gprs

#include <SoftwareSerial.h>;
#include <TinyGPS.h>;

TinyGPS gps;
typedef unsigned long int Timestamp;
static const uint32_t GPSBaud = 9600;
const int ldrPin = A5;
typedef struct Time {
  unsigned int ans;
  unsigned int mois;
  unsigned int jour;
  unsigned int heure;
  unsigned int minut;
  unsigned int seconde;
}Time;
long int t;
int last;
int k=0;
float lat,lng;
float speedt;
float altitudet;
int year;
byte month, day, hour, minute, second, hundredths;
String date;
SoftwareSerial ss(6,7); // Communication serie de GPS
SoftwareSerial sim(2,3); // communication serie de GPRS
//void updateSerial();
void setup() {
   Serial.begin(9600);
   sim.begin(9600);
   ss.begin(9600);
   sim.listen();
   Serial.println("Initializing...");
   delay(2000);
   pinMode(8,OUTPUT);    // Activation de GPRS
   digitalWrite(8, HIGH);  // Activation de GPRS
   delay(4000);
   Serial.println("Begin SIM... Wait");
   delay(3000);
   //Lire les données de GPRS
    while(sim.available()){
    Serial.write(sim.read());
   }

   sim.println("AT+SAPBR=3,1,\"CONTYPE\",\"GPRS\""); // type de connexion
   delay(1000);
    while(sim.available()){
    Serial.write(sim.read());
   }
      sim.println("AT+SAPBR=3,1,\"APN\",\"internet.tn\""); // APN de Oreedoo , si vous voulez le changer avec TT ou orange change l'APN
   delay(4000);
    while(sim.available()){
    Serial.write(sim.read());
   }
         sim.println("AT+SAPBR=3,1,\"USER\",\"internet\"");    // Donnée de Oreedoo le USER pour connecter au APN
   delay(4000);
    while(sim.available()){
    Serial.write(sim.read());
   }
         sim.println("AT+SAPBR=3,1,\"PWD\",\"02\"");  // Mot de passe de l'APN
   delay(4000);
    while(sim.available()){
    Serial.write(sim.read());
   }
  //Connexion au GPRS
   sim.println("AT+SAPBR=1,1");
   delay(2000);
    while(sim.available()){
    Serial.write(sim.read());
   }
   // LED Test
   pinMode(ldrPin, INPUT);
   int ldrStatus = analogRead(ldrPin);
   if (ldrStatus <= 400 ) {last=0;
    Serial.print("Its DARK, Turn on the LED : ");
    Serial.println(ldrStatus);}
else {last =1;
     Serial.print("Its BRIGHT, Turn off the LED : ");
     Serial.println(ldrStatus);}

}

void loop() {
  int ldrStatus = analogRead(ldrPin);
  bool newData = false;
  unsigned long chars;
  unsigned short sentences, failed;
  // Lire les données de GPS
  ss.listen();
  // Si le GPS est disponible lire les données et les ecrire dans une variable c
  if (ss.available()){
    Serial.println("GPS Available");
  }
  else Serial.println("GPS Not Available");
  for (unsigned long start = millis(); millis() - start < 1000;)
  {
    while (ss.available())
    {
      char c = ss.read();
      if (gps.encode(c))
        newData = true;
    }
  // Si donnée bien recu lire  Date , speed , latitude , longitude , altitude
  if (newData)
  {
    float flat, flon;

