+import { constants, promises as fs } from 'fs'
import * as express from 'express'
import { join } from 'path'
import { root } from '../helpers/core-utils'
)
// Static HTML/CSS/JS client files
-
const staticClientFiles = [
- 'manifest.webmanifest',
'ngsw-worker.js',
'ngsw.json'
]
+
for (const staticClientFile of staticClientFiles) {
const path = join(root(), 'client', 'dist', staticClientFile)
- clientsRouter.get('/' + staticClientFile, (req: express.Request, res: express.Response) => {
+ clientsRouter.get(`/${staticClientFile}`, (req: express.Request, res: express.Response) => {
res.sendFile(path, { maxAge: STATIC_MAX_AGE.SERVER })
})
}
+// Dynamic PWA manifest
+clientsRouter.get('/manifest.webmanifest', asyncMiddleware(generateManifest))
+
+// Static client overrides
+const staticClientOverrides = [
+ 'assets/images/logo.svg',
+ 'assets/images/favicon.png',
+ 'assets/images/icons/icon-36x36.png',
+ 'assets/images/icons/icon-48x48.png',
+ 'assets/images/icons/icon-72x72.png',
+ 'assets/images/icons/icon-96x96.png',
+ 'assets/images/icons/icon-144x144.png',
+ 'assets/images/icons/icon-192x192.png',
+ 'assets/images/icons/icon-512x512.png'
+]
+
+for (const staticClientOverride of staticClientOverrides) {
+ const overridePhysicalPath = join(CONFIG.STORAGE.CLIENT_OVERRIDES_DIR, staticClientOverride)
+ clientsRouter.use(`/client/${staticClientOverride}`, asyncMiddleware(serveClientOverride(overridePhysicalPath)))
+}
+
clientsRouter.use('/client/locales/:locale/:file.json', serveServerTranslations)
clientsRouter.use('/client', express.static(distPath, { maxAge: STATIC_MAX_AGE.CLIENT }))
return res.send(html)
}
+
+async function generateManifest (req: express.Request, res: express.Response) {
+ const manifestPhysicalPath = join(root(), 'client', 'dist', 'manifest.webmanifest')
+ const manifestJson = await fs.readFile(manifestPhysicalPath, 'utf8')
+ const manifest = JSON.parse(manifestJson)
+
+ manifest.name = CONFIG.INSTANCE.NAME
+ manifest.short_name = CONFIG.INSTANCE.NAME
+ manifest.description = CONFIG.INSTANCE.SHORT_DESCRIPTION
+
+ res.json(manifest)
+}
+
+function serveClientOverride (path: string) {
+ return async (req: express.Request, res: express.Response, next: express.NextFunction) => {
+ try {
+ await fs.access(path, constants.F_OK)
+ // Serve override client
+ res.sendFile(path, { maxAge: STATIC_MAX_AGE.SERVER })
+ } catch {
+ // Serve dist client
+ next()
+ }
+ }
+}