Initial commit

Lts/Proxies/Buildings/BuildingControlUnit/handle_http_request.h

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+/**
+  * @RDE_HEADER@
+  * One EGCU instance
+  * $Id$
+  * $HeadURL$
+  * $Author$
+  * Created by Christian Ehrlicher, SLSE, 2017-02-07
+  */
+#pragma once
+
+#include <QObject>
+#include <QNetworkRequest>
+#include <QQueue>
+#include <QMap>
+#include <QSet>
+#include <logger.h>
+#include "bcu_types.h"
+#include <QTime>
+
+// #include <ControlEffects/handlehttprequest_export.h>
+
+class QNetworkAccessManager;
+class QNetworkReply;
+class QAuthenticator;
+
+namespace BuildingControlUnit
+{
+
+struct NetworkRequest
+{
+  QNetworkRequest request;
+  QTime time = QTime::currentTime();
+};
+
+enum class HandleHttpQueueMessageStatus
+{
+  MS_Single,
+  MS_Cyclic
+};
+
+struct HandleHttpQueue
+{
+  HandleHttpQueue():
+    activeReply(nullptr),
+    bAuthAlreadyRequested(false)
+  {
+
+  }
+  QQueue<NetworkRequest> requests;
+  QSet<QString> uniquenessChecker;
+  QNetworkReply *activeReply;
+  bool bAuthAlreadyRequested;
+};
+
+// exported for test app only
+class HandleHttpRequest : public QObject
+{
+  Q_OBJECT
+public:
+  explicit HandleHttpRequest(bool useQueue, QObject *parent = nullptr);
+  void init(const QString &username, const QString &passwd);
+
+Q_SIGNALS:
+  void egcuReply(const QString &host, const QByteArray &data);
+  void newEgcuConnection(const QString &host);
+
+public Q_SLOTS:
+  void enqueue(const QUrl &url, HandleHttpQueueMessageStatus status);
+
+private Q_SLOTS:
+  void onAuthenticationRequired(QNetworkReply *reply, QAuthenticator *authenticator);
+  void onReplyFinished(QNetworkReply *reply);
+  void sendNextRequest(HandleHttpQueue &queue);
+  void trySendNextRequest();
+
+private:
+  QNetworkAccessManager *m_nam;
+  bool m_bUseQueue;
+  LOGGER_T m_logger;
+  QString m_username;
+  QString m_passwd;
+  QMap<QString, HandleHttpQueue> m_queueMap;
+  bool m_newConnection = true;
+};
+} // namespace BuildingControlUnit