#include <SoftwareSerial.h>
SoftwareSerial HM10(2, 3); // RX = 2, TX = 3

char appData;
String inData="";




void setup() {
  // put your setup code here, to run once:
  Serial.begin(9600);
  Serial.println("HM10 serial started at 9600");
  HM10.begin(9600);
  pinMode(12, OUTPUT);
  digitalWrite(12, HIGH);

}

void loop() {
  // put your main code here, to run repeatedly:
  HM10.listen(); // czyta najpierw port zanim HM10 bedzie dostępne i wyśle dane. Zapisuje dane w stringu
  while (HM10.available() > 0){ // jeśli HM coś wyśłe i odczyta
    appData = HM10.read();
    inData = String(appData); //zapisuje dane w formacie string
    Serial.write(appData);
  }
  if (Serial.available()){ // debugowanie HM10 przez komende AT. Wysyła string do HM10
    delay(10);
    HM10.write(Serial.read());
  }
  if ( inData == "c") {
    Serial.println("Door close");
    digitalWrite(12, HIGH); // switch OFF LED
    delay(500);
    digitalWrite(LED_BUILTIN, HIGH);   // turn the LED on (HIGH is the voltage level)
    delay(1000);                       // wait for a second
                   // wait for a second
  }
  if ( inData == "o") {
    Serial.println("Door open");
    digitalWrite(12, LOW); // switch OFF LED
    delay(500);
    digitalWrite(LED_BUILTIN, LOW);    // turn the LED off by making the voltage LOW
    delay(1000);
  }

}