Http Version - Initial Commit

configinterface.cpp

@@ -0,0 +1,53 @@
+#include "configinterface.h"
+
+#include <fstream>
+#include <sstream>
+
+ConfigInterface::ConfigInterface(QObject *parent)
+    : QObject{parent}
+{
+}
+
+QString ConfigInterface::fileName() const
+{
+    return m_fileName;
+}
+
+void ConfigInterface::setFileName(const QString &newFileName)
+{
+    if (m_fileName == newFileName)
+        return;
+    m_fileName = newFileName;
+    std::fstream input(newFileName.toStdString(), std::fstream::in);
+    if(!input.is_open()) {
+        return;
+    }
+    std::string data;
+    std::string temp;
+    while(std::getline(input, temp)) {
+        data += temp;
+    }
+    input.flush();
+    input.close();
+    QByteArray arr_data(data);
+    QJsonDocument doc = QJsonDocument::fromJson(arr_data);
+    // The following works even the qml part is not initailzed/connected
+    // do not change back to just emit config()
+    QMetaObject::invokeMethod(this, &ConfigInterface::config, Qt::QueuedConnection, doc.object());
+    emit fileNameChanged();
+}
+
+void ConfigInterface::saveConfig(QJsonObject config)
+{
+    QJsonDocument doc;
+    doc.setObject(config);
+    std::string data = doc.toJson().toStdString();
+    std::fstream output(m_fileName.toStdString(), std::fstream::out);
+    if(!output.is_open()) {
+        return;
+    }
+    output << data;
+    output.flush();
+    output.close();
+    QMetaObject::invokeMethod(this, &ConfigInterface::config, Qt::QueuedConnection, doc.object());
+}