#include <LGSM.h>
//-------------------------------------------
void setup() {
  Serial.begin(9600);
  //wait for serial comm to be established
  while(!Serial){;}
  Serial.println("ready");
}
//-------------------------------------------

String text="";
bool textReady = false;
String remoteNumber;    
char* num;
//-------------------------------------------
void loop() {
  while (!textReady){
    parse();
  }
  
  textReady = false;
  remoteNumber = text;
  //following function must e used because LSMS.beginSMS()
  //requires charArray as parameters and not a String
  text.toCharArray(num, text.length());
  text = "";

  //-------------------------------------------
  while (!textReady){
    parse();
  }

  textReady = false;
  //feedback for troubleshooting
  //may be removed but then you won't know what went wrong
  //if code stops
  Serial.print("sending to: ");
  Serial.println(remoteNumber);
  Serial.print("msg: ");
  Serial.println(text);
  
  LSMS.beginSMS(num);
  LSMS.print(text);
  Serial.println(LSMS.endSMS());
  //ends SMS and returns confirmation (1 OK, 0 fail)
  
  text = "";
}
//-------------------------------------------
//saves all text until carridge return in "txt" variable
//-------------------------------------------
void parse(){
  while(Serial.available()){
    char tmp = Serial.read();
    if (tmp=='\r'){
      //Serial.println(text);
      textReady = true;
    }
    text += (char)tmp;
  }
}