TF-933 Handle selection email search result on desktop

model/lib/extensions/list_presentation_email_extension.dart

@@ -1,5 +1,6 @@
 
 import 'package:jmap_dart_client/jmap/mail/email/email.dart';
+import 'package:jmap_dart_client/jmap/mail/mailbox/mailbox.dart';
 import 'package:model/model.dart';
 
 extension ListPresentationEmailExtension on List<PresentationEmail> {
@@ -7,6 +8,68 @@ extension ListPresentationEmailExtension on List<PresentationEmail> {
 
   bool get isAllEmailStarred => every((email) => email.hasStarred);
 
+  List<Email> get listEmail => map((presentationEmail) => presentationEmail.toEmail()).toList();
+
+  List<PresentationEmail> get listEmailSelected {
+    return where((email) => email.selectMode == SelectMode.ACTIVE).toList();
+  }
+
+  bool isAllCanDeletePermanently(Map<MailboxId, PresentationMailbox> mapMailbox) {
+    final listMailboxContain = map((email) => email.findMailboxContain(mapMailbox))
+        .whereType<PresentationMailbox>()
+        .toList();
+    final stateDelete = listMailboxContain.every((mailbox) => mailbox.isTrash) ||
+        listMailboxContain.every((mailbox) => mailbox.isDrafts);
+    return stateDelete;
+  }
+
+  bool isAllCanSpamAndMove(Map<MailboxId, PresentationMailbox> mapMailbox) {
+    final listMailboxContain = map((email) => email.findMailboxContain(mapMailbox))
+        .whereType<PresentationMailbox>()
+        .toList();
+    return listMailboxContain.every((mailbox) => !mailbox.isDrafts) &&
+        isAllBelongToTheSameMailbox(mapMailbox);
+  }
+
+  bool isAllSpam(Map<MailboxId, PresentationMailbox> mapMailbox) {
+    final listMailboxContain = map((email) => email.findMailboxContain(mapMailbox))
+        .whereType<PresentationMailbox>()
+        .toList();
+    return listMailboxContain.every((mailbox) => mailbox.isSpam);
+  }
+
+  bool isAllBelongToTheSameMailbox(Map<MailboxId, PresentationMailbox> mapMailbox) {
+    if (isEmpty) {
+      return false;
+    }
+    final firstEmail = first;
+    final firstMailboxContain = firstEmail.findMailboxContain(mapMailbox);
+    if (firstMailboxContain != null) {
+      return every((email) {
+        final mailboxContain = email.findMailboxContain(mapMailbox);
+        return mailboxContain?.id == firstMailboxContain.id;
+      });
+    } else {
+      return false;
+    }
+  }
+
+  PresentationMailbox? getCurrentMailboxContain(Map<MailboxId, PresentationMailbox> mapMailbox) {
+    return first.findMailboxContain(mapMailbox);
+  }
+
+  List<PresentationEmail> listEmailCanSpam(Map<MailboxId, PresentationMailbox> mapMailbox) {
+    final newListEmails = map((email) {
+      final mailboxContain = email.findMailboxContain(mapMailbox);
+      if (mailboxContain?.isSpam == false) {
+        return email;
+      } else {
+        return null;
+      }
+    }).whereType<PresentationEmail>().toList();
+    return newListEmails;
+  }
+
   List<PresentationEmail> get allEmailUnread => where((email) => !email.hasRead).toList();
 
   PresentationEmail? findEmail(EmailId emailId) {

model/lib/mailbox/presentation_mailbox.dart

@@ -70,6 +70,8 @@ class PresentationMailbox with EquatableMixin {
 
   bool get isSent => role == roleSent;
 
+  bool get isOutbox => role == roleOutbox;
+
   bool matchCountingRules() {
     if (isSpam || isTrash || isDrafts || isTemplates || isSent) {
       return false;