#include <DHTesp.h>
#include <LiquidCrystal_I2C.h>
#include <WiFi.h>
#include <ThingSpeak.h>

const int DHT_PIN = 16;
float temperatura, humedad;
const char* WIFI_NAME = "Wokwi-GUEST";
const char* WIFI_PASSWORD = "";
const int CHANNEL_ID= 2736104;
const char* API_KEY="0SXVMLEIU5GY7YHH";
const char* SERVER="api.thingspeak.com";
WiFiClient client;


DHTesp dhtSensor;
LiquidCrystal_I2C lcd(0x27,16,2);

void setup() {
  // put your setup code here, to run once:
  Serial.begin(115200);
  Serial.println("Hello, ESP32!");
  dhtSensor.setup(DHT_PIN, DHTesp::DHT22);
  lcd.init();
  lcd.backlight();
  //lcd.print("Hola mundo");
  WiFi.begin(WIFI_NAME,WIFI_PASSWORD);
  while(WiFi.status()!=WL_CONNECTED){
    delay(1000);
    Serial.println("Wifi no conectado");
  }
  Serial.println("Wifi conectado");
  WiFi.mode(WIFI_STA);
  ThingSpeak.begin(client);
}

void loop() {
  TempAndHumidity lectura= dhtSensor.getTempAndHumidity();
  temperatura=lectura.temperature;
  humedad=lectura.humidity;
  lcd.setCursor(0,0);
  lcd.print("Temp:" + String(temperatura,2) + " c");
  lcd.setCursor(0,1);
  lcd.print("Humedad:" + String(humedad,2) + " %");
  ThingSpeak.setField(1,temperatura);
  ThingSpeak.setField(2,humedad);
  int code=ThingSpeak.writeFields(CHANNEL_ID,API_KEY);
  if (code==200){
    Serial.println("Dato Enviado correctamente");
  }
  else{
    Serial.println("Error en el envio de datos"+ String(code));
  }
  delay(5000); // this speeds up the simulation
}