MOBILISIS-Calculator/main/MessageHelper.h
2024-06-26 16:25:23 +02:00

113 lines
3.6 KiB
C++

#ifndef MESSAGE_HELPER_H_INCLUDED
#define MESSAGE_HELPER_H_INCLUDED
#include <cinttypes>
#include <QByteArray>
#include <QByteArrayList>
#include <QString>
#include <QDateTime>
class MessageHelper {
public:
enum PacketType : std::uint8_t {
POS_ECR = 0,
// POS_EXT = 1,
MESSAGE_RECEIVED_POSITIVE_ACK = 0x0A,
MESSAGE_RECEIVED_NEGATIVE_ACK = 0x0F
// POS_HOST_FORMAT_1_ENCRYPTED = 0x11,
// POS_HOST_FORMAT_1_UNENCRYPTED = 0x21
};
enum AsyncPosCommand : std::uint8_t {
LOGIN = 0,
LOGOUT = 1,
AUTHORIZE = 2,
CLOSE_DOCUMENT = 3
};
explicit MessageHelper(QString const &posID = "T-TPS-SELF2002in",
QString const &apak = "8AC304380E0E476BA2558B75DB9E2516");
explicit MessageHelper(QByteArray const &posID, QString const &apak);
~MessageHelper();
void createRawPacket(PacketType PacketType,
QByteArray const &encryptedPacketId,
QByteArray const &message);
bool insertEncryptedPacketID(QByteArray const &encryptedPacketID);
QByteArrayList createLoginMessageChunksToSend(char etx);
QByteArrayList createLogoutMessageChunksToSend(char etx);
QByteArrayList createAuthorizeMessageChunksToSend(char etx);
QByteArrayList createCloseDocumentMessageChunksToSend(char etx);
QByteArrayList const &createMessageChunksToSend(AsyncPosCommand cmd, char etx);
// private:
QByteArray m_posID;
QByteArray m_apak;
uint8_t m_posIDLength;
QByteArray m_messageHeaderPrefix;
QByteArray m_rawPacket; // without leading STX and trailing [ETX(1/2), LRC]
QByteArray m_loginMessage;
QByteArray m_logoutMessage;
QByteArray m_authorizeMessage;
QByteArray m_cancelAuthorizeMessage;
QByteArray m_pingMessage;
QByteArray m_printResultMessage;
QByteArray m_closeDocumentMessage;
QByteArray m_uniqueTransactionID;
QString m_price;
QByteArrayList m_messageChunkList;
bool setMessageHeaderPacketType(PacketType packetType);
bool createMessageHeaderPrefix(PacketType packetType, QByteArray const &encryptedPacketID);
void createLoginMessage();
void createLogoutMessage();
void createAuthorizeMessage();
void createCancelAuthorizeMessage();
void createPingMessage();
void createCloseDocumentMessage(bool storno = false);
void createPrintResultMessage();
void handleCommand(AsyncPosCommand command, char status);
//r - registration, a - authorization, c - cancel, s - storno, k - kassenschnitt
void handleMessage(char const *pData);
QByteArray const &generateUniqueTransactionID(QString const &machineNr, QString const &customerNumer);
static QByteArray const &mask(QByteArray &messageChunk);
static QByteArray const &unMask(QByteArray &messageChunk);
static uint32_t secsSinceJan2017(QDateTime const &dt = QDateTime::currentDateTime());
struct AsynchBillData {
char time[20];
char id[37];
char printId[129];
char docNr[33];
//unsigned char amount[10];
//unsigned char token[25];
//unsigned char result[8];
//unsigned char authCode[7];
//unsigned char rrn[13];
//unsigned char stan[7];
//unsigned char cardtype[33];
char errCode[17];
//unsigned char receiptData[IUC_ASYNCHPOS_RECEIPT_LENGTH];
};
struct AuthorizationResult {
QString m_id; // max. 36
QString m_docNr; // max. 32
QString m_result; // "OK" or "ERROR"
};
static AsynchBillData m_asyncBillData;
static AuthorizationResult m_authorizationResult;
};
#endif // MESSAGE_HELPER_H_INCLUDED