Rework for getAmountOfInsertedNotes due to wrong description in interface

... we need this!

DCPlugin.pro

@@ -77,6 +77,7 @@ HEADERS += \
     src/ATBAPP/ATBMachineEvent.h \
     src/ATBAPP/ATBDeviceControllerPlugin.h \
     src/ATBAPP/Utils.h \
+    src/ATBAPP/support/CashUtils.h \
     src/ATBAPP/support/DBusControllerInterface.h \
     src/ATBAPP/support/JSON.h \
     src/ATBAPP/support/PTUSystem.h
@@ -87,6 +88,7 @@ SOURCES += \
     src/ATBAPP/ATBDeviceControllerPlugin.cpp \
     src/ATBAPP/DeviceControllerDiag.cpp \
     src/ATBAPP/Utils.cpp \
+    src/ATBAPP/support/CashUtils.cpp \
     src/ATBAPP/support/DBusControllerInterface.cpp \
     src/ATBAPP/support/JSON.cpp \
     src/ATBAPP/support/PTUSystem.cpp

src/ATBAPP/ATBDeviceControllerPlugin.cpp

@@ -5,6 +5,7 @@
 #include "src/ATBAPP/support/JSON.h"
 #include "src/ATBAPP/support/DBusControllerInterface.h"
 #include "src/ATBAPP/support/PTUSystem.h"
+#include "src/ATBAPP/support/CashUtils.h"
 
 #include <QTimer>
 #include <QThread>
@@ -22,7 +23,8 @@
 
 
 ATBDeviceControllerPlugin::ATBDeviceControllerPlugin(QObject *parent)
-    : pluginState(PLUGIN_STATE::NOT_INITIALIZED)
+    : isMaster(false)
+    , pluginState(PLUGIN_STATE::NOT_INITIALIZED)
     , eventReceiver(nullptr)
 {
     this->setParent(parent);
@@ -41,6 +43,7 @@ ATBDeviceControllerPlugin::ATBDeviceControllerPlugin(QObject *parent)
 
     connect(dynamic_cast<QObject*>(hw), SIGNAL(hwapi_gotNewCoin()),          this, SLOT(onCashGotCoin()),             Qt::QueuedConnection);
     connect(dynamic_cast<QObject*>(hw), SIGNAL(hwapi_payStopByMax()),        this, SLOT(onCashPayStopByMax()),        Qt::QueuedConnection);
+    connect(dynamic_cast<QObject*>(hw), SIGNAL(hwapi_payStopByPushbutton()), this, SLOT(onCashPayStopByPushbutton()), Qt::QueuedConnection);
     connect(dynamic_cast<QObject*>(hw), SIGNAL(hwapi_payStopByEscrow()),     this, SLOT(onCashPayStopByEscrow()),     Qt::QueuedConnection);
     connect(dynamic_cast<QObject*>(hw), SIGNAL(hwapi_payStopByError()),      this, SLOT(onCashPayStopByError()),      Qt::QueuedConnection);
     connect(dynamic_cast<QObject*>(hw), SIGNAL(hwapi_payStopByTimeout()),    this, SLOT(onCashPayStopByTimeout()),    Qt::QueuedConnection);
@@ -64,6 +67,8 @@ ATBDeviceControllerPlugin::ATBDeviceControllerPlugin(QObject *parent)
 
     this->currentSelectedTicketType = 0;
     this->currentCashState = CASH_STATE::CACHE_EMPTY;
+
+    this->cashStartAmountInt = 0;
 }
 
 ATBDeviceControllerPlugin::~ATBDeviceControllerPlugin() {}
@@ -73,11 +78,16 @@ PLUGIN_STATE ATBDeviceControllerPlugin::initDCPlugin(QObject *eventReceiver, con
     this->eventReceiver = eventReceiver;
 
     // read variables from setting
-    this->serialPortName = settings.value("DEVICE_CONTROLLER/serialPort", "ttymxc2").toString();
-    QByteArray printerEncoding = settings.value("DEVICE_CONTROLLER/printerEnconding", "ISO 8859-2").toString().toLatin1();
+    this->serialPortName = settings.value("ATBDeviceControllerPlugin/serialPort", "ttymxc2").toString();
+    QByteArray printerEncoding = settings.value("ATBDeviceControllerPlugin/printerEncoding", "ISO 8859-2").toString().toLatin1();
+    QString printerLocaleString = settings.value("ATBDeviceControllerPlugin/printerLocale", "de_DE").toString().toLatin1();
+    this->printerLocale = QLocale(printerLocaleString);
 
+
+    if (this->isMaster) {
         // open serial port
         hw->dc_openSerial(5, "115200", this->serialPortName, 1);
+    }
 
     hw->dc_autoRequest(true);
 
@@ -95,6 +105,16 @@ PLUGIN_STATE ATBDeviceControllerPlugin::initDCPlugin(QObject *eventReceiver, con
     // text encoding for printer
     this->codec = QTextCodec::codecForName(printerEncoding);
 