    unsigned long age;
    gps.f_get_position(&flat, &flon, &age);
    lat = flat;
    lng = flon;
    altitudet = gps.f_altitude();
    speedt = gps.f_speed_kmph();
    Serial.print(speedt);
    Serial.print("----");
    Serial.println(altitudet);
    gps.crack_datetime(&year, &month, &day, &hour, &minute, &second, &hundredths);
    date = String(day)+"-"+String(month)+"-"+String(year)+"/"+String(hour)+":"+String(minute)+":"+String(second);
    Time temps = {year,int(month),int(day),int(hour),int(minute),int(second)};
    t= Time_Convert_TO2TS(&temps);
  }
  }
  // Lire la communication GPRs
  sim.listen();
  if(sim.available())
  {
    Serial.write(sim.read());
  }
  if(Serial.available()){
    {
      sim.write(Serial.read());
    }
  }
   //Communication HTTP
      sim.println("AT+HTTPINIT");
      delay(2000);
      while(sim.available()){
      Serial.write(sim.read()); }
      //L'URL de serveur a communiqué avec
      sim.println("AT+HTTPPARA=\"URL\",\"http://us-central1-airtrack-d1869.cloudfunctions.net/SendData?data1="+String(lat,6)+"&data2="+String(lng,6)+"&data3="+String(altitudet,6)+"&data4="+String(speedt)+"&data5="+String(ldrStatus)+"&data6="+String(date)+"&data7="+String(t)+"&user="+String(t)+"\"");
      delay(500);
      while(sim.available()){
      Serial.write(sim.read());}
      // Test si la communication est bien recu
      sim.println("AT+HTTPACTION=0");
      delay(2000);
      while(sim.available()){
      Serial.write(sim.read());
   }
   // terminer la communication HTTP
    sim.println("AT+HTTPTERM");
   delay(2000);
    while(sim.available()){
    Serial.write(sim.read());
   }


if (ldrStatus <= 300 && last == 0) {k++;
                  Serial.println(k);  }
if (ldrStatus <= 300 & last == 1){
    Serial.print("Its DARK, Turn on the LED : ");
    Serial.println(ldrStatus);
    sim.println("AT+CMGF=1"); // Configuration TEXT mode
    updateSerial();
    sim.println("AT+CMGS=\"+21628382362\"");//changer le numéro avec le numéro que vous voulez envoyer un sms
    updateSerial();
    sim.print("CHANGE STATE : DARK,\nLatitude : "+String(lat,6)+" \nLongitude :"+String(lng,6)+"   \nCheck you box please"); //text a envoyer
    updateSerial();
    sim.write(26);
    delay(30000);
    last=0;}
if (ldrStatus > 250 & last == 1){k++;
                  Serial.println(k);}
if (ldrStatus > 250 & last == 0){
  Serial.print("Its BRIGHT, Turn off the LED : ");
  Serial.println(ldrStatus);
  sim.println("AT+CMGF=1"); // Configuring TEXT mode
  updateSerial();
  sim.println("AT+CMGS=\"+21628382362\"");//change ZZ with country code and xxxxxxxxxxx with phone number to sms
  updateSerial();
  sim.print("CHANGE STATE : Bright ,\nLatitude : "+String(lat,6)+" \nLongitude :"+String(lng,6)+"\nCheck you box please"); //text content
  updateSerial();
  sim.write(26);
  delay(30000);
  last =1;}
   delay(1000);}
   void updateSerial()
{
  delay(500);
  while (Serial.available())
  {
    sim.write(Serial.read());
  }
  while(sim.available())
  {
    Serial.write(sim.read());
  }
}

// fonction pour convertir le temps de format date au format timestamp
Timestamp Time_Convert_TO2TS(Time * time) {
  if (time) {
    int mth[12] = {0, 31, 59, 90, 120, 151, 181, 212, 273, 304, 334};
    int mthb[12] = {0, 31, 60, 91, 121, 152, 182, 213, 274, 305, 335};
    Timestamp timestamp =
        ( ( (!(time->ans % 4)) && (time->ans % 100) ) || (!(time->ans % 400)) )?
            ((((unsigned long int)( time->ans - 1970) / 4)) + (time->ans - 1970) * 365 + mthb[time->mois-1] + (time->jour - 1)) * 86400 + time->heure * 3600 + time -> minut * 60 + time -> seconde:
            ((((unsigned long int)( time->ans - 1970) / 4)) + (time->ans - 1970) * 365 + mth [time->mois-1] + (time->jour - 1)) * 86400 + time->heure * 3600 + time -> minut * 60 + time -> seconde;
    return timestamp;
  } else {
    return 0;
  }
}