import React from 'react';
import PropTypes from 'prop-types';
import classNames from 'classnames';
import { FormattedMessage } from 'react-intl';
import { toPairs } from 'lodash';

import { ensureListing } from '../../util/data';
import { EditListingFeaturesForm } from '../../containers';
import { ListingLink } from '../../components';

import css from './EditListingFeaturesPanel.css';

const FEATURES_NAME = 'amenities';

const EditListingFeaturesPanel = props => {
  const {
    rootClassName,
    className,
    listing,
    onSubmit,
    onChange,
    submitButtonText,
    panelUpdated,
    updateInProgress,
    errors,
  } = props;

  const classes = classNames(rootClassName || css.root, className);
  const currentListing = ensureListing(listing);
  const { publicData } = currentListing.attributes;

  const panelTitle = currentListing.id ? (
    <FormattedMessage
      id="EditListingFeaturesPanel.title"
      values={{ listingTitle: <ListingLink listing={listing} /> }}
    />
  ) : (
    <FormattedMessage id="EditListingFeaturesPanel.createListingTitle" />
  );

  const currentFeaturesArray = publicData && publicData.amenities;
  const currentFeatures =
    currentFeaturesArray &&
    currentFeaturesArray.reduce((map, key) => {
      map[key] = true;
      return map;
    }, {});

  const initialValues = { [FEATURES_NAME]: currentFeatures };

  return (
    <div className={classes}>
      <h1 className={css.title}>{panelTitle}</h1>
      <EditListingFeaturesForm
        className={css.form}
        name={FEATURES_NAME}
        initialValues={initialValues}
        onSubmit={values => {
          const entries = values[FEATURES_NAME] ? toPairs(values[FEATURES_NAME]) : [];

          const amenities = entries.filter(entry => entry[1] === true).map(entry => entry[0]);

          const updatedValues = {
            publicData: { amenities },
          };
          onSubmit(updatedValues);
        }}
        onChange={onChange}
        saveActionMsg={submitButtonText}
        updated={panelUpdated}
        updateError={errors.updateListingError}
        updateInProgress={updateInProgress}
      />
    </div>
  );
};

EditListingFeaturesPanel.defaultProps = {
  rootClassName: null,
  className: null,
  listing: null,
};

const { bool, func, object, string } = PropTypes;

EditListingFeaturesPanel.propTypes = {
  rootClassName: string,
  className: string,

  // We cannot use propTypes.listing since the listing might be a draft.
  listing: object,

  onSubmit: func.isRequired,
  onChange: func.isRequired,
  submitButtonText: string.isRequired,
  panelUpdated: bool.isRequired,
  updateInProgress: bool.isRequired,
  errors: object.isRequired,
};

export default EditListingFeaturesPanel;