+    if (this->codec == nullptr) {
+        printerEncoding = "ISO 8859-1";
+        qCritical() << "ATBDeviceControllerPlugin: ERROR: printer encoding \"" << printerEncoding << "\" is not supported!";
+        qCritical() << "     ... use default encoding: " << printerEncoding;
+        this->codec = QTextCodec::codecForName(printerEncoding);
+    }
+    else {
+        qCritical() << "ATBDeviceControllerPlugin: Set printer encoding to " << printerEncoding;
+    }
+
     this->diag->init(this->hw, this->eventReceiver);
 
     this->pluginState = PLUGIN_STATE::INITIALIZED;
@@ -105,6 +125,8 @@ PLUGIN_STATE ATBDeviceControllerPlugin::initDCPlugin(QObject *eventReceiver, con
 
 void ATBDeviceControllerPlugin::startPhysicalLayer()
 {
+    if (!this->isMaster) return;
+
     if (this->pluginState == PLUGIN_STATE::NOT_INITIALIZED)
     {
         qCritical() << "ATBDeviceControllerPlugin::startPhysicalLayer(): plugin is not initialized";
@@ -119,6 +141,8 @@ void ATBDeviceControllerPlugin::startPhysicalLayer()
 
 void ATBDeviceControllerPlugin::stopPhysicalLayer()
 {
+    if (!this->isMaster) return;
+
     if (this->pluginState == PLUGIN_STATE::NOT_INITIALIZED)
     {
         qCritical() << "ATBDeviceControllerPlugin::startPhysicalLayer(): plugin is not initialized";
@@ -153,19 +177,22 @@ void ATBDeviceControllerPlugin::reset()
 
 void ATBDeviceControllerPlugin::onChangedProgramModeToSELL()
 {
+    hw->dc_autoRequest(true);
     hw->rtc_setDateTime();
+    hw->mdb_switchWake(0);   // wakeup MDB components
 }
 
 void ATBDeviceControllerPlugin::onChangedProgramModeToSERVICE()
 {
-    //hw->dc_autoRequest(true);
+    hw->dc_autoRequest(true);
+    hw->mdb_switchWake(0);   // wakeup MDB components
 }
 
 void ATBDeviceControllerPlugin::onChangedProgramModeToIDLE()
 {
-    //hw->dc_autoRequest(false);  // <-- TODO: ???
-
+    hw->dc_autoRequest(true);
     this->diag->diagRequest();
+    hw->mdb_switchWake(1);
 
 }
 
@@ -180,11 +207,11 @@ void ATBDeviceControllerPlugin::requestStartCashInput(const QString & amount)
 {
     qCritical() << "Start Cash vending with amount = " << amount;
 
-    uint32_t amountInt = static_cast<uint32_t>(amount.toUInt());
+    this->cashStartAmountInt = static_cast<uint32_t>(amount.toUInt());
 
-    if (amountInt == 0) amountInt = UINT_MAX;
+    if (this->cashStartAmountInt == 0) this->cashStartAmountInt = UINT_MAX;
 
-    hw->cash_startPayment(amountInt);
+    hw->cash_startPayment(this->cashStartAmountInt);
 }
 
 void ATBDeviceControllerPlugin::requestStopCashInput()
@@ -198,8 +225,34 @@ void ATBDeviceControllerPlugin::requestStopCashInput()
 void ATBDeviceControllerPlugin::cashCollect()
 {
     hw->vend_success();
+
+    // inserted amount
+    uint32_t amountInt = this->hw->getInsertedAmount();
+    QString amountString = QString::number(amountInt);
+
+    // inserted coins
+    uint32_t amountCoinsInt = CashUtils::getAmountOfInsertedCoins(this->hw);
+    QString amountCoinsString = QString::number(amountCoinsInt);
+
+    // inserted notes
+    uint32_t amountNotesInt = CashUtils::getAmountOfInsertedNotes(this->hw);
+    QString amountNotesString = QString::number(amountNotesInt);
+
+
+    if (this->coinProcessor() == nsDeviceControllerInterface::COIN_PROCESSOR::CHANGER) {
+        QTimer::singleShot(1000, this, &ATBDeviceControllerPlugin::onCashChangerState);
+    }
+    else {
+        emit this->cashPaymentFinished(nsDeviceControllerInterface::RESULT_STATE::SUCCESS,
+                                  amountString,
+                                  amountCoinsString,        // coins
+                                  amountNotesString,        // notes
+                                  0,                        // proposed change
+                                  "",
+                                  "");
         this->currentCashState = CASH_STATE::CACHE_EMPTY;
     }
+}
 
 void ATBDeviceControllerPlugin::cashAbort()
 {
@@ -207,6 +260,19 @@ void ATBDeviceControllerPlugin::cashAbort()
     this->currentCashState = CASH_STATE::CACHE_EMPTY;
 }
 
+// Coin/Cash processing variants ----------------------------------------------
+
+nsDeviceControllerInterface::COIN_PROCESSOR ATBDeviceControllerPlugin::coinProcessor()
+{
+    return this->diag->coinProcessorType;
+}
+
+nsDeviceControllerInterface::BILL_ACCEPTOR  ATBDeviceControllerPlugin::billAcceptor()
+{
+    return this->diag->billAcceptor;
+}
+
+
 // TASKS: Account -------------------------------------------------------------
 
 // for an external account request, e.g. by an ui-button:
@@ -310,9 +376,9 @@ void ATBDeviceControllerPlugin::private_getAccountData()
     accountData.insert("accountStartTime", startDateTime);
     //-------------------------------------------------------------------------
 
+    // COINS in Vault: --------------------------------------------------------
 
-
-    int numberOfCoinVariants = sizeof(retVR.coinsInVault);
+    int numberOfCoinVariants = sizeof(retVR.coinsInVault)/sizeof(retVR.coinsInVault[0]);
 
     // DEBUG
     qCritical() << "      NumberOfCoinVariants = " << numberOfCoinVariants;
@@ -322,14 +388,36 @@ void ATBDeviceControllerPlugin::private_getAccountData()
 
     accountData.insert("NumberOfCoinVariants", numberOfCoinVariants);
     for (int i = 0; i < numberOfCoinVariants; ++i) {
-        accountData.insert("COIN_" + QString::number(i) + "_Quantity",  retVR.coinsInVault[i]);
-        accountData.insert("COIN_" + QString::number(i) + "_Value",     retVR.coinDenomination[i]);
+        accountData.insert("COIN_" + QString::number(i+1) + "_Quantity",  retVR.coinsInVault[i]);
+        accountData.insert("COIN_" + QString::number(i+1) + "_Value",     retVR.coinDenomination[i]);
 
