feat: Service list can be exported to CSV (Issue #192), number of ser…

…vices is printed to log after loading the service list

gui/mainwindow.cpp

@@ -409,6 +409,9 @@ MainWindow::MainWindow(const QString &iniFilename, const QString &iniSlFilename,
     m_clearServiceListAction = new QAction(tr("Clear service list"), this);
     connect(m_clearServiceListAction, &QAction::triggered, this, &MainWindow::clearServiceList);
 
+    m_exportServiceListAction = new QAction(tr("Export service list..."), this);
+    connect(m_exportServiceListAction, &QAction::triggered, this, &MainWindow::exportServiceList);
+
     m_bandScanAction = new QAction(tr("Band scan..."), this);
     connect(m_bandScanAction, &QAction::triggered, this, &MainWindow::bandScan);
 
@@ -459,6 +462,7 @@ MainWindow::MainWindow(const QString &iniFilename, const QString &iniSlFilename,
     m_menu->addSeparator();
     m_menu->addAction(m_setupAction);
     m_menu->addAction(m_bandScanAction);
+    m_menu->addAction(m_exportServiceListAction);
     m_menu->addAction(m_clearServiceListAction);
     m_menu->addSeparator();
     m_menu->addAction(m_epgAction);
@@ -3003,13 +3007,14 @@ void MainWindow::loadSettings()
         m_audioRecScheduleModel->save(m_audioRecScheduleFilename);
     }
     else
-    {  // new settings with dedicated JSON for service lis and audio recording schedule
+    {  // new settings with dedicated JSON for service list and audio recording schedule
+       // it will be loaded when device is initialized (this reduces duplication of service list information in log)
 
         // load servicelist
-        m_serviceList->load(m_serviceListFilename);
+        // m_serviceList->load(m_serviceListFilename);
 
         // load recording schedule
-        m_audioRecScheduleModel->load(m_audioRecScheduleFilename);
+        // m_audioRecScheduleModel->load(m_audioRecScheduleFilename);
     }
 
     m_audioVolume = settings->value("volume", 100).toInt();
@@ -3043,6 +3048,7 @@ void MainWindow::loadSettings()
     m_settings->updateCheckEna = settings->value("updateCheckEna", true).toBool();
     m_settings->updateCheckTime = settings->value("updateCheckTime", QDateTime::currentDateTime().addDays(-1)).value<QDateTime>();
     m_settings->uploadEnsembleInfo = settings->value("uploadEnsembleInfoEna", true).toBool();
+    m_settings->serviceListExportPath = settings->value("serviceListExportPath", QDir::homePath()).toString();
 #if (HAVE_PORTAUDIO)
     if (nullptr != dynamic_cast<AudioOutputPa *>(m_audioOutput))
     {
@@ -3326,6 +3332,7 @@ void MainWindow::saveSettings()
     settings->setValue("updateCheckTime", m_settings->updateCheckTime);
     settings->setValue("uploadEnsembleInfoEna", m_settings->uploadEnsembleInfo);
     settings->setValue("showTrayIcon", m_settings->trayIconEna);
+    settings->setValue("serviceListExportPath", m_settings->serviceListExportPath);
 
     settings->setValue("AudioRecording/folder", m_settings->audioRec.folder);
     settings->setValue("AudioRecording/captureOutput", m_settings->audioRec.captureOutput);
@@ -3896,6 +3903,7 @@ void MainWindow::setExpertMode(bool ena)
     m_tiiAction->setVisible(ena);
     m_scanningToolAction->setVisible(ena);
     m_signalDialogAction->setVisible(ena);
+    m_exportServiceListAction->setVisible(ena);
 
     // set tab order
     if (ena)
@@ -3974,6 +3982,18 @@ void MainWindow::stop()
     }
 }
 
