import db from '@adonisjs/lucid/services/db'
import CatalogRefs from '#services/catalog_refs'
import { identityKey, releaseKey } from '#lib/release/keys'
import { sourceCode } from '#lib/release/source'

/** A release as the tests describe one: text keys, a poster and groups by name, the source by name. */
export interface ReleaseFixture {
  /** Any text; the stored key is its hash (keyOf), or 40 hex characters decoded. Default: from the identity, group and first article. */
  release_key?: string
  /** Any text (default: release_key, else the name). */
  identity_key?: string
  name: string
  source?: string
  poster?: string | null
  groups?: string[] | string
  group_id?: number | null
  first_article?: number | null
  [column: string]: unknown
}

/** The bytes a text key is stored as (identityKey: 40 hex characters decoded, anything else hashed). */
export const keyOf = identityKey

/** Inserts releases with their poster, group set, keys and source as the catalog stores them; their ids in order. */
export async function insertReleases(fixtures: ReleaseFixture[]): Promise<number[]> {
  const ids: number[] = []
  for (const f of fixtures) {
    const { release_key: textKey, identity_key: textIdentity, source, poster, groups, ...rest } = f
    const identity = textIdentity ?? textKey ?? f.name
    const groupList: string[] = typeof groups === 'string' ? JSON.parse(groups) : (groups ?? [])
    const [row] = await db
      .table('releases')
      .insert({
        ...rest,
        release_key: textKey
          ? identityKey(textKey)
          : releaseKey(identity, f.group_id ?? null, f.first_article ?? null),
        identity_key: identityKey(identity),
        source: sourceCode(source ?? 'stem'),
        poster_id: poster ? await CatalogRefs.posterId(db, poster) : null,
        group_set_id: await CatalogRefs.groupSetId(db, groupList),
      })
      .returning('id')
    const id = Number(row.id)
    await db.rawQuery(
      `INSERT INTO release_texts (release_id, kind, text) VALUES (?, 1, left(?, 255)) ON CONFLICT DO NOTHING`,
      [id, f.name]
    )
    ids.push(id)
  }
  return ids
}

export async function insertRelease(fixture: ReleaseFixture): Promise<number> {
  const [id] = await insertReleases([fixture])
  return id
}