from machine import I2C, Pin, ADC
import network
import ntptime
import time
from ds1307 import DS1307
from i2c_lcd import I2cLcd

# ---------------- WIFI ----------------
ssid = "Wokwi-GUEST"
password = ""

wifi = network.WLAN(network.STA_IF)
wifi.active(True)
wifi.connect(ssid, password)

while not wifi.isconnected():
    pass

print("==============================")
print(" Hello Smart-ENEng. of RMUTI ")
print("==============================")
print("WiFi Connected")

# ---------------- I2C ----------------
i2c = I2C(0, scl=Pin(22), sda=Pin(21), freq=100000)

# ---------------- LCD ----------------
lcd = I2cLcd(i2c, 0x27, 20, 4)

# ---------------- RTC ----------------
rtc = DS1307(i2c)

# ---------------- Sync Time จาก NTP ----------------
ntptime.settime()

t = time.localtime(time.time() + 25200)   # +7 Thailand

year  = t[0]
month = t[1]
day   = t[2]
hour  = t[3]
minute= t[4]
sec   = t[5]

# ตั้งเวลา DS1307 แค่ครั้งเดียว
rtc.set_time(year, month, day, 0, hour, minute, sec)

# ---------------- POT ----------------
pot = ADC(Pin(39))
pot.atten(ADC.ATTN_11DB)
pot.width(ADC.WIDTH_12BIT)

# ---------------- Welcome Screen ----------------
lcd.clear()
lcd.move_to(2,1)
lcd.putstr("Hello Smart-ENEng")
lcd.move_to(7,2)
lcd.putstr("RMUTI")

time.sleep(3)
lcd.clear()

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

    dt = rtc.datetime()

    year  = dt[0]
    month = dt[1]
    day   = dt[2]

    hour   = dt[4]
    minute = dt[5]
    sec    = dt[6]

    pot_value = pot.read()

    lcd.move_to(0,0)
    lcd.putstr(" Smart ENEng System ")

    lcd.move_to(0,1)
    lcd.putstr("Date: {:02d}/{:02d}/{:04d}".format(day, month, year))

    lcd.move_to(0,2)
    lcd.putstr("Time: {:02d}:{:02d}:{:02d}".format(hour, minute, sec))

    lcd.move_to(3,3)
    lcd.putstr("slide : {:4d}   ".format(pot_value))

     # -------- Serial Monitor --------
    print("Date: {:02d}/{:02d}/{:04d}".format(day, month, year))
    print("Time: {:02d}:{:02d}:{:02d}".format(hour, minute, sec))
    print("Slide:", pot_value)
    print("--------------------------")

    time.sleep(1)