import machine
from machine import Pin, I2C
# from machine import Pin, SoftI2C
from time import sleep,sleep_ms
import sys
import sh1107
import urandom as random
import dht

# SH1107 is vertically oriented 64x128
WIDTH = 128
HEIGHT = 64

def randint(min, max):
  span = max - min + 1
  div = 0x3FFFFFFF // span
  offset = random.getrandbits(30) // div
  val = min + offset
  return val

currentBoard=""
if(sys.platform=="esp8266"):
  currentBoard="esp8266"
  I2C_SDA =4 # GPIO4(D2)
  I2C_SCL =5 # GIPO5(D1)
  i2c = I2C(scl=Pin(I2C_SCL), sda=Pin(I2C_SDA), freq=10000)       #initializing the I2C method for ESP8266
elif(sys.platform=="esp32"):
  currentBoard="esp32"
  I2C_SDA =21 # GPIO21(I2C SDA)
  I2C_SCL =22 # GPIO22(I2C SCL)
  sensor = dht.DHT22(Pin(15))
  # Initialize I2C for SH1107 display on GP16 (SDA) and GP17 (SCL)
  i2c = I2C(0, scl=Pin(I2C_SCL), sda=Pin(I2C_SDA), freq=400000)     #initializing the I2C method for ESP32
  # i2c = SoftI2C(scl=Pin(I2C_SCL), sda=Pin(I2C_SDA))     #initializing the I2C method for ESP32
elif(sys.platform=="rp2"):
  currentBoard="Pi-Pico"
  I2C_SDA =16 # GPIO16(I2C SDA)
  I2C_SCL =17 # GPIO17(I2C SCL)
  sensor = dht.DHT22(Pin(22))
  # Initialize I2C for SH1107 display on GP16 (SDA) and GP17 (SCL)
  i2c = I2C(0, scl=Pin(I2C_SCL), sda=Pin(I2C_SDA))
print("Hello, " + sys.platform + "!")

oled = sh1107.SH1107_I2C(WIDTH, HEIGHT, i2c)

# Small delay to allow the OLED to initialize
sleep(1)

# Display a test message
oled.fill(0)  # Clear the screen
oled.text("Hello, Wokwi!", 0, 0)
oled.show()

while True:
  sensor.measure() # read the parameters from the sensor
  t = sensor.temperature()
  h = sensor.humidity()
  # t=randint(1,50)
  # h=randint(1,100)

  oled.fill(0)
  oled.text(f"Temp: {t:.2f}C", 0, 10, 1)
  oled.text(f"Hum: {h/100:.2%}", 0, 20, 1)
  oled.show()
  sleep_ms(500)