import type { DB } from './db.js'
import { isConfidentMatch } from './matcher.js'

export type RipStatus = 'ripped' | 'not_ripped'

/**
 * Resolution order per spec:
 * 1. manual rip_override (non-null) wins
 * 2. else a stored match_link means ripped
 * 3. else confident fuzzy match against the user's digital_albums
 */
export function resolveRipStatus(db: DB, userId: number, itemId: number): RipStatus {
  const item = db
    .prepare('SELECT id, title, artist, rip_override FROM collection_items WHERE id = ? AND user_id = ?')
    .get(itemId, userId) as
    | { id: number; title: string; artist: string; rip_override: number | null }
    | undefined
  if (!item) return 'not_ripped'

  if (item.rip_override !== null && item.rip_override !== undefined) {
    return item.rip_override === 1 ? 'ripped' : 'not_ripped'
  }

  const link = db.prepare('SELECT album_id FROM match_links WHERE item_id = ?').get(itemId)
  if (link) return 'ripped'

  const albums = db
    .prepare('SELECT title, artist FROM digital_albums WHERE user_id = ?')
    .all(userId) as { title: string; artist: string }[]
  return albums.some((a) => isConfidentMatch(item, a)) ? 'ripped' : 'not_ripped'
}