From 7df934b3927732e1ad77064ac0ea284eee6a2b56 Mon Sep 17 00:00:00 2001
From: Denis Davydov <denidav@yandex.ru>
Date: Fri, 22 Jun 2018 15:10:03 +0300
Subject: [PATCH] Now the basic part of the application works stably.

The way of obtaining IPv6 is changed. Also changed the logic of the timer and fixed a bug with multiple calling the slot peerReceiverConnected().
---
 src/mainwindow.cpp | 13 +++++++++----
 src/mainwindow.h   |  1 +
 2 files changed, 10 insertions(+), 4 deletions(-)

diff --git a/src/mainwindow.cpp b/src/mainwindow.cpp
index a411dd0..49df6fa 100644
--- a/src/mainwindow.cpp
+++ b/src/mainwindow.cpp
@@ -8,6 +8,7 @@ MainWindow::MainWindow(QWidget *parent) :
     ui->setupUi(this);
     network = new Network(false);
     handler = new Handler();
+    connect(handler, &Handler::createSessionSuccess, this, &MainWindow::peerReceiverConnected);
 }
 
 MainWindow::~MainWindow()
@@ -18,19 +19,23 @@ MainWindow::~MainWindow()
 void MainWindow::on_connectToPeer_clicked()
 {
     QJsonObject j;
-    j["peerID"] = QHostAddress("fc8f:cc50:70b0:3731:d686:a75e:94f2:f44f").toString();
+    j["peerID"] = my_ipv6;
     j["action"] = "createSession";
     QString s = ui->peerID->text();
     network->sendDatagram(j, s);
     timer = new QTimer();
-    connect(handler, &Handler::createSessionSuccess, this, &MainWindow::peerReceiverConnected);
     connect(timer, SIGNAL(timeout()), this, SLOT(slotTimerAlarm()));
     timer->start(10000);
 }
 
 void MainWindow::slotTimerAlarm()
 {
-    if(!receive)
+    if(receive)
+    {
+        timer->stop();
+        receive = false;
+    }
+    else
     {
         int ret = QMessageBox::critical(this,QObject::tr("Error"),tr("Timeout Error"));
         timer->stop();
@@ -42,5 +47,5 @@ void MainWindow::slotTimerAlarm()
 void MainWindow::peerReceiverConnected()
 {
     receive = true;
-    int ret = QMessageBox::information(this,QObject::tr("Info"),tr("Peer available!"));
+    int ret = QMessageBox::information(this,QObject::tr("Info"),tr("Peer Available!"));
 }
diff --git a/src/mainwindow.h b/src/mainwindow.h
index 9973720..278c2b1 100644
--- a/src/mainwindow.h
+++ b/src/mainwindow.h
@@ -32,4 +32,5 @@ class MainWindow : public QMainWindow
         Handler *handler;
 
     bool receive;
+    const QString my_ipv6 = Network::local_ipv6();
 };