#ifndef STARDUNDEE_H
#define STARDUNDEE_H

#include <QWidget>
#include <QPushButton>
#include <QGridLayout>
#include <QSpinBox>
#include <QLabel>
#include <QSemaphore>
#include <QTimer>
#include <QDialog>

#include "rmapoperations.h"
#include "spw_usb_api.h"
#include "spw_config_library.h"
#include "ccsds.h"
#include "tmpackettoread.h"

#define BWAIT_0 0
#define BWAIT_1 1
#define PATH_ADDRESSING_OFFSET 1

class StarDundee : public QWidget
{
    Q_OBJECT
public:
    explicit StarDundee(QWidget *parent = 0);
    ~StarDundee();
    unsigned int Write(unsigned int *Value,unsigned int count,unsigned int address=0);
    unsigned int Read(unsigned int *Value,unsigned int count,unsigned int address=0);
    unsigned int WriteSPW(char *Value, unsigned int count, char targetLogicalAddress, char userApplication);
    
    unsigned int storeCCSDSPacket(unsigned char *ccsdsPacket, unsigned int size);

signals:
    void sendMessage(QString message);
    void sendPacket(TMPacketToRead*);
    void isOpen(bool);
    void RMAP_write_reply_setText(QString);
    void appendToLog(QString);
    
public slots:
    void Open();
    void Close();
    void reTestSPWLink();
    int receiveSPWPacketLoop(unsigned char requestID=0);
    int receiveSPWPacket(unsigned char requestID=0);
    void commandCodeHasChanged(RMAP_command_codes code) {this->commandCode = code;}
    void targetHasChanged(int target) {rmapTargetLogicalAddress = (unsigned char) target;}
    void sourceHasChanged(int source) {rmapSourceLogicalAddress = (unsigned char) source;}
    void ccsdsPacketIsProcessed() {ccsdsPacketSEMAPHORE->tryAcquire();}
    //
    void receivePollingLoop();

private:
    unsigned int WriteBLOCK(char *data,unsigned int nbBytes,unsigned int address=0);
    unsigned int ReadBLOCK(unsigned int nbBytes,unsigned int address=0);
    void acquireRMAPSemaphore() {rmapPacketSEMAPHORE->tryAcquire();}
    void acquireCCSDSSemaphore() {ccsdsPacketSEMAPHORE->tryAcquire();}
    unsigned char setRoutingTableEntry(int tableEntry, U32 dwOutputPorts);

    unsigned int getLinkStatus(unsigned char link);
    unsigned int GetRoutingTableEntry(int tableEntry);

    unsigned char rmapTargetLogicalAddress ;
    unsigned char rmapSourceLogicalAddress ;

    RMAP_command_codes commandCode;

    QLabel *usbDeviceNumber_LABEL;
    QLabel *linkNumber_LABEL;
    QLabel *starDundeeStatusQueryDialogLabel;

    QSpinBox *usbDeviceNumber_SPINBOX;
    QSpinBox *linkNumber_SPINBOX;

    QGridLayout *connection_LAYOUT;
    QGridLayout *starDundeeStatusQueryDialogLayout;

    QDialog *starDundeeStatusQueryDialog;

    QPushButton *starDundeeStatusQueryRetryButton;
    QPushButton *starDundeeStatusQueryAbortButton;

    QTimer *timer;

    unsigned char pBuffer[10];          // Pointer to the start of the user buffer from which to transmit data
    USB_SPACEWIRE_ID pIdentifierRead;   // A pointer to a variable which will be set to contain a unique identifier for the read
    USB_SPACEWIRE_ID pIdentifier;

    star_device_handle hDevice;     // Handle to the SpaceWire device
    USB_SPACEWIRE_STATUS result;    // The result of the send operation

    // Packet receiver
    QSemaphore *rmapPacketSEMAPHORE;
    QSemaphore *ccsdsPacketSEMAPHORE;
    char* rmapPacket;      // The buffer to receive RMAP READ packets
    unsigned char *ccsdsPacket;
    char *spwPacket;
    unsigned int rmapPacketSize;
    unsigned int ccsdsPacketSize;
};

#endif // STARDUNDEE_H