import pygame as pg
from pygame.locals import *
import os
import random as rng
import datetime as dtm



BLACK = Color("black")
RED = Color(200, 0, 0)
GREEN = Color(0, 200, 0)
BLUE = Color(0, 0, 200)
WHITE = Color("white")


def to_hms(diff):
    sec = int(diff.total_seconds())
    hours = sec // 3600
    minutes = (sec - hours * 3600) // 60
    seconds = sec % 60
    return hours, minutes, seconds


def format_timer(hms):
    hours, minutes, seconds = hms
    return "{}:{}:{}".format(
        str(hours).rjust(2, '0'),
        str(minutes).rjust(2, '0'),
        str(seconds).rjust(2, '0'),
    )

def center_place(screen_w, screen_h, surf):
    surf_w, surf_h = surf.get_size()
    return (
        (screen_w - surf_w) // 2,
        (screen_h - surf_h) // 2,
    )

pg.init()
w, h = size = 1440, 900
isfull = False
screen = pg.display.set_mode(size)
font_size = 170
pg.display.set_caption("Таймер хакатона")

title_font = pg.font.Font("Graph.ttf", 80)
main_font = pg.font.Font("Graph.ttf", font_size)

bg_color = WHITE
bg = pg.image.load("bg.png")

hackend = dtm.datetime(year=2024, month=2, day=25, hour=17, minute=0)

running = True
while running:
    for event in pg.event.get():
        if event.type == QUIT:
            running = False

        if event.type == KEYDOWN:
            if event.key == K_ESCAPE:
                running = False
            if event.key == K_SPACE:
                if isfull:
                    pg.display.set_mode(size, 0)
                    isfull = False
                else:
                    pg.display.set_mode(size, FULLSCREEN)
                    isfull = True

    screen.fill(BLACK)
    screen.blit(bg, (0, 0))


    now = dtm.datetime.now()
    diff = hackend - now
    hms = to_hms(diff)
    timer_txt = format_timer(hms)
    text = main_font.render(timer_txt, True, WHITE)
    text_place = center_place(*size, text)
    screen.blit(text, text_place)

    title = title_font.render("До конца хакатона", True, WHITE)
    title_place = center_place(*size, title)
    title_place = (title_place[0], title_place[1] - 170)
    screen.blit(title, title_place)

    pg.display.flip()