import network
import time
from machine import Pin
import dht
import urequests

# Configuración WiFi
WIFI_SSID = "Wokwi-GUEST"
WIFI_PASSWORD = ""

# Configuración de ThingSpeak
THINGSPEAK_API_KEY = "W1OYY98T62IZ67CR"  # Reemplaza con tu Write API Key
THINGSPEAK_URL = "http://api.thingspeak.com/update"

# Inicialización del sensor DHT22
sensor = dht.DHT22(Pin(15))

# Conexión WiFi
print("Conectando a WiFi...", end="")
sta_if = network.WLAN(network.STA_IF)
sta_if.active(True)
sta_if.connect(WIFI_SSID, WIFI_PASSWORD)
while not sta_if.isconnected():
    print(".", end="")
    time.sleep(0.5)
print(" ¡Conectado!")

# Bucle principal
while True:
    try:
        # Leer datos del sensor
        sensor.measure()
        temperatura = sensor.temperature()
        humedad = sensor.humidity()
        print(f"Temperatura: {temperatura} °C, Humedad: {humedad} %")

        # Enviar datos a ThingSpeak
        payload = f"api_key={THINGSPEAK_API_KEY}&field1={temperatura}&field2={humedad}"
        response = urequests.post(THINGSPEAK_URL, data=payload)
        print("Datos enviados a ThingSpeak. Respuesta:", response.text)
        response.close()

    except Exception as e:
        print("Error al medir o enviar datos:", e)

    # Esperar 25 segundos (intervalo mínimo para ThingSpeak)
    time.sleep(25)