#define BLYNK_TEMPLATE_ID "TMPL6ai9Nv2yD"
#define BLYNK_TEMPLATE_NAME "TPIOT9AkmalRabbani2106731610"
#define BLYNK_AUTH_TOKEN "5WiHLWXbGw05gDRxQDDQKhccdCdwKnEZ"

#define BLYNK_PRINT Serial 
#include <WiFi.h>
#include <WiFiClient.h>
#include <BlynkSimpleEsp32.h>

char auth[] = "5WiHLWXbGw05gDRxQDDQKhccdCdwKnEZ"; // Blynk authentication token
char ssid[] = "Wokwi-GUEST"; // WiFi network name
char pass[] = ""; // WiFi network password

int acStatus = 0; // Variable to store AC status (0 for OFF, 1 for ON)
int temperature = 20; // Initial temperature setting
int fanSpeed = 1; // Initial fan speed setting

BlynkTimer timer;

const int fanPin = 13; // GPIO pin for fan simulation
const int temperaturePin = 12; // GPIO pin for temperature simulation

const int myLED = 2; // Define a different name for LED pin

void setup()
{
  Serial.begin(115200);
  Blynk.begin(auth, ssid, pass);

  pinMode(fanPin, OUTPUT);
  pinMode(temperaturePin, OUTPUT);
  pinMode(myLED, OUTPUT); // Set myLED pin as an output

  timer.setInterval(1000L, sendSensor);
}

void loop()
{
  Blynk.run();
  timer.run();
}

BLYNK_WRITE(V1) // Button to toggle AC ON/OFF
{
  acStatus = param.asInt();
  if (acStatus == 1)
  {
    // Simulate turning on the AC
    digitalWrite(fanPin, HIGH);
    digitalWrite(myLED, HIGH); // Turn on myLED when AC is ON
  }
  else
  {
    // Simulate turning off the AC
    digitalWrite(fanPin, LOW);
    digitalWrite(myLED, LOW); // Turn off myLED when AC is OFF
  }

  // Display received data from Blynk on Serial Monitor
  Serial.print("AC Status: ");
  Serial.println(acStatus);
}

BLYNK_WRITE(V2) // Slider for temperature adjustment
{
  temperature = param.asInt();
  // Simulate adjusting the AC temperature
  int blinkSpeed = map(temperature, 18, 30, 500, 1000); // Map temperature range to blink speed
  analogWrite(temperaturePin, 128); // Low fan speed
  delay(blinkSpeed); // Adjust delay based on temperature
  analogWrite(temperaturePin, 255); // High fan speed
  delay(blinkSpeed); // Adjust delay based on temperature

  // Display received data from Blynk on Serial Monitor
  Serial.print("Temperature: ");
  Serial.println(temperature);
}

BLYNK_WRITE(V3) // Slider for fan speed adjustment
{
  fanSpeed = param.asInt();
  // Simulate adjusting the AC fan speed
  int fanSpeedDelay = map(fanSpeed, 1, 5, 1000, 200); // Map fanSpeed to delay
  delay(fanSpeedDelay);

  // Display received data from Blynk on Serial Monitor
  Serial.print("Fan Speed: ");
  Serial.println(fanSpeed);
}

void sendSensor()
{
  // Combine temperature and fan speed into a single string
  String displayString = "Temp: " + String(temperature) + "°C, Speed: " + String(fanSpeed);

  // Display combined values in a single widget (String datastream)
  Blynk.virtualWrite(V4, displayString);

  // Display AC status (On/Off) in another widget
  if (acStatus == 1) {
    Blynk.virtualWrite(V0, "ON");
  } else {
    Blynk.virtualWrite(V0, "OFF");
  }

  // Display received data from Blynk on Serial Monitor
  Serial.print("Received Data: AC Status=");
  Serial.print(acStatus);
  Serial.print(", Temperature=");
  Serial.print(temperature);
  Serial.print(", Fan Speed=");
  Serial.println(fanSpeed);
}