esp32-nmea2000-obp60/lib/boatData/GwBoatData.h

256 lines
9.1 KiB
C++

#ifndef _GWBOATDATA_H
#define _GWBOATDATA_H
#include "GwLog.h"
#include "GWConfig.h"
#include <Arduino.h>
#include <map>
#include <vector>
#define GW_BOAT_VALUE_LEN 32
#define GWSC(name) static constexpr const char* name=#name
//see https://github.com/wellenvogel/esp32-nmea2000/issues/44
//factor to convert from N2k/SI rad/s to current NMEA rad/min
#define ROT_WA_FACTOR 60
class GwJsonDocument;
class GwBoatData;
class GwBoatItemBase{
public:
using TOType=enum{
def=1,
ais=2,
sensor=3,
lng=4,
user=5,
keep=6
};
class StringWriter{
uint8_t *buffer =NULL;
uint8_t *wp=NULL;
size_t bufferSize=0;
size_t baseOffset=0;
void ensure(size_t size);
public:
StringWriter();
size_t write(uint8_t c);
size_t write(const uint8_t* s, size_t n);
const char * c_str() const;
int getSize() const;
void setBase();
bool baseFilled();
void reset();
};
static const long INVALID_TIME=60000;
//the formatter names that must be known in js
GWSC(formatCourse);
GWSC(formatKnots);
GWSC(formatWind);
GWSC(formatLatitude);
GWSC(formatLongitude);
GWSC(formatXte);
GWSC(formatFixed0);
GWSC(formatDepth);
GWSC(kelvinToC);
GWSC(mtr2nm);
GWSC(formatDop);
GWSC(formatRot);
GWSC(formatDate);
GWSC(formatTime);
protected:
int type;
unsigned long lastSet=0;
long invalidTime=INVALID_TIME;
String name;
String format;
StringWriter writer;
TOType toType=TOType::def;
void uls(unsigned long ts=0){
if (ts) lastSet=ts;
else lastSet=millis();
writer.reset(); //value has changed
}
int lastUpdateSource;
public:
int getCurrentType(){return type;}
unsigned long getLastSet() const {return lastSet;}
bool isValid(unsigned long now=0) const ;
GwBoatItemBase(String name,String format,TOType toType);
GwBoatItemBase(String name,String format,unsigned long invalidTime);
virtual ~GwBoatItemBase(){}
void invalidate(){
lastSet=0;
}
const char *getDataString(){
fillString();
return writer.c_str();
}
virtual void fillString()=0;
virtual void toJsonDoc(GwJsonDocument *doc, unsigned long minTime)=0;
virtual size_t getJsonSize();
virtual int getLastSource(){return lastUpdateSource;}
virtual void refresh(unsigned long ts=0){uls(ts);}
virtual double getDoubleValue()=0;
String getName(){return name;}
const String & getFormat() const{return format;}
virtual void setInvalidTime(GwConfigHandler *cfg);
TOType getToType(){return toType;}
class GwBoatItemMap : public std::map<String,GwBoatItemBase*>{
GwBoatData *boatData;
public:
GwBoatItemMap(GwBoatData *bd):boatData(bd){}
void add(const String &name,GwBoatItemBase *item);
};
};
template<class T> class GwBoatItem : public GwBoatItemBase{
protected:
T data;
bool lastStringValid=false;
public:
GwBoatItem(String name,String formatInfo,unsigned long invalidTime=INVALID_TIME,GwBoatItemMap *map=NULL);
GwBoatItem(String name,String formatInfo,TOType toType,GwBoatItemMap *map=NULL);
virtual ~GwBoatItem(){}
bool update(T nv, int source);
bool updateMax(T nv,int sourceId);
T getData(){
return data;
}
T getDataWithDefault(T defaultv){
if (! isValid(millis())) return defaultv;
return data;
}
virtual double getDoubleValue(){return (double)data;}
virtual void fillString();
virtual void toJsonDoc(GwJsonDocument *doc, unsigned long minTime);
virtual int getLastSource(){return lastUpdateSource;}
};
double formatCourse(double cv);
double formatDegToRad(double deg);
double formatWind(double cv);
double formatKnots(double cv);
double formatKmh(double cv);
uint32_t mtr2nm(uint32_t m);
double mtr2nm(double m);
class GwSatInfo{
public:
unsigned char PRN;
uint32_t Elevation;
uint32_t Azimut;
uint32_t SNR;
unsigned long validTill;
};
class GwSatInfoList{
public:
static const GwBoatItemBase::TOType toType=GwBoatItemBase::TOType::lng;
std::vector<GwSatInfo> sats;
void houseKeeping(unsigned long ts=0);
void update(GwSatInfo entry, unsigned long validTill);
int getNumSats() const{
return sats.size();
}
GwSatInfo *getAt(int idx){
if (idx >= 0 && idx < sats.size()) return &sats.at(idx);
