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

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import 'package:drift/drift.dart';
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import 'package:drift_postgres/drift_postgres.dart';
import '../converters.dart' show JsonListConverter, StringListConverter;
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import 'users.dart';
/// Таблица Payments - платежи
class Payments extends Table {
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// ID как String, но фактически UUID (генерируется PostgreSQL на стороне БД)
TextColumn get id => text()
.withDefault(const CustomExpression('gen_random_uuid()::text'))();
TextColumn get userId => text()
.references(Users, #id, onDelete: KeyAction.cascade)();
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TextColumn get amount => text()();
TextColumn get currency => text()();
// Статус и платежная система (enum as string)
TextColumn get status => text()(); // PaymentStatus
TextColumn get paymentSystem => text()(); // PaymentSystem
TextColumn get externalToken => text().nullable()();
TextColumn get meta => text().nullable()();
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Column<PgDateTime> get date => customType(PgTypes.timestampWithTimezone)
.withDefault(now())();
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// Продукты (JSON array)
TextColumn get products => text()
.withDefault(const Constant('[]'))
.map(const JsonListConverter())();
// Deprecated fields (для обратной совместимости)
TextColumn get packs => text()
.withDefault(const Constant('[]'))
.map(const StringListConverter())();
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BoolColumn get subscription => boolean()
.withDefault(const Constant(false))
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.customConstraint('')(); // PostgreSQL использует нативный BOOLEAN
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// Audit
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Column<PgDateTime> get createdAt => customType(PgTypes.timestampWithTimezone)
.withDefault(now())();
Column<PgDateTime> get updatedAt => customType(PgTypes.timestampWithTimezone)
.withDefault(now())();
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@override
Set<Column> get primaryKey => {id};
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}
// Конвертеры импортированы из converters.dart