mnemo_cards/mnemo_cards_backend/lib/database/tables/telegram.dart

import 'package:drift/drift.dart';
import 'package:drift_postgres/drift_postgres.dart';
import '../converters.dart' show generateUuid;

/// Таблица ShareRequests - запросы на шаринг через Telegram
class ShareRequests extends Table {
  // ID как String, но фактически UUID (генерируется PostgreSQL на стороне БД)
  TextColumn get id =>
      text().withDefault(const CustomExpression('gen_random_uuid()::text'))();

  TextColumn get telegramUserId => text()();
  TextColumn get telegramUsername => text().nullable()();

  TextColumn get sharedCardId => text().nullable()();

  Column<PgDateTime> get requestedAt =>
      customType(PgTypes.timestampWithTimezone).withDefault(now())();

  // Audit
  Column<PgDateTime> get createdAt =>
      customType(PgTypes.timestampWithTimezone).withDefault(now())();
  Column<PgDateTime> get updatedAt =>
      customType(PgTypes.timestampWithTimezone).withDefault(now())();

  @override
  Set<Column> get primaryKey => {id};
}