100 lines
3.0 KiB
TypeScript
100 lines
3.0 KiB
TypeScript
/*
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* Copyright 2018 Red Hat, Inc. and/or its affiliates.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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import * as React from 'react';
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import * as ReactDOM from 'react-dom';
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import {System} from 'systemjs';
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import {HashRouter} from 'react-router-dom';
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import {App} from './app/App';
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import {ContentItem, ModulePageDef, flattenContent, initGroupAndItemIds, isExpansion, isModulePageDef} from './app/ContentPages';
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declare let isReactLoading: boolean;
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declare function toggleReact(): void;
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export interface MainProps {}
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export class Main extends React.Component<MainProps> {
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public constructor(props: MainProps) {
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super(props);
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}
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public componentDidMount(): void {
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isReactLoading = false;
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toggleReact();
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}
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public render(): React.ReactNode {
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return (
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<HashRouter>
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<App/>
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</HashRouter>
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);
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}
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};
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declare const resourceUrl: string;
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declare let content: ContentItem[];
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const e = React.createElement;
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function removeHidden(items: ContentItem[]): ContentItem[] {
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const visible: ContentItem[] = [];
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for (let item of items) {
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if (item.hidden) continue;
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if (isExpansion(item)) {
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visible.push(item);
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item.content = removeHidden(item.content);
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if (item.content.length === 0) {
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visible.pop(); // remove empty expansion
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}
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} else {
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visible.push(item);
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}
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}
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return visible;
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}
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content = removeHidden(content);
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initGroupAndItemIds();
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function loadModule(modulePage: ModulePageDef): Promise<ModulePageDef> {
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return new Promise ((resolve, reject) => {
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System.import(resourceUrl + modulePage.modulePath).then( (module: React.Component) => {
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modulePage.module = module;
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resolve(modulePage);
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}).catch((error: Error) => {
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console.warn('Unable to load ' + modulePage.label + ' because ' + error.message);
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reject(modulePage);
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});
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});
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};
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const moduleLoaders: Promise<ModulePageDef>[] = [];
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flattenContent(content).forEach((item: ContentItem) => {
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if (isModulePageDef(item)) {
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moduleLoaders.push(loadModule(item));
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}
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});
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// load content modules and start
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Promise.all(moduleLoaders).then(() => {
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const domContainer = document.querySelector('#main_react_container');
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ReactDOM.render(e(Main), domContainer);
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}); |