         // DEBUG
-        qCritical() << "COIN_" + QString::number(i) + "_Quantity = " << accountData["COIN_" + QString::number(i) + "_Quantity"];
-        qCritical() << "COIN_" + QString::number(i) + "_Value    = " << accountData["COIN_" + QString::number(i) + "_Value"];
+        qCritical() << "COIN_" + QString::number(i+1) + "_Quantity = " << accountData["COIN_" + QString::number(i) + "_Quantity"];
+        qCritical() << "COIN_" + QString::number(i+1) + "_Value    = " << accountData["COIN_" + QString::number(i) + "_Value"];
     }
 
+    // NOTES in stacker: --------------------------------------------------------
+
+    int numberOfBillVariants = sizeof(retVR.billsInStacker)/sizeof(retVR.billsInStacker[0]);
+
+    // DEBUG
+    qCritical() << "      numberOfBillVariants = " << numberOfBillVariants;
+
+    // limit numberOfBillVariants:
+    if (numberOfBillVariants > 16) { numberOfBillVariants = 16; }
+
+    accountData.insert("NumberOfBillVariants", numberOfBillVariants);
+    for (int i = 0; i < numberOfBillVariants; ++i) {
+        accountData.insert("NOTE_" + QString::number(i+1) + "_Quantity",  retVR.billsInStacker[i]);
+        accountData.insert("NOTE_" + QString::number(i+1) + "_Value",     retVR.billDenom[i]);
+
+        // DEBUG
+        qCritical() << "NOTE_" + QString::number(i+1) + "_Quantity = " << accountData["NOTE_" + QString::number(i+1) + "_Quantity"];
+        qCritical() << "NOTE_" + QString::number(i+1) + "_Value    = " << accountData["NOTE_" + QString::number(i+1) + "_Value"];
+    }
+
+
+
     emit requestAccountResponse(accountData);
 }
 
@@ -362,7 +450,7 @@ void ATBDeviceControllerPlugin::onVaultDoorOpened()
     // this is started here because we want to keep ptu awake in order to get
     // coin box removed / inserted etc.
     // BackgroundTask("ACCOUNT") is finished, if account message is sent to ISMAS!
-    this->dbus->startBackgroundTask("ACCOUNT");
+    this->dbus->startBackgroundTask("DOOR_OPEN");
 
     // do not: emit this->requestModeSERVICE();
 }
@@ -371,6 +459,9 @@ void ATBDeviceControllerPlugin::onCoinBoxRemoved()
 {
     qCritical() << "ATBDeviceControllerPlugin::onCoinBoxRemoved()";
 
+    // BackgroundTask("ACCOUNT") is finished, if account message is sent to ISMAS!
+    this->dbus->startBackgroundTask("ACCOUNT");
+
     QTimer::singleShot(4000, this, SLOT(private_startAccount()));
 }
 
@@ -379,19 +470,31 @@ void ATBDeviceControllerPlugin::onCoinBoxInserted()
     qCritical() << "ATBDeviceControllerPlugin::onCoinBoxInserted()";
 }
 
+/**
+ * This is called, when all CoinBox is inserted and all doors
+ * are closed.
+ */
 void ATBDeviceControllerPlugin::onCBinAndAllDoorsClosed()
 {
     qCritical() << "ATBDeviceControllerPlugin::onCBinAndAllDoorsClosed()";
 
     QTimer::singleShot(2000, this, SIGNAL(requestModeIDLE()));
+
+    this->dbus->finishedBackgroundTask("DOOR_OPEN");
 }
 
-
+/**
+ *  This is called, when all no coinbox is inserted and all doors are
+ *  closed.
+ */
 void ATBDeviceControllerPlugin::onAllDoorsClosed()
 {
     qCritical() << "ATBDeviceControllerPlugin::onAllDoorsClosed()";
 
     emit this->requestModeIDLE();
+    this->dbus->finishedBackgroundTask("DOOR_OPEN");
+
+    // TODO: check for errors and create a machine event
 }
 
 void ATBDeviceControllerPlugin::onNewVoltage(uint32_t voltage)
@@ -436,21 +539,26 @@ void ATBDeviceControllerPlugin::requestPrintTicket(nsDeviceControllerInterface::
     QDateTime parkingEndDateTime = QDateTime::fromString(printingData["parkingEnd"].toString(),  Qt::ISODate);
     QDateTime currentDateTime    = QDateTime::fromString(printingData["currentDateTime"].toString(), Qt::ISODate);
 
+    QString parkingEndDateString = this->printerLocale.toString(parkingEndDateTime.date(), QLocale::ShortFormat);
+    QString currentDateString    = this->printerLocale.toString(currentDateTime.date(),    QLocale::ShortFormat);
+
+
     // set dynamic printer data:
     QByteArray ba_licenseplate = codec->fromUnicode(printingData["licenseplate"].toString());
     memcpy((char*)dynTicketData->licensePlate, ba_licenseplate.data(), std::min(ba_licenseplate.size(),8));
 
     QByteArray ba_amount = codec->fromUnicode(printingData["amount"].toString());
-    memcpy((char*)dynTicketData->vendingPrice,  ba_amount.data(), std::min(ba_amount.size(),8));
+    memcpy((char*)dynTicketData->vendingPrice,  ba_amount.data(), std::min(ba_amount.size(),8));  // Szeged
+    memcpy((char*)dynTicketData->dynDat6,       ba_amount.data(), std::min(ba_amount.size(),8));  // Schoenau
 
