main.py

import time
from turtle import Screen
from food import Food
from snake import Snake
from scoreboard import Scoreboard

screen = Screen()
screen.setup(width=600, height=600)
screen.bgcolor("black")
screen.title("Snake Game")
screen.tracer(0)

snake = Snake()
food = Food()
scoreboard = Scoreboard()

screen.listen()
screen.onkey(snake.up, "Up")
screen.onkey(snake.down, "Down")
screen.onkey(snake.left, "Left")
screen.onkey(snake.right, "Right")

game_is_on = True

while game_is_on:
    screen.update()
    time.sleep(0.1)
    snake.move()

    # detect collision

    if snake.segments[0].distance(food) < 20:
        scoreboard.increase_score()
        food.refresh()
        snake.extend()

    if (snake.segments[0].xcor()) > 280 or (snake.segments[0].xcor()) < -280 or (snake.segments[0].ycor()) > 280 or (snake.segments[0].ycor()) < -280:
        game_is_on = False
        scoreboard.game_over()

    for segment in snake.segments[1:]:
        if snake.segments[0].distance(segment) < 10:
            game_is_on = False
            scoreboard.game_over()

screen.exitonclick()