from machine import Pin, I2C, Timer
from ssd1306 import SSD1306_I2C
from framebuf import FrameBuffer, MONO_HLSB
import gc
from rede import Rede
from requests import get
from time import localtime, time, sleep_ms
from ntptime import settime

grana='https://economia.awesomeapi.com.br/json/last/USD-BRL'

r = Rede("Wokwi-GUEST", "", conecta=False)
r.conectar(tentativas=40, intervalo=500)

try:
    if r.conectado:
        settime()
except OSError as e:
    print ("Deu ruim")
    print (e)
    
ts = localtime()
print(ts)


i2c = I2C(0, scl=Pin(9), sda=Pin(8), freq=400000)  # I2C no ESP32
oled_width = 128
oled_height = 64
oled = SSD1306_I2C(oled_width, oled_height, i2c)


def update(t):
    global atualiza

    atualiza = True


def cotar():
    global grana

    r=get(grana)
    print (r.status_code)

    conteudo = r.text()
    print(conteudo)
    #resultado = r.json()['USDBRL']
    #for k in resultado:
        #print (f'{k}: {resultado[k]}')


    #oled.fill(0)  # Limpa o display
    #oled.text(m, 10, 10)  # Escreve no display nas coordenadas x e y
    #oled.show() 


tim = Timer(0)

tim.init(period=60000, mode=Timer.PERIODIC, callback=cotar)

atualiza = True

while True:
    if atualiza:
        cotar()
        sleep_ms(10)
        atualiza = False