Dmitry
1ab5071345
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39 lines
No EOL
1.3 KiB
Dart
39 lines
No EOL
1.3 KiB
Dart
import 'package:drift/drift.dart';
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import 'package:drift_postgres/drift_postgres.dart';
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import 'users.dart';
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/// Таблица UserAchievements - достижения пользователей
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class UserAchievements extends Table {
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// ID как String, но фактически UUID (генерируется PostgreSQL на стороне БД)
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TextColumn get id => text()
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.withDefault(const CustomExpression('gen_random_uuid()::text'))();
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TextColumn get userId => text()
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.references(Users, #id, onDelete: KeyAction.cascade)();
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// Achievement ID (from AchievementDefinitions)
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TextColumn get achievementId => text()();
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// When achievement was unlocked
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Column<PgDateTime> get unlockedAt => customType(PgTypes.timestampWithTimezone)
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.withDefault(now())();
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// Progress (0.0 to 1.0)
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RealColumn get progress => real().withDefault(const Constant(1.0))();
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// Audit
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Column<PgDateTime> get createdAt => customType(PgTypes.timestampWithTimezone)
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.withDefault(now())();
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Column<PgDateTime> get updatedAt => customType(PgTypes.timestampWithTimezone)
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.withDefault(now())();
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@override
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Set<Column> get primaryKey => {id};
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@override
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List<String> get customConstraints => [
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'UNIQUE(user_id, achievement_id)',
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];
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}
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// Конвертеры импортированы из converters.dart |