/
boot.ts
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/
boot.ts
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import { autoYield, nextFrameYield } from '@esmj/task';
import { Request as ExpressRequest } from 'express';
import { PartialDeep } from 'type-fest';
import { AssetInfo } from 'webpack';
import {
BootConfig,
Bootstrap,
InitAppConfig,
InitImaConfig,
} from './Bootstrap';
import { SerializedData } from './cache/Cache';
import { initBind as initBindIma } from './config/bind';
import { initServices as initServicesIma } from './config/services';
import { GenericError } from './error/GenericError';
import { HttpAgentRequestOptions } from './http/HttpAgent';
import { HttpAgentImplCacheOptions } from './http/HttpAgentImpl';
import { ns } from './Namespace';
import { ObjectContainer } from './oc/ObjectContainer';
import { pluginLoader } from './pluginLoader';
import { GlobalImaObject } from './types';
export interface ManifestAsset extends AssetInfo {
name: string;
}
export interface Manifest {
assets: Record<string, ManifestAsset>;
assetsByCompiler: Record<
'server' | 'client' | 'client.es',
Record<string, ManifestAsset>
>;
publicPath: string;
}
export type Resource =
| string
| [
string,
{
[attribute: string]: unknown;
fallback: boolean;
}
];
export interface Resources {
styles: Resource[];
scripts: Resource[];
esScripts: Resource[];
}
/**
* App environment for single env key.
*/
export interface Environment {
[key: string]: unknown;
$Debug: GlobalImaObject['$Version'];
$Language: Record<string, string>;
$Version: GlobalImaObject['$Version'];
$App: GlobalImaObject['$App'];
$Resources?: (
response: unknown,
manifest: Manifest,
defaultResources: Resources
) => Resources;
$Server: {
protocol?:
| GlobalImaObject['$Protocol']
| (({
environment,
protocol,
req,
}: {
environment: Environment;
protocol: string;
req: ExpressRequest;
}) => GlobalImaObject['$Protocol']);
host?:
| string
| (({
environment,
host,
req,
}: {
environment: Environment;
host: string;
req: ExpressRequest;
}) => string);
port: number;
staticPath: string;
concurrency: number;
staticConcurrency: number;
overloadConcurrency: number;
clusters: null | number;
serveSPA: {
allow: boolean;
blackList?: (userAgent: string) => boolean;
};
cache: {
enabled: boolean | ((req: ExpressRequest) => boolean);
cacheKeyGenerator?: (req: ExpressRequest) => string;
entryTtl: number;
unusedEntryTtl: number;
maxEntries: number;
};
logger: {
formatting: 'simple' | 'dev' | 'JSON';
};
};
}
/**
* App Environment structure, used in ./server/config/environment.js
*/
export interface AppEnvironment {
prod: Environment;
dev?: PartialDeep<Environment>;
test?: PartialDeep<Environment>;
regression?: PartialDeep<Environment>;
}
export interface PageRendererSettings {
batchResolve?: boolean;
masterElementId: string;
documentView: unknown;
managedRootView?: unknown;
viewAdapter?: unknown;
}
/**
* App settings for single env key.
*/
export interface Settings {
$Http: {
defaultRequestOptions: Omit<HttpAgentRequestOptions, 'abortController'>;
cacheOptions: HttpAgentImplCacheOptions;
};
$Router?: {
middlewareTimeout?: number;
};
$Cache?: {
ttl?: number;
enabled?: boolean;
};
$Page: {
$Render: PageRendererSettings;
};
}
/**
* App settings function, used in ./app/config/settings.js
*/
export type AppSettings = {
prod: Settings;
dev?: PartialDeep<Settings>;
test?: PartialDeep<Settings>;
regression?: PartialDeep<Settings>;
};
export function getInitialImaConfigFunctions(): InitImaConfig {
return { initBindIma, initServicesIma };
}
export function getInitialPluginConfig() {
return { plugins: pluginLoader.getPlugins() };
}
export function _getRoot() {
return _isClient() ? window : global;
}
export function _isClient() {
return typeof window !== 'undefined' && window !== null;
}
export function createImaApp() {
const oc = new ObjectContainer(ns);
const bootstrap = new Bootstrap(oc);
pluginLoader.init(bootstrap);
return { oc, bootstrap };
}
export function getClientBootConfig(
initialAppConfigFunctions: InitAppConfig
): BootConfig {
const root = _getRoot();
if ($Debug && _isClient() && !$IMA?.Test) {
if ($IMA.$Protocol !== root.location.protocol) {
throw new GenericError(
`Your client's protocol is not same as server's protocol. ` +
`For right setting protocol on the server site set ` +
`'X-Forwarded-Proto' header.`
);
}
if ($IMA.$Host !== root.location.host) {
throw new GenericError(
`Your client's host is not same as server's host. For right ` +
`setting host on the server site set 'X-Forwarded-Host' ` +
`header.`
);
}
}
const bootConfig: BootConfig = {
services: {
response: null,
request: null,
$IMA: $IMA,
dictionary: {
$Language: $IMA.$Language,
dictionary: $IMA.i18n,
},
router: {
$Protocol: $IMA.$Protocol,
$Host: $IMA.$Host,
$Path: $IMA.$Path,
$Root: $IMA.$Root,
$LanguagePartPath: $IMA.$LanguagePartPath,
},
},
settings: {
$Debug: $IMA.$Debug,
$Env: $IMA.$Env,
$Version: $IMA.$Version,
$App: $IMA.$App,
// @ts-expect-error This is intentional for integration testing.
$Resources: $IMA.$Resources,
$Protocol: $IMA.$Protocol,
$Language: $IMA.$Language,
$Host: $IMA.$Host,
$Path: $IMA.$Path,
$Root: $IMA.$Root,
$LanguagePartPath: $IMA.$LanguagePartPath,
},
};
return {
...bootConfig,
...initialAppConfigFunctions,
...getInitialPluginConfig(),
...getInitialImaConfigFunctions(),
};
}
export function bootClientApp(
app: {
bootstrap: Bootstrap;
oc: ObjectContainer;
},
bootConfig: BootConfig
) {
app.bootstrap.run(bootConfig);
const cache = app.oc.get('$Cache');
cache.deserialize(($IMA.Cache || {}) as SerializedData);
return app;
}
export function routeClientApp(app: {
bootstrap: Bootstrap;
oc: ObjectContainer;
}) {
const router = app.oc.get('$Router');
return router
.listen()
.route(router.getPath())
.catch((error: GenericError) => {
if (typeof $IMA.fatalErrorHandler === 'function') {
$IMA.fatalErrorHandler(error);
} else {
console.warn(
'Define function config.$IMA.fatalErrorHandler in ' + 'services.js.'
);
}
});
}
export async function reviveClientApp(
initialAppConfigFunctions: InitAppConfig
) {
await autoYield();
const root = _getRoot();
root.$Debug = !!root.$IMA.$Debug;
let app = createImaApp();
await autoYield();
const bootConfig = getClientBootConfig(initialAppConfigFunctions);
await autoYield();
app = bootClientApp(app, bootConfig);
await autoYield();
return routeClientApp(app).then(pageInfo => {
return Object.assign({}, pageInfo || {}, { app, bootConfig });
});
}
export function onLoad() {
if (!_isClient()) {
return Promise.reject(null);
}
if (document.readyState !== 'loading') {
return nextFrameYield();
}
return new Promise(resolve => {
document.addEventListener(
'DOMContentLoaded',
() => {
return autoYield().then(resolve);
},
{
once: true,
}
);
});
}