@material-ui/lab/modern/MonthPicker/MonthPicker.js

Laboratory for new Material-UI modules.

import _extends from "@babel/runtime/helpers/esm/extends";
import _objectWithoutPropertiesLoose from "@babel/runtime/helpers/esm/objectWithoutPropertiesLoose";
const _excluded = ["className", "date", "disableFuture", "disablePast", "maxDate", "minDate", "onChange", "onMonthChange"];
import * as React from 'react';
import PropTypes from 'prop-types';
import clsx from 'clsx';
import { styled, useThemeProps } from '@material-ui/core/styles';
import { unstable_composeClasses as composeClasses, generateUtilityClass, generateUtilityClasses } from '@material-ui/unstyled';
import PickersMonth from './PickersMonth';
import { useUtils, useNow } from '../internal/pickers/hooks/useUtils';
import { jsx as _jsx } from "react/jsx-runtime";
export function getMonthPickerUtilityClass(slot) {
  return generateUtilityClass('MuiMonthPicker', slot);
}
export const monthPickerClasses = generateUtilityClasses('MuiMonthPicker', ['root']);

const useUtilityClasses = styleProps => {
  const {
    classes
  } = styleProps;
  const slots = {
    root: ['root']
  };
  return composeClasses(slots, getMonthPickerUtilityClass, classes);
};

const MonthPickerRoot = styled('div', {
  name: 'MuiMonthPicker',
  slot: 'Root',
  overridesResolver: (props, styles) => styles.root
})({
  width: 310,
  display: 'flex',
  flexWrap: 'wrap',
  alignContent: 'stretch'
});
const MonthPicker = /*#__PURE__*/React.forwardRef(function MonthPicker(inProps, ref) {
  const props = useThemeProps({
    props: inProps,
    name: 'MuiMonthPicker'
  });

  const {
    className,
    date,
    disableFuture,
    disablePast,
    maxDate,
    minDate,
    onChange,
    onMonthChange
  } = props,
        other = _objectWithoutPropertiesLoose(props, _excluded);

  const styleProps = props;
  const classes = useUtilityClasses(styleProps);
  const utils = useUtils();
  const now = useNow();
  const currentMonth = utils.getMonth(date || now);

  const shouldDisableMonth = month => {
    const firstEnabledMonth = utils.startOfMonth(disablePast && utils.isAfter(now, minDate) ? now : minDate);
    const lastEnabledMonth = utils.startOfMonth(disableFuture && utils.isBefore(now, maxDate) ? now : maxDate);
    const isBeforeFirstEnabled = utils.isBefore(month, firstEnabledMonth);
    const isAfterLastEnabled = utils.isAfter(month, lastEnabledMonth);
    return isBeforeFirstEnabled || isAfterLastEnabled;
  };

  const onMonthSelect = month => {
    const newDate = utils.setMonth(date || now, month);
    onChange(newDate, 'finish');

    if (onMonthChange) {
      onMonthChange(newDate);
    }
  };

  return /*#__PURE__*/_jsx(MonthPickerRoot, _extends({
    ref: ref,
    className: clsx(classes.root, className),
    styleProps: styleProps
  }, other, {
    children: utils.getMonthArray(date || now).map(month => {
      const monthNumber = utils.getMonth(month);
      const monthText = utils.format(month, 'monthShort');
      return /*#__PURE__*/_jsx(PickersMonth, {
        value: monthNumber,
        selected: monthNumber === currentMonth,
        onSelect: onMonthSelect,
        disabled: shouldDisableMonth(month),
        children: monthText
      }, monthText);
    })
  }));
});
process.env.NODE_ENV !== "production" ? MonthPicker.propTypes
/* remove-proptypes */
= {
  // ----------------------------- Warning --------------------------------
  // | These PropTypes are generated from the TypeScript type definitions |
  // |     To update them edit TypeScript types and run "yarn proptypes"  |
  // ----------------------------------------------------------------------

  /**
   * Override or extend the styles applied to the component.
   */
  classes: PropTypes.object,

  /**
   * className applied to the root element.
   */
  className: PropTypes.string,

  /**
   * Date value for the MonthPicker
   */
  date: PropTypes.any,

  /**
   * If `true` future days are disabled.
   */
  disableFuture: PropTypes.bool,

  /**
   * If `true` past days are disabled.
   */
  disablePast: PropTypes.bool,

  /**
   * Maximal selectable date.
   */
  maxDate: PropTypes.any.isRequired,

  /**
   * Minimal selectable date.
   */
  minDate: PropTypes.any.isRequired,

  /**
   * Callback fired on date change.
   */
  onChange: PropTypes.func.isRequired,

  /**
   * @ignore
   */
  onMonthChange: PropTypes.func,

  /**
   * The system prop that allows defining system overrides as well as additional CSS styles.
   */
  sx: PropTypes.object
} : void 0;
/**
 *
 * Demos:
 *
 * - [Date Picker](https://material-ui.com/components/date-picker/)
 *
 * API:
 *
 * - [MonthPicker API](https://material-ui.com/api/month-picker/)
 */

export default MonthPicker;