logging framework

2026-02-10 15:02:42 +01:00 · 2025-12-14 10:09:32 +09:00
parent 7f6ba4776a
commit 2837d4576e
8 changed files with 223 additions and 42 deletions
--- a/lib/database/log_interceptor.dart
+++ b/lib/database/log_interceptor.dart
@@ -0,0 +1,120 @@
+import 'dart:async';
+
+import 'package:drift/drift.dart';
+import 'package:logger/logger.dart';
+
+import '../util/logger.dart';
+
+/// https://drift.simonbinder.eu/examples/tracing/
+class LogInterceptor extends QueryInterceptor {
+  Future<T> _run<T>(
+    String description,
+    FutureOr<T> Function() operation,
+  ) async {
+    final trace = logger.level >= Level.trace;
+    final stopwatch = trace ? (Stopwatch()..start()) : null;
+
+    logger.t('Running $description');
+
+    try {
+      final result = await operation();
+      if (trace) {
+        logger.t(' => succeeded after ${stopwatch!.elapsedMilliseconds}ms');
+      }
+      return result;
+    } on Object catch (e, st) {
+      if (trace) {
+        logger.t(' => failed after ${stopwatch!.elapsedMilliseconds}ms');
+      }
+      logger.e('Query failed', error: e, stackTrace: st);
+      rethrow;
+    }
+  }
+
+  @override
+  TransactionExecutor beginTransaction(QueryExecutor parent) {
+    logger.t('begin');
+    return super.beginTransaction(parent);
+  }
+
+  @override
+  Future<void> commitTransaction(TransactionExecutor inner) {
+    return _run('commit', () => inner.send());
+  }
+
+  @override
+  Future<void> rollbackTransaction(TransactionExecutor inner) {
+    return _run('rollback', () => inner.rollback());
+  }
+
+  @override
+  Future<void> runBatched(
+    QueryExecutor executor,
+    BatchedStatements statements,
+  ) {
+    return _run(
+      'batch with $statements',
+      () => executor.runBatched(statements),
+    );
+  }
+
+  @override
+  Future<int> runInsert(
+    QueryExecutor executor,
+    String statement,
+    List<Object?> args,
+  ) {
+    return _run(
+      '$statement with $args',
+      () => executor.runInsert(statement, args),
+    );
+  }
+
+  @override
+  Future<int> runUpdate(
+    QueryExecutor executor,
+    String statement,
+    List<Object?> args,
+  ) {
+    return _run(
+      '$statement with $args',
+      () => executor.runUpdate(statement, args),
+    );
+  }
+
+  @override
+  Future<int> runDelete(
+    QueryExecutor executor,
+    String statement,
+    List<Object?> args,
+  ) {
+    return _run(
+      '$statement with $args',
+      () => executor.runDelete(statement, args),
+    );
+  }
+
+  @override
+  Future<void> runCustom(
+    QueryExecutor executor,
+    String statement,
+    List<Object?> args,
+  ) {
+    return _run(
+      '$statement with $args',
+      () => executor.runCustom(statement, args),
+    );
+  }
+
+  @override
+  Future<List<Map<String, Object?>>> runSelect(
+    QueryExecutor executor,
+    String statement,
+    List<Object?> args,
+  ) {
+    return _run(
+      '$statement with $args',
+      () => executor.runSelect(statement, args),
+    );
+  }
+}