# M2_IoT : [semana 3] - BaseDatos

# L I B R E R I A S #

# Librerias para LED
import machine
import time

# Librerias para LCD
from machine import I2C, Pin
from i2c_lcd import I2cLcd

# Librerias para Sensor
from machine import Pin
from time import sleep
import dht

# Librerias para FireBase
import network
import urequests
import json


# S E T U P #

# S e t u p  L E D
led=Pin(2, Pin.OUT)

# S e t u p  L C D
AdressOfLcd = 0x27
i2c = I2C(1,scl=Pin(22) , sda=Pin(21) , freq=400000)
lcd = I2cLcd(i2c , AdressOfLcd , 2 , 16)

# S e t u p  Sensor
sensor = dht.DHT22(Pin(15))

# S e t u p  FireBase
wlan=network.WLAN(network.STA_IF)
wlan.active(True)
wlan.connect("Wokwi-GUEST","")



# C O D I G O S  P R U E B A #

# C o d i g o  L E D
#for i in range(1):
  #led.value(1)
  #time.sleep(1)
  #led.value(0)
  #time.sleep(1)

# C o d i g o  Sensor
#sensor.measure()
#temp = sensor.temperature()
#print("Temperature : %3.1f C" %temp)

# C o d i g o  L C D
#lcd.move_to(0 , 0)
#lcd.putstr('Temp : %3.1f C' %temp)
#lcd.move_to(0 , 1)
#lcd.putstr('Status:')


# C O D I G O  F I N A L # 

while True : 
  
  tiempoLimite = time.ticks_add(time.ticks_ms(), 5000)

  # Medir temperatura
  sensor.measure()
  temp = sensor.temperature()

  # Condición de Análisis
  if temp<20:
    status = 'Cold'
  if temp>=20 and temp<35:
    status = 'Good'
  if temp>=35:
    status = 'Hot'

  # Imprimir info en LCD
  lcd.move_to(0 , 0)
  lcd.putstr('Temp : %3.1f C' %temp)
  lcd.move_to(0 , 1)
  lcd.putstr('Status : %s' %status)


  # Transmisión de Datos
  while time.ticks_diff(tiempoLimite, time.ticks_ms()) > 0:
    for i in range(5):
      led.value(1)
      time.sleep(0.5)
      led.value(0)
      time.sleep(0.5)
    

    while not wlan.isconnected():
      pass

    URL = "https://mob-100-cc30d-default-rtdb.firebaseio.com/DATA/.json"

    # Convertir valores "int" a "str"
    status=str(status)
    temp=str(temp)

    # Update data
    data="{\"code\":\"DHT22\",\"date\":\"11/Sep/2022\",\"status\":\""+status+"\",\"value\":\""+temp+"\"}"
    
    #data="{\"status\":\""+status+"\"}"

    r = urequests.patch(URL, data=data)

    results = r.json()
    print(results)