From 05a2be2f075a87ffb848ee6da063d13ce6dc3503 Mon Sep 17 00:00:00 2001
From: Dat PHAM HOANG <dphamhoang@linagora.com>
Date: Tue, 8 Nov 2022 18:17:25 +0700
Subject: [PATCH] TF-1008 Create the SetError Handler

---
 .../base/mixin/handle_error_mixin.dart        | 53 +++++++++++++++++++
 .../set_method_error_handler_mixin.dart       |  7 +++
 2 files changed, 60 insertions(+)
 create mode 100644 lib/features/base/mixin/handle_error_mixin.dart
 create mode 100644 model/lib/error_type_handler/set_method_error_handler_mixin.dart

diff --git a/lib/features/base/mixin/handle_error_mixin.dart b/lib/features/base/mixin/handle_error_mixin.dart
new file mode 100644
index 000000000..13785edfc
--- /dev/null
+++ b/lib/features/base/mixin/handle_error_mixin.dart
@@ -0,0 +1,53 @@
+import 'package:core/core.dart';
+import 'package:dartz/dartz.dart';
+import 'package:jmap_dart_client/jmap/core/error/set_error.dart';
+import 'package:jmap_dart_client/jmap/core/id.dart';
+import 'package:model/error_type_handler/set_method_error_handler_mixin.dart';
+
+mixin HandleSetErrorMixin {
+  void handleSetErrors({
+    SetMethodErrors? notDestroyedError,
+    SetMethodErrors? notUpdatedError,
+    SetMethodErrors? notCreatedError,
+    Set<SetMethodErrorHandler>? notDestroyedHandlers,
+    Set<SetMethodErrorHandler>? notUpdatedHandlers,
+    Set<SetMethodErrorHandler>? notCreatedHandlers,
+    SetMethodErrorHandler? unCatchErrorHandler
+  }) {
+    if (notDestroyedError != null && notDestroyedError.isNotEmpty) {
+      notDestroyedError.entries
+        .map((e) => _handleInChain(e, notDestroyedHandlers))
+        .map((optionError) => _handleRemainedError(unCatchErrorHandler, optionError));
+    }
+
+    if (notCreatedError != null && notCreatedError.isNotEmpty) {
+      notCreatedError.entries
+        .map((e) => _handleInChain(e, notCreatedHandlers))
+        .map((optionError) => _handleRemainedError(unCatchErrorHandler, optionError));
+    }
+
+    if (notUpdatedError != null && notUpdatedError.isNotEmpty) {
+      notUpdatedError.entries
+        .map((e) => _handleInChain(e, notUpdatedHandlers))
+        .map((optionError) => _handleRemainedError(unCatchErrorHandler, optionError));
+    }
+  }
+
+  Option<MapEntry<Id, SetError>> _handleInChain(MapEntry<Id, SetError> setError, Set<SetMethodErrorHandler>? handlers) {
+    try {
+      handlers!.firstWhere((handler) => handler.call(setError));
+      return const None<MapEntry<Id, SetError>>();
+    } catch (e) {
+      logError('HandleSetErrorMixin::chainHandle(): [Exception] $e');
+      return Some<MapEntry<Id, SetError>>(setError);
+    }
+  }
+
+  void _handleRemainedError(SetMethodErrorHandler? unCatchErrorHandler, Option<MapEntry<Id, SetError>> optionError) {
+    final remainedError = optionError.toNullable();
+    if (remainedError != null) {
+      logError('HandleSetErrorMixin::_handleRemainedError(): $remainedError');
+      unCatchErrorHandler?.call(remainedError);
+    }
+  }
+}
diff --git a/model/lib/error_type_handler/set_method_error_handler_mixin.dart b/model/lib/error_type_handler/set_method_error_handler_mixin.dart
new file mode 100644
index 000000000..f8271644d
--- /dev/null
+++ b/model/lib/error_type_handler/set_method_error_handler_mixin.dart
@@ -0,0 +1,7 @@
+import 'package:jmap_dart_client/jmap/core/error/set_error.dart';
+import 'package:jmap_dart_client/jmap/core/id.dart';
+
+typedef SetMethodErrors = Map<Id, SetError>;
+
+/// Returns true if handle [setError] successfully and otherwise
+typedef SetMethodErrorHandler = bool Function(MapEntry<Id, SetError> setError);