import "../../setup.ts";
import { assertEquals } from "@std/assert";
import { DatabaseSync } from "node:sqlite";
import { up as up0023 } from "../../../db/migrations/0023_mention_everyone.ts";

Deno.test("migration 0023 flags past @everyone and frees the name", () => {
  const db = new DatabaseSync(":memory:");
  db.exec(`
    CREATE TABLE users (id TEXT PRIMARY KEY, username TEXT, role TEXT);
    CREATE TABLE user_aliases (username TEXT PRIMARY KEY, user_id TEXT);
    CREATE TABLE chat_messages (id TEXT PRIMARY KEY, user_id TEXT, body TEXT);
    INSERT INTO users VALUES
      ('m', 'mod', 'moderator'), ('u', 'Everyone', 'user'),
      ('t', 'everyone_2', 'user'), ('a', 'ann', 'user');
    INSERT INTO user_aliases VALUES ('everyone_3', 't'), ('EVERYONE', 'a');
    INSERT INTO chat_messages VALUES
      ('1', 'm', 'hi @everyone'), ('3', 'u', 'hi @everyone'),
      ('4', 'm', 'hi all');
  `);
  // In code, it says nothing.
  db.prepare(`INSERT INTO chat_messages VALUES ('2', 'm', ?);`).run(
    "hi `@everyone`",
  );
  up0023(db);
  up0023(db); // idempotent

  const flagged = db.prepare(
    `SELECT id FROM chat_messages WHERE mentions_everyone = 1;`,
  ).all() as { id: string }[];
  assertEquals(flagged.map((r) => r.id), ["1"]);
  const names = db.prepare(`SELECT id, username FROM users ORDER BY id;`)
    .all() as { id: string; username: string }[];
  assertEquals(names.find((r) => r.id === "u")?.username, "everyone_4");
  const aliases = db.prepare(`SELECT username FROM user_aliases;`).all() as {
    username: string;
  }[];
  assertEquals(aliases.map((r) => r.username), ["everyone_3"]);
  db.close();
});