#include <WiFi.h>          
#include <PubSubClient.h>  

const char* wifiNome = "Wokwi-GUEST";  
const char* wifiSenha = "";         
const char* mqtt_server = "mqtt.eclipseprojects.io"; 

WiFiClient espClient;           
PubSubClient client(espClient); 

int PinoBotao = 19; 
int UltimoStatusBotao = HIGH; 

void reconectar() 
{
  while (!client.connected()) 
  { 
    Serial.print("\nTentando conexão");
   
    if (client.connect("ESP32Client33333")) 
    { 
      Serial.println("\nConectado ao eclipseprojects🌒");
    } else 
    {
      Serial.print("\n⚠️ Falha ⚠️");
      delay(3000); 
    }}}

void setup() 
{
  Serial.begin(115200);        
  pinMode(PinoBotao, INPUT); 
  WiFi.begin(wifiNome, wifiSenha);
  Serial.print("conectando a rede 🔄");
  Serial.println("\nRede conectada ✅");
  client.setServer(mqtt_server, 1883); 

}

void loop() {
  if (!client.connected()) 
  { 
    reconectar();
  }
  client.loop(); 
  int BotaoStatus = digitalRead(PinoBotao);
  if (BotaoStatus != UltimoStatusBotao) {
    if (BotaoStatus == LOW) { 
      client.publish("🖖👽 ", "LIGADO"); 
      Serial.println("LIGADO");
    } else { 
      client.publish("🖖👽 ", "DESLIGADO"); 
      Serial.println("DESLIGADO");
    }
    delay(50); 
  }
  UltimoStatusBotao = BotaoStatus; 
}