MEGR 3171 -DSA Alarm Clock

                   +-----+
 *      +----------| USB |----------+
 *      |          +-----+          |
 *      | [ ] VIN           3V3 [ ] |
 *      | [ ] GND           RST [ ] |         
 *      | [ ] TX           VBAT [ ] |          
 *      | [ ] RX  [S]   [R] GND [ ] |
 *      | [ ] WKP            D7 [ ] |       
 *      | [ ] DAC +-------+  D6 [ ] |        
 *      | [ ] A5  |   *   |  D5 [ ] |   
 *      | [ ] A4  |Photon |  D4 [ ] |     
 *      | [ ] A3  |       |  D3 [ ] |       
 *      | [ ] A2  +-------+  D2 [ ] |       
 *      | [ ] A1             D1 [ ] |       
 *      | [ ] A0             D0 [ ] |
 *      |                           |
 *       \    []         [______]  /
 *        \_______________________/
 *
 *
 *

//  begin particle with Thingspeak library code

// This #include statement was automatically added by the Particle IDE.
#include <ThingSpeak.h>

//This configues Thingspeak to our project
TCPClient client;

String hightemp, lowtemp, month, day, year, hour, minute, period, date, date_time, current_time, midday;
int changed_hour, current_hour, current_minute;
String alarmTime;
//APIKey and Channel number was given from Thingspeak and used to connect
const String myWriteAPIKey = "AZHKS1VO66X4VKA2";

unsigned long myChannelNumber = 745551;

//This labels what fields will be used 
float field_1; 
float field_2; 
float field_3; 
//These are the names of each field and their intial values 
int alarmDetection, lightsStatus = 0, buzzerStatus = 0;
 


void setup()   {
    //ThingSpeak connection
    ThingSpeak.begin(client);
    //IFTTT Event triggered by Applet 
    Particle.subscribe("AlarmClockDSA", checkTime);
}
//AlarmClockDSA is the name of the trigger event from IFTTT
//After we subscribe we will run a loop that constanly checks the time and the IFTTT Event status

void loop() {
    Particle.publish("MEGR3171_DillonT_AlarmClock", "alarmOff", PUBLIC);
    alarmDetection = 0;
    
    String data = String(10); 
    delay(1000);
    
    //Eastern USA Time Zone
    //-4 Value is Eastern USA daylight saving time
    if(Time.month()==3 && Time.day()>10){
            Time.zone(-4);
    }
    else if(Time.month()>3 && Time.month()<11) {
        Time.zone(-4);
    }
    else if(Time.month()==11 && Time.day()<4) {
        Time.zone(-4);
    }
    else {
        Time.zone(-5);
    }
    current_time = Time.format(Time.now(), "%I:%M%p");
    Particle.publish("checkCurrentTime", current_time, PUBLIC);
     
    if(strcmp(current_time, alarmTime) == 0)
    {
        Particle.publish("MEGR3171_DillonT_AlarmClock", "alarmOn", PUBLIC);
        alarmDetection = 1;
        delay(2000);
    }
     
    delay(1000);
    Particle.publish("alarmTime", alarmTime, PUBLIC);
    Particle.subscribe("MEGR3171_AndrewL_Motor", checkMotor);
    Particle.subscribe("MEGR3171_Samir_Buzzer", checkBuzzer);
//The AlarmDetection above sets the value on the Thingspeak channel    
// The above code subscribes to the other Photons and Publishs an event for the Photons to read 
//The Photon also subscribes to the events put out by the other two photons
    delay(1000);
    writetothingspeak();

    delay(30000); 
}
//Writes data collected to Thingspeak fields
void writetothingspeak(void) {
  field_1 = alarmDetection;
  field_2 = lightsStatus;
  field_3 = buzzerStatus;
    
  ThingSpeak.writeField(myChannelNumber, 1, field_1, myWriteAPIKey);
  delay(1000);
  ThingSpeak.writeField(myChannelNumber, 2, field_2, myWriteAPIKey);
  delay(1000);
  ThingSpeak.writeField(myChannelNumber, 3, field_3, myWriteAPIKey);
  delay(1000);
}

void checkTime(const char *event, const char *data) {

  String str = String(data);
  char strBuffer[64] = "";
  str.toCharArray(strBuffer, 64);
  String temp;
  
  temp = strtok (strBuffer, " ,.-");
  while (temp != NULL)
  {
    alarmTime = temp;
    temp = strtok (NULL, " ,.-");
  }

  delay(1000);

}
//Uses void function to check event and records data
//Data is changed from intial value of 0 to 1 
//This will show on Thingspeak and you will be able to tell when the alarm went off
//This happens to both the Buzzer and the lights status
void checkMotor(const char *event, const char *data) {

  String str = String(data);
  if(strcmp(str, "LightsOn") == 0) {
      lightsStatus = 1;
  }
  else {
      lightsStatus = 0;
  }
}

void checkBuzzer(const char *event, const char *data) {

  String str = String(data);
  if(strcmp(str, "buzzON") == 0) {
      buzzerStatus = 1;
  }
  else {
      buzzerStatus = 0;
  }
}