#include "WiFi.h"
#include "PubSubClient.h"
#include "ESP32Servo.h"
#include "Adafruit_GFX_Library.h"
#include "Adafruit_SSD1306.h"
// Import Seven segment library

char clientId[50];
// Declare date variable
  int servo_pin1 = 12;
  Servo servo1;
  int servo_pin2 = 4;
  Servo servo2;
  int servo_pin3 = 15;
  Servo servo3;
  int ledpin1 = 4;
  int ledpin2 = 12;
  int ledpin3 = 13;
  int ledpin4 = 5;
// Configure Seven segment
  Adafruit_SSD1306 display(128,64,&write,1);
WiFiClient espClient;
PubSubClient client(espClient);
 sketch.ino Copy
void setup() 
{
  Serial.begin(115200);
  servo1.attach(servo_pin1,500,2400);
  servo2.attach(servo_pin2,500,2400);
  servo3.attach(servo_pin3,500,2400);
  // Declare pins
  pinMode(ledpin1, OUTPUT);
  pinMode(ledpin2, OUTPUT);
  pinMode(ledpin3, OUTPUT);
  pinMode(ledpin4, OUTPUT);
  // Initiate Seven segment

  WiFi.mode(WIFI_STA);
  WiFi.begin("Wokwi-GUEST", "");
  
  client.setServer("broker.emqx.io", 1883);
  client.setCallback(callback);
}

void mqttReconnect() 
{
  while (!client.connected()) 
  {
    Serial.print("Attempting MQTT connection...");
    if (client.connect(clientId)) 
    {
      Serial.println("Connected");
      client.subscribe("topicName/time");
    } 
    else 
    {
      Serial.println("Connection failed trying again in 10 seconds");
      delay(5000);
    }
  }
}

void callback(char* topic, byte* message, unsigned int length) 
{
  String stMessage;
  for (int i = 0; i < length; i++)
  {
    stMessage += (char)message[i];
  }
  // Print date
  // Convert date format into number
}
void loop() 
{
  if (!client.connected()) 
  {
    mqttReconnect();
  }
  client.loop();

  // Set the number
  // Display the number
  // delay() function
}