import machine
from machine import Pin
import network
import time
import urequests
import json
import ubinascii
import os
import dht

# AP
WIFI_SSID1 = '1234' # "Your network name";
WIFI_PASS1 = '5678' # "Your network password";
WIFI_SSID2 = "2345" # Your WiFi SSID
WIFI_PASS2 = "6789" # Your WiFi Password
WIFI_SSID3 = "3456" # Your WiFi SSID
WIFI_PASS3 = "7890" # Your WiFi Password
# WIFI_SSID = "Wokwi-GUEST"
# WIFI_PASS = ""

# Google Apps Script Web App
GSCRIPT_ID = 'AKfycbxMjwPXNzdXrWv_sHVLu1oURQuoPP9DQRWAPdYRxRiV7aZFmOG5wuQT_VODvmT7nfUf'
GOOGLE_SCRIPT_URL = 'https://script.google.com/macros/s/'+GSCRIPT_ID+'/exec' #Google Apps Script Web API

# Deep Sleep 間隔時間（單位：毫秒）=> 這裡設置為 1 小時
SLEEP_DURATION_MS = 60 * 60 * 1000
# SLEEP_DURATION_MS = 10 * 1000

button_down = False
button_up = False

# 連接 Wi-Fi
def connect_wifi():
  print("Scanning for WiFi networks, please wait...")
  wifi = network.WLAN(network.STA_IF)
  wifi.active(True)

  num = 0
  for (ssid, bssid, channel, RSSI, authmode, hidden) in wifi.scan():
    if WIFI_SSID1 in ssid:
      WIFI_SSID = WIFI_SSID1   # Your WiFi SSID
      WIFI_PASS = WIFI_PASS1   # Your WiFi Password
      num=1
      break
    elif WIFI_SSID2 in ssid:
      WIFI_SSID = WIFI_SSID2   # Your WiFi SSID
      WIFI_PASS = WIFI_PASS2   # Your WiFi Password
      num=2
      break
    elif WIFI_SSID3 in ssid:
      WIFI_SSID = WIFI_SSID3   # Your WiFi SSID
      WIFI_PASS = WIFI_PASS3   # Your WiFi Password
      num=3
      break
    elif "Wokwi-GUEST" in ssid:
      WIFI_SSID = "Wokwi-GUEST"
      WIFI_PASS = ""
      num=4
      break

  if (num == 0):
    print("Couldn't get a wifi connection")
    while True:
      pass

  # authmodes = ['Open', 'WEP', 'WPA-PSK' 'WPA2-PSK4', 'WPA/WPA2-PSK']
  print("* {:s}".format(ssid))
  # print("   - Auth: {} {}".format(authmodes[authmode], '(hidden)' if hidden else ''))
  print("   - Channel: {}".format(channel))
  print("   - RSSI: {}".format(RSSI))
  print("   - BSSID: {:02x}:{:02x}:{:02x}:{:02x}:{:02x}:{:02x}".format(*bssid))

  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

def post_to_google_sheets(url, temp, humidity):
  headers = {'Content-Type': 'application/json'}
  payload = json.dumps({
    'temperature': temp,
    'humidity': humidity,
  })

  try:
    # 發送請求到 Google Sheets
    response = urequests.post(url,
                              headers=headers,
                              data=payload)

    print("Weather information uploaded to Google Sheets!", response.text)
    response.close()
  except Exception as e:
    print('Failed to send data:', e)

def go_to_sleep():
  print(f"Going to sleep for {SLEEP_DURATION_MS / 1000} seconds...")
  time.sleep(1)  # 確保訊息輸出完成
  machine.deepsleep(SLEEP_DURATION_MS)

# Function to handle button press interrupt (optional)
def button_press(pin):
  global button_down
  led2_pin.value(not led2_pin.value())
  button_down = True

# Start Function
if __name__ == '__main__':
  print(os.uname())
  print("Hello, " + os.uname().sysname + "!")
  # ESP32 unique ID
  CLIENT_ID = ubinascii.hexlify(machine.unique_id())
  print("Unique ID: ", end="")
  print(CLIENT_ID)

  # Define GPIO pins for LED and push button
  led1_pin = Pin(4, Pin.OUT)
  led2_pin = Pin(2, Pin.OUT)  # Initialize LED on GPIO2
  led1_pin.value(False)
  led2_pin.value(False)
  button_pin = Pin(35, Pin.IN, Pin.PULL_UP)  # Internal pull-up resistor

  # Attach interrupt to the push button pin
  button_pin.irq(trigger=Pin.IRQ_FALLING, handler=button_press)

  dht_sensor = dht.DHT22(machine.Pin(15))

  connect_wifi() # Connecting to WiFi Router

  while True:
    led1_pin.value(not led1_pin.value())

    dht_sensor.measure()
    temp = dht_sensor.temperature()
    humidity = dht_sensor.humidity()

    post_to_google_sheets(GOOGLE_SCRIPT_URL, temp, humidity)

    time.sleep(3600)  # 每小時上傳一次
    # go_to_sleep()