sc-react-ions/lib/components/PanelGroup/PanelSlider.js

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

'use strict';

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

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 _propTypes = require('prop-types');

var _propTypes2 = _interopRequireDefault(_propTypes);

var _OptClass = require('../internal/OptClass');

var _OptClass2 = _interopRequireDefault(_OptClass);

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

var _style2 = _interopRequireDefault(_style);

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"); } }

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 PanelSlider = function (_React$Component) {
  _inherits(PanelSlider, _React$Component);

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

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

    _this.state = {
      panels: [],
      isTransitioning: false
    };

    _this.componentWillMount = function () {
      _this.activatePanel(_this.props.activePanel);
    };

    _this.componentWillReceiveProps = function (nextProps) {
      if (nextProps.activePanel !== _this.props.activePanel) {
        _this.setState({
          isTransitioning: true
        });
        _this.activatePanel(nextProps.activePanel);
        setTimeout(function () {
          _this.setState({
            isTransitioning: false
          });
        }, 500);
      }
    };

    _this.getStyle = function (index) {
      var translateValue = void 0;

      if (index === 0) {
        translateValue = 0;
      } else {
        translateValue = '-' + index + '00';
      }

      return {
        'transform': 'translateX(' + translateValue + '%)'
      };
    };

    _this.getPanels = function () {
      var panels = [];

      _react2.default.Children.forEach(_this.props.children, function (panel) {
        if (_react2.default.isValidElement(panel)) {
          panels.push(panel);
        }
      });
      return panels;
    };

    _this.activatePanel = function (activePanel) {
      var panels = _this.getPanels();
      var initialPanels = [];

      panels.forEach(function (panel, index) {
        var active = activePanel === index;

        initialPanels = [].concat(_toConsumableArray(initialPanels), [{ active: active }]);
      });

      _this.setState({ panels: initialPanels });
    };

    return _this;
  }

  // No sCU on this component because
  // nested child components need to be
  // able to update as needed


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

      var isTransitioningClass = this.state.isTransitioning ? _style2.default['is-transitioning'] : null;
      var panelSliderClasses = (0, _OptClass2.default)(_style2.default, 'panel-slider', [this.props.optClass, isTransitioningClass]);
      var panelWrapClasses = (0, _OptClass2.default)(_style2.default, 'panel-wrap');

      var panels = this.getPanels().map(function (panel, index) {
        return _react2.default.cloneElement(panel, {
          key: index,
          panelIndex: index,
          active: _this2.state.panels[index].active,
          name: _this2.props.name
        });
      });

      return _react2.default.createElement(
        'div',
        { className: panelSliderClasses },
        _react2.default.createElement(
          'div',
          { className: _style2.default['wrapper'] },
          _react2.default.createElement(
            'div',
            { className: _style2.default['inner'] },
            _react2.default.createElement(
              'div',
              { className: panelWrapClasses, style: this.getStyle(this.props.activePanel) },
              panels
            )
          )
        )
      );
    }
  }]);

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

PanelSlider.propTypes = {
  /**
   * The currently active panel
   */
  activePanel: _propTypes2.default.number,
  /**
   * Optional CSS class(es) to be used for local styles (string or array of strings)
   */
  optClass: _propTypes2.default.oneOfType([_propTypes2.default.array, _propTypes2.default.string])
};
PanelSlider.defaultProps = {
  activePanel: 0,
  name: 'PanelSlider'
};
exports.default = PanelSlider;