from machine import Pin, I2C
from ssd1306 import SSD1306_I2C
import  sys
import time
import dht
dht22 = dht.DHT22(Pin(9))
led1 = Pin(3,Pin.OUT)
led2 = Pin(1,Pin.OUT)

pix_res_x = 128
pix_res_y = 64


def init_i2c(scl_pin, sda_pin):
    # Initialize I2C device
    i2c_dev = I2C(1, scl=Pin(scl_pin), sda=Pin(sda_pin), freq=200000)
    i2c_addr = [hex(ii) for ii in i2c_dev.scan()]
   
    if not i2c_addr:
        print('No I2C Display Found')
        sys.exit()
    else:
        print("I2C Address      : {}".format(i2c_addr[0]))
        print("I2C Configuration: {}".format(i2c_dev))
   
    return i2c_dev




def display_text(oled):
    # Display text on the OLED
    oled.fill(0)
    dht22.measure()
    temperature_C = dht22.temperature()
    if temperature_C > 40:
        led1.value(1)
        time.sleep(1)
        led1.value(0)

    humidity = dht22.humidity()

    if humidity > 50:
        led2.value(1)
        time.sleep(1)
        led2.value(0)
        
    temperature_F=32+(1.8*temperature_C)
    oled.text('temp in C ',0,10)
    oled.text(str(temperature_C),5,20)
    oled.text('Humidity  ',0,30)
    oled.text(str(humidity),5,40)
    oled.show()
    time.sleep(2)




def main():
    i2c_dev = init_i2c(scl_pin=27, sda_pin=26)
    oled = SSD1306_I2C(pix_res_x, pix_res_y, i2c_dev)
    display_text(oled)


if __name__ == '__main__':
    main()