import network
import urequests
import machine
import dht
import time

# ===== GANTI API KEY =====
API_KEY = "VCAFUOJP0RJNWI46"

# ===== SENSOR =====
dht_sensor = dht.DHT22(machine.Pin(15))
ldr = machine.ADC(26)

# ===== AKTUATOR =====
led_merah = machine.Pin(16, machine.Pin.OUT)
led_hijau = machine.Pin(17, machine.Pin.OUT)
buzzer = machine.Pin(4, machine.Pin.OUT)

# ===== WIFI WOKWI =====
wifi = network.WLAN(network.STA_IF)
wifi.active(True)
wifi.connect("Wokwi-GUEST", "")

print("Menghubungkan WiFi...")
while not wifi.isconnected():
    time.sleep(0.5)

print("WiFi terhubung")

# ===== LOOP =====
while True:
    dht_sensor.measure()
    suhu = dht_sensor.temperature()
    hum = dht_sensor.humidity()
    cahaya = ldr.read_u16()

    # ===== LOGIKA AKTUATOR =====
    if suhu > 30:
        led_merah.on()
    else:
        led_merah.off()

    if cahaya > 30000:
        led_hijau.on()
    else:
        led_hijau.off()

    if suhu > 32:
        buzzer.on()
    else:
        buzzer.off()

    # ===== KIRIM KE THINGSPEAK =====
    url = "https://api.thingspeak.com/update?api_key={}&field1={}&field2={}&field3={}".format(
        API_KEY, suhu, hum, cahaya)

    try:
        response = urequests.get(url)
        response.close()
        print("Data terkirim:", suhu, hum, cahaya)
    except:
        print("Gagal kirim data")

    time.sleep(15)  # wajib minimal 15 detik