return NULL;
}
operator double(){ return getNumSats();}
};
class GwBoatDataSatList : public GwBoatItem<GwSatInfoList>
{
public:
GwBoatDataSatList(String name, String formatInfo, GwBoatItemBase::TOType toType, GwBoatItemMap *map = NULL);
bool update(GwSatInfo info, int source);
virtual void toJsonDoc(GwJsonDocument *doc, unsigned long minTime);
GwSatInfo *getAt(int idx){
if (! isValid()) return NULL;
return data.getAt(idx);
}
int getNumSats(){
if (! isValid()) return 0;
return data.getNumSats();
}
virtual double getDoubleValue(){
return (double)(data.getNumSats());
}
};
class GwBoatItemNameProvider
{
public:
virtual String getBoatItemName() = 0;
virtual String getBoatItemFormat() = 0;
virtual unsigned long getInvalidTime(){ return GwBoatItemBase::INVALID_TIME;}
virtual ~GwBoatItemNameProvider() {}
};
#define GWBOATDATAT(type,name,toType,fmt) \
static constexpr const char* _##name=#name; \
GwBoatItem<type> *name=new GwBoatItem<type>(#name,GwBoatItemBase::fmt,toType,&values) ;
#define GWBOATDATA(type,name,fmt) GWBOATDATAT(type,name,GwBoatItemBase::TOType::def,fmt)
#define GWSPECBOATDATA(clazz,name,toType,fmt) \
clazz *name=new clazz(#name,GwBoatItemBase::fmt,toType,&values) ;
class GwBoatData{
private:
GwLog *logger=nullptr;
GwConfigHandler *config=nullptr;
GwBoatItemBase::GwBoatItemMap values{this};
public:
GWBOATDATA(double,COG,formatCourse) // course over ground
GWBOATDATA(double,SOG,formatKnots) // speed over ground
GWBOATDATA(double,HDT,formatCourse) // true heading
GWBOATDATA(double,HDM,formatCourse) // magnetic heading
GWBOATDATA(double,STW,formatKnots) // water speed
GWBOATDATA(double,VAR,formatWind) // variation
GWBOATDATA(double,DEV,formatWind) // deviation
GWBOATDATA(double,AWA,formatWind) // apparent wind ANGLE
GWBOATDATA(double,AWS,formatKnots) // apparent wind speed
GWBOATDATAT(double,MaxAws,GwBoatItemBase::TOType::keep,formatKnots)
GWBOATDATA(double,TWD,formatCourse) // true wind DIRECTION
GWBOATDATA(double,TWA,formatWind) // true wind ANGLE
GWBOATDATA(double,TWS,formatKnots) // true wind speed
GWBOATDATAT(double,MaxTws,GwBoatItemBase::TOType::keep,formatKnots)
GWBOATDATA(double,ROT,formatRot) // rate of turn
GWBOATDATA(double,RPOS,formatWind) // rudder position
GWBOATDATA(double,PRPOS,formatWind) // secondary rudder position
GWBOATDATA(double,LAT,formatLatitude)
GWBOATDATA(double,LON,formatLongitude)
GWBOATDATA(double,ALT,formatFixed0) //altitude
GWBOATDATA(double,HDOP,formatDop)
GWBOATDATA(double,PDOP,formatDop)
GWBOATDATA(double,VDOP,formatDop)
GWBOATDATA(double,DBS,formatDepth) //waterDepth (below surface)
GWBOATDATA(double,DBT,formatDepth) //DepthTransducer
GWBOATDATA(double,GPST,formatTime) // GPS time (seconds of day)
GWBOATDATA(uint32_t,GPSD,formatDate) // GPS date (days since 1979-01-01)
GWBOATDATAT(int16_t,TZ,GwBoatItemBase::TOType::lng,formatFixed0)
GWBOATDATA(double,WTemp,kelvinToC)
GWBOATDATAT(uint32_t,Log,GwBoatItemBase::TOType::lng,mtr2nm)
GWBOATDATAT(uint32_t,TripLog,GwBoatItemBase::TOType::lng,mtr2nm)
GWBOATDATA(double,DTW,mtr2nm) // distance to waypoint
GWBOATDATA(double,BTW,formatCourse) // bearing to waypoint
GWBOATDATA(double,XTE,formatXte) // cross track error
GWBOATDATA(double,WPLat,formatLatitude) // waypoint latitude
GWBOATDATA(double,WPLon,formatLongitude) // waypoint longitude
GWSPECBOATDATA(GwBoatDataSatList,SatInfo,GwSatInfoList::toType,formatFixed0);
public:
GwBoatData(GwLog *logger, GwConfigHandler *cfg);
~GwBoatData();
void begin();
template<class T> GwBoatItem<T> *getOrCreate(T initial,GwBoatItemNameProvider *provider);
template<class T> bool update(T value,int source,GwBoatItemNameProvider *provider);
template<class T> T getDataWithDefault(T defaultv, GwBoatItemNameProvider *provider);
void setInvalidTime(GwBoatItemBase *item);
bool isValid(String name);
double getDoubleValue(String name,double defaultv);
GwBoatItemBase *getBase(String name);
String toJson() const;
String toString();
};
#endif