import { MigrationInterface, QueryRunner } from 'typeorm';

export class InitialSchema1700000000000 implements MigrationInterface {
  name = 'InitialSchema1700000000000';

  public async up(queryRunner: QueryRunner): Promise<void> {
    if (queryRunner.connection.options.type === 'postgres') {
      await queryRunner.query('CREATE EXTENSION IF NOT EXISTS "uuid-ossp"');
    }

    // Capture the entity-to-database delta once, then execute it as this
    // initial migration. This keeps the initial schema aligned with all
    // registered entities while production still runs with synchronize=false.
    const schemaBuilder = (
      queryRunner.connection.driver as unknown as {
        createSchemaBuilder: () => {
          log: () => Promise<{
            upQueries: Array<{ query: string; parameters?: unknown[] }>;
          }>;
        };
      }
    ).createSchemaBuilder();
    const schema = await schemaBuilder.log();
    for (const query of schema.upQueries) {
      await queryRunner.query(query.query, query.parameters);
    }
  }

  public async down(queryRunner: QueryRunner): Promise<void> {
    const tables = [
      'tg_webhook_deliveries',
      'tg_webhook_subscriptions',
      'tg_rate_limit_events',
      'tg_raw_updates',
      'tg_audit_logs',
      'tg_files',
      'tg_send_jobs',
      'tg_messages',
      'tg_groups',
      'tg_contacts',
      'tg_users',
      'tg_chats',
      'tg_account_proxy_bindings',
      'tg_proxies',
      'tg_accounts',
      'users',
      'tenants',
    ];
    for (const table of tables) {
      await queryRunner.dropTable(table, true, true, true);
    }
  }
}