mobx-roof/lib/api/createContext.js

Simple React data management by mobx.

'use strict';

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

var _extends = Object.assign || function (target) { for (var i = 1; i < arguments.length; i++) { var source = arguments[i]; for (var key in source) { if (Object.prototype.hasOwnProperty.call(source, key)) { target[key] = source[key]; } } } return target; };

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; }; }();

exports.default = createContext;

var _react = require('react');

var _react2 = _interopRequireDefault(_react);

var _constants = require('../common/constants');

var _mobxReact = require('mobx-react');

var _utils = require('../common/utils');

var _MobxContext = require('../core/MobxContext');

var _MobxContext2 = _interopRequireDefault(_MobxContext);

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

function _defineProperty(obj, key, value) { if (key in obj) { Object.defineProperty(obj, key, { value: value, enumerable: true, configurable: true, writable: true }); } else { obj[key] = value; } return 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; }

/**
 * @param {Object} contextInitData
 * @param {Object} opts
 *    - middlewares
 *    - transfer
 *    - subscribe
 * @return {Function}
 */
function createContext(contextInitData) {
  var opts = arguments.length <= 1 || arguments[1] === undefined ? {} : arguments[1];

  return function (WrappedComponent) {
    var _class, _temp;

    var ObserverComponent = (0, _mobxReact.observer)(WrappedComponent);
    (0, _utils.addMobxContextToComponent)(ObserverComponent);
    var ContextContainer = (_temp = _class = function (_Component) {
      _inherits(ContextContainer, _Component);

      function ContextContainer() {
        _classCallCheck(this, ContextContainer);

        var _this = _possibleConstructorReturn(this, Object.getPrototypeOf(ContextContainer).apply(this, arguments));

        if (contextInitData instanceof _MobxContext2.default) {
          _this[_constants.CONTEXT_NAME] = contextInitData;
        } else {
          var parentContext = _this.getParentContext();
          _this[_constants.CONTEXT_NAME] = new _MobxContext2.default(contextInitData, _extends({}, opts, { parentContext: parentContext }));
        }
        return _this;
      }

      _createClass(ContextContainer, [{
        key: 'getChildContext',
        value: function getChildContext() {
          return _defineProperty({}, _constants.CONTEXT_NAME, this[_constants.CONTEXT_NAME]);
        }
      }, {
        key: 'componentWillUnmount',
        value: function componentWillUnmount() {
          this[_constants.CONTEXT_NAME].destroy();
        }
      }, {
        key: 'getParentContext',
        value: function getParentContext() {
          return this.context[_constants.CONTEXT_NAME];
        }
      }, {
        key: 'render',
        value: function render() {
          return _react2.default.createElement(ObserverComponent, _extends({}, this[_constants.CONTEXT_NAME].data, this.props));
        }
      }]);

      return ContextContainer;
    }(_react.Component), _class.childContextTypes = _defineProperty({}, _constants.CONTEXT_NAME, _react.PropTypes.object.isRequired), _temp);

    return ContextContainer;
  };
}
module.exports = exports['default'];