#include "DHTesp.h" 
#include <LiquidCrystal_I2C.h> 
#include <WiFi.h> 
#include <WiFiClient.h>

// ---------- WiFi ----------
char ssid[] = "wokwi-GUEST";
char pass[] = "";

const int DHT_PIN = 13; 
#define I2C_ADDR 0x27 
#define LCD_COLUMNS 16 
#define LCD_LINES 2

DHTesp dhtSensor; 
LiquidCrystal_I2C lcd(I2C_ADDR, LCD_COLUMNS, LCD_LINES);


// ---------- Blynk ----------
#define BLYNK_TEMPLATE_ID "TMPL2HrzEHiDL"
#define BLYNK_TEMPLATE_NAME "Construcción de la solución de telemetría"
#define BLYNK_AUTH_TOKEN "TdOeead4s7nNjg1lB70syDD2FQML6n3i"

#include <BlynkSimpleEsp32.h> 
//Timer 
BlynkTimer timer;

void setup() { 
  // put your setup code here, to run once: 
  Serial.begin(115200); 
  dhtSensor.setup(DHT_PIN, DHTesp::DHT22); 
  Serial.println("PRODUCCIÓN DE PLANTAS AROMÁTICAS"); 
  Serial.println("Temperatura (C) , Humedad (%)"); 
  lcd.setCursor(0, 0);
  lcd.print("Temperatura: "); 
  lcd.setCursor(0, 1); 
  lcd.print("Humedad: ");

// wifi
WiFi.begin(ssid, pass); 
while (WiFi.status() != WL_CONNECTED) { 
  delay(500); Serial.print("."); 
  }
   Serial.println("\nWiFi connectado");

//Blynk sin bloqueo 
Blynk.config(BLYNK_AUTH_TOKEN); 
Blynk.connect(); 

timer.setInterval(2000L, enviarDatos); 
}


void loop() { 
  Blynk.run(); 
  timer.run(); } 

  void enviarDatos() { 
    TempAndHumidity data = dhtSensor.getTempAndHumidity(); 
    lcd.setCursor(6, 0); 
    lcd.print(String(data.temperature, 2) + "C"); 
    lcd.setCursor(5,1); 
    lcd.print(String(data.humidity, 1) + "%"); 
    delay(2000); // Wait for a new reading from the sensor (DHT22 has ~0.5Hz sample rate) if (isnan(data.temperature) || isnan(data.humidity)) { Serial.println("Error leyendo DHT22"); return; Serial.print("Temperatura: "); Serial.print(data.temperature); Serial.print(" °C | hum: "); Serial.print(data.humidity); Serial.println("%"); } //Blink Blynk.virtualWrite(V0, data.temperature); Blynk.virtualWrite(V1, data.humidity); }"

    if (isnan(data.temperature) || isnan(data.humidity)) { 
      Serial.println("Error leyendo DHT22"); 
      return; 
    } 
      Serial.print("Temperatura: "); 
      Serial.print(data.temperature); 
      Serial.print(" °C | hum: "); 
      Serial.print(data.humidity); 
      Serial.println("%");  

      //Blink 
      Blynk.virtualWrite(V0, data.temperature); 
      Blynk.virtualWrite(V1, data.humidity); 
    }