feat(json): parse api

CMakeLists.txt

@@ -5,6 +5,12 @@ set(CMAKE_CXX_STANDARD 17)
 
 add_executable(itat_challange_olympics main.cpp)
 
+find_package(Qt6 REQUIRED COMPONENTS Core)
+target_link_libraries(itat_challange_olympics PRIVATE Qt6::Core)
+
 find_package(Qt6 REQUIRED COMPONENTS Quick)
 target_link_libraries(itat_challange_olympics PRIVATE Qt6::Quick)
 
+find_package(Qt6 REQUIRED COMPONENTS Network)
+target_link_libraries(itat_challange_olympics PRIVATE Qt6::Network)
+

main.cpp

@@ -3,6 +3,24 @@
 #include <QQmlContext>
 #include <QQmlComponent>
 
+// networking
+#include <QNetworkAccessManager>
+#include <QNetworkRequest>
+#include <QNetworkReply>
+#include <QUrl>
+#include <QUrlQuery>
+
+// json parsing
+#include <QJsonValue>
+#include <QJsonDocument>
+#include <QJsonObject>
+#include <QVariantMap>
+#include <QJsonArray>
+
+// console output
+#include <QDebug>
+// #include <iostream>
+
 int main(int argc, char *argv[])
 {
     QGuiApplication app(argc, argv);
@@ -15,5 +33,41 @@ int main(int argc, char *argv[])
 
     // ... delete object and objectContext when necessary
 
+
+   // create custom temporary event loop on stack
+    QEventLoop eventLoop;
+
+    // "quit()" the event-loop, when the network request "finished()"
+    QNetworkAccessManager mgr;
+    QObject::connect(&mgr, SIGNAL(finished(QNetworkReply*)), &eventLoop, SLOT(quit()));
+
+    QString endpoint { "https://sph-s-api.olympics.com/summer/schedules/api/ENG/schedule/discipline/ARC" };
+
+    // the HTTP request
+    QNetworkRequest req( (QUrl( endpoint )) );
+    QNetworkReply *reply = mgr.get(req);
+    eventLoop.exec(); // blocks stack until "finished()" has been called
+
+    if (reply->error() == QNetworkReply::NoError) {
+        //success
+
+        QString strReply = (QString)reply->readAll();
+
+        //parse json
+        // qDebug() << "Response:" << strReply;
+        QJsonDocument jsonResponse = QJsonDocument::fromJson(strReply.toUtf8());
+
+        QJsonObject jsonObj = jsonResponse.object();
+
+        qDebug() << "Competitor:" << jsonObj["units"][0]["competitors"][0]["name"].toString();
+
+        delete reply;
+    }
+    else {
+        //failure
+        qDebug() << "Failure" <<reply->errorString();
+        delete reply;
+    }
+
     return app.exec();
 }