#define BLYNK_TEMPLATE_ID "TMPL333dm2LvZ"
#define BLYNK_TEMPLATE_NAME "cattle monitor"
#define BLYNK_AUTH_TOKEN "YYygVKeSgAquAKoNeMJ9lD01YsF5s6PB"
#include "ThingSpeak.h"
#include "pitches.h"
#define SPEAKER_PIN 8
#define led1 18
#define led2 12
#include <Adafruit_MPU6050.h>
#include <Adafruit_Sensor.h>
#include <Wire.h>
#include "DHTesp.h"
#include <WiFi.h>
#include <BlynkSimpleEsp32.h>
const int DHT_PIN = 27;
const int ilu_pin = 34;
DHTesp dhtSensor;
//#include <LiquidCrystal.h>
#include <LiquidCrystal_I2C.h>
LiquidCrystal_I2C lcd(0x27,20,4);
int value_read;
Adafruit_MPU6050 mpu;
char auth[] = BLYNK_AUTH_TOKEN;
char ssid[] = "Wokwi-GUEST"; // Use the Wokwi Guest network
char pass[] = "";
void setup() {
  dhtSensor.setup(DHT_PIN, DHTesp::DHT22);
  pinMode(17, OUTPUT);
  digitalWrite(17,LOW);
  pinMode(led1, OUTPUT);
  pinMode(led2, OUTPUT);
  lcd.init();
  lcd.backlight();
  lcd.setCursor(0,0);
  Serial.begin(115200);
  while (!Serial)
  lcd.begin(20, 4);
  lcd.print("    WELCOME!");
  delay(2000);
  lcd.clear();
  Serial.println("Adafruit MPU6050 read!");
  if (!mpu.begin()) {
    Serial.println("MPU6050 chip missing ");
    while (1) {
      delay(10);
    }
  }
  Serial.println("MPU6050 Found!");
  mpu.setAccelerometerRange(MPU6050_RANGE_8_G);
  Serial.print("Accelerometer range set to: ");
  switch (mpu.getAccelerometerRange()) {
  case MPU6050_RANGE_2_G:
    Serial.println("+-2G");
    break;
  case MPU6050_RANGE_4_G:
    Serial.println("+-4G");
    break;
  case MPU6050_RANGE_8_G:
    Serial.println("+-8G");
    break;
  case MPU6050_RANGE_16_G:
    Serial.println("+-16G");
    break;
  }
  mpu.setGyroRange(MPU6050_RANGE_500_DEG);
  Serial.print("Gyro range set to: ");
  switch (mpu.getGyroRange()) {
  case MPU6050_RANGE_250_DEG:
    Serial.println("+- 250 deg/s");
    break;
  case MPU6050_RANGE_500_DEG:
    Serial.println("+- 500 deg/s");
    break;
  case MPU6050_RANGE_1000_DEG:
    Serial.println("+- 1000 deg/s");
    break;
  case MPU6050_RANGE_2000_DEG:
    Serial.println("+- 2000 deg/s");
    break;
  }
  mpu.setFilterBandwidth(MPU6050_BAND_21_HZ);
  Serial.print("Filter bandwidth set to: ");
  switch (mpu.getFilterBandwidth()) {
  case MPU6050_BAND_260_HZ:
    Serial.println("260 Hz");
    break;
  case MPU6050_BAND_184_HZ:
    Serial.println("184 Hz");
    break;
  case MPU6050_BAND_94_HZ:
    Serial.println("94 Hz");
    break;
  case MPU6050_BAND_44_HZ:
    Serial.println("44 Hz");
    break;
  case MPU6050_BAND_21_HZ:
    Serial.println("21 Hz");
    break;
  case MPU6050_BAND_10_HZ:
    Serial.println("10 Hz");
    break;
  case MPU6050_BAND_5_HZ:
    Serial.println("5 Hz");
    break;
  }
  Serial.println("");
  delay(100);
  Blynk.begin(auth, ssid, pass);

}
void DHT_NEW()
{
  int state=analogRead(ilu_pin);
  TempAndHumidity  data = dhtSensor.getTempAndHumidity();
  ThingSpeak.setField(1, data.temperature);
  ThingSpeak.setField(2, data.humidity);
  lcd.setCursor(10,2);
  lcd.print("H:");lcd.print( data.humidity);
  if (data.humidity < 40 || data.humidity > 70 || state < 500 || state > 2000) {
    tone_bz();
    digitalWrite(led1, HIGH);
    lcd.setCursor(0,3);
    lcd.print("SOMETHING WENT WRONG");
    

  } else {
    noTone(17);lcd.setCursor(0,3);
    digitalWrite(led1, LOW);
    lcd.print("                      ");
  }
  Serial.println("data.humidity");
  Serial.println(data.humidity);
  Serial.println("lux:");
  Serial.println(state);
  Blynk.virtualWrite(V1, data.temperature);
  Blynk.virtualWrite(V2, data.humidity);
  Blynk.virtualWrite(V3, state);
}
void axis_xy() {
  sensors_event_t a, g, temp;
  mpu.getEvent(&a, &g, &temp);
  Serial.print("Acceleration X: ");
  Serial.print(a.acceleration.x);
  Serial.print(", Y: ");
  Serial.print(a.acceleration.y);
  Serial.print(", Z: ");
  Serial.print(a.acceleration.z);
  Serial.println(" m/s^2");
  lcd.setCursor(0,0);
  lcd.print("Ax:");
  lcd.print(a.acceleration.x);
  lcd.print(" Ay:");
  lcd.print(a.acceleration.y);
  lcd.setCursor(0,1);
  lcd.print("Rx:");
  lcd.print(g.gyro.x);
  lcd.print(" Ry:");
  lcd.print(g.gyro.y);
  delay(1);
  lcd.setCursor(0,2);
  lcd.print("T:");
  lcd.print(temp.temperature);
  lcd.print("C");
  value_read=temp.temperature;
  Serial.print("Rotation X: ");
  Serial.print(g.gyro.x);
  Serial.print(", Y: ");
  Serial.print(g.gyro.y);
  Serial.print(", Z: ");
  Serial.print(g.gyro.z);
  Serial.println(" rad/s");
  Serial.print("Temperature: ");
  Serial.print(temp.temperature);
  Serial.println(" degC");
  Serial.println("");
  delay(500);
  Blynk.virtualWrite(V4, a.acceleration.x);
  Blynk.virtualWrite(V5, a.acceleration.y);
  Blynk.virtualWrite(V6, temp.temperature);
}
void check_alarm()
{
  if(value_read >= 30 && value_read <= 60) {
    noTone(17);
    digitalWrite(led2, LOW);
  } else {
    tone_bz(); 
    digitalWrite(led2, HIGH);
    lcd.setCursor(0,3);
    lcd.print("SOMETHING WENT WRONG ");
    Blynk.virtualWrite(V0, led2);
    
  }
}
void loop() {
  axis_xy();
  check_alarm();
  DHT_NEW();
  Blynk.run();
}
void tone_bz()
{
  tone(17, NOTE_C4);
  delay(1000);
  noTone(17);
}