#include "DHT.h"
#include <WiFi.h>
#include <ThingsBoard.h>

#define WIFI_AP "Wokwi-GUEST"
#define WIFI_PASSWORD ""

#define TOKEN "P0pkqn4BT9wk8L3UdyAH"

#define DHTPIN 15
#define DHTTYPE DHT22

int pot_pin =32;
int val    =0;

char thingsboardServer[] = "thingsboard.cloud";

WiFiClient client1;

DHT dht(DHTPIN, DHTTYPE);

ThingsBoard device1(client1);

int status = WL_IDLE_STATUS;
unsigned long lastSend;

void setup() {
  // put your setup code here, to run once:
  Serial.begin(115200);
  dht.begin();
  delay(10);
  initWiFi();
  // Serial.println("Hello, ESP32!");
  lastSend = 0;
  pinMode(pot_pin, INPUT);
}

void loop() {
  // put your main code here, to run repeatedly:
  // this speeds up the simulation
  if (!device1.connected()) {
    reconnect();
  }

  if (millis() - lastSend > 1000) {
    kirimDataKeThingsboard();
    lastSend = millis();
   
  }

   val = analogRead(pot_pin);

  device1.loop();
}

void kirimDataKeThingsboard() {
  Serial.println("Collecting temperature data...");

  float temperature = dht.readTemperature();
  float humidity =  dht.readHumidity();
  float potensio_value = val; 

  if (isnan(humidity) || isnan(temperature)) {
    Serial.println("Failed to read from DHT Sensor!");
    return;
  }

  Serial.println("Sending data to Thingsboard");
  Serial.print("Temperature: ");
  Serial.print(temperature);
  Serial.println(" *C");
  Serial.print("Humidity   : ");
  Serial.print(humidity);
  Serial.println(" %");
  Serial.print("potensi_value: ");
  Serial.print(val);

  device1.sendTelemetryFloat("Temperature", temperature);
  device1.sendTelemetryFloat("Humidity", humidity);
  device1.sendTelemetryFloat("potensio_value", val);
}

void initWiFi() {
  Serial.print("Connecting to ");
  Serial.print(WIFI_AP);

  WiFi.begin(WIFI_AP, WIFI_PASSWORD);
  while (WiFi.status() != WL_CONNECTED) {
    delay(500);
    Serial.print(" .");
  }
  Serial.println();
  Serial.print("Connected to ");
  Serial.println(WIFI_AP);
}

void reconnect() {
  while (!device1.connected()) {
    status = WiFi.status();
    if (status != WL_CONNECTED) {
      WiFi.begin(WIFI_AP, WIFI_PASSWORD);
      while (WiFi.status() != WL_CONNECTED) {
        delay(500);
        Serial.print(" .");
      }
      Serial.print("Connected to ");
      Serial.println(WIFI_AP);
    }
    Serial.println("Connecting to ThingsBoard node ...");
    if (device1.connect(thingsboardServer, TOKEN)) {
      Serial.println("Sudah Terkoneksi ke Thingsboard");
    } else {
      Serial.println("Gagal terkoneksi ke Thingsboard");
      Serial.println("Mengulang kembali dalam 5 detik");
      delay(5000);
    }
  }
}