react-mfe
Version:
Implement microfrontend using React
208 lines (164 loc) • 10.3 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", {
value: true
});
exports["default"] = void 0;
var _react = _interopRequireWildcard(require("react"));
var _Assets = _interopRequireDefault(require("./Assets.Injector"));
var _Assets2 = _interopRequireDefault(require("./Assets.Api"));
var _propTypes = _interopRequireDefault(require("prop-types"));
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { "default": obj }; }
function _getRequireWildcardCache() { if (typeof WeakMap !== "function") return null; var cache = new WeakMap(); _getRequireWildcardCache = function _getRequireWildcardCache() { return cache; }; return cache; }
function _interopRequireWildcard(obj) { if (obj && obj.__esModule) { return obj; } if (obj === null || _typeof(obj) !== "object" && typeof obj !== "function") { return { "default": obj }; } var cache = _getRequireWildcardCache(); if (cache && cache.has(obj)) { return cache.get(obj); } var newObj = {}; var hasPropertyDescriptor = Object.defineProperty && Object.getOwnPropertyDescriptor; for (var key in obj) { if (Object.prototype.hasOwnProperty.call(obj, key)) { var desc = hasPropertyDescriptor ? Object.getOwnPropertyDescriptor(obj, key) : null; if (desc && (desc.get || desc.set)) { Object.defineProperty(newObj, key, desc); } else { newObj[key] = obj[key]; } } } newObj["default"] = obj; if (cache) { cache.set(obj, newObj); } return newObj; }
function _typeof(obj) { "@babel/helpers - typeof"; if (typeof Symbol === "function" && typeof Symbol.iterator === "symbol") { _typeof = function _typeof(obj) { return typeof obj; }; } else { _typeof = function _typeof(obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }; } return _typeof(obj); }
function asyncGeneratorStep(gen, resolve, reject, _next, _throw, key, arg) { try { var info = gen[key](arg); var value = info.value; } catch (error) { reject(error); return; } if (info.done) { resolve(value); } else { Promise.resolve(value).then(_next, _throw); } }
function _asyncToGenerator(fn) { return function () { var self = this, args = arguments; return new Promise(function (resolve, reject) { var gen = fn.apply(self, args); function _next(value) { asyncGeneratorStep(gen, resolve, reject, _next, _throw, "next", value); } function _throw(err) { asyncGeneratorStep(gen, resolve, reject, _next, _throw, "throw", err); } _next(undefined); }); }; }
function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a 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); } }
function _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); return Constructor; }
function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function"); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, writable: true, configurable: true } }); if (superClass) _setPrototypeOf(subClass, superClass); }
function _setPrototypeOf(o, p) { _setPrototypeOf = Object.setPrototypeOf || function _setPrototypeOf(o, p) { o.__proto__ = p; return o; }; return _setPrototypeOf(o, p); }
function _createSuper(Derived) { var hasNativeReflectConstruct = _isNativeReflectConstruct(); return function _createSuperInternal() { var Super = _getPrototypeOf(Derived), result; if (hasNativeReflectConstruct) { var NewTarget = _getPrototypeOf(this).constructor; result = Reflect.construct(Super, arguments, NewTarget); } else { result = Super.apply(this, arguments); } return _possibleConstructorReturn(this, result); }; }
function _possibleConstructorReturn(self, call) { if (call && (_typeof(call) === "object" || typeof call === "function")) { return call; } return _assertThisInitialized(self); }
function _assertThisInitialized(self) { if (self === void 0) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return self; }
function _isNativeReflectConstruct() { if (typeof Reflect === "undefined" || !Reflect.construct) return false; if (Reflect.construct.sham) return false; if (typeof Proxy === "function") return true; try { Date.prototype.toString.call(Reflect.construct(Date, [], function () {})); return true; } catch (e) { return false; } }
