1 files changed, 15 insertions, 3 deletions
diff --git a/printerclient.cpp b/printerclient.cpp
index c5bf189..a78de50 100644
--- a/printerclient.cpp
+++ b/printerclient.cpp
@@ -5,10 +5,22 @@
 #include <QDebug>
 #include <QFile>
 #include <QSerialPort>
+#include <QSerialPortInfo>
 
-PrinterClient::PrinterClient(QObject *parent)
-    : QObject { parent }
-    , m_serialPort { new QSerialPort { "/dev/ttyUSB0", this } }
+QString getFirstTtyUSB()
+{
+    auto ports = QSerialPortInfo::availablePorts();
+
+    std::remove_if(ports.begin(), ports.end(), [](const auto& port) {
+        return !port.portName().contains("ttyUSB");
+    });
+
+    return ports.isEmpty() ? "" : ports.first().portName();
+}
+
+PrinterClient::PrinterClient(QObject* parent)
+    : QObject{parent}  // , m_serialPort{new QSerialPort{"/dev/ttyUSB0", this}}
+    , m_serialPort{new QSerialPort{getFirstTtyUSB(), this}}
 {
     if (!m_serialPort->setBaudRate(QSerialPort::Baud115200)) {
         throw std::runtime_error(