withCachedChildNavigation.js
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'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 = withCachedChildNavigation;
var _react = require('react');
var React = _interopRequireWildcard(_react);
var _addNavigationHelpers = require('./addNavigationHelpers');
var _addNavigationHelpers2 = _interopRequireDefault(_addNavigationHelpers);
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
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 _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; }
/**
* HOC which caches the child navigation items.
*/
function withCachedChildNavigation(Comp) {
var _class, _temp2;
var displayName = Comp.displayName || Comp.name;
return _temp2 = _class = function (_React$PureComponent) {
_inherits(_class, _React$PureComponent);
function _class() {
var _ref;
var _temp, _this, _ret;
_classCallCheck(this, _class);
for (var _len = arguments.length, args = Array(_len), _key = 0; _key < _len; _key++) {
args[_key] = arguments[_key];
}
return _ret = (_temp = (_this = _possibleConstructorReturn(this, (_ref = _class.__proto__ || Object.getPrototypeOf(_class)).call.apply(_ref, [this].concat(args))), _this), _this._updateNavigationProps = function (navigation) {
// Update props for each child route
if (!_this._childNavigationProps) {
_this._childNavigationProps = {};
}
navigation.state.routes.forEach(function (route) {
var childNavigation = _this._childNavigationProps[route.key];
if (childNavigation && childNavigation.state === route) {
return;
}
_this._childNavigationProps[route.key] = (0, _addNavigationHelpers2.default)({
dispatch: navigation.dispatch,
state: route
});
});
}, _temp), _possibleConstructorReturn(_this, _ret);
}
_createClass(_class, [{
key: 'componentWillMount',
value: function componentWillMount() {
this._updateNavigationProps(this.props.navigation);
}
}, {
key: 'componentWillReceiveProps',
value: function componentWillReceiveProps(nextProps) {
this._updateNavigationProps(nextProps.navigation);
}
}, {
key: 'render',
value: function render() {
return React.createElement(Comp, _extends({}, this.props, {
childNavigationProps: this._childNavigationProps
}));
}
}]);
return _class;
}(React.PureComponent), _class.displayName = 'withCachedChildNavigation(' + displayName + ')', _temp2;
}