82 lines
2.6 KiB
TypeScript
82 lines
2.6 KiB
TypeScript
import {Express, Router} from "express";
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import ApplicationComponent from "../ApplicationComponent.js";
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import AssetCompiler from "../frontend/AssetCompiler.js";
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import AssetPreCompiler from "../frontend/AssetPreCompiler.js";
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import ViewEngine from "../frontend/ViewEngine.js";
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import LazyLocalsCoreComponent from "./core/LazyLocalsCoreComponent.js";
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export default class FrontendToolsComponent extends ApplicationComponent {
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private readonly publicDir: string;
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private readonly assetPreCompilers: AssetPreCompiler[];
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public constructor(
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private readonly assetCompiler: AssetCompiler,
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...assetPreCompilers: AssetPreCompiler[]
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) {
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super();
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this.assetPreCompilers = assetPreCompilers;
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this.publicDir = this.assetCompiler.targetDir;
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for (const assetPreCompiler of this.assetPreCompilers) {
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if (assetPreCompiler.isPublic()) {
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this.assetCompiler.addExtension(assetPreCompiler.getExtension());
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}
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}
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}
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public async start(app: Express): Promise<void> {
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this.hookPreCompilers();
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// Setup express view engine
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let main = true;
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for (const assetPreCompiler of this.assetPreCompilers) {
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if (assetPreCompiler instanceof ViewEngine) {
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assetPreCompiler.setup(app, main, this.getApp().as(LazyLocalsCoreComponent));
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main = false;
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}
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}
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}
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public async stop(): Promise<void> {
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for (const assetPreCompiler of this.assetPreCompilers) {
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await assetPreCompiler.stop();
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}
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}
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public async initRoutes(router: Router): Promise<void> {
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router.use((req, res, next) => {
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// Request context locals
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res.locals.url = req.url;
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res.locals.params = req.params;
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res.locals.query = req.query;
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res.locals.body = req.body;
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next();
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});
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}
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public hookPreCompilers(): void {
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for (const assetPreCompiler of this.assetPreCompilers) {
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assetPreCompiler.onPreCompile(async watch => {
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await this.assetCompiler.compile(watch);
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});
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assetPreCompiler.onInputChange(async restart => {
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await this.assetCompiler.stopWatching(restart);
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});
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}
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}
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public async preCompileViews(watch: boolean): Promise<void> {
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for (const viewEngine of this.assetPreCompilers) {
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await viewEngine.preCompileAll(watch);
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}
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await this.assetCompiler.compile(watch);
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if (watch) {
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this.hookPreCompilers();
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}
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}
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}
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