     QByteArray ba_parkingEndTime = codec->fromUnicode(parkingEndDateTime.toString("hh:mm"));
     memcpy((char*)dynTicketData->parkingEnd,  ba_parkingEndTime.data(), std::min(ba_parkingEndTime.size(),8));
 
-    QByteArray ba_parkingEndDate = codec->fromUnicode(parkingEndDateTime.toString("yy.MM.dd"));
+    QByteArray ba_parkingEndDate = codec->fromUnicode(parkingEndDateString);
     memcpy((char*)dynTicketData->currentTime,  ba_parkingEndDate.data(), std::min(ba_parkingEndDate.size(),8));
     // ! and yes... 'ParkingEndDate' is 'currentTime'
 
-    QByteArray ba_currentDate = codec->fromUnicode(currentDateTime.toString("yy.MM.dd"));
+    QByteArray ba_currentDate = codec->fromUnicode(currentDateString);
     memcpy((char*)dynTicketData->currentDate,  ba_currentDate.data(), std::min(ba_currentDate.size(),8));
 
     // STAN for Szeged Start/Stop: must be 9 digits
@@ -502,11 +610,13 @@ void ATBDeviceControllerPlugin::requestPrintTicket(nsDeviceControllerInterface::
     }
 
 
+    /*
     if (!this->hw->dc_isPortOpen()) {
         qCritical() << "    ... serial port is not open!";
         this->onPrintFinishedERR();
         return;
     }
+    */
 
     // TODO: wird hier nur 'licensePlate' gedruckt?
     if (!this->hw->prn_sendDynamicPrnValues(dynTicketData->licensePlate)) {
@@ -541,7 +651,6 @@ void ATBDeviceControllerPlugin::requestPrintReceipt(const QString & printingStri
 {
     QByteArray ba = printingString.toUtf8();
     hw->prn_switchPower(true);
-    hw->prn_setFonts(8,12,0,0);
     hw->prn_sendText(&ba);
     QTimer::singleShot(4000, this, SLOT(onPrinterWaitForPrintingReceipt()));
 
@@ -603,6 +712,9 @@ void ATBDeviceControllerPlugin::requestPrintTicket(const QHash<QString, QVariant
     QDateTime parkingEndDateTime = QDateTime::fromString(printingData["parkingEnd"].toString(),  Qt::ISODate);
     QDateTime currentDateTime    = QDateTime::fromString(printingData["currentDateTime"].toString(), Qt::ISODate);
 
+    QString parkingEndDateString = this->printerLocale.toString(parkingEndDateTime.date(), QLocale::ShortFormat);
+    QString currentDateString    = this->printerLocale.toString(currentDateTime.date(),    QLocale::ShortFormat);
+
     /* -----------------------------------------------------------------------------------------
      * note: the following highly depends on printer template files!
      * -----------------------------------------------------------------------------------------
@@ -613,16 +725,18 @@ void ATBDeviceControllerPlugin::requestPrintTicket(const QHash<QString, QVariant
     memcpy((char*)dynTicketData->licensePlate, ba_licenseplate.data(), std::min(ba_licenseplate.size(),8));
 
     QByteArray ba_amount = codec->fromUnicode(printingData["amount"].toString());
-    memcpy((char*)dynTicketData->vendingPrice,  ba_amount.data(), std::min(ba_amount.size(),8));
+    memcpy((char*)dynTicketData->vendingPrice,  ba_amount.data(), std::min(ba_amount.size(),8));  // Szeged
+    memcpy((char*)dynTicketData->dynDat6,       ba_amount.data(), std::min(ba_amount.size(),8));  // Schoenau
+
 
     QByteArray ba_parkingEndTime = codec->fromUnicode(parkingEndDateTime.toString("hh:mm"));
     memcpy((char*)dynTicketData->parkingEnd,  ba_parkingEndTime.data(), std::min(ba_parkingEndTime.size(),8));
 
-    QByteArray ba_parkingEndDate = codec->fromUnicode(parkingEndDateTime.toString("yy.MM.dd"));
+    QByteArray ba_parkingEndDate = codec->fromUnicode(parkingEndDateString);
     memcpy((char*)dynTicketData->currentTime,  ba_parkingEndDate.data(), std::min(ba_parkingEndDate.size(),8));
     // ! and yes... 'ParkingEndDate' is 'currentTime'
 
-    QByteArray ba_currentDate = codec->fromUnicode(currentDateTime.toString("yy.MM.dd"));
+    QByteArray ba_currentDate = codec->fromUnicode(currentDateString);
     memcpy((char*)dynTicketData->currentDate,  ba_currentDate.data(), std::min(ba_currentDate.size(),8));
 
 
@@ -639,12 +753,13 @@ void ATBDeviceControllerPlugin::requestPrintTicket(const QHash<QString, QVariant
     // DEBUG
     qCritical() << "ATBDeviceControllerPlugin::requestPrintTicket()";
 
+    /*
     if (!this->hw->dc_isPortOpen()) {
         qCritical() << "    ... serial port is not open!";
         this->onPrintFinishedERR();
         return;
     }
-
+    */
 
     // TODO: wird hier nur 'licensePlate' gedruckt?
     if (!this->hw->prn_sendDynamicPrnValues(dynTicketData->licensePlate)) {
@@ -825,6 +940,15 @@ void ATBDeviceControllerPlugin::onCashGotCoin()
                               "");
 }
 
