cpui-components/lib/components/Dropdown/Dropdown.js

'use strict';

Object.defineProperty(exports, "__esModule", {
	value: true
});
exports.Dropdown = undefined;

var _react = require('react');

var _react2 = _interopRequireDefault(_react);

var _propTypes = require('prop-types');

var _propTypes2 = _interopRequireDefault(_propTypes);

var _Transition = require('react-transition-group/Transition');

var _Transition2 = _interopRequireDefault(_Transition);

function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }

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; }

var Dropdown = exports.Dropdown = function (_Component) {
	_inherits(Dropdown, _Component);

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

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

		_this.handleOpen = function (openEvent) {
			_this.setState({ isOpen: !_this.state.isOpen });
		};

		_this.handleSelection = function (selectionEvent) {
			_this.setState({
				dropdownLabel: selectionEvent.target.getAttribute('data-label'),
				isOpen: false,
				selectedOption: selectionEvent.target.value
			}, _this.props.onChange(selectionEvent));
		};

		_this.render = function () {
			var id = _this.props.id;
			var _this$state = _this.state,
			    isOpen = _this$state.isOpen,
			    dropdownLabel = _this$state.dropdownLabel;


			return _react2.default.createElement(
				'div',
				{ id: id,
					tabIndex: '0',
					className: 'cp-DropdownMenu ' + (isOpen ? 'is-open' : '') + ' ' + (_this.props.size == 'small' ? 'cp-DropdownMenu--small' : '') + ' ' + (_this.props.slim ? 'cp-DropdownMenu--slim' : ''),
					'data-label': dropdownLabel,
					onClick: _this.handleOpen },
				_react2.default.createElement(
					'svg',
					{ className: 'cp-DropdownMenu-arrow--down' },
					_react2.default.createElement('use', { xmlnsXlink: 'http://www.w3.org/1999/xlink', xlinkHref: '#iconArrow--down' })
				),
				_this.renderMenu(_this.handleSelection)
			);
		};

		_this.renderMenu = function (handleSelection) {
			var _this$props = _this.props,
			    id = _this$props.id,
			    options = _this$props.options,
			    transitionTimeout = _this$props.transitionTimeout;
			var _this$state2 = _this.state,
			    selectedOption = _this$state2.selectedOption,
			    isOpen = _this$state2.isOpen;

			var transitionProps = { in: isOpen, timeout: transitionTimeout };

			var optionDivs = options.map(function (optionName, index) {
				var optionId = id + 'Option' + index;
				return _react2.default.createElement(
					'div',
					{ key: index },
					_react2.default.createElement('input', { id: optionId,
						value: optionId,
						name: id + 'Options',
						'data-label': optionName,
						type: 'radio',
						className: 'cp-RadioButton-input',
						checked: selectedOption === optionId,
						onChange: handleSelection }),
					_react2.default.createElement(
						'label',
						{ htmlFor: optionId,
							className: 'cp-RadioButton-label cp-DropdownMenu-option' },
						optionName
					)
				);
			});
			return _react2.default.createElement(
				_Transition2.default,
				transitionProps,
				function (state) {
					return _react2.default.createElement(
						'div',
						{ className: 'cp-DropdownMenu-menu Dropdown-fade-' + state },
						optionDivs
					);
				}
			);
		};

		_this.state = {
			dropdownLabel: _this.props.startValue,
			isOpen: false,
			selectedOption: _this.props.selectedOption != null ? _this.props.id + 'Option' + _this.props.selectedOption : _this.props.startValue != null ? _this.props.id + 'Option' + _this.props.options.findIndex(function (option) {
				return option.toString() === _this.props.startValue;
			}) : ''
		};
		return _this;
	}

	return Dropdown;
}(_react.Component);

Dropdown.propTypes = {
	startValue: _propTypes2.default.string,
	id: _propTypes2.default.string.isRequired,
	onChange: _propTypes2.default.func,
	options: _propTypes2.default.array.isRequired,
	size: _propTypes2.default.oneOf(['small']),
	slim: _propTypes2.default.bool,
	transitionTimeout: _propTypes2.default.oneOfType([_propTypes2.default.shape({ enter: _propTypes2.default.number, exit: _propTypes2.default.number }), _propTypes2.default.number])
};
Dropdown.defaultProps = {
	startValue: 'Select an option',
	transitionTimeout: 240,
	onChange: function onChange(e) {}
};
exports.default = Dropdown;