# Reference: https://github.com/lesp/LXF314---ntfy.sh-with-Raspberry-Pi-Pico-W
#            https://github.com/robert-hh/Onewire_DS18X20

from machine import Pin
import machine, onewire, ds18x20, time
import network
import urequests as requests

# AP
WIFI_SSID = "Wokwi-GUEST"
WIFI_PASS = ""

# ntfy.sh url
URL = "https://ntfy.sh/MicropythonTest"

def connect_wifi():
  wifi = network.WLAN(network.STA_IF)
  wifi.active(True)
  if not wifi.isconnected():
    print('connecting to network...')
    wifi.connect(WIFI_SSID, WIFI_PASS)
    while not wifi.isconnected():
      time.sleep(1)
  print('network config:', wifi.ifconfig())

  return

# Start Function
if __name__ == '__main__':
  # Define GPIO pins for LED and push button
  led1_pin = Pin(26, Pin.OUT)
  led2_pin = Pin(27, Pin.OUT)
  led1_pin.value(False)
  led2_pin.value(False)
  button_pin = Pin(21, Pin.IN, Pin.PULL_UP)  # Internal pull-up resistor

  ds_pin = machine.Pin(22)
  ds_sensor = ds18x20.DS18X20(onewire.OneWire(ds_pin))

  roms = ds_sensor.scan()
  print(roms)

  connect_wifi() # Connecting to WiFi Router
  requests.post(URL,
                headers={"Content-Type": "text/plain"},
                data="temperature")
  #requests.close()
  print("Send success!")

  while True:
    led1_pin.value(not led1_pin.value())
    ds_sensor.convert_temp()
    time.sleep(1)
    for rom in roms:
      led2_pin.value(True)
      temp_c = ds_sensor.read_temp(rom)
      temperature = str(temp_c)+" C" # Degree Celsius => \u2103
      print(temperature)
      #connect_wifi() # Connecting to WiFi Router
      requests.post(URL,
                    headers={"Content-Type": "text/plain"},
                    data=temperature)
      #requests.close()
      print("Send success!")
      led2_pin.value(False)

    time.sleep(10)