#include "ThingsBoard.h"
#include <WiFi.h>
#include "DHTesp.h"
#include <PubSubClient.h>

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

const int DHT_PIN = 15;
const int POT_PIN = 35;
DHTesp dhtSensor;
int potVal;

#define DEVICEID "03d18720-5391-11ed-a40f-6527c4d13844"
#define TOKEN "5dYg1zCyLUPzwlDNqK2C" 
const char* SERVER = "thingsboard.cloud";

#define SERIAL_DEBUG_BAUD   115200

WiFiClient wifiClient;
PubSubClient client(wifiClient);
int status = WL_IDLE_STATUS;

void setup() {
  Serial.begin(SERIAL_DEBUG_BAUD);
  dhtSensor.setup(DHT_PIN, DHTesp::DHT22);
  WiFi.begin(WIFI_AP, WIFI_PASSWORD);
  InitWiFi();
  client.setServer( SERVER, 1883 );
}

void loop() {

  if (WiFi.status() != WL_CONNECTED) {
    reconnect();
  }

  if (client.connect(DEVICEID, TOKEN, "")) {
    // Connect to the ThingsBoard
    Serial.print("Connecting to: ");
    Serial.print(SERVER);
    Serial.print(" with token ");
    Serial.println(TOKEN);
    if (!client.connected()) {
      Serial.println("Failed to connect");
      return;
    }
  }

  Serial.println("Sending data...");
  
  

  TempAndHumidity  data = dhtSensor.getTempAndHumidity();

  float temp = data.temperature;
  int hum = data.humidity;

  potVal = analogRead(POT_PIN);
  potVal = potVal/4;


  String payload = "{";
  payload += "\"Temperature\":";
  payload += temp;
  payload += ",";
  payload += "\"Humidity\":";
  payload += hum;
  payload += ",";
  payload += "\"Soil\":";
  payload += potVal;
  payload += "}";

  char attributes[1000];
  payload.toCharArray( attributes, 1000 );
  client.publish( "v1/devices/me/attributes",attributes);
  client.publish( "v1/devices/me/telemetry",attributes);
  Serial.println( attributes );   


}




void InitWiFi()
{
  Serial.println("Connecting to AP ...");
  // attempt to connect to WiFi network

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

void reconnect() {
  // Loop until we're reconnected
  status = WiFi.status();
  if ( status != WL_CONNECTED) {
    WiFi.begin(WIFI_AP, WIFI_PASSWORD);
    while (WiFi.status() != WL_CONNECTED) {
      delay(500);
      Serial.print(".");
    }
    Serial.println("Connected to AP");
  }
}