#include <WiFi.h>
#include "ThingSpeak.h"
#include <MPU6050_light.h>
#include <Wire.h>
#include <NewPing.h> // Library for ultrasonic sensor

const int buzzerPin = 23;
const int trigPin = 4; // Trig pin of ultrasonic sensor
const int echoPin = 5; // Echo pin of ultrasonic sensor

MPU6050 mpu(Wire);

#define SECRET_SSID "Wokwi-GUEST"
#define SECRET_PASS ""

#define SECRET_CH_ID 2499159
#define SECRET_WRITE_APIKEY "07GW09X9P31GJTR7"

char ssid[] = SECRET_SSID;
char pass[] = SECRET_PASS;

WiFiClient client;

unsigned long myChannelNumber = SECRET_CH_ID;
const char *myWriteAPIKey = SECRET_WRITE_APIKEY;

unsigned long timer = 0;

// Define the ultrasonic sensor
NewPing sonar(trigPin, echoPin);

void setup() {
  pinMode(buzzerPin, OUTPUT);
  pinMode(trigPin, OUTPUT);
  pinMode(echoPin, INPUT);
  Serial.begin(115200);
  Wire.begin();
  WiFi.mode(WIFI_STA);
  ThingSpeak.begin(client);

  if (WiFi.status() != WL_CONNECTED) {
    Serial.print("Attempting to connect to SSID: ");
    Serial.println(SECRET_SSID);
    while (WiFi.status() != WL_CONNECTED) {
      WiFi.begin(ssid, pass);
      Serial.print(".");
      delay(5000);
    }
    Serial.println("\nConnected.");
  }
  byte status = mpu.begin();
  mpu.calcOffsets();
  mpu.setFilterGyroCoef(0.98);
  mpu.setFilterAccCoef(0.02);
}

void loop() {
  mpu6050result();
}

void mpu6050result() {
  mpu.update();
  int distance = sonar.ping_cm(); // Get the distance from ultrasonic sensor
  if ((millis() - timer) > 100) {
    ThingSpeak.setField(1, mpu.getAccX());
    ThingSpeak.setField(2, mpu.getAccY());
    ThingSpeak.setField(3, mpu.getAccZ());
    ThingSpeak.setField(4, mpu.getGyroX());
    ThingSpeak.setField(5, mpu.getGyroY());
    ThingSpeak.setField(6, mpu.getGyroZ());
    ThingSpeak.setField(7, distance); // Add distance data to field 7

    int httpCode = ThingSpeak.writeFields(myChannelNumber, myWriteAPIKey);

    if (httpCode > 0) {
      Serial.println("Data sent to ThingSpeak successfully.");
      tone(buzzerPin, 1000, 200);
    } else {
      Serial.println("Problem sending data to ThingSpeak. HTTP error code " + String(httpCode));
    }
    timer = millis();
  }
}