/**
 * Drops `users.is_admin`, now that 0004 has copied it into `users.role`.
 *
 * @module
 */

import type { DatabaseSync } from "node:sqlite";

/**
 * Run once by `runMigrations`, after 0004. A database made from schema.sql
 * never had the column.
 */
export function up(db: DatabaseSync): void {
  const userCols = db.prepare(`PRAGMA table_info(users);`).all() as {
    name: string;
  }[];
  if (userCols.some((c) => c.name === "is_admin")) {
    db.exec(`ALTER TABLE users DROP COLUMN is_admin;`);
  }
}