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

// Configurações de WiFi
const char *SSID = "Wokwi-GUEST";
const char *PASSWORD = "";  // Substitua pelo sua senha

// Configurações de MQTT
const char *BROKER_MQTT = "broker.hivemq.com";
const int BROKER_PORT = 1883;
const char *ID_MQTT = "esp32_mqtt";
const char *TOPIC_SUBSCRIBE_LED = "fiap/iot/led";
const char *TOPIC_PUBLISH_TEMP_HUMI = "fiap/iot/temphumi";

const int pinRed = 15;
const int pinGreen = 2;
const int pinBlue = 4;
const int buttonPin = 13;
const int buzzerPin = 5;

int currentColor = 1; // 1 = vermelho, 2 = verde, etc.
bool ledOn = true;

unsigned long buttonPressTime = 0;
bool buttonPressed = false;
bool longPressHandled = false;

const unsigned long debounceDelay = 50;
unsigned long lastDebounceTime = 0;

void updateLed();

void setup() {
  pinMode(pinRed, OUTPUT);
  pinMode(pinGreen, OUTPUT);
  pinMode(pinBlue, OUTPUT);
  pinMode(buttonPin, INPUT_PULLUP);
  pinMode(buzzerPin, OUTPUT);

  Serial.begin(115200);
  updateLed();
}

void loop() {
  int buttonState = digitalRead(buttonPin);

  if (buttonState == LOW && !buttonPressed) {
    if (millis() - lastDebounceTime > debounceDelay) {
      buttonPressed = true;
      buttonPressTime = millis();
      longPressHandled = false;
      lastDebounceTime = millis();
    }
  }

  if (buttonState == LOW && buttonPressed) {
    if (!longPressHandled && millis() - buttonPressTime > 1000) {
      ledOn = !ledOn;
      updateLed();
      longPressHandled = true;
    }
  }

  if (buttonState == HIGH && buttonPressed) {
    if (millis() - lastDebounceTime > debounceDelay) {
      buttonPressed = false;
      lastDebounceTime = millis();
      if (!longPressHandled && ledOn) {
        currentColor++;
        if (currentColor > 7) currentColor = 1;
        updateLed();
      }
    }
  }
}

void updateLed() {
  if (!ledOn) {
    analogWrite(pinRed, 0);
    analogWrite(pinGreen, 0);
    analogWrite(pinBlue, 0);
    noTone(buzzerPin);
    Serial.println("LED desligado");
    return;
  }

  switch (currentColor) {
    case 1:
      analogWrite(pinRed, 255);
      analogWrite(pinGreen, 0);
      analogWrite(pinBlue, 0);
      tone(buzzerPin, 500);
      Serial.println("Problema Mecânico");
      break;
    case 2:
      analogWrite(pinRed, 0);
      analogWrite(pinGreen, 255);
      analogWrite(pinBlue, 0);
      tone(buzzerPin, 1000);
      Serial.println("Documentação Pendente");
      break;
    case 3:
      analogWrite(pinRed, 0);
      analogWrite(pinGreen, 0);
      analogWrite(pinBlue, 255);
      tone(buzzerPin, 1500);
      Serial.println("Problema Elétrico");
      break;
    case 4:
      analogWrite(pinRed, 255);
      analogWrite(pinGreen, 255);
      analogWrite(pinBlue, 0);
      tone(buzzerPin, 2000);
      Serial.println("Problema Estético");
      break;
    case 5:
      analogWrite(pinRed, 255);
      analogWrite(pinGreen, 50);
      analogWrite(pinBlue, 0);
      tone(buzzerPin, 2500);
      Serial.println("Problema Segurança");
      break;
    case 6:
      analogWrite(pinRed, 150);
      analogWrite(pinGreen, 0);
      analogWrite(pinBlue, 0);
      tone(buzzerPin, 3000);
      Serial.println("Problemas Múltiplos");
      break;
    case 7:
      analogWrite(pinRed, 130);
      analogWrite(pinGreen, 0);
      analogWrite(pinBlue, 255);
      tone(buzzerPin, 3500);
      Serial.println("Motocicleta Pronta para Uso");
      break;
  }
}