update// improved addressbook performance

src/addressbook.cpp

@@ -373,35 +373,38 @@ void AddressBook::readFromStorage()
         in >> version;
         qDebug() << "Detected old addressbook format";
             // Convert old addressbook format v1 to v2
+        if(in.status() == QDataStream::ReadCorruptData)
+        {
+           qDebug() << "Error reading contacts! ---> Your hush contacts from disk maybe corrupted";
+           QString filepath = QFileInfo(AddressBook::writeableFile()).absolutePath() + QString("/");
+           QFile::rename(filepath +  QString("addresslabels.dat"), filepath +  QString("addresslabels.dat-corrupted"));
+           QMessageBox::critical(
+                nullptr, 
+                QObject::tr("Error reading contacts!"), 
+                QObject::tr("Your hush contacts from disk maybe corrupted"), 
+                QMessageBox::Ok
+            );
+        }
+        else
+        {
+            qDebug() << "Read " << version << " Hush contacts from disk...";
             QList<QList<QString>> stuff;
             in >> stuff;
-        //qDebug() << "Stuff: " << stuff;
             for (int i=0; i < stuff.size(); i++) 
             {
-            //qDebug() << "0:" << stuff[i][0];
-            //qDebug() << "1:" << stuff[i][1];
-            //qDebug() << "2:" << stuff[i][2];
                 ContactItem contact = ContactItem(stuff[i][0],stuff[i][1], stuff[i][2], stuff[i][3],stuff[i][4]);
-            //qDebug() << "contact=" << contact.toQTString();
                 allLabels.push_back(contact);
             }
 
-        qDebug() << "Read " << version << " Hush contacts from disk...";
+            qDebug() << "Hush contacts readed from disk...";
+        }
+        
         file.close();
     }
     else 
     {
         qDebug() << "No Hush contacts found on disk!";
     }
-
-    // Special. 
-    // Add the default silentdragon donation address if it isn't already present
-    // QList<QString> allAddresses;
-    // std::transform(allLabels.begin(), allLabels.end(), 
-    //     std::back_inserter(allAddresses), [=] (auto i) { return i.getPartnerAddress(); });
-    // if (!allAddresses.contains(Settings::getDonationAddr(true))) {
-    //     allLabels.append(QPair<QString, QString>("silentdragon donation", Settings::getDonationAddr(true)));
-    // }
 }
 
 void AddressBook::writeToStorage()