+void MainWindow::exportServiceList()
+{
+    QString f =
+        QString("%1/%2.csv").arg(m_settings->serviceListExportPath, "servicelist_" + QDateTime::currentDateTime().toString("yyyy-MM-dd_hhmmss"));
+    QString fileName = QFileDialog::getSaveFileName(this, tr("Export CSV file"), QDir::toNativeSeparators(f), tr("CSV Files") + " (*.csv)");
+    if (!fileName.isEmpty())
+    {
+        m_settings->serviceListExportPath = QFileInfo(fileName).path();  // store path for next time
+        m_serviceList->exportCSV(fileName);
+    }
+}
+
 void MainWindow::clearServiceList()
 {
     stop();

gui/mainwindow.h

@@ -167,6 +167,7 @@ class MainWindow : public QMainWindow
     QMenu *m_audioOutputMenu;
 
     QAction *m_setupAction;
+    QAction *m_exportServiceListAction;
     QAction *m_clearServiceListAction;
     QAction *m_bandScanAction;
     QAction *m_ensembleInfoAction;
@@ -268,6 +269,7 @@ class MainWindow : public QMainWindow
     void bandScan();
     void audioRecordingToggle();
     void setAudioRecordingUI();
+    void exportServiceList();
     void clearServiceList();
     void clearEnsembleInformationLabels();
     void clearServiceInformationLabels();

gui/servicelist.cpp

@@ -308,6 +308,9 @@ void ServiceList::load(const QString &filename)
     RadioControlServiceComponent item;
     RadioControlEnsemble ens;
 
+    int numUniqueServices = 0;
+    int numServices = 0;
+
     // doc is not null and is array
     QVariantList list = doc.toVariant().toList();
     for (auto it = list.cbegin(); it != list.cend(); ++it)
@@ -359,8 +362,11 @@ void ServiceList::load(const QString &filename)
             ens.labelShort = ensMap.value("ShortLabel").toString();
             // float snr = settings.value("SNR").toFloat();
             addService(ens, item, fav, currentEns);
+            numServices += 1;
         }
+        numUniqueServices += 1;
     }
+    qCInfo(serviceList, "Service list loaded: number of services in all ensembles %d, unique services %d", numServices, numUniqueServices);
 }
 
 void ServiceList::loadFromSettings(QSettings *settings)
@@ -418,6 +424,39 @@ void ServiceList::loadFromSettings(QSettings *settings)
     settings->endArray();
 }
 
+void ServiceList::exportCSV(const QString &filename)
+{
+    QFile file(filename);
+    if (!file.open(QIODevice::WriteOnly))
+    {
+        qCWarning(serviceList) << "Failed to export CSV file.";
+        return;
+    }
+
+    QTextStream out(&file);
+    // header
+    out << tr("Service name;Short label;SID;SCIdS;Number of ensembles") << Qt::endl;
+    // export in alphabetical order
+    QStringList labelList;
+    for (auto &s : m_serviceList)
+    {
+        labelList.append(s->label());
+    }
+    labelList.sort();
+
+    for (const auto &label : labelList)
+    {
+        auto it =
+            std::find_if(m_serviceList.cbegin(), m_serviceList.cend(), [&label](const ServiceListItem *item) { return item->label() == label; });
+        if (it != m_serviceList.cend())
+        {
+            out << it.value()->label() << ";" << it.value()->shortLabel() << ";" << QString::number(it.value()->SId().value(), 16).toUpper() << ";"
+                << it.value()->SCIdS() << ";" << it.value()->numEnsembles() << Qt::endl;
+        }
+    }
+    file.close();
+}
+
 // this marks all services as obsolete
 void ServiceList::beginEnsembleUpdate(const RadioControlEnsemble &e)
 {

gui/servicelist.h

@@ -74,6 +74,7 @@ class ServiceList : public QObject
     void save(const QString &filename);
     void load(const QString &filename);
     void loadFromSettings(QSettings *settings);
+    void exportCSV(const QString &filename);
 
     void beginEnsembleUpdate(const RadioControlEnsemble &e);
     void endEnsembleUpdate(const RadioControlEnsemble &e);

gui/settings.h

@@ -159,6 +159,7 @@ class Settings
     bool updateCheckEna;
     QDateTime updateCheckTime;
     bool uploadEnsembleInfo;
+    QString serviceListExportPath;
 
     // audio recording settings
     struct AudioRec