+void ATBDeviceControllerPlugin::onCashPayStopByPushbutton()
+{
+    // DEBUG
+    qCritical() << "ATBDeviceControllerPlugin::onCashPayStopByPushbutton()";
+
+    // we need new cash value in application...
+    QTimer::singleShot(500, this, SLOT(onCashPayStopedSuccess()));
+
+}
 
 void ATBDeviceControllerPlugin::onCashPayStopByMax()
 {
@@ -848,6 +972,9 @@ void ATBDeviceControllerPlugin::onCashPayStopByEscrow()
     emit this->cashInputFinished(nsDeviceControllerInterface::RESULT_STATE::ERROR_BACKEND,
                               amountString,
                               "",
+                              "",
+                              "",
+                              "",
                               "");
 }
 
@@ -863,6 +990,9 @@ void ATBDeviceControllerPlugin::onCashPayStopByError()
     emit this->cashInputFinished(nsDeviceControllerInterface::RESULT_STATE::ERROR_BACKEND,
                               amountString,
                               "",
+                              "",
+                              "",
+                              "",
                               "");
 }
 
@@ -878,27 +1008,203 @@ void ATBDeviceControllerPlugin::onCashPayStopByTimeout()
     emit this->cashInputFinished(nsDeviceControllerInterface::RESULT_STATE::ERROR_BACKEND,
                               amountString,
                               "",
+                              "",
+                              "",
+                              "",
                               "");
 }
 
 void ATBDeviceControllerPlugin::onCashPayStopedSuccess()
 {
     // DEBUG
-    qCritical() << "ATBDeviceControllerPlugin::onCashPayStoped()";
+    qCritical() << "ATBDeviceControllerPlugin::onCashPayStopedSuccess()";
 
+    // inserted amount
     uint32_t amountInt = this->hw->getInsertedAmount();
-
     QString amountString = QString::number(amountInt);
 
-    qCritical() << "      insertedAmount (int) = " << amountInt;
-    qCritical() << "            insertedAmount = " << amountString;
+    // inserted coins
+    uint32_t amountCoinsInt = CashUtils::getAmountOfInsertedCoins(this->hw);
+    QString amountCoinsString = QString::number(amountCoinsInt);
+
+    // inserted notes
+    uint32_t amountNotesInt = CashUtils::getAmountOfInsertedNotes(this->hw);
+    QString amountNotesString = QString::number(amountNotesInt);
+
+    // amount due to change
+    uint32_t amountDueToChangeInt;
+    if (amountInt > this->cashStartAmountInt) {
+        amountDueToChangeInt = amountInt - this->cashStartAmountInt;
+    }
+    else {
+        amountDueToChangeInt = 0;
+    }
+    QString amountDueToChangeString = QString::number(amountDueToChangeInt);
+
+
+    // DEBUG
+    qCritical() << "---------------------------------------------------------";
+    qCritical() << "ATBDeviceControllerPlugin::onCashPayStopedSuccess()";
+    qCritical() << "";
+    qCritical() << "                         amountInt: " << amountInt;
+    qCritical() << "                      amountString: " << amountString;
+    qCritical() << "";
+    qCritical() << "                    amountNotesInt: " << amountNotesInt;
+    qCritical() << "                 amountNotesString: " << amountNotesString;
+    qCritical() << "";
+    qCritical() << "                    amountCoinsInt: " << amountCoinsInt;
+    qCritical() << "                 amountCoinsString: " << amountCoinsString;
+    qCritical() << "";
+    qCritical() << "          this->cashStartAmountInt: " << this->cashStartAmountInt;
+    qCritical() << "              amountDueToChangeInt: " << amountDueToChangeInt;
+    qCritical() << "           amountDueToChangeString: " << amountDueToChangeString;
+    qCritical() << "---------------------------------------------------------";
+
 
     emit this->cashInputFinished(nsDeviceControllerInterface::RESULT_STATE::SUCCESS,
                               amountString,
+                              amountCoinsString,        // coins
+                              amountNotesString,        // notes
+                              amountDueToChangeString,  // proposed change
                               "",
                               "");
 }
 
