CommunicationDataStorage.h

#pragma once

#include "Common/Common.h"
//GREEN - running, YELLOW - sleeping , RED - not connected
const enum COMMUNICATION_STATUS { COMM_STATUS_GREEN, COMM_STATUS_YELLOW, COMM_STATUS_RED };

class CCommunicationDataStorage
{

    // ------------------- class CLinkInfo -----------------------
    // --- takes care of 'remembering' the status of each link ---
    class CLinkInfo {
    public:
        CLinkInfo();
        ~CLinkInfo();
        novac::CDateTime m_time;
        double m_downloadSpeed;
        CLinkInfo& operator=(const CLinkInfo&);
    };

public:
    CCommunicationDataStorage(void);
    ~CCommunicationDataStorage(void);

    // ----------------------------------------------------------------------
    // ---------------------- PUBLIC DATA -----------------------------------
    // ----------------------------------------------------------------------

    static const int MAX_HISTORY = 1000;

    // ----------------------------------------------------------------------
    // ---------------------- PUBLIC METHODS --------------------------------
    // ----------------------------------------------------------------------

    /** Sets the status of the instrument with the given serial-ID number to
            the given status value */
    void SetStatus(const CString& serialID, COMMUNICATION_STATUS status);

    /** Returns the status value of the instrument with the given serial-ID */
    int GetStatus(const CString& serialID);

    /** Returns the spectrometer index given a serial number */
    int  GetScannerIndex(const CString& serial);

    /** Get link-speed data.
        @param serial - the serial number of the spectrometer for which the data should be retrieved.
        @param timeBuffer - the time-data will be copied into this buffer. The time format is the number of seconds since midnight
        @param dataBuffer - the link-speed data will be copied into this buffer.
        @param bufferSize - the maximum number of data points that the buffer can handle.
        @return the number of data points copied into the dataBuffer*/
    long GetLinkSpeedData(const CString& serial, double* timeBuffer, double* dataBuffer, long bufferSize);

    /** Adds one bit of communication information to the list.
            If the serial equals "FTP" then the information is
                tought to be from the ftp-uploading link */
    void	AddDownloadData(const CString& serial, double linkSpeed, const novac::CDateTime* timeOfDownload = NULL);

    /**Add one serial number into the m_serials[]array*/
    int AddData(const CString& serial);
private:

    // ----------------------------------------------------------------------
    // ---------------------- PRIVATE DATA ----------------------------------
    // ----------------------------------------------------------------------

    /** How many serial numbers have been inserted */
    unsigned int m_serialNum;

    int m_communicationStatus[MAX_NUMBER_OF_SCANNING_INSTRUMENTS];

    /** The serial numbers */
    CString m_serials[MAX_NUMBER_OF_SCANNING_INSTRUMENTS];

    /** Holds a list of the information we have on the data-links */
    CLinkInfo	m_dataLinkInformation[MAX_NUMBER_OF_SCANNING_INSTRUMENTS][MAX_HISTORY];
    int				m_dataLinkIndex[MAX_NUMBER_OF_SCANNING_INSTRUMENTS];

    /** Holds the information about the FTP-uploading data link */
    CLinkInfo m_ftpServerLinkInformation[MAX_HISTORY];
    int				m_nFTPServerLinkInformation;

    // ----------------------------------------------------------------------
    // -------------------- PRIVATE METHODS ---------------------------------
    // ----------------------------------------------------------------------

    /** Clear out old data from the 'm_dataLinkInformation' buffers */
    void RemoveOldLinkInformation();

};