43 lines
1.2 KiB
TypeScript
43 lines
1.2 KiB
TypeScript
import { mkdirSync, readFileSync, writeFileSync } from 'node:fs'
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import path from 'node:path'
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import crypto from 'node:crypto'
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export interface Config {
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dataDir: string
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artworkDir: string
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backupsDir: string
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dbPath: string
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port: number
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sessionSecret: string
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}
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export function loadConfig(env: Record<string, string | undefined> = process.env): Config {
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const dataDir = env.DATA_DIR ?? path.resolve('data')
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mkdirSync(dataDir, { recursive: true })
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const artworkDir = path.join(dataDir, 'artwork-cache')
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mkdirSync(artworkDir, { recursive: true })
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const backupsDir = path.join(dataDir, 'backups')
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mkdirSync(backupsDir, { recursive: true })
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return {
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dataDir,
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artworkDir,
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backupsDir,
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dbPath: path.join(dataDir, 'record-shop.db'),
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port: Number(env.PORT ?? 3000),
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sessionSecret: getOrCreateSecret(dataDir),
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}
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}
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function getOrCreateSecret(dataDir: string): string {
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const secretPath = path.join(dataDir, 'session-secret')
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try {
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const existing = readFileSync(secretPath, 'utf8').trim()
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if (existing) return existing
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} catch {
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// first boot — create below
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}
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const secret = crypto.randomBytes(32).toString('hex')
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writeFileSync(secretPath, secret, { mode: 0o600 })
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return secret
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}
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