eive-obsw/mission/devices/GPSHandler.cpp

99 lines
3.0 KiB
C++

#include "GPSHandler.h"
#include "devicedefinitions/GPSDefinitions.h"
#include "lwgps/lwgps.h"
GPSHandler::GPSHandler(object_id_t objectId, object_id_t deviceCommunication,
CookieIF *comCookie):
DeviceHandlerBase(objectId, deviceCommunication, comCookie) {
lwgps_init(&gpsData);
}
GPSHandler::~GPSHandler() {}
void GPSHandler::doStartUp() {
if(internalState == InternalStates::NONE) {
commandExecuted = false;
internalState = InternalStates::WAIT_FIRST_MESSAGE;
}
if(internalState == InternalStates::WAIT_FIRST_MESSAGE) {
if(commandExecuted) {
internalState = InternalStates::IDLE;
setMode(MODE_ON);
commandExecuted = false;
}
}
}
void GPSHandler::doShutDown() {
internalState = InternalStates::NONE;
commandExecuted = false;
setMode(MODE_OFF);
}
ReturnValue_t GPSHandler::buildTransitionDeviceCommand(DeviceCommandId_t *id) {
return HasReturnvaluesIF::RETURN_OK;
}
ReturnValue_t GPSHandler::buildNormalDeviceCommand(DeviceCommandId_t *id) {
return HasReturnvaluesIF::RETURN_OK;
}
ReturnValue_t GPSHandler::buildCommandFromCommand(
DeviceCommandId_t deviceCommand, const uint8_t *commandData,
size_t commandDataLen) {
return HasReturnvaluesIF::RETURN_OK;
}
ReturnValue_t GPSHandler::scanForReply(const uint8_t *start, size_t len,
DeviceCommandId_t *foundId, size_t *foundLen) {
// Pass data to GPS library
if(len > 0) {
sif::info << "GPSHandler::scanForReply: Received " << len << " bytes" << std::endl;
if (internalState == InternalStates::WAIT_FIRST_MESSAGE) {
// TODO: Check whether data is valid by chcking whether NMEA start string is valid
commandExecuted = true;
}
int result = lwgps_process(&gpsData, start, len);
if(result != 1) {
sif::warning << "GPSHandler::scanForReply: Issue processing GPS data with lwgps"
<< std::endl;
}
else {
sif::info << "GPS Data" << std::endl;
// Print messages
printf("Valid status: %d\n", gpsData.is_valid);
printf("Latitude: %f degrees\n", gpsData.latitude);
printf("Longitude: %f degrees\n", gpsData.longitude);
printf("Altitude: %f meters\n", gpsData.altitude);
}
*foundLen = len;
}
return HasReturnvaluesIF::RETURN_OK;
}
ReturnValue_t GPSHandler::interpretDeviceReply(DeviceCommandId_t id,
const uint8_t *packet) {
return HasReturnvaluesIF::RETURN_OK;
}
uint32_t GPSHandler::getTransitionDelayMs(Mode_t from, Mode_t to) {
return 5000;
}
ReturnValue_t GPSHandler::initializeLocalDataPool(
localpool::DataPool &localDataPoolMap, LocalDataPoolManager &poolManager) {
return HasReturnvaluesIF::RETURN_OK;
}
void GPSHandler::fillCommandAndReplyMap() {
// Reply length does not matter, packets should always arrive periodically
insertInReplyMap(GpsHyperion::GPS_REPLY, 4, nullptr, 0, true);
}
void GPSHandler::modeChanged() {
internalState = InternalStates::NONE;
}