+void ATBDeviceControllerPlugin::onCashChangerState()
+{
+    uint32_t amountThatCouldNotBeChangedInt;
+
+    static int changerStateRequestCounter = 0;
+    static uint8_t lastChangerResult = 0;
+
+
+    // inserted amount
+    uint32_t amountInt = this->hw->getInsertedAmount();
+    QString amountString = QString::number(amountInt);
+
+    // inserted coins
+    uint32_t amountCoinsInt = CashUtils::getAmountOfInsertedCoins(this->hw);
+    QString amountCoinsString = QString::number(amountCoinsInt);
+
+    // inserted notes
+    uint32_t amountNotesInt = CashUtils::getAmountOfInsertedNotes(this->hw);
+    QString amountNotesString = QString::number(amountNotesInt);
+
+    // amount due to change
+    uint32_t amountCoinsChangedInt;
+    if (amountInt > this->cashStartAmountInt) {
+        amountCoinsChangedInt = amountInt - this->cashStartAmountInt;
+    }
+    else {
+        amountCoinsChangedInt = 0;
+    }
+    QString amountCoinsChangedString = QString::number(amountCoinsChangedInt);
+
+
+    // get changer state ------------------------------------------------
+    // Note: 'returnedAmount'-parameter is missleading here!
+    // 'returnedAmount' is the amount which could not be changed!
+
+    lastChangerResult = hw->changer_getChangeResult(&amountThatCouldNotBeChangedInt);
+
+    // DEBUG
+    qCritical() << "---------------------------------------------------------";
+    qCritical() << "ATBDeviceControllerPlugin::onCashChangerState()";
+    qCritical() << "        changerStateRequestCounter: " << changerStateRequestCounter;
+    qCritical() << "                 lastChangerResult: " << lastChangerResult;
+    qCritical() << "    amountThatCouldNotBeChangedInt: " << amountThatCouldNotBeChangedInt;
+    qCritical() << "";
+    qCritical() << "                         amountInt: " << amountInt;
+    qCritical() << "                      amountString: " << amountString;
+    qCritical() << "";
+    qCritical() << "                    amountCoinsInt: " << amountCoinsInt;
+    qCritical() << "                 amountCoinsString: " << amountCoinsString;
+    qCritical() << "";
+    qCritical() << "                    amountNotesInt: " << amountNotesInt;
+    qCritical() << "                 amountNotesString: " << amountNotesString;
+    qCritical() << "";
+    qCritical() << "          this->cashStartAmountInt: " << this->cashStartAmountInt;
+    qCritical() << "             amountCoinsChangedInt: " << amountCoinsChangedInt;
+    qCritical() << "          amountCoinsChangedString: " << amountCoinsChangedString;
+    qCritical() << "---------------------------------------------------------";
+
+    if (lastChangerResult == 1) { // change is returned
+
+
+        QString amountCoinsChangedString = QString::number(amountCoinsChangedInt);
+
+        emit this->cashPaymentFinished(nsDeviceControllerInterface::RESULT_STATE::SUCCESS,
+                                  amountString,
+                                  amountCoinsString,        // coins
+                                  amountNotesString,        // notes
+                                  amountCoinsChangedString, // change
+                                  "",
+                                  "");
+        changerStateRequestCounter = 0;
+        lastChangerResult = 0;
+        return;
+    }
+    else
+    if (lastChangerResult == 0) { // not yet started
+        qCritical() << "ATBDeviceControllerPlugin::onCashChangerState(): ERROR: change not yet started: amount due to return: " << amountCoinsChangedString;
+    }
+    else
+    if (lastChangerResult == 2) { // only partial return
+        qCritical() << "ATBDeviceControllerPlugin::onCashChangerState(): ERROR: only partial return: amount due to return: " << amountCoinsChangedString;
+    }
+    else
+    if (lastChangerResult == 3) { // no return possible
+        qCritical() << "ATBDeviceControllerPlugin::onCashChangerState(): ERROR: no return possible: amount due to return: " << amountCoinsChangedString;
+    }
+    else {
+        qCritical() << "ATBDeviceControllerPlugin::onCashChangerState(): ERROR: invalid changerState (" << lastChangerResult << ")";
+    }
+
+
+    // handle timeout ------------------------------------------------
+    if (changerStateRequestCounter > 15) {
+        QString errorCode;
+        QString errorDescription;
+        switch (lastChangerResult) {
+        case 0:  // not yet started
+            errorCode = "DC::CHANGER::START";
+            errorDescription = "Changer does not start";
+            break;
+        case 1:  // amount returned
+            // This error should not occur!
+            errorCode = "DC::CHANGER::INVALID";
+            errorDescription = "Changer returned amount";
+            break;
+        case 2:  // only partial return
+            errorCode = "DC::CHANGER::CHANGE";
+            errorDescription = "Changer does only partial return";
+            break;
+        case 3:  // no return possible
+            errorCode = "DC::CHANGER::CHANGE_NOT_POSSIBLE";
+            errorDescription = "Changing not possible";
+            break;
+        default:
+
+            break;
+        }
+        emit this->cashPaymentFinished(nsDeviceControllerInterface::RESULT_STATE::ERROR_BACKEND,
+                                  amountString,
+                                  amountCoinsString,
+                                  amountNotesString,
+                                  0,
+                                  errorCode,
+                                  errorDescription);
+        changerStateRequestCounter = 0;
+        lastChangerResult = 0;
+        return;
+    }
+
+    // restart changer check:
+    changerStateRequestCounter++;
+    QTimer::singleShot(1000, this, &ATBDeviceControllerPlugin::onCashChangerState);
+}
+
+
 
 
 /**
@@ -913,7 +1219,8 @@ bool ATBDeviceControllerPlugin::private_loadCashAgentLib(QString pluginName)
 
         // search list for plugin (.so) file:
         QStringList pluginNameList;
-        pluginNameList << "/usr/lib/libCAmaster.so"
+        pluginNameList << "/usr/lib/libCAslave.so"
+                       << "/usr/lib/libCAmaster.so"
                        << "/usr/lib/libCashAgentLib.so";
         // using C++11 range based loop:
         for (const auto& filename : pluginNameList) {
@@ -939,6 +1246,14 @@ bool ATBDeviceControllerPlugin::private_loadCashAgentLib(QString pluginName)
         return false;
     }
 
+    if (pluginName.contains("slave", Qt::CaseInsensitive)) {
+        this->isMaster = false;
+    }
+    else
+    if (pluginName.contains("master", Qt::CaseInsensitive)) {
+        this->isMaster = true;
+    }
+
     QPluginLoader* pluginLoader = new QPluginLoader();
     pluginLoader->setFileName(pluginName);
 

src/ATBAPP/ATBDeviceControllerPlugin.h

@@ -2,6 +2,7 @@
 #define ATBDEVICECONTROLLERPLUGIN_H
 
 #include <QObject>
+#include <QLocale>
 
 #include "src/ATBAPP/DeviceControllerInterface.h"
 #include "src/ATBAPP/ATBAPPplugin.h"
@@ -48,6 +49,10 @@ public:
     void cashCollect();
     void cashAbort();
 
