Function listCustomThemes

apps/desktop/src/main/custom-themes.ts:262–306

()

/** Parse every theme folder under the themes dir into a validated CustomTheme. */
export async function listCustomThemes(): Promise<CustomTheme[]> {
  const dir = getCustomThemesDir()
  let entries: fsSync.Dirent[]
  try {
    entries = await fs.readdir(dir, { withFileTypes: true })
  } catch {
    return []
  }
  const themes: CustomTheme[] = []
  for (const entry of entries) {
    if (!entry.isDirectory() || entry.name.startsWith('.')) continue
    const slug = entry.name
    const folder = path.join(dir, slug)
    try {
      const css = await fs.readFile(path.join(folder, 'theme.css'), 'utf8')
      let manifestRaw: unknown = null
      try {
        manifestRaw = JSON.parse(await fs.readFile(path.join(folder, 'manifest.json'), 'utf8'))
      } catch {
        /* manifest optional — fall back to slug-named defaults */
      }
      const m = parseThemeManifest(manifestRaw, slug)
      themes.push({
        slug,
        name: m.name,
        author: m.author,
        version: m.version,
        description: m.description,
        modes: m.modes,
        css,
        preview: m.preview
      })
    } catch {
      themes.push({
        slug,
        name: slug,
        modes: 'both',
        css: '',
        error: 'No readable theme.css here. Add one (see README.md) or use New theme.'
      })
    }
  }
  themes.sort((a, b) => a.name.localeCompare(b.name))
  return themes
}

function slugify(name: string): string {
  return (