# https://how2electronics.com/how-to-use-adc-in-raspberry-pi-pico-adc-example-code/
# https://wiki.seeedstudio.com/Grove-Temperature_Sensor/
# https://www.iope.com.br/sensor-temperatura-pt100#:~:text=Essa%20varia%C3%A7%C3%A3o%20da%20resist%C3%AAncia%20el%C3%A9trica,el%C3%A9trica%20em%20fun%C3%A7%C3%A3o%20da%20temperatura%2C
# https://wiki.sj.ifsc.edu.br/index.php/ESTE:_Analog_Temperature_Sensor_2_(NTC_-_Negative_Temperature_Coeficient)
# https://docs.wokwi.com/pt-BR/parts/wokwi-ntc-temperature-sensor
 
from machine import ADC, Pin
import utime
from prints import *
from blink_led import *
from scale import *

# ---------------------------------------
# PORTS CONFIGURATION
led = Pin(1,Pin.OUT)

adc = machine.ADC(26)    # create ADC object on ADC pin

# INITIAL TIMESTAMP TIME
timestamp_initial = utime.ticks_us()

# SETUP DESIRED PRINTS
show_prints = prints()
show_prints.temperatura()
show_prints.all_params()

# SETUP TEMPERATURE SCALE
escala = scale.celsius

# ---------------------------------------
# ---------------------------------------

def ler(escala):
  get_timestamp()  

  analogValue = adc.read_u16() # Values: 0-65535
  analogValue = analogValue/64 # Values: 0-1023  
  if(show_prints.valor_adc_ == True):
    print('O valor adc lido é:',analogValue) 

  temperatura = scale.convert(show_prints, escala, analogValue)
  
  average_temperature(temperatura)  

# ---------------------------------------
# ---------------------------------------
def get_timestamp():
  timestamp_actual = utime.ticks_us()
  timepassed = (timestamp_actual - timestamp_initial ) /1000000
  if(show_prints.tempo_==True):
    print('{:0.2f}s'.format(timepassed))  

# ---------------------------------------
lista_temperaturas = [] 
def average_temperature(temperatura):
  #Append value to a list
  #Print average of last temperature values
  lista_temperaturas.append(temperatura)
  if(len(lista_temperaturas)>7):
    lista_temperaturas.pop(0)
    media = sum(lista_temperaturas)/len(lista_temperaturas)
    if(show_prints.media_==True):
     print('Média últimos valores: {:0.2f}ºC '.format(media))


# ---------------------------------------
# ---------------------------------------
while True:

    if(show_prints.has_prints == False):
      print('--------------')

    ler(escala)

    blink_led(led,400)