TF-832 Add Set method for forward and unit test

forward/lib/forward/set/set_forward_method.dart

@@ -0,0 +1,43 @@
+import 'package:forward/forward/capability_forward.dart';
+import 'package:forward/forward/tmail_forward.dart';
+import 'package:jmap_dart_client/http/converter/account_id_converter.dart';
+import 'package:jmap_dart_client/http/converter/set/set_method_properties_converter.dart';
+import 'package:jmap_dart_client/jmap/account_id.dart';
+import 'package:jmap_dart_client/jmap/core/capability/capability_identifier.dart';
+import 'package:jmap_dart_client/jmap/core/method/request/set_method.dart';
+import 'package:jmap_dart_client/jmap/core/request/request_invocation.dart';
+
+class SetForwardMethod extends SetMethod<TMailForward> with OptionalUpdateSingleton<TMailForward>{
+  SetForwardMethod(AccountId accountId) : super(accountId);
+
+  @override
+  MethodName get methodName => MethodName('Forward/set');
+
+  @override
+  Set<CapabilityIdentifier> get requiredCapabilities => {
+    CapabilityIdentifier.jmapCore,
+    capabilityForward,
+  };
+
+  @override
+  Map<String, dynamic> toJson() {
+    final val = <String, dynamic>{
+      'accountId': const AccountIdConverter().toJson(accountId),
+    };
+
+    void writeNotNull(String key, dynamic value) {
+      if (value != null) {
+        val[key] = value;
+      }
+    }
+
+    writeNotNull('ifInState', ifInState?.value);
+    writeNotNull('update', updateSingleton
+        ?.map((id, update) => SetMethodPropertiesConverter().fromMapIdToJson(id, update.toJson())));
+
+    return val;
+  }
+
+  @override
+  List<Object?> get props => [accountId, ifInState, update];
+}

forward/lib/forward/set/set_forward_response.dart

@@ -0,0 +1,77 @@
+import 'package:forward/forward/tmail_forward.dart';
+import 'package:jmap_dart_client/http/converter/account_id_converter.dart';
+import 'package:jmap_dart_client/http/converter/id_converter.dart';
+import 'package:jmap_dart_client/http/converter/state_converter.dart';
+import 'package:jmap_dart_client/http/converter/state_nullable_converter.dart';
+import 'package:jmap_dart_client/jmap/account_id.dart';
+import 'package:jmap_dart_client/jmap/core/error/set_error.dart';
+import 'package:jmap_dart_client/jmap/core/id.dart';
+import 'package:jmap_dart_client/jmap/core/method/response/set_response.dart';
+import 'package:jmap_dart_client/jmap/core/state.dart';
+
+class SetForwardResponse extends SetResponse<TMailForward> {
+
+  SetForwardResponse(
+    AccountId accountId,
+    State newState, {
+      State? oldState,
+      Map<Id, TMailForward>? created,
+      Map<Id, TMailForward?>? updated,
+      Set<Id>? destroyed,
+      Map<Id, SetError>? notCreated,
+      Map<Id, SetError>? notUpdated,
+      Map<Id, SetError>? notDestroyed
+  }) : super(
+    accountId,
+    newState,
+    oldState: oldState,
+    created: created,
+    updated: updated,
+    destroyed: destroyed,
+    notCreated: notCreated,
+    notUpdated: notUpdated,
+    notDestroyed: notDestroyed
+  );
+
+  static SetForwardResponse deserialize(Map<String, dynamic> json) {
+    return SetForwardResponse(
+      const AccountIdConverter().fromJson(json['accountId'] as String),
+      const StateConverter().fromJson(json['newState'] as String),
+      oldState: const StateNullableConverter().fromJson(json['oldState'] as String?),
+      created: (json['created'] as Map<String, dynamic>?)
+        ?.map((key, value) => MapEntry(
+            const IdConverter().fromJson(key),
+            TMailForward.fromJson(value as Map<String, dynamic>))),
+      updated: (json['updated'] as Map<String, dynamic>?)
+        ?.map((key, value) => MapEntry(
+            const IdConverter().fromJson(key),
+            value != null ? TMailForward.fromJson(value as Map<String, dynamic>) : null)),
+      destroyed: (json['destroyed'] as List<dynamic>?)
+        ?.map((id) => const IdConverter().fromJson(id)).toSet(),
+      notCreated: (json['notCreated'] as Map<String, dynamic>?)
+        ?.map((key, value) => MapEntry(
+            const IdConverter().fromJson(key),
+            SetError.fromJson(value))),
+      notUpdated: (json['notUpdated'] as Map<String, dynamic>?)
+        ?.map((key, value) => MapEntry(
+            const IdConverter().fromJson(key),
+            SetError.fromJson(value))),
+      notDestroyed: (json['notDestroyed'] as Map<String, dynamic>?)
+        ?.map((key, value) => MapEntry(
+            const IdConverter().fromJson(key),
+            SetError.fromJson(value))),
+    );
+  }
+
+  @override
+  List<Object?> get props => [
+    oldState,
+    newState,
+    created,
+    updated,
+    destroyed,
+    notCreated,
+    notUpdated,
+    notDestroyed
+  ];
+}

forward/lib/forward/tmail_forward.dart

@@ -22,6 +22,17 @@ class TMailForward extends Forward {
 
   Map<String, dynamic> toJson() => _$TMailForwardToJson(this);
 
+  TMailForward copyWith({
+    ForwardId? id,
+    bool? localCopy,
+    Set<String>? forwards,
+  }) {
+    return TMailForward(
+      id: id ?? this.id,
+      localCopy: localCopy ?? this.localCopy,
+      forwards: forwards ?? this.forwards,
+    );
+  }
   @override
   List<Object?> get props => [
     id,