void JSONProtocol::printError(QString message) {
qWarning() << "JSON protocol error:" << message;
QVariantMap json;
json.insert("status", "failure");
json.insert("message", message);
printJSON(json);
}
void JSONProtocol::printColonies() {
QVariantMap json;
QVariantList colonyList;
for(int i = 0, max = model->length(); i < max; i++) {
Colony *colony = model->at(i);
QVariant colonyJson = colony->toVariant();
colonyList.append(colonyJson);
}
json.insert("colonies", colonyList);
json.insert("status", "success");
printJSON(json);
}
/***************************************************************************
Child main program
***************************************************************************/
int child_main(Controller* ctlPtrChild) {
struct timespec lastSleep;
long PWMcounter;
long beepCounter;
int PWM;
//make sure output is not buffered (this program generally a child to a nodejs program) and set signal handler
setbuf(stdout, NULL);
setbuf(stderr, NULL);
signal(SIGINT, sig_handler_child);
signal(SIGTERM, sig_handler_child);
PWMcounter = 0;
beepCounter = 0;
clock_gettime(CLOCK_MONOTONIC, &lastSleep); //capture current time as time of 'last sleep'
while (1) {
sync_clock_delay(PWMCycle_ns, &lastSleep);
PWM = (int)(ctlPtrChild->out + 0.5);
PWMcounter++;
// PWMcounter %= 100;
if (PWMcounter == 100) {
// printf("PWM: %d, Out: %f\n",PWM, ctlPtrChild->out);
PWMcounter = 0;
pidControl(ctlPtrChild); //run PID algorithm
printJSON(ctlPtrChild); //send data out formatted as JSON
}
if (PWMcounter < PWM) {
GPIO_SET = 1<<SSR1_GPIO; //turn on SSR pin
} else {
GPIO_CLR = 1<<SSR1_GPIO; //turn off SSR pin
// printf("SSR Off. PWM: %d, PWMcounter: %d, Out: %f\n", PWM, PWMcounter, ctlPtrChild->out);
}
//Manage beeper
ctlPtrChild->beep_mode = BEEP(ctlPtrChild->beep_mode);
}
}
void JSONProtocol::printSuccess() {
QVariantMap json;
json.insert("status", "success");
printJSON(json);
}
