carbon-components/umd/components/card/card.js

Carbon Components is a component library for IBM Cloud

(function (global, factory) {
  if (typeof define === "function" && define.amd) {
    define(['exports', 'warning', '../../globals/js/settings', '../../globals/js/misc/mixin', '../../globals/js/mixins/create-component', '../../globals/js/mixins/init-component-by-search', '../../globals/js/mixins/handles', '../../globals/js/misc/event-matches', '../../globals/js/misc/on'], factory);
  } else if (typeof exports !== "undefined") {
    factory(exports, require('warning'), require('../../globals/js/settings'), require('../../globals/js/misc/mixin'), require('../../globals/js/mixins/create-component'), require('../../globals/js/mixins/init-component-by-search'), require('../../globals/js/mixins/handles'), require('../../globals/js/misc/event-matches'), require('../../globals/js/misc/on'));
  } else {
    var mod = {
      exports: {}
    };
    factory(mod.exports, global.warning, global.settings, global.mixin, global.createComponent, global.initComponentBySearch, global.handles, global.eventMatches, global.on);
    global.card = mod.exports;
  }
})(this, function (exports, _warning, _settings, _mixin2, _createComponent, _initComponentBySearch, _handles, _eventMatches, _on) {
  'use strict';

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

  var _warning2 = _interopRequireDefault(_warning);

  var _settings2 = _interopRequireDefault(_settings);

  var _mixin3 = _interopRequireDefault(_mixin2);

  var _createComponent2 = _interopRequireDefault(_createComponent);

  var _initComponentBySearch2 = _interopRequireDefault(_initComponentBySearch);

  var _handles2 = _interopRequireDefault(_handles);

  var _eventMatches2 = _interopRequireDefault(_eventMatches);

  var _on2 = _interopRequireDefault(_on);

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

  function _toConsumableArray(arr) {
    if (Array.isArray(arr)) {
      for (var i = 0, arr2 = Array(arr.length); i < arr.length; i++) {
        arr2[i] = arr[i];
      }

      return arr2;
    } else {
      return Array.from(arr);
    }
  }

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

  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 _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 didWarnAboutDeprecation = false;

  var Card = function (_mixin) {
    _inherits(Card, _mixin);

    /**
     * The container for cards.
     * @extends CreateComponent
     * @extends InitComponentBySearch
     * @extends Handles
     * @param {HTMLElement} element The element working as a container.
     * @param {Object} [options] The component options.
     * @param {string} [options.selectorCard] The CSS selector to find cards.
     */
    function Card(element, options) {
      _classCallCheck(this, Card);

      var _this = _possibleConstructorReturn(this, (Card.__proto__ || Object.getPrototypeOf(Card)).call(this, element, options));

      _this.manage((0, _on2.default)(_this.element, 'keydown', function (event) {
        _this._cardKeyPress(event);
      }));
      if (process.env.NODE_ENV !== 'production') {
        process.env.NODE_ENV !== 'production' ? (0, _warning2.default)(didWarnAboutDeprecation, 'Accessing the `card` component from the `carbon-components` package ' + 'is deprecated. Use the `carbon-addons-bluemix` package instead.') : void 0;
        didWarnAboutDeprecation = true;
      }
      return _this;
    }

    /**
     * Goes back/forward among cards,
     * right arrow key for going forward, left arrow key for going backward.
     * @param {Event} event The event triggering this method.
     */


    _createClass(Card, [{
      key: '_cardKeyPress',
      value: function _cardKeyPress(event) {
        var direction = {
          37: this.constructor.NAVIGATE.BACKWARD,
          39: this.constructor.NAVIGATE.FORWARD
        }[event.which];
        var card = (0, _eventMatches2.default)(event, this.options.selectorCard);

        if (direction && card && card === document.activeElement) {
          var cards = [].concat(_toConsumableArray(this.element.querySelectorAll(this.options.selectorCard)));
          var nextIndex = Math.max(cards.indexOf(card) + direction, -1 /* For `card` not found in `cards` */);
          var nextIndexLooped = nextIndex >= 0 && nextIndex < cards.length ? nextIndex : nextIndex - Math.sign(nextIndex) * cards.length;
          cards[nextIndexLooped].focus();
        }
      }
    }], [{
      key: 'options',
      get: function get() {
        var prefix = _settings2.default.prefix;

        return {
          selectorInit: '[data-card-list]',
          selectorCard: '.' + prefix + '--card'
        };
      }
    }]);

    return Card;
  }((0, _mixin3.default)(_createComponent2.default, _initComponentBySearch2.default, _handles2.default));

  Card.components = new WeakMap();
  Card.NAVIGATE = {
    BACKWARD: -1,
    FORWARD: 1
  };
  exports.default = Card;
});