function _getPrototypeOf(o) { _getPrototypeOf = Object.setPrototypeOf ? Object.getPrototypeOf : function _getPrototypeOf(o) { return o.__proto__ || Object.getPrototypeOf(o); }; return _getPrototypeOf(o); }
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; }
var Microfrontend = /*#__PURE__*/function (_PureComponent) {
_inherits(Microfrontend, _PureComponent);
var _super = _createSuper(Microfrontend);
function Microfrontend() {
var _this;
_classCallCheck(this, Microfrontend);
for (var _len = arguments.length, args = new Array(_len), _key = 0; _key < _len; _key++) {
args[_key] = arguments[_key];
}
_this = _super.call.apply(_super, [this].concat(args));
_defineProperty(_assertThisInitialized(_this), "state", {
loading: true,
loadingError: false
});
return _this;
}
_createClass(Microfrontend, [{
key: "componentDidMount",
value: function () {
var _componentDidMount = _asyncToGenerator( /*#__PURE__*/regeneratorRuntime.mark(function _callee() {
var _this$props, name, host, pathname, _yield$AssetsApi$getM, manifest;
return regeneratorRuntime.wrap(function _callee$(_context) {
while (1) {
switch (_context.prev = _context.next) {
case 0:
_this$props = this.props, name = _this$props.name, host = _this$props.host, pathname = _this$props.pathname;
_context.prev = 1;
_context.next = 4;
return _Assets2["default"].getManifest(host, pathname);
case 4:
_yield$AssetsApi$getM = _context.sent;
manifest = _yield$AssetsApi$getM.data;
_context.next = 8;
return (0, _Assets["default"])({
manifest: manifest,
name: name,
host: host,
pathname: pathname
});
case 8:
this.setState({
loading: false,
loadingError: false
});
this.mountMicrofrontend();
_context.next = 17;
break;
case 12:
_context.prev = 12;
_context.t0 = _context["catch"](1);
this.setState({
loading: false,
loadingError: true
});
console.error('Failed to load assets of microfrontend - ', name);
console.error('Failed with error - ', _context.t0);
case 17:
case "end":
return _context.stop();
}
}
}, _callee, this, [[1, 12]]);
}));
function componentDidMount() {
return _componentDidMount.apply(this, arguments);
}
return componentDidMount;
}()
}, {
key: "componentWillUnmount",
value: function componentWillUnmount() {
this.unmountMicrofrontend();
}
}, {
key: "mountMicrofrontend",
value: function mountMicrofrontend() {
var name = this.props.name;
if (window["mount".concat(name)]) {
window["mount".concat(name)](this.getContainerName(), this.props);
} else {
this.setState({
loadingError: true
});
console.error('Mount method is not defined in microfrontend - ', name);
}
}
}, {
key: "unmountMicrofrontend",
value: function unmountMicrofrontend() {
var name = this.props.name;
if (window["unmount".concat(name)]) {
window["unmount".concat(name)](this.getContainerName());
} else {
this.setState({
loadingError: true
});
console.error('Unmount method is not defined in microfrontend - ', name);
}
}
}, {
key: "getContainerName",
value: function getContainerName() {
var name = this.props.name;
return "".concat(name, "-microfrontend-container");
}
}, {
key: "render",
value: function render() {
var _this$state = this.state,
loading = _this$state.loading,
loadingError = _this$state.loadingError;
var _this$props2 = this.props,
Loader = _this$props2.Loader,
Fallback = _this$props2.Fallback;
return /*#__PURE__*/_react["default"].createElement("main", {
id: this.getContainerName()
}, loading && Loader ? /*#__PURE__*/_react["default"].createElement(Loader, null) : null, loadingError && Fallback ? /*#__PURE__*/_react["default"].createElement(Fallback, null) : null);
}
}]);
return Microfrontend;
}(_react.PureComponent);
exports["default"] = Microfrontend;
_defineProperty(Microfrontend, "propTypes", {
name: _propTypes["default"].string.isRequired,
host: _propTypes["default"].string.isRequired,
pathname: _propTypes["default"].string,
Loader: _propTypes["default"].element,
Fallback: _propTypes["default"].element
});
_defineProperty(Microfrontend, "defaultProps", {
Loader: function Loader() {
return /*#__PURE__*/_react["default"].createElement("div", null, "Loading...");
},
Fallback: function Fallback() {
return /*#__PURE__*/_react["default"].createElement("div", null, "Failed to load microfrontend, please try again");
},
pathname: '/'
});