//
// Created by villuton on 25.03.25.
//

#ifndef NMEA_GGA_H
#define NMEA_GGA_H

#include "Nmea0183Parser_Time.h"
#include "Nmea0183_Sentence.h"
#define GGA_MSG_ID     "GGA"
#define GGA_MSG_ID_LEN (3)

#define DGPS_SID_MIN   (0000)
#define DGPS_SID_MAX   (1023)

/**
 * GPS Quality indicator:
 */
typedef enum {
    SIG_Invalid      = 0, /**< Fix not valid*/
    SIG_Fix          = 1, /**< GPS fix */
    SIG_Differential = 2, /**< Differential GPS fix (DGNSS), SBAS, OmniSTAR VBS, Beacon, RTX in GVBS mode */
    SIG_Sensitive    = 3, /**< Not applicable */
    SIG_RtkFixed     = 4, /**< RTK Fixed, xFill */
    SIG_RtkFloat     = 5, /**< RTK Float, OmniSTAR XP/HP, Location RTK, RTX */
    SIG_InsDead      = 6  /**< INS Dead reckoning */
}eGGA_sig;

/**
 * Reference station ID's descriptors
 * When using one of the MSS (Mobile Satellite Services),
 * the Reference Station ID field indicates the following services:
 */
typedef enum {
    SID_CenterPoint       = 0002, /**< CenterPoint or ViewPoint RTX */
    SID_RangePoint        = 0005, /**< RangePoint RTX */
    SID_FieldPoint        = 0006, /**< FieldPoint RTX */
    SID_VBS               = 0100, /**< VBS */
    SID_HP                = 1000, /**< HP */
    SID_HP_XP_Orbits      = 1001, /**< HP/XP (Orbits) */
    SID_HP_G2_Orbits      = 1002, /**< HP/G2 (Orbits) */
    SID_XP_GPS            = 1008, /**< XP (GPS) */
    SID_G2_GPS            = 1012, /**< G2 (GPS) */
    SID_G2_GPS_GLONASS    = 1013, /**< G2 (GPS/GLONASS) */
    SID_G2_GLONASS        = 1014, /**< G2 (GLONASS) */
    SID_HP_XP_GPS         = 1016, /**< HP/XP (GPS) */
    SID_HP_G2_GPS         = 1020, /**< HP/G2 (GPS) */
    SID_HP_G2_GPS_GLONASS = 1021, /**< HP/G2 (GPS/GLONASS) */

}eGGA_dgps_sid;


/**
 * GGA packet information structure (Global Positioning System Fix Data)
 */
typedef struct
{
    tNmeaUtc      utc;        /**< UTC of position (just time) */
    tNmeaLocation location;    /**< Sentence location data in fractional NDEG and Cardinal directions */
    eGGA_sig      sig;        /**< GPS quality indicator (0 = Invalid; 1 = Fix; 2 = Differential, 3 = Sensitive) */
    int           satinuse;   /**< Number of satellites in use (not those in view) */
    double        HDOP;       /**< Horizontal dilution of precision */
    double        elv;        /**< Antenna altitude above/below mean sea level (geoid) */
    char          elv_units;  /**< [M]eters (Antenna height unit) */
    double        diff;       /**< Geoidal separation (Diff. between WGS-84 earth ellipsoid and mean sea level. '-' = geoid is below WGS-84 ellipsoid) */
    char          diff_units; /**< [M]eters (Units of geoidal separation) */
    double        dgps_age;   /**< Time in seconds since last DGPS update */
    int           dgps_sid;   /**< DGPS station ID number */
} tNmeaGGA;


#endif //NMEA_GGA_H