@scrnhq/eurovision-elements/results-table/body.js

'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 _style = require('./style.css');

var _style2 = _interopRequireDefault(_style);

var _each = require('lodash/each');

var _each2 = _interopRequireDefault(_each);

var _flag = require('../flag');

var Flags = _interopRequireWildcard(_flag);

var _tableItem = require('../table-item');

var _tableItem2 = _interopRequireDefault(_tableItem);

var _react = require('react');

var _react2 = _interopRequireDefault(_react);

var _reactAddonsShallowCompare = require('react-addons-shallow-compare');

var _reactAddonsShallowCompare2 = _interopRequireDefault(_reactAddonsShallowCompare);

function _interopRequireWildcard(obj) { if (obj && obj.__esModule) { return obj; } else { var newObj = {}; if (obj != null) { for (var key in obj) { if (Object.prototype.hasOwnProperty.call(obj, key)) newObj[key] = obj[key]; } } newObj.default = obj; return newObj; } }

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 Body = function (_Component) {
  _inherits(Body, _Component);

  function Body() {
    var _ref;

    var _temp, _this, _ret;

    _classCallCheck(this, Body);

    for (var _len = arguments.length, args = Array(_len), _key = 0; _key < _len; _key++) {
      args[_key] = arguments[_key];
    }

    return _ret = (_temp = (_this = _possibleConstructorReturn(this, (_ref = Body.__proto__ || Object.getPrototypeOf(Body)).call.apply(_ref, [this].concat(args))), _this), _this.state = {
      headerPosition: 0
    }, _this.step = function () {
      var top = _this.refs.component.getBoundingClientRect().top;
      var offset = top > 0 ? 0 : Math.abs(top);
      (0, _each2.default)(_this.headers, function (header) {
        header.style.transform = 'translateY(' + offset + 'px)'; // eslint-disable-line no-param-reassign
      });
      _this.requestId = requestAnimationFrame(_this.step);
    }, _temp), _possibleConstructorReturn(_this, _ret);
  }

  /**
   * Define the prop types of the component.
   *
   * @type {Object}
   */


  /**
   * The state of the component.
   *
   * @type {Object}
   */


  _createClass(Body, [{
    key: 'componentDidMount',


    /**
     * Invoked when the component is mounted.
     *
     * @return {void}
     */
    value: function componentDidMount() {
      this.headers = this.refs.component.querySelectorAll('tr > th');
      this.requestId = requestAnimationFrame(this.step);
    }

    /**
     * Determines if the component should be updated.
     *
     * @param  {Object} nextProps
     * @param  {Object} nextState
     * @return {Boolean}
     */

  }, {
    key: 'shouldComponentUpdate',
    value: function shouldComponentUpdate(nextProps, nextState) {
      return (0, _reactAddonsShallowCompare2.default)(this, nextProps, nextState);
    }

    /**
     * Invoked when the component will unmount.
     *
     * @return {void}
     */

  }, {
    key: 'componentWillUnmount',
    value: function componentWillUnmount() {
      cancelAnimationFrame(this.requestId);
    }

    /**
     * Get the width of the component.
     *
     * @return {Object}
     */

  }, {
    key: 'getWidth',
    value: function getWidth() {
      return {
        scrollWidth: this.refs.component.scrollWidth,
        width: this.refs.component.getBoundingClientRect().width
      };
    }

    /**
     * Move the header according to the scroll position.
     *
     * @return {void}
     */

  }, {
    key: 'render',


    /**
     * Render the component.
     *
     * @return {ReactElement}
     */
    value: function render() {
      var _this2 = this;

      return _react2.default.createElement(
        'tbody',
        { ref: 'component', className: _style2.default.body, onScroll: this.props.onScroll },
        this.props.countries.map(function (country) {
          return _react2.default.createElement(
            'tr',
            {
              key: country,
              style: { position: 'relative' },
              className: [_style2.default.column, _style2.default.body_column].join(' ')
            },
            _react2.default.createElement(
              'th',
              { className: _style2.default.body_header },
              _react2.default.createElement(Flags[country], { height: 20 })
            ),
            _this2.props.entries.map(function (entry) {
              return _react2.default.createElement(
                _tableItem2.default,
                {
                  align: 'center',
                  key: entry.id,
                  className: _style2.default.body_item
                },
                entry.votes[country] || '.'
              );
            })
          );
        })
      );
    }
  }]);

  return Body;
}(_react.Component);

Body.propTypes = {
  onScroll: _react.PropTypes.func.isRequired,
  entries: _react.PropTypes.array.isRequired,
  countries: _react.PropTypes.array.isRequired
};
exports.default = Body;