#define BLYNK_PRINT Serial
#define BLYNK_TEMPLATE_ID "TMPL63X7XltQv"
#define BLYNK_TEMPLATE_NAME "SCMIOT PROJECT"
#define BLYNK_AUTH_TOKEN "_1ZdeqaAnzoki8DZL8M82zGmO0u7yRX2"

#include <WiFi.h>
#include <WiFiClient.h>
#include <BlynkSimpleEsp32.h>
#include <LiquidCrystal_I2C.h>

LiquidCrystal_I2C LCD = LiquidCrystal_I2C(0x27, 16, 2);

char auth[] = BLYNK_AUTH_TOKEN;
char ssid[] = "Wokwi-GUEST";
char pass[] = "";

//BlynkTimer timer;

#define R1 13
#define R2 12
#define R3 14
#define R4 27
int DR1 = 0;
int DR2 = 0;
int DR3 = 0;
int DR4 = 0;

BLYNK_WRITE (V0)
{
  DR1 = param.asInt();
  if (DR1 == 1)
  {
    digitalWrite(R1, HIGH);
    Serial.println("RELAY 1 ON");
    LCD.setCursor(0, 1);
    LCD.print("SCMIOT PROJECT");
    //Blynk.virtualWrite(V1, HIGH);
  }
  else
  {
    digitalWrite(R1, LOW);
    Serial.println("RELAY 1 OFF");
    //Blynk.virtualWrite(V1, LOW);
  }
}

BLYNK_WRITE (V1)
{
  DR2 = param.asInt();
  if (DR2 == 1)
  {
    digitalWrite(R2, HIGH);
    Serial.println("RELAY 2 ON");
    //Blynk.virtualWrite(V3, HIGH);
  }
  else
  {
    digitalWrite(R2, LOW);
    Serial.println("RELAY 2 OFF");
    //Blynk.virtualWrite(V3, LOW);
  }
}

BLYNK_WRITE (V2)
{
  DR3 = param.asInt();
  if (DR3 == 1)
  {
    digitalWrite(R3, HIGH);
    Serial.println("RELAY 3 ON");
    //Blynk.virtualWrite(V5, HIGH);
  }
  else
  {
    digitalWrite(R3, LOW);
    Serial.println("RELAY 3 OFF");
    //Blynk.virtualWrite(V5, LOW);
  }
}

BLYNK_WRITE (V3)
{
  DR4 = param.asInt();
  if (DR4 == 1)
  {
    digitalWrite(R4, HIGH);
    Serial.println("RELAY 4 ON");
    //Blynk.virtualWrite(V5, HIGH);
  }
  else
  {
    digitalWrite(R4, LOW);
    Serial.println("RELAY 4 OFF");
    //Blynk.virtualWrite(V5, LOW);
  }
}

void setup() {
  
  pinMode(R1, OUTPUT);
  pinMode(R2, OUTPUT);
  pinMode(R3, OUTPUT);
  pinMode(R4, OUTPUT);
  Serial.begin(115200);
  Blynk.begin(auth, ssid, pass);
  LCD.begin(16, 2);
  LCD.init();
  LCD.backlight();
  LCD.setCursor(0, 1);
  LCD.print("SCMIOT PROJECT");

}

void loop() {

  Blynk.run();
  //timer.run();
}