From c8cde5086fc3e6726aa9507e9ebc96a856dc3469 Mon Sep 17 00:00:00 2001
From: NamedKitten <kitteh@namedkitten.pw>
Date: Fri, 16 Nov 2018 09:10:26 +0000
Subject: [PATCH] [Launcher] Add update checking.

---
 CMakeLists.txt | 12 ++++++++++++
 src/main.cpp   | 28 ++++++++++++++++++++++++++++
 2 files changed, 40 insertions(+)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 52d32eb..462edc5 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -37,6 +37,18 @@ endif(CCACHE_FOUND)
 
 set(CMAKE_BUILD_TYPE RELEASE)
 
+if(TESTING OR DEFINED ENV{TRAVIS})
+execute_process(
+  COMMAND git rev-parse HEAD
+  WORKING_DIRECTORY ${CMAKE_SOURCE_DIR}
+  OUTPUT_VARIABLE GIT_COMMIT_HASH
+  OUTPUT_STRIP_TRAILING_WHITESPACE
+)
+find_package(Qt5Network REQUIRED)    
+add_definitions(-DGIT_COMMIT_HASH="${GIT_COMMIT_HASH}")
+endif(TESTING OR DEFINED ENV{TRAVIS})
+
+
 
 if(TESTING)
 SET(CMAKE_C_COMPILER "/usr/bin/clang")
diff --git a/src/main.cpp b/src/main.cpp
index 93640c1..6d4bdc8 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -16,6 +16,13 @@
 #include "setenv_mingw.hpp"
 #endif
 
+#ifdef GIT_COMMIT_HASH
+#include <QtNetwork>
+#include <QSequentialIterable>
+#include <QJsonDocument>
+
+#endif
+
 #ifdef __linux__
 #include <initializer_list>
 #include <signal.h>
@@ -48,6 +55,27 @@ int main(int argc, char* argv[])
 #ifdef __linux__
   catchUnixSignals({SIGQUIT, SIGINT, SIGTERM, SIGHUP});
 #endif
+
+#ifdef GIT_COMMIT_HASH
+QString current_version = QString(GIT_COMMIT_HASH);
+qDebug() << "Current Version: " << current_version;
+
+QNetworkRequest request(QUrl("https://api.github.com/repos/NamedKitten/KittehPlayer/releases/tags/continuous"));
+QNetworkAccessManager nam;
+QNetworkReply *reply = nam.get(request);
+
+while(!reply->isFinished()) {
+qApp->processEvents();
+}
+QByteArray response_data = reply->readAll();
+QJsonDocument json = QJsonDocument::fromJson(response_data);
+QJsonArray jsonArray = json["assets"].toArray();
+qDebug() << "Latest Version: " << json["target_commitish"].toString();
+if (json["target_commitish"].toString().endsWith(current_version) == 0) {
+  qDebug() << "Update Available. Please update ASAP.";
+}
+#endif
+
   app.setOrganizationName("KittehPlayer");
   app.setOrganizationDomain("namedkitten.pw");
   app.setApplicationName("KittehPlayer");