#include <SoftwareSerial.h>
int on = 0;
int done = 1;

SoftwareSerial mySerial(3, 2); //SIM800L Tx & Rx is connected to Arduino #3 & #2

#include <FastLED.h>

#define NUM_LEDS 12
#define DATA_PIN 6
CRGB leds[NUM_LEDS];

int ledState = 0;
int buttonState;
int lastButtonState = LOW;

unsigned long paskutinislaikas = 0;
unsigned long delayisjungti = 2000;

void setup()
{
  Serial.begin(9600);

  mySerial.begin(9600);
  pinMode(5, INPUT);
  pinMode(4, OUTPUT);
  pinMode(7, OUTPUT);
  Serial.println("Initializing...");
  FastLED.addLeds<NEOPIXEL, DATA_PIN>(leds, NUM_LEDS);

  delay(1000);


}

void loop()
{
  if (digitalRead(5) == 0) {
    paskutinislaikas = millis();
  }
  if ((millis() - paskutinislaikas) > delayisjungti) {
    ledState = 0;
    done = 0;
  } else {
    ledState = 1;
    digitalWrite(4, LOW);
  }


  if (ledState == 1 && done == 0) {
    digitalWrite(7, HIGH);
    mySerial.println("AT");
    delay(350);
    mySerial.println("AT+CMGF=1"); //TEXT mode
    delay(350);
    mySerial.println("AT+CMGS=\"+37060904090\"");
    delay(350);
    mySerial.print("test");
    delay(350);
    mySerial.write(26); //šitas yra būtinas išsiųsti sms

    for (int i = 11; i >= 0; i--) {
      leds[i] = CRGB(255, 40, 0);
      FastLED.show();
      delay(60);
    }
    delay(10);
    for (int i = 11; i >= 0; i--) {
      leds[i] = CRGB::Black;
      FastLED.show();
      delay(65);
    }
    delay(10);

    digitalWrite(7, LOW);

    done = 1;

  }

  if (ledState == 1 && done == 1) {

    for (int i = 11; i >= 0; i--) {
      leds[i] = CRGB(255, 40, 0);
      FastLED.show();
      delay(60);
    }
    delay(10);
    for (int i = 11; i >= 0; i--) {
      leds[i] = CRGB::Black;
      FastLED.show();
      delay(65);
    }

  } else {

    digitalWrite(4, HIGH);
    for (int i = 11; i >= 0; i--) {
      leds[i] = CRGB::Black;
      FastLED.show();
    }

  }

}