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Serverless Detection & Overrides #2

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Merged
vikrezdev merged 1 commit into from
Jun 22, 2026
Merged

Serverless Detection & Overrides #2

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23 changes: 19 additions & 4 deletions src/lib/storage.ts
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Original file line number Diff line number Diff line change
@@ -1,12 +1,16 @@
import { Low } from 'lowdb'
import { JSONFile } from 'lowdb/node'
import { join } from 'path'
import { homedir } from 'os'
import { homedir, tmpdir } from 'os'
import { mkdirSync } from 'fs'
import type { Database } from '../modules/types'

const DATA_DIR = join(homedir(), '.xrithm')
const DB_PATH = join(DATA_DIR, 'db.json')
let DATA_DIR =
process.env.XRITHM_DATA_DIR ||
(process.env.VERCEL || process.env.LAMBDA_TASK_ROOT
? join(tmpdir(), '.xrithm')
: join(homedir(), '.xrithm'))
let DB_PATH = join(DATA_DIR, 'db.json')

const defaultData: Database = {
config: {},
Expand Down Expand Up @@ -42,7 +46,18 @@ function mergeDefaults(data?: Database): Database {

export async function getDB(): Promise<Low<Database>> {
if (!db) {
mkdirSync(DATA_DIR, { recursive: true })
try {
mkdirSync(DATA_DIR, { recursive: true })
} catch (err) {
const tempDir = join(tmpdir(), '.xrithm')
if (DATA_DIR !== tempDir) {
DATA_DIR = tempDir
DB_PATH = join(DATA_DIR, 'db.json')
mkdirSync(DATA_DIR, { recursive: true })
} else {
throw err
}
}
const adapter = new JSONFile<Database>(DB_PATH)
db = new Low(adapter, defaultData)
await db.read()
Expand Down
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