import type { Db } from "@sttracker/db/db";
import { newId, nowIso } from "@sttracker/db/ids";
import { toJson } from "@sttracker/db/json";

/** Insert a user and return its id. */
export async function makeUser(db: Db, username = "ada", preferences: Record<string, unknown> = {}): Promise<string> {
  const id = newId();
  const now = nowIso();
  await db.k
    .insertInto("users")
    .values({
      id,
      username,
      display_name: username,
      password_hash: "x",
      role: "member",
      preferences: toJson(preferences),
      created_at: now,
      updated_at: now,
    })
    .execute();
  return id;
}

/** Insert a work (shared unless `ownerUserId` is set) and return its id. */
export async function makeWork(
  db: Db,
  opts: {
    title?: string;
    mediaType?: string;
    year?: number | null;
    parentId?: string | null;
    ownerUserId?: string | null;
    externalIds?: Record<string, string>;
  } = {},
): Promise<string> {
  const id = newId();
  const now = nowIso();
  await db.k
    .insertInto("works")
    .values({
      id,
      media_type: opts.mediaType ?? "book",
      title: opts.title ?? "Dune",
      original_title: "",
      year: opts.year ?? null,
      release_date: null,
      creators: toJson([]),
      description: "",
      cover_url: "",
      cover_attachment_id: null,
      metadata: toJson({}),
      parent_id: opts.parentId ?? null,
      position: null,
      owner_user_id: opts.ownerUserId ?? null,
      merged_into_id: null,
      created_at: now,
      updated_at: now,
    })
    .execute();
  for (const [namespace, value] of Object.entries(opts.externalIds ?? {})) {
    await db.k.insertInto("external_ids").values({ id: newId(), work_id: id, namespace, value }).execute();
  }
  return id;
}