34 lines
1.6 KiB
JavaScript
34 lines
1.6 KiB
JavaScript
// White-labeling glue: each client under sites/<id>/ ships its own icon.ico.
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// Next.js's App Router picks up the favicon via the file convention at
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// src/app/(home)/icon.ico, which can only point to one file. This script runs
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// before `next dev` / `next build` (see predev/prebuild in package.json) and
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// copies the right per-site icon into that location based on NEXT_PUBLIC_SITE_ID.
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// The destination is gitignored so it's treated as a build artifact.
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import { copyFileSync, existsSync, readdirSync, statSync } from 'node:fs'
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import { dirname, join, resolve } from 'node:path'
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import { fileURLToPath } from 'node:url'
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const __dirname = dirname(fileURLToPath(import.meta.url))
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const repoRoot = resolve(__dirname, '..')
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// Mirror the default in src/config/site.ts so an unset env var produces the
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// same site here as it does at runtime.
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const siteId = process.env.NEXT_PUBLIC_SITE_ID || 'dreikoenige'
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const sitesDir = join(repoRoot, 'sites')
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const source = join(sitesDir, siteId, 'icon.ico')
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const destination = join(repoRoot, 'src', 'app', '(home)', 'icon.ico')
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// Fail loudly with the list of valid site ids — same UX as the runtime check
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// in src/config/site.ts when an unknown NEXT_PUBLIC_SITE_ID is supplied.
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if (!existsSync(source)) {
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const available = readdirSync(sitesDir)
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.filter((entry) => statSync(join(sitesDir, entry)).isDirectory())
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.join(', ')
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throw new Error(
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`[copy-favicon] No icon.ico for site "${siteId}" at ${source}. Available sites: ${available}`,
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)
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}
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copyFileSync(source, destination)
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console.log(`[copy-favicon] ${siteId} → src/app/(home)/icon.ico`)
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