepOpenOnDateSelect,
      onDatesChange,
      onClose,
      isRTL,
      noBorder,
      block,
      verticalSpacing,
      small,
      regular,
      styles,
    } = this.props;

const { isDateRangePickerInputFocused } = this.state;

const enableOutsideClick = (!withPortal && !withFullScreenPortal);

const hideFang = verticalSpacing < FANG_HEIGHT_PX;

const input = (
      <DateRangePickerInputController
        startDate={startDate}
        startDateId={startDateId}
        startDatePlaceholderText={startDatePlaceholderText}
        isStartDateFocused={focusedInput === START_DATE}
        startDateAriaLabel={startDateAriaLabel}
        endDate={endDate}
        endDateId={endDateId}
        endDatePlaceholderText={endDatePlaceholderText}
        isEndDateFocused={focusedInput === END_DATE}
        endDateAriaLabel={endDateAriaLabel}
        displayFormat={displayFormat}
        showClearDates={showClearDates}
        showCaret={!withPortal && !withFullScreenPortal && !hideFang}
        showDefaultInputIcon={showDefaultInputIcon}
        inputIconPosition={inputIconPosition}
        customInputIcon={customInputIcon}
        customArrowIcon={customArrowIcon}
        customCloseIcon={customCloseIcon}
        disabled={disabled}
        required={required}
        readOnly={readOnly}
        openDirection={openDirection}
        reopenPickerOnClearDates={reopenPickerOnClearDates}
        keepOpenOnDateSelect={keepOpenOnDateSelect}
        isOutsideRange={isOutsideRange}
        minimumNights={minimumNights}
        withFullScreenPortal={withFullScreenPortal}
        onDatesChange={onDatesChange}
        onFocusChange={this.onDateRangePickerInputFocus}
        onKeyDownArrowDown={this.onDayPickerFocus}
        onKeyDownQuestionMark={this.showKeyboardShortcutsPanel}
        onClose={onClose}
        phrases={phrases}
        screenReaderMessage={screenReaderInputMessage}
        isFocused={isDateRangePickerInputFocused}
        isRTL={isRTL}
        noBorder={noBorder}
        block={block}
        small={small}
        regular={regular}
        verticalSpacing={verticalSpacing}
      >
        {this.maybeRenderDayPickerWithPortal()}
      </DateRangePickerInputController>
    );

return (
      <div
        ref={this.setContainerRef}
        {...css(
          styles.DateRangePicker,
          block && styles.DateRangePicker__block,
        )}
      >
        {enableOutsideClick && (
          <OutsideClickHandler onOutsideClick={this.onOutsideClick}>
            {input}
          </OutsideClickHandler>
        )}
        {enableOutsideClick || input}
      </div>
    );
  }
}

DateRangePicker.propTypes = propTypes;
DateRangePicker.defaultProps = defaultProps;

export { DateRangePicker as PureDateRangePicker };
export default withStyles(({ reactDates: { color, zIndex } }) => ({
  DateRangePicker: {
    position: 'relative',
    display: 'inline-block',
  },

DateRangePicker__block: {
    display: 'block',
  },

DateRangePicker_picker: {
    zIndex: zIndex + 1,
    backgroundColor: color.background,
    position: 'absolute',
  },

DateRangePicker_picker__rtl: {
    direction: noflip('rtl'),
  },

DateRangePicker_picker__directionLeft: {
    left: noflip(0),
  },

DateRangePicker_picker__directionRight: {
    right: noflip(0),
  },

DateRangePicker_picker__portal: {
    backgroundColor: 'rgba(0, 0, 0, 0.3)',
    position: 'fixed',
    top: 0,
    left: noflip(0),
    height: '100%',
    width: '100%',
  },

DateRangePicker_picker__fullScreenPortal: {
    backgroundColor: color.background,
  },

DateRangePicker_closeButton: {
    background: 'none',
    border: 0,
    color: 'inherit',
    font: 'inherit',
    lineHeight: 'normal',
    overflow: 'visible',
    cursor: 'pointer',

position: 'absolute',
    top: 0,
    right: noflip(0),
    padding: 15,
    zIndex: zIndex + 2,

':hover': {
      color: `darken(${color.core.grayLighter}, 10%)`,
      textDecoration: 'none',
    },

':focus': {
      color: `darken(${color.core.grayLighter}, 10%)`,
      textDecoration: 'none',
    },
  },

DateRangePicker_closeButton_svg: {
    height: 15,
    width: 15,
    fill: color.core.grayLighter,
  },
}), { pureComponent: typeof React.PureComponent !== 'undefined' })(DateRangePicker);