cabana: add support to fetch preserved routes (#34146)

add support to fetch preserved routes

tools/cabana/streams/routes.cc

@@ -46,7 +46,7 @@ RoutesDialog::RoutesDialog(QWidget *parent) : QDialog(parent), route_requester_(
 
   QFormLayout *layout = new QFormLayout(this);
   layout->addRow(tr("Device"), device_list_ = new QComboBox(this));
-  layout->addRow(tr("Duration"), period_selector_ = new QComboBox(this));
+  layout->addRow(period_selector_ = new QComboBox(this));
   layout->addRow(route_list_ = new RouteListWidget(this));
   auto button_box = new QDialogButtonBox(QDialogButtonBox::Ok | QDialogButtonBox::Cancel);
   layout->addRow(button_box);
@@ -57,6 +57,7 @@ RoutesDialog::RoutesDialog(QWidget *parent) : QDialog(parent), route_requester_(
   period_selector_->addItem(tr("Last 2 weeks"), 14);
   period_selector_->addItem(tr("Last month"), 30);
   period_selector_->addItem(tr("Last 6 months"), 180);
+  period_selector_->addItem(tr("Preserved"), -1);
 
   // Connect signals and slots
   QObject::connect(route_requester_, &HttpRequest::requestDone, this, &RoutesDialog::parseRouteList);
@@ -94,35 +95,41 @@ void RoutesDialog::fetchRoutes() {
 
   route_list_->clear();
   route_list_->setEmptyText(tr("Loading..."));
-
   // Construct URL with selected device and date range
-  auto dongle_id = device_list_->currentData().toString();
-  QDateTime current = QDateTime::currentDateTime();
-  QString url = QString("%1/v1/devices/%2/routes_segments?start=%3&end=%4")
-                    .arg(CommaApi::BASE_URL).arg(dongle_id)
-                    .arg(current.addDays(-(period_selector_->currentData().toInt())).toMSecsSinceEpoch())
-                    .arg(current.toMSecsSinceEpoch());
-  route_requester_->sendRequest(url);
+  QString url = QString("%1/v1/devices/%2").arg(CommaApi::BASE_URL, device_list_->currentText());
+  int period = period_selector_->currentData().toInt();
+  if (period == -1) {
+    url += "/routes/preserved";
+  } else {
+    QDateTime now = QDateTime::currentDateTime();
+    url += QString("/routes_segments?start=%1&end=%2")
+               .arg(now.addDays(-period).toMSecsSinceEpoch())
+               .arg(now.toMSecsSinceEpoch());
+  }
+  route_requester_->send(url);
 }
 
 void RoutesDialog::parseRouteList(const QString &json, bool success, QNetworkReply::NetworkError err) {
   if (success) {
     for (const QJsonValue &route : QJsonDocument::fromJson(json.toUtf8()).array()) {
-      uint64_t start_time = route["start_time_utc_millis"].toDouble();
-      uint64_t end_time = route["end_time_utc_millis"].toDouble();
-      auto datetime = QDateTime::fromMSecsSinceEpoch(start_time);
-      auto item = new QListWidgetItem(QString("%1    %2min").arg(datetime.toString()).arg((end_time - start_time) / (1000 * 60)));
+      QDateTime from, to;
+      if (period_selector_->currentData().toInt() == -1) {
+        from = QDateTime::fromString(route["start_time"].toString(), Qt::ISODateWithMs);
+        to = QDateTime::fromString(route["end_time"].toString(), Qt::ISODateWithMs);
+      } else {
+        from = QDateTime::fromMSecsSinceEpoch(route["start_time_utc_millis"].toDouble());
+        to = QDateTime::fromMSecsSinceEpoch(route["end_time_utc_millis"].toDouble());
+      }
+      auto item = new QListWidgetItem(QString("%1    %2min").arg(from.toString()).arg(from.secsTo(to) / 60));
       item->setData(Qt::UserRole, route["fullname"].toString());
       route_list_->addItem(item);
     }
-    // Select first route if available
     if (route_list_->count() > 0) route_list_->setCurrentRow(0);
   } else {
     QMessageBox::warning(this, tr("Error"), tr("Failed to fetch routes. Check your network connection."));
     reject();
   }
   route_list_->setEmptyText(tr("No items"));
-  sender()->deleteLater();
 }
 
 QString RoutesDialog::route() {