/**
  * @RDE_HEADER@
  * The ClientMessage class is an abstract base class for concrete ClientMessage objects
  * $Id$
  * $HeadURL$
  * $Author$
  * Created by Philipp Dassow, SLST, 2017-12-05
  */
#pragma once

#include <QtCore/QJsonObject>
#include <QVector>

#include <DDS/Core/core.hpp>

#include <LtsWebSocket/client_message_factory.h>
#include <LtsWebSocket/client_message.h>

#include <FileManagement/flm_enums.hpp>

#include "logger.h"

namespace OcBaseDownload
{
namespace WebSocketInterface
{
class DataManager;

namespace Messages
{

/**
 * @brief The ClientMessageFactory class creates ClientMessages which will then be processed
 */
class ClientMessageFactory final : public LtsWebSocket::AbstractClientMessageFactory
{
public:
  explicit ClientMessageFactory(DataManager *dataManager);

  /**
   * @brief create Only way to create a ClientMessage object
   * @param message Text message which will be converted to a ClientMessage object
   * @return A ClientMessage object, which represents a concrete ClientMessage
   */
  LtsWebSocket::AbstractClientMessage *createMessage(LtsWebSocket::ReplyHandler *client,
                                                     const QString &message);

private:
  DataManager *m_dataManager;

}; // class ClientMessageFactory

/**
 * @brief The ClientMessage class is an abstract base class for concrete ClientMessage objects
 */
class ClientMessage : public LtsWebSocket::AbstractClientMessage
{
protected: // method
  explicit ClientMessage(DataManager *dataManager, LtsWebSocket::ReplyHandler *client, const QString &type, const int typeId, const QString &uuid, const QJsonValue &data = QJsonValue());

protected: // attributes
  DataManager *m_dataManager;
  LOGGER_T     m_logger;
}; // class ClientMessage

// ################## Message Implementations ##################
class ErrorMessage : public ClientMessage
{
public:
  explicit ErrorMessage(DataManager *dataManager, LtsWebSocket::ReplyHandler *client, const QString &type, const int typeId, const QString &uuid, const QJsonValue &data);

  /**
   * @brief The ErrorData struct represents the data part of an ErrorMessage object
   */
  struct ErrorData
  {
    int errorClass = 0;
    QString uuid;
    QString errorMessage;
  };

  void process();
  bool hasValidData() const;
};

class ServicePortsInformation : public ClientMessage
{
public:
  explicit ServicePortsInformation(DataManager *dataManager, LtsWebSocket::ReplyHandler *client, const QString &type, const int typeId, const QString &uuid, const QJsonValue &data);

public:

  /**
   * @brief The PortInformation struct holds the information what kind of port we have here
   */
  struct PortInformation
  {
    int32_t number = 0;
    int32_t type = 0;
  };

  /**
   * @brief The ServiceInformation struct information about a service
   */
  struct ServiceInformation
  {
    QString name;
    QString abbreviation;
    QVector<PortInformation> ports;
  };

  /**
   * @brief The ExerciseInformation struct with information about an exercise (could also be a replay)
   */
  struct ExerciseInformation
  {
    int32_t exerciseId = 0;
    dds::core::optional<int32_t> replayPartitionId;
    QVector<ServiceInformation> services;
  };

  void process();
  bool hasValidData() const;
}; // class ServicesInformation

/**
 * @brief Handle a BaseData telegram
 */
template <typename DB, typename T>
class BaseData final : public ClientMessage
{
public:
  explicit BaseData(DataManager *dataManager, LtsWebSocket::ReplyHandler *client, const QString &type, const int typeId, const QString &uuid, QJsonValue &data);

  void process();
  bool hasValidData() const;
}; // class BaseData

/**
 * @brief Handle a PdfListData telegram
 */
class PdfListMessage : public ClientMessage
{
public:
  explicit PdfListMessage(DataManager *dataManager, LtsWebSocket::ReplyHandler *client, const QString &type, const int typeId, const QString &uuid, QJsonValue &data);

  struct PdfInformation
  {
    int32_t id = -1;
    QString name;
    int fileSize = -1;
    FileManagement::FileCategory fileCategory = FileManagement::FileCategory::Global;
    bool isTemplate = false;
    QJsonValue properties;
    FileManagement::FileStatus fileStatus = FileManagement::FileStatus::Deleted;
    int folderId = -1;
    int phaseId = -1;
    int operatorId = -1;
    int exerciseId = -1;

    PdfInformation() = default;
    PdfInformation(int32_t id,
                   const QString &name,
                   int fileSize,
                   FileManagement::FileCategory fileCategory,
                   bool isTemplate,
                   const QJsonValue &properties,
                   FileManagement::FileStatus fileStatus,
                   int folderId,
                   int phaseId,
                   int operatorId,
                   int exerciseId)
      : id(id)
      , name(name)
      , fileSize(fileSize)
      , fileCategory(fileCategory)
      , isTemplate(isTemplate)
      , properties(properties)
      , fileStatus(fileStatus)
      , folderId(folderId)
      , phaseId(phaseId)
      , operatorId(operatorId)
      , exerciseId(exerciseId)
    {}
  };

  struct PdfListData
  {
    QVector<PdfInformation> pdfData;
  };

  void process();
  bool hasValidData() const;
}; // class PdfListData

} // namespace Messages
} // namespace WebSocketInterface
} // namespace OcBaseDownload