ndla-ui/es/RadioButtonGroup/RadioButtonGroup.js

UI component library for NDLA.

var _extends = Object.assign || function (target) { for (var i = 1; i < arguments.length; i++) { var source = arguments[i]; for (var key in source) { if (Object.prototype.hasOwnProperty.call(source, key)) { target[key] = source[key]; } } } return target; };

var _createClass = function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; }();

function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }

function _possibleConstructorReturn(self, call) { if (!self) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return call && (typeof call === "object" || typeof call === "function") ? call : self; }

function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function, not " + typeof superClass); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, enumerable: false, writable: true, configurable: true } }); if (superClass) Object.setPrototypeOf ? Object.setPrototypeOf(subClass, superClass) : subClass.__proto__ = superClass; }

/**
 * Copyright (c) 2018-present, NDLA.
 *
 * This source code is licensed under the GPLv3 license found in the
 * LICENSE file in the root directory of this source tree.
 *
 */

import React, { Fragment, Component } from 'react';
import PropTypes from 'prop-types';
import BEMHelper from 'react-bem-helper';
import { uuid } from 'ndla-util';

var classes = BEMHelper('c-radio-button-group');

var RadioButtonGroup = function (_Component) {
  _inherits(RadioButtonGroup, _Component);

  function RadioButtonGroup(props) {
    _classCallCheck(this, RadioButtonGroup);

    var _this = _possibleConstructorReturn(this, (RadioButtonGroup.__proto__ || Object.getPrototypeOf(RadioButtonGroup)).call(this, props));

    _this.state = {
      selected: props.selected || props.options[0].value
    };
    _this.handleOnChange = _this.handleOnChange.bind(_this);
    _this.uuid = _this.props.uniqeIds && uuid();
    return _this;
  }

  _createClass(RadioButtonGroup, [{
    key: 'handleOnChange',
    value: function handleOnChange(e) {
      this.setState({
        selected: e.target.value
      });
      this.props.onChange(e.target.value);
    }
  }, {
    key: 'render',
    value: function render() {
      var _this2 = this;

      return React.createElement(
        'section',
        null,
        React.createElement(
          'div',
          _extends({ role: 'radiogroup' }, classes('wrapper')),
          this.props.label && React.createElement(
            'h1',
            classes('label-heading'),
            this.props.label
          ),
          this.props.options.map(function (option) {
            var id = _this2.uuid ? _this2.uuid + '_' + option.value : option.value;
            return React.createElement(
              Fragment,
              { key: option.value },
              React.createElement('input', _extends({}, classes('input'), {
                disabled: option.disabled,
                'aria-checked': _this2.state.selected === option.value,
                checked: _this2.state.selected === option.value,
                type: 'radio',
                value: option.value,
                id: id,
                name: id,
                onChange: _this2.handleOnChange
              })),
              React.createElement(
                'label',
                _extends({ htmlFor: id }, classes('label')),
                option.title
              )
            );
          })
        )
      );
    }
  }]);

  return RadioButtonGroup;
}(Component);

RadioButtonGroup.propTypes = {
  selected: PropTypes.string,
  options: PropTypes.arrayOf(PropTypes.shape({
    title: PropTypes.string.isRequired,
    value: PropTypes.string.isRequired,
    disabled: PropTypes.bool
  })).isRequired,
  label: PropTypes.string,
  uniqeIds: PropTypes.bool,
  onChange: PropTypes.func.isRequired
};

export default RadioButtonGroup;