InternPe-Project/Snake.py at first-python · Archana98-bit/InternPe-Project · GitHub

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from tkinter import *
import random

game_width = 700
game_height = 700

speed = 50
space_size = 50
body_parts = 4

snake_color = "blue"
food_color = "red"
background_color = "black"


class Snake :
    def __init__(self) :
        self.body_size = body_parts
        self.coordinates = []
        self.squares = []

        for i in range(0, body_parts) :
            self.coordinates.append([0, 0])

        for x, y in self.coordinates :
            square = canvas.create_rectangle(x, y, x + space_size, y + space_size, fill=snake_color, tag="snake")
            self.squares.append(square)

class Food :
    def __init__(self) :
        x = random.randint(0, (game_width / space_size)-1) * space_size
        y = random.randint(0, (game_height / space_size)-1) * space_size
        self.coordinates = [x, y]

        canvas.create_oval(x, y, x + space_size, y + space_size, fill=food_color, tag="food")

def next_turn(snake, food) :
    x, y = snake.coordinates[0]
    if direction == "up" :
        y -= space_size

    elif direction == "down" :
        y += space_size

    elif direction == "left" :
        x -= space_size

    elif direction == "right" :
        x += space_size

    snake.coordinates.insert(0, (x, y))
    square = canvas.create_rectangle(x, y, x + space_size, y + space_size, fill=snake_color)

    snake.squares.insert(0, square)

    if x == food.coordinates[0] and y == food.coordinates[1] :
        global score

        score += 1

        label.config(text = "Score : {}".format(score))

        canvas.delete("food")

        food = Food()

    else :
      del snake.coordinates[-1]

      canvas.delete(snake.squares[-1])

      del snake.squares[-1]

    if check_collisions(snake) :
        game_over()

    else :
     window.after(speed, next_turn, snake, food)


def change_direction(new_direction) :
    global direction

    if new_direction == 'left' :
        if direction != 'right' :
            direction = new_direction

    elif new_direction == 'right' :
        if direction != 'left' :
            direction = new_direction

    elif new_direction == 'up' :
        if direction != 'down' :
            direction = new_direction

    elif new_direction == 'down' :
        if direction != 'up' :
            direction = new_direction

def check_collisions(snake) :
   x, y = snake.coordinates[0]

   if x < 0 or x >= game_width :
        return True

   elif y < 0 or y >= game_height :
        return True

   for body_part in snake.coordinates[1:] :
        if x == body_part[0] and y == body_part[1] :
            print("GAME OVER")
            return True

   return False

def game_over() :
    canvas.delete(ALL)
    canvas.create_text(canvas.winfo_width()/2, canvas.winfo_height()/2, font=('consolas', 70), text="GAME OVER", fill="green", tag="Game over")

window = Tk()
window.title("SNAKE GAME")
window.resizable(False, False)

score = 0
direction = "down"

label = Label(window, text = "Score:{}".format(score), font=('consolas', 40))
label.pack()

canvas = Canvas(window, bg=background_color, height=game_height, width=game_width)
canvas.pack()

window.update()

window_width = window.winfo_width()
window_height = window.winfo_height()
screen_width = window.winfo_screenwidth()
screen_height = window.winfo_screenheight()

x = int((screen_width/2) - (window_width/2))
y = int((screen_height/2) - (window_height/2))

window.geometry(f'{window_width}x{window_height}+{x}+{y}')

window.bind('<Left>', lambda event: change_direction('left'))
window.bind('<Right>', lambda event: change_direction('right'))
window.bind('<Up>', lambda event: change_direction('up'))
window.bind('<Down>', lambda event: change_direction('down'))


s = Snake()
f = Food()

next_turn(Snake, Food)

window.mainloop()