TF-1718 Implement unsubscribeMail on Jmap server

Signed-off-by: dab246 <tdvu@linagora.com>
(cherry picked from commit 0f61a97aab513cda75c65e3c92ebcf8f6290b6ec)

lib/features/email/presentation/widgets/information_sender_and_receiver_builder.dart

@@ -63,7 +63,7 @@ class InformationSenderAndReceiverBuilder extends StatelessWidget {
                                 openEmailAddressDetailAction: openEmailAddressDetailAction,
                               )
                             )),
-                            if (emailUnsubscribe != null && !responsiveUtils.isPortraitMobile(context))
+                            if (!emailSelected.isSubscribed && emailUnsubscribe != null && !responsiveUtils.isPortraitMobile(context))
                               TMailButtonWidget.fromText(
                                 text: AppLocalizations.of(context).unsubscribe,
                                 textStyle: const TextStyle(

lib/features/email/presentation/widgets/mail_unsubscribed_banner.dart

@@ -0,0 +1,36 @@
+
+import 'package:core/presentation/extensions/color_extension.dart';
+import 'package:flutter/material.dart';
+import 'package:model/email/presentation_email.dart';
+import 'package:tmail_ui_user/features/email/presentation/model/email_unsubscribe.dart';
+import 'package:tmail_ui_user/main/localizations/app_localizations.dart';
+
+class MailUnsubscribedBanner extends StatelessWidget {
+  final PresentationEmail? presentationEmail;
+  final EmailUnsubscribe? emailUnsubscribe;
+
+  const MailUnsubscribedBanner({
+    super.key,
+    required this.presentationEmail,
+    this.emailUnsubscribe
+  });
+
+  @override
+  Widget build(BuildContext context) {
+    if (presentationEmail?.isSubscribed == true && emailUnsubscribe == null) {
+      return Padding(
+        padding: const EdgeInsetsDirectional.only(bottom: 16, start: 20, end: 20),
+        child: Text(
+          AppLocalizations.of(context).mailUnsubscribedMessage(presentationEmail?.firstEmailAddressInFrom ?? ''),
+          style: const TextStyle(
+            fontWeight: FontWeight.normal,
+            fontSize: 15,
+            color: AppColor.labelColor
+          ),
+        ),
+      );
+    } else {
+      return const SizedBox.shrink();
+    }
+  }
+}