# website: https://jimirobot.tw by jimi
from machine import Pin, I2C, RTC
import ssd1306
import utime
import network
import urequests
import ujson

i2c = I2C(0, scl=Pin(22), sda=Pin(21))
oled = ssd1306.SSD1306_I2C(128, 64, i2c)

def go_wifi():
    try:
        wifi = network.WLAN(network.STA_IF)
        wifi.active(True)
        wifi.connect('Wokwi-GUEST', '')  # wifi ssid and password
        for i in range(20):
            utime.sleep(1)
            if wifi.isconnected():
                break
        if wifi.isconnected():
            print('WiFi connection OK!')
            print('Network Config=', wifi.ifconfig())
        else:
            print('WiFi connection Error')
    except Exception as e:
        print(e)

def get_net_time():
    clk_url = 'http://worldtimeapi.org/api/timezone/asia/taipei'
    try:
        response = urequests.get(clk_url)
        if response.status_code == 200:
            data = ujson.loads(response.text)
            time_data = data['datetime']
            year, month, day, hour, minute, second = map(int, time_data.split('T')[0].split('-') + time_data.split('T')[1][:8].split(':'))
            rtc = RTC()
            rtc.init((year, month, day, 0, hour, minute, second, 0))
            print("Time_Update Okay")
        else:
            print("update fail")
    except Exception as e:
        print(e)
        print('get net error !')
        go_wifi()

go_wifi()
get_net_time()

while True:
    utime.sleep(1)
    current_time = RTC().datetime()
    current_time = (current_time[0], current_time[1], current_time[2], current_time[3] + 1, current_time[4], current_time[5], current_time[6], current_time[7])
    datetime_str = "({:04d}, {:02d}, {:02d}, {:02d}, {:02d}, {:02d}, {:02d}, {:06d})".format(*current_time)
    print("B10913095 彭鈺森", datetime_str)
    oled.fill(0)
    oled.text('B10913095', 10, 10)
    oled.text('({:04d}, {:02d}, {:02d}, '.format(*current_time[:3]), 1, 20)
    oled.text('{:02d}, {:02d}, {:02d}, '.format(*current_time[3:6]), 1, 30)
    oled.text('{:02d}, {:06d})'.format(*current_time[6:8]), 1, 40)
    oled.show()