#define BLYNK_TEMPLATE_ID "TMPL34KhM6Gts"
#define BLYNK_TEMPLATE_NAME "EV"

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

// Wi-Fi credentials
char ssid[] = "Galaxy M52 5GAC17";
char pass[] = "cjmo2744";

// Blynk Auth Token
char auth[] = "-9nqh5aCyOumn5mJniA7VMlGq2chxe1C";

// Virtual pins
#define VOLTAGE_PIN V1
#define CURRENT_PIN V2
#define SPEED_PIN V3
#define MOTOR_CONTROL_PIN V4

// Define analog pins for sensors
#define VOLTAGE_SENSOR_PIN 34
#define CURRENT_SENSOR_PIN 35
#define SPEED_SENSOR_PIN 32

// Define digital pin for motor control (LED)
#define MOTOR_CONTROL_LED_PIN 27

// Initialize Blynk instance
BlynkTimer timer;

void setup() {
  Serial.begin(115200);
  pinMode(MOTOR_CONTROL_LED_PIN, OUTPUT);
  
  // Connect to Wi-Fi and Blynk
  connectToWiFi();
}

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

void readSensors() {
  // Read sensor values
  int voltage = analogRead(VOLTAGE_SENSOR_PIN);
  int current = analogRead(CURRENT_SENSOR_PIN);
  int speed = analogRead(SPEED_SENSOR_PIN);
  
  // Send sensor values to Blynk app
  Blynk.virtualWrite(VOLTAGE_PIN, voltage);
  Blynk.virtualWrite(CURRENT_PIN, current);
  Blynk.virtualWrite(SPEED_PIN, speed);
}

// Function to control the motor (LED) based on Blynk app
BLYNK_WRITE(MOTOR_CONTROL_PIN) {
  int motorState = param.asInt();
  digitalWrite(MOTOR_CONTROL_LED_PIN, motorState);
}

void connectToWiFi() {
  Serial.println("Connecting to WiFi...");
  WiFi.begin(ssid, pass);
  while (WiFi.status() != WL_CONNECTED) {
    delay(500);
    Serial.print(".");
  }
  Serial.println("");
  Serial.println("WiFi connected");

  Blynk.begin(auth, ssid, pass);
  
  // Call the readSensors function every second
  timer.setInterval(1000L, readSensors);
}