react-conventions/lib/components/Dropdown/Dropdown.js

An open source set of React components that implement Ambassador's Design and UX patterns.

'use strict';

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

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; }; }();

var _react = require('react');

var _react2 = _interopRequireDefault(_react);

var _reactDom = require('react-dom');

var _reactDom2 = _interopRequireDefault(_reactDom);

var _reactClickOutside = require('react-click-outside');

var _reactClickOutside2 = _interopRequireDefault(_reactClickOutside);

var _Button = require('../Button/Button');

var _Button2 = _interopRequireDefault(_Button);

var _style = require('./style.scss');

var _style2 = _interopRequireDefault(_style);

var _bind = require('classnames/bind');

var _bind2 = _interopRequireDefault(_bind);

var _immutable = require('immutable');

var _immutable2 = _interopRequireDefault(_immutable);

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 (_React$Component) {
  _inherits(Dropdown, _React$Component);

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

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

    _this.state = {
      isOpened: _this.props.isOpened,
      listItems: _this.props.listItems ? _immutable2.default.fromJS(_this.props.listItems) : _immutable2.default.fromJS([]),
      clickedItem: null
    };

    _this.componentWillMount = function () {
      if (_this.props.isOpened) {
        _this.setState({ isOpened: true });
      }
    };

    _this.componentWillReceiveProps = function (nextProps) {
      if (nextProps.isOpened !== _this.state.isOpened) {
        _this.setState({ isOpened: !!nextProps.isOpened });
      }

      if (nextProps.listItems && !_immutable2.default.is(_immutable2.default.fromJS(nextProps.listItems), _this.state.listItems)) {
        _this.setState({ listItems: _immutable2.default.fromJS(nextProps.listItems) });
      }
    };

    _this.toggleDropdown = function (e) {
      e.preventDefault();
      _this.setState({ isOpened: !_this.state.isOpened }, function () {
        if (typeof _this.props.changeCallback === 'function') {
          _this.props.changeCallback(_this.state.isOpened);
        }
      });
    };

    _this.handleClickOutside = function () {
      if (!_this.state.isOpened) return;

      _this.setState({ isOpened: false, confirmationOverlayOpen: false, clickedItem: null }, function () {
        if (typeof _this.props.changeCallback === 'function') {
          _this.props.changeCallback(_this.state.isOpened);
        }
      });
    };

    _this.listItemCallback = function (item) {
      _this.setState({ isOpened: false, confirmationOverlayOpen: false, clickedItem: null });

      if (typeof item.callback === 'function') {
        item.callback(item.name);
      }
    };

    _this.handleConfirmation = function (confirm) {
      if (confirm) {
        _this.listItemCallback(_this.state.clickedItem);
      } else {
        _this.setState({ confirmationOverlayOpen: false, clickedItem: null });
      }
    };

    _this.handleItemClick = function (item) {
      if (item.callbackConfirmation) {
        _this.setState({ confirmationOverlayOpen: true, clickedItem: item });
      } else {
        _this.listItemCallback(item);
      }
    };

    return _this;
  }

  _createClass(Dropdown, [{
    key: 'render',
    value: function render() {
      var _this2 = this;

      var cx = _bind2.default.bind(_style2.default);
      var isOpenedClass = this.state.isOpened ? _style2.default['is-opened'] : null;
      var dropdownClasses = cx(_style2.default['dropdown-component'], this.props.optClass, isOpenedClass);
      var dropdownWrapperClasses = cx(_style2.default['dropdown-wrapper'], this.props.listItems ? _style2.default['dropdown-wrapper-flush'] : null);

      var listItems = this.state.listItems.toJS();
      var listItemNodes = listItems instanceof Array ? listItems.map(function (item, index) {
        return _react2.default.createElement(
          'li',
          { key: index, onClick: _this2.handleItemClick.bind(_this2, item) },
          item.name
        );
      }) : [];

      return _react2.default.createElement(
        'div',
        { className: dropdownClasses },
        _react2.default.createElement(
          'span',
          { className: _style2.default.trigger, onClick: this.toggleDropdown },
          this.props.trigger
        ),
        _react2.default.createElement(
          'div',
          { className: dropdownWrapperClasses },
          listItemNodes.length > 0 && !this.state.confirmationOverlayOpen ? _react2.default.createElement(
            'ul',
            { className: _style2.default['list-wrapper'] },
            listItemNodes
          ) : this.props.children,
          this.state.confirmationOverlayOpen ? _react2.default.createElement(
            'div',
            { className: _style2.default.overlay },
            _react2.default.createElement(
              'span',
              null,
              'Are you sure?'
            ),
            _react2.default.createElement(
              'div',
              { className: _style2.default['button-wrapper'] },
              _react2.default.createElement(
                _Button2.default,
                { onClick: this.handleConfirmation.bind(this, false), optClass: 'danger-alt' },
                'Cancel'
              ),
              _react2.default.createElement(
                _Button2.default,
                { onClick: this.handleConfirmation.bind(this, true) },
                'Yes'
              )
            )
          ) : null
        )
      );
    }
  }]);

  return Dropdown;
}(_react2.default.Component);

Dropdown.defaultProps = {
  isOpened: false
};
Dropdown.propTypes = {
  /**
   * A callback function to be called when dropdown isOpen state changes.
   */
  changeCallback: _react2.default.PropTypes.func,
  /**
   * Whether the dropdown is visible.
   */
  isOpened: _react2.default.PropTypes.bool,
  /**
   * Optional styles to add to the button.
   */
  optClass: _react2.default.PropTypes.string,
  /**
   * An element to pass as a target (number, string, node).
   */
  trigger: _react2.default.PropTypes.oneOfType([_react2.default.PropTypes.number, _react2.default.PropTypes.string, _react2.default.PropTypes.node]),
  /**
   * Optional array of items used in a dropdown list
   */
  listItems: _react2.default.PropTypes.array
};
exports.default = (0, _reactClickOutside2.default)(Dropdown);