import { describe, it, expect, beforeEach } from 'vitest'
import { openDatabase, type DB } from '../src/db.js'
import { resolveRipStatus, findMatchedAlbum } from '../src/ripstatus.js'

describe('resolveRipStatus', () => {
  let db: DB
  let itemId: number

  beforeEach(() => {
    db = openDatabase(':memory:')
    db.prepare("INSERT INTO users (id, username, password_hash, is_admin) VALUES (1, 'sam', 'x', 1)").run()
    db.prepare(
      "INSERT INTO collection_items (id, user_id, discogs_release_id, title, artist) VALUES (10, 1, 100, 'Motion', 'The Cinematic Orchestra')"
    ).run()
    itemId = 10
  })

  function addAlbum(id: number, title: string, artist: string) {
    db.prepare('INSERT INTO digital_albums (id, user_id, subsonic_id, title, artist) VALUES (?, 1, ?, ?, ?)').run(
      id,
      `sub-${id}`,
      title,
      artist
    )
  }

  it('no album and no override → not_ripped', () => {
    expect(resolveRipStatus(db, 1, itemId)).toBe('not_ripped')
  })

  it('confident auto-match → ripped', () => {
    addAlbum(1, 'Motion!', 'Cinematic Orchestra')
    expect(resolveRipStatus(db, 1, itemId)).toBe('ripped')
  })

  it('same title different artist → not_ripped', () => {
    addAlbum(1, 'Motion', 'Massive Attack')
    expect(resolveRipStatus(db, 1, itemId)).toBe('not_ripped')
  })

  it('match link → ripped even without fuzzy match', () => {
    addAlbum(1, 'Motion (Remastered)', 'The Cinematic Orchestra')
    db.prepare('INSERT INTO match_links (user_id, item_id, album_id) VALUES (1, 10, 1)').run()
    expect(resolveRipStatus(db, 1, itemId)).toBe('ripped')
  })

  it('manual override wins over everything (both directions)', () => {
    addAlbum(1, 'Motion', 'The Cinematic Orchestra')
    db.prepare('UPDATE collection_items SET rip_override = 0 WHERE id = 10').run()
    expect(resolveRipStatus(db, 1, itemId)).toBe('not_ripped')

    db.prepare('UPDATE collection_items SET rip_override = 1 WHERE id = 10').run()
    expect(resolveRipStatus(db, 1, itemId)).toBe('ripped')

    db.prepare('UPDATE collection_items SET rip_override = NULL WHERE id = 10').run()
    expect(resolveRipStatus(db, 1, itemId)).toBe('ripped')
  })
})

describe('findMatchedAlbum', () => {
  let db: DB

  beforeEach(() => {
    db = openDatabase(':memory:')
    db.prepare("INSERT INTO users (id, username, password_hash, is_admin) VALUES (1, 'sam', 'x', 1)").run()
    db.prepare(
      "INSERT INTO collection_items (id, user_id, discogs_release_id, title, artist) VALUES (10, 1, 100, 'Motion', 'The Cinematic Orchestra')"
    ).run()
  })

  function addAlbum(id: number, title: string, artist: string) {
    db.prepare('INSERT INTO digital_albums (id, user_id, subsonic_id, title, artist) VALUES (?, 1, ?, ?, ?)').run(
      id,
      `sub-${id}`,
      title,
      artist
    )
  }

  it('returns the match-linked album', () => {
    addAlbum(1, 'Motion (Remastered)', 'The Cinematic Orchestra')
    db.prepare('INSERT INTO match_links (user_id, item_id, album_id) VALUES (1, 10, 1)').run()
    const m = findMatchedAlbum(db, 1, 10)
    expect(m).toMatchObject({ subsonicId: 'sub-1', lastPlayedAt: null })
  })

  it('falls back to the confident fuzzy match', () => {
    addAlbum(2, 'Motion!', 'Cinematic Orchestra')
    const m = findMatchedAlbum(db, 1, 10)
    expect(m).toMatchObject({ subsonicId: 'sub-2' })
  })

  it('returns null when nothing matches or the item is missing', () => {
    expect(findMatchedAlbum(db, 1, 10)).toBeNull()
    expect(findMatchedAlbum(db, 1, 9999)).toBeNull()
  })
})