+    // read coin/cash processing variants -----------------------------------------
+    nsDeviceControllerInterface::COIN_PROCESSOR coinProcessor();
+    nsDeviceControllerInterface::BILL_ACCEPTOR  billAcceptor();
+
     // TASKS: printing ------------------------------------------------------------
     void requestPrintTicket(const QHash<QString, QVariant> & printingData);
     void requestPrintTicket(nsDeviceControllerInterface::TICKET_VARIANT ticketVariant, const QHash<QString, QVariant> & printingData);
@@ -95,6 +100,8 @@ private:
 
    bool useDebug;
 
+   bool isMaster;
+
    PLUGIN_STATE pluginState;
 
    QObject* eventReceiver;
@@ -105,6 +112,8 @@ private:
 
    DeviceControllerDiag* diag;
 
+   uint32_t cashStartAmountInt;
+
 
    QTextCodec *codec;
 
@@ -120,6 +129,8 @@ private:
    // dbus
    int init_sc_dbus();
 
+   QLocale printerLocale;
+
 private slots:
    // printer
 
@@ -136,9 +147,11 @@ private slots:
    void onCashGotCoin();
    void onCashPayStopedSuccess();
    void onCashPayStopByMax();
+   void onCashPayStopByPushbutton();
    void onCashPayStopByEscrow();
    void onCashPayStopByError();
    void onCashPayStopByTimeout();
+   void onCashChangerState();
 
    // doors and hardware contacts
    void onServiceDoorOpened();

src/ATBAPP/DeviceControllerDiag.cpp

@@ -7,6 +7,8 @@
 
 DeviceControllerDiag::DeviceControllerDiag(QObject *parent)
     : QObject(parent)
+    , coinProcessorType(nsDeviceControllerInterface::COIN_PROCESSOR::ESCROW)
+    , billAcceptor(nsDeviceControllerInterface::BILL_ACCEPTOR::NO)
     , eventReceiver(nullptr)
     , isRequestRunning(false)
     , flagInterruptDiag(false)
@@ -55,6 +57,8 @@ void DeviceControllerDiag::private_startDiag()
     if (this->flagInterruptDiag) {
         qCritical() << "DeviceControllerDiag::private_startDiag() interrupted!";
         this->private_sendDiagEvent(DeviceController::State::E255);
+        this->isRequestRunning  = false;
+        this->flagInterruptDiag = false;
         return;
     }
 
@@ -87,6 +91,8 @@ void DeviceControllerDiag::sys_superviseSystem()
     if (this->flagInterruptDiag) {
         qCritical() << "DeviceControllerDiag::sys_superviseSystem() interrupted!";
         this->private_sendDiagEvent(DeviceController::State::E255);
+        this->flagInterruptDiag = false;
+        this->isRequestRunning  = false;
         return;
     }
 
@@ -95,6 +101,8 @@ void DeviceControllerDiag::sys_superviseSystem()
         // es gibt keinerlei gültige Daten vom DC
         qCritical() << "DeviceControllerDiag::sys_superviseSystem() no valid data!";
         this->private_sendDiagEvent(DeviceController::State::E254);
+        this->diagRequestTimeoutTimer->stop();
+        this->isRequestRunning  = false;
         return;
     }
 
@@ -210,6 +218,16 @@ void DeviceControllerDiag::sub_componentAssessment()
     }
     // -----------------------------------------------------------------------------------------------
 
+    switch (devPara.kindOfCoinChecker) {
+        case 1:
+        case 2:
+            this->coinProcessorType = nsDeviceControllerInterface::COIN_PROCESSOR::ESCROW;
+            break;
+        case 3:
+            this->coinProcessorType = nsDeviceControllerInterface::COIN_PROCESSOR::CHANGER;
+            break;
+    }
+
     if (devPara.kindOfCoinChecker==1 || devPara.kindOfCoinChecker==2)  // 0: without  1=EMP820   2=EMP900    3=currenza c²	(MW)
     {
         if (modCond.coinEscrow>=200) {
@@ -242,6 +260,15 @@ void DeviceControllerDiag::sub_componentAssessment()
         }
     }
 
+    switch (devPara.BillAcceptor) {
+        case 0:
+            this->billAcceptor = nsDeviceControllerInterface::BILL_ACCEPTOR::NO;
+            break;
+        default:
+            this->billAcceptor = nsDeviceControllerInterface::BILL_ACCEPTOR::YES;
+            break;
+    }
+
     /*
     if ( modCond.billReader>=200 && devPara.BillAcceptor>0)
     {

src/ATBAPP/DeviceControllerDiag.h

@@ -7,6 +7,8 @@
 
 #include "ATBMachineEvent.h"
 #include "interfaces.h"
+#include "DeviceControllerInterface.h"
+
 
 namespace DeviceController {
     Q_NAMESPACE
@@ -62,6 +64,9 @@ public:
 
     void init(hwinf* hw, QObject* eventReceiver);
 
+    nsDeviceControllerInterface::COIN_PROCESSOR coinProcessorType;
+    nsDeviceControllerInterface::BILL_ACCEPTOR  billAcceptor;
+
 public slots:
     void diagRequest();
 
@@ -85,6 +90,8 @@ private:
 
     QSet<DeviceController::State> machineEventSet;
 
+
+
 private slots:
     void onDiagRequestTimeoutTimerTimeout();
 

src/ATBAPP/DeviceControllerInterface.h

@@ -13,6 +13,8 @@ namespace nsDeviceControllerInterface {
     enum class RESULT_STATE : quint8;
     enum class CASH_STATE   : quint8;
     enum class TICKET_VARIANT : quint8;
+    enum class COIN_PROCESSOR : quint8;
+    enum class BILL_ACCEPTOR  : quint8;
 }
 
