Function classifyDateNote

packages/app-core/src/lib/vault-layout.ts:1061–1085

(
  note: Pick<NoteMeta, 'folder' | 'path' | 'title'>,
  settings: VaultSettings | null | undefined
)

 * day (day-of-month, or ISO week + weekday).
 */
export function classifyDateNote(
  note: Pick<NoteMeta, 'folder' | 'path' | 'title'>,
  settings: VaultSettings | null | undefined
): DateNoteInfo | null {
  const normalized = normalizeVaultSettings(settings)
  if (note.folder !== 'inbox') return null

  const subpath = noteFolderSubpath(note, normalized)

  if (normalized.dailyNotes.enabled) {
    for (const pattern of dailyNotePatterns(normalized)) {
      const date = matchDailyPattern(subpath, note.title, normalized, pattern)
      if (date) return { kind: 'daily', date }
    }
  }

  if (normalized.weeklyNotes.enabled) {
    for (const pattern of weeklyNotePatterns(normalized)) {
      const date = matchWeeklyPattern(subpath, note.title, normalized, pattern)
      if (date) return { kind: 'weekly', date }
    }
  }

  return null
}

export interface DateNoteIndexes {
  dailyByDate: Map<string, NoteMeta>