Model data can be exported to CSV file.

mainwindow.cpp

@@ -2,7 +2,9 @@
 #include "./ui_mainwindow.h"
 
 #include <QCloseEvent>
+#include <QFileDialog>
 #include <QMessageBox>
+#include <QStandardPaths>
 #include <QUndoStack>
 #include <QUndoView>
 
@@ -13,6 +15,7 @@
 #include "genericcore.h"
 #include "model/tablemodel.h"
 
+static QStandardPaths::StandardLocation standardLocation = QStandardPaths::HomeLocation;
 static QString updateTextClean = "Do you want to update the application now?";
 static QString updateTextDirty = "Do you want to save the tasks & update the application now?";
 
@@ -238,6 +241,39 @@ void MainWindow::saveItems() {
   m_core->saveItems();
 }
 
+void MainWindow::importCSV() {
+  showStatusMessage(tr("Invoked 'File|Import CSV'"));
+  const QString csvFilePath = QFileDialog::getOpenFileName(
+      this, tr("Import CSV"), QStandardPaths::standardLocations(standardLocation).first(),
+      tr("CSV Files (*.csv)"));
+  if (QFileInfo::exists(csvFilePath)) {
+    m_core->importCSVFile(csvFilePath);
+    showStatusMessage(tr("Imported CSV file."));
+  } else {
+    qWarning() << "Selected CSV file path doesn't exist. Doing nothing...";
+    showStatusMessage(tr("Could't find CSV file!"));
+  }
+}
+
+void MainWindow::exportCSV() {
+  showStatusMessage(tr("Invoked 'File|Export'"));
+  const QString filter   = tr("CSV Files (*.csv)");
+  const QString location = QStandardPaths::standardLocations(standardLocation).first();
+  QFileDialog dialog(this, "Export CSV File", location, "Comma-separated file (*.csv)");
+  dialog.setDefaultSuffix(".csv");
+  dialog.setAcceptMode(QFileDialog::AcceptSave);
+  if (dialog.exec()) {
+    const QString csvFilePath = dialog.selectedFiles().first();
+    const bool successful     = m_core->exportCSVFile(csvFilePath);
+    if (successful) {
+      const QString message = QString(tr("CSV exported to: %1")).arg(csvFilePath);
+      showStatusMessage(message);
+    }
+  } else {
+    qWarning() << "Selected CSV file path doesn't exist. Doing nothing...";
+  }
+}
+
 void MainWindow::createActions() {
   // TODO add generic menu actions (file/new, edit/cut, ...)
   createFileActions();
@@ -270,14 +306,12 @@ void MainWindow::createFileActions() {
 
   m_importAct = make_unique<QAction>(tr("&Import CSV..."), this);
   m_importAct->setStatusTip(tr("Import an existing CSV file"));
-  // connect(m_importAct, &QAction::triggered, this, &MainWindow::importCSV);
-  m_importAct->setEnabled(false);
+  connect(m_importAct.get(), &QAction::triggered, this, &MainWindow::importCSV);
   ui->menu_File->addAction(m_importAct.get());
 
   m_exportAct = make_unique<QAction>(tr("&Export CSV..."), this);
   m_exportAct->setStatusTip(tr("Export content to a CSV document to disk"));
-  // connect(m_exportAct, &QAction::triggered, this, &MainWindow::exportCSV);
-  m_exportAct->setEnabled(false);
+  connect(m_exportAct.get(), &QAction::triggered, this, &MainWindow::exportCSV);
   ui->menu_File->addAction(m_exportAct.get());
 
   ui->menu_File->addSeparator();

mainwindow.h

@@ -56,6 +56,8 @@ class MainWindow : public QMainWindow {
 
   /// 'File' slots
   void saveItems();
+  void importCSV();
+  void exportCSV();
 
  private:
   Ui::MainWindow* ui;