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drift fix
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This commit is contained in:
Dmitry 2025-12-15 00:37:59 +03:00
parent a4c33e99bf
commit 0914a62d35
1 changed files with 10 additions and 2 deletions
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12
mnemo_cards_backend/lib/database/daos/mixins/soft_delete_mixin.dart
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@ -1,4 +1,5 @@
import 'package:drift/drift.dart';
import 'package:drift_postgres/drift_postgres.dart';
import 'package:mnemo_cards_backend/database/database.dart';
/// Миксин для добавления soft delete функциональности в DAO
@ -34,8 +35,15 @@ mixin SoftDeleteMixin<T extends Table, D> on DatabaseAccessor<AppDatabase> {
SimpleSelectStatement<T, D> selectActive() {
return select(table)
..where((t) {
final isDeletedColumn = (t as dynamic).isDeleted;
return isDeletedColumn.equals(false);
// Проблема: через dynamic Drift может неправильно определить тип boolean
// и сгенерировать SQL, который сравнивает boolean с integer
// Решение: используем прямое SQL выражение для правильного сравнения boolean
// В PostgreSQL имена колонок в snake_case: is_deleted
final tableName = table.actualTableName;
return CustomExpression<bool>(
'"$tableName"."is_deleted" = FALSE',
precedence: Precedence.comparison,
);
});
}