 
@@ -64,6 +66,10 @@ public:
     virtual void requestPrintReceipt(const QHash<QString, QVariant> & printingData) = 0;
     virtual void requestPrintReceipt(const QString & printingString) = 0;
 
+    // read coin/cash processing variants
+    virtual nsDeviceControllerInterface::COIN_PROCESSOR coinProcessor() = 0;
+    virtual nsDeviceControllerInterface::BILL_ACCEPTOR  billAcceptor() = 0;
+
     // mandantory ATBAPP plugin methods:
     virtual nsDeviceControllerInterface::PLUGIN_STATE getState() = 0;
     virtual const QString & getLastError() = 0;
@@ -113,10 +119,27 @@ signals:
      */
     void cashInputFinished(nsDeviceControllerInterface::RESULT_STATE resultState,
                                      const QString & newCashValue,
-                                     /*  additional variables? */
+                                     const QString & coinValue,
+                                     const QString & noteValue,
+                                     const QString & changeValue,
                                      const QString & errorCode,
                                      const QString & errorDescription);
 
+    /**
+     * emitted if cashPayment has been finished, e.g. in result to task cashCollect():
+     *  -> ticket should be printed sucessfully
+     *  -> coins in excrow or changer are given back to user
+     * Provides data for logging, especially changed value
+     */
+    void cashPaymentFinished(nsDeviceControllerInterface::RESULT_STATE resultState,
+                                     const QString & newCashValue,  // total inserted amount amount
+                                     const QString & coinValue,     // inserted amount, paid with coins
+                                     const QString & noteValue,     // inserted amount, paid with notes
+                                     const QString & changeValue,   // amount changed by changer/escrow
+                                     const QString & errorCode,
+                                     const QString & errorDescription);
+
+
 
     /**
      * emitted e.g. if service door is opened
@@ -159,7 +182,7 @@ signals:
 
 
 Q_DECLARE_INTERFACE(DeviceControllerInterface,
-                    "eu.atb.ptu.plugin.DeviceControllerInterface/1.0")
+                    "eu.atb.ptu.plugin.DeviceControllerInterface/1.0.3")
 
 
 namespace nsDeviceControllerInterface {
@@ -194,6 +217,15 @@ namespace nsDeviceControllerInterface {
         STOP_RECEIPT,    // e.g. Szeged Stop
     };
 
+    enum class COIN_PROCESSOR : quint8 {
+        CHANGER,
+        ESCROW
+    };
+
+    enum class BILL_ACCEPTOR  : quint8 {
+        YES,
+        NO
+    };
 }
 
 #endif // DEVICECONTROLLERINTERFACE_H

src/ATBAPP/support/CashUtils.cpp

@@ -0,0 +1,74 @@
+#include "CashUtils.h"
+
+#include <QDebug>
+
+#define MAX_COINS 64
+#define MAX_NOTES 16
+
+/*****************************************************************************
+* Get current inserted coins
+*
+* getAllInsertedCoins(uint16_t *types, uint16_t *values)
+*       all inserted coins of this past transaction are stored, max 64
+*/
+uint32_t CashUtils::getAmountOfInsertedCoins(hwinf* hw)
+{
+    uint32_t result = 0;
+
+    uint16_t types[MAX_COINS];
+    uint16_t values[MAX_COINS];
+    hw->getAllInsertedCoins(types, values);
+
+    for (int i = 0; i < MAX_COINS; i++) {
+        result += values[i];
+    }
+
+    return result;
+}
+
+
+/*****************************************************************************
+ * Get current inserted notes
+ *
+ * virtual uint8_t bna_getCurrentNotes(uint16_t latestBill, uint16_t *currentNotes) const =0;
+ * returns number of collected bank notes since start-command (current transaction)
+ *    latestBill: last accepted bank note, value in cent
+ *    currentNotes an array with up to 16 (further) notes collected
+ *
+ */
+uint32_t CashUtils::getAmountOfInsertedNotes(hwinf* hw)
+{
+    uint32_t result = 0;
+    uint8_t numberOfInsertedNotes;
+
+    uint16_t beforeArray = 0;
+    uint16_t currentNotes[4];
+    uint16_t afterArray = 0;
+    numberOfInsertedNotes = hw->bna_getCurrentNotes(0, currentNotes);
+
+    if ( (beforeArray != 0) || (afterArray != 0) ) {
+        qCritical() << "CashUtils::getAmountOfInsertedNotes() ERROR: Array";
+    }
+
+    if (numberOfInsertedNotes == 99) {
+        // Error
+        qCritical() << "CashUtils::getAmountOfInsertedNotes() ERROR: ";
+        for (int i = 0; i < 4; i++) {
+        qCritical() << "   currentNotes[" << i << "] = " << currentNotes[i];
+        }
+    }
+    else {
+        // no error
+        result = currentNotes[3];
+        result = ( result << 16 ) | currentNotes[2];
+    }
+
+    // DEBUG
+    qCritical() << "--------------------------------------------------";
+    qCritical() << "CashUtils::getAmountOfInsertedNotes()";
+    qCritical() << "          numberOfInsertedNotes = " << numberOfInsertedNotes;
+    qCritical() << "                         result = " << result;
+    qCritical() << "--------------------------------------------------";
+
+    return result;
+}

src/ATBAPP/support/CashUtils.h

@@ -0,0 +1,14 @@
+#ifndef CASHUTILS_H
+#define CASHUTILS_H
+
+#include <QObject>
+#include "interfaces.h"
+
+namespace CashUtils {
+
+uint32_t getAmountOfInsertedCoins(hwinf* hw);
+uint32_t getAmountOfInsertedNotes(hwinf* hw);
+
+}
+
+#endif // CASHUTILS_H