Function walk

apps/desktop/src/main/databases.ts:368–396

(dirRel: string)

export async function listDatabases(root: string): Promise<DatabaseSummary[]> {
  const out: DatabaseSummary[] = []
  const walk = async (dirRel: string): Promise<void> => {
    const dirAbs = dirRel ? path.join(root, dirRel) : root
    let entries: import('node:fs').Dirent[]
    try {
      entries = await fs.readdir(dirAbs, { withFileTypes: true })
    } catch {
      return
    }
    for (const entry of entries) {
      const name = entry.name
      if (name.startsWith('.') || name === 'trash' || name === 'node_modules') continue
      const childRel = dirRel ? `${dirRel}/${name}` : name
      if (entry.isDirectory()) {
        if (isFormDirName(name)) {
          // A database folder — surface it, don't descend into its internals.
          const rel = csvPathForFormDir(childRel)
          out.push({ path: toPosix(rel), title: titleFromPath(rel) })
          continue
        }
        await walk(childRel)
      } else if (
        name.toLowerCase().endsWith('.csv') &&
        !name.toLowerCase().endsWith(`.csv${DATABASE_SIDECAR_SUFFIX}`)
      ) {
        // Legacy loose `.csv` (pre-migration).
        out.push({ path: toPosix(childRel), title: titleFromPath(childRel) })
      }
    }
  }
  await walk('')
  return out.sort((a, b) => a.title.localeCompare(b.title))
}