import sys
import json
import RPi.GPIO as GPIO
from rain_sensor import RainSensor
from temp_sensor import TempSensor
from wind_sensor import WindSensor
from db import log_to_db

def calc_average_temp(sensor_list):
    total = 0
    count = 0
    for sensor in sensor_list:
        try:
            value = float(sensor.read_data())
            total += value
            count += 1
        except Exception:
            continue
    return (total / count) if count > 0 else None





GPIO.setmode(GPIO.BCM)

# Konfigration laden
config = None
with open("config.json") as f:
    config = json.load(f)

if not config:
    sys.exit("Konfigurationsdatei nicht gefunden.")



# Sensoren initialisieren
rain_config = config["rain_sensors"]
temp_config = config["temp_sensors"]
wind_config = config["wind_sensors"]

rain_sensors = []
for entry in rain_config:
    sensor = RainSensor(int(entry["pin"]))
    rain_sensors.append(sensor)

temp_sensors = []
for entry in temp_config:
    sensor = TempSensor(int(entry["pin"]))
    temp_sensors.append(sensor)

wind_sensors = []
for entry in wind_config:
    sensor = WindSensor(int(entry["pin"]))
    wind_sensors.append(sensor)




# Temperatur auslesen und Mittel bestimmen
temp = calc_average_temp(temp_sensors)
rain = None # Logik für die beiden hier noch implementieren, ggf Temp Logik anpassen
wind = None


# Bedingungen für den Actuator
threshold = int(config["temp_threshold"])

roof_should_open = (
    # rain == 0 and  # falls 0/1 für trocken / nass
    # wind < 1 and   # ebenso für Wind
    temp >= threshold
)

# Actuator
act_pin = int(config["actuator_pin"])
GPIO.setup(act_pin, GPIO.OUT)

if roof_should_open:
    GPIO.output(act_pin, GPIO.HIGH)
else:
    GPIO.output(act_pin, GPIO.LOW)

# in die DB schreiben
log_to_db(temp, rain, wind, int(roof_should_open))

GPIO.cleanup()