86 lines
No EOL
2.3 KiB
TypeScript
86 lines
No EOL
2.3 KiB
TypeScript
import * as loader from "./loader/loader";
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import {config} from "./loader/loader";
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import {loadStyles} from "./loader/StyleLoader";
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import {loadScripts} from "./loader/ScriptLoader";
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export interface ApplicationManifest {
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version: number;
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chunks: {
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[key: string]: {
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files: {
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hash: string,
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file: string
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}[],
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css_files: {
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hash: string,
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file: string
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}[],
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modules: {
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id: string,
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context: string,
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resource: string
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}[]
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}
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};
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}
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let manifest: ApplicationManifest;
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export async function loadManifest() : Promise<ApplicationManifest> {
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if(manifest) {
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return manifest;
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}
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try {
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const response = await fetch(config.baseUrl + "/manifest.json?_date=" + Date.now());
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if(!response.ok) {
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throw response.status + " " + response.statusText;
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}
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manifest = await response.json();
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} catch(error) {
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console.error("Failed to load javascript manifest: %o", error);
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loader.critical_error("Failed to load manifest.json", error);
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throw "failed to load manifest.json";
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}
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if(manifest.version !== 2) {
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throw "invalid manifest version";
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}
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return manifest;
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}
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export async function loadManifestTarget(chunkName: string, taskId: number) {
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if(typeof manifest.chunks[chunkName] !== "object") {
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loader.critical_error("Missing entry chunk in manifest.json", "Chunk " + chunkName + " is missing.");
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throw "missing entry chunk";
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}
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loader.module_mapping().push({
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application: chunkName,
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modules: manifest.chunks[chunkName].modules
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});
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await loadStyles(manifest.chunks[chunkName].css_files.map(e => e.file), {
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cache_tag: undefined,
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maxParallelRequests: 4
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}, (entry, state) => {
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if (state !== "loading") {
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return;
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}
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loader.setCurrentTaskName(taskId, entry);
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});
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await loadScripts(manifest.chunks[chunkName].files.map(e => e.file), {
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cache_tag: undefined,
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maxParallelRequests: 4
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}, (script, state) => {
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if(state !== "loading") {
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return;
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}
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loader.setCurrentTaskName(taskId, script);
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});
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} |