// ---------SMS-----------//
#include "SIM900.h"
#include <SoftwareSerial.h>
//Carrega a biblioteca SMS
#include "sms.h"

SMSGSM sms;

int numdata;
boolean started=false;
char smsbuffer[160];
char n[20];
// ----------------------//

// ---------Rele---------//
int porta_rele1 = 7;
//----------------------//

void setup()
{
 pinMode(porta_rele1, OUTPUT);

 Serial.begin(9600);
 Serial.println("Testando GSM shield...");
 //Inicia a configuracao do Shield
    if (gsm.begin(2400))
     {
       Serial.println("nstatus=READY");
       started=true;
     }
     else Serial.println("nstatus=IDLE");
}
void loop()
{
leitura_sensores();
envia_sms();
}
void leitura_sensores()
{
// -----------------------------------------//
  int sensorValue = analogRead(A0);
  Serial.println(sensorValue);
  delay(2000);
// -----------------------------------------//

  if (sensorValue <= 1000)
  {
    pinMode(porta_rele1, LOW);
  }
    else
  {
    pinMode(porta_rele1, HIGH);
  }
}
void envia_sms()
{
    if(started)
     {
       if (sms.SendSMS("+5562XXXXXXX", "Sistema Ligado"))
       Serial.println("nSMS sent OK");
     }
     else
     {
// --- Sistema Desligado ---
    if(started)
     {
       if (sms.SendSMS("+5562XXXXXXX", "Sistema Desligado"))
       Serial.println("nSMS sent OK");
     }
     }
  }
  // --------Fim SMS-------//