#from picamera import PiCamera
import adafruit_dht
import board
import json

class RaspySensors:
    '''Class to handle all sensors'''
    def __init__(self) -> None:
        '''Init all Sensors'''
        #Message if Error
        #Air Temperature & Humidity
        self.dht22 = adafruit_dht.DHT22(board.D4, use_pulseio=False)

        #global Variables
        self.sensorData ={
            "Air Temperature" : 0,
            "Air Humidity" : 0,
            "Earth Humidity" : 0,
            "Brightness" : 0
        }

    def readSensors(self):
        '''Read all Sensors and return Dictionary with data'''

        #read DHT22
        #if Error reading Data try again
        while True:
            try:
                self.sensorData["Air Temperature"] = self.dht22.temperature
                self.sensorData["Air Humidity"] = self.dht22.humidity
            except:
                continue
            
            break

        return self.sensorData
    
    def takePicture(self):
        '''Take picture and return image'''
        return self.image
    
    def readPosition(self):
        '''Read and return Position'''
        return self.position


#for Testing only
def main():
    sensors = RaspySensors()
    test = sensors.readSensors()
    print("Data:" + json.dumps(test))

if __name__ == "__main__": 
    main()