import pygame
import random

pygame.init()

#Colors
white=(255,255,255)
black=(0,0,0)
blue=(50,153,213)
red=(255,50,80)
yellow=(255,255,102)
green=(0,255,0)

dis_width=1000
dis_height=600

dis=pygame.display.set_mode((dis_width,dis_height))
pygame.display.set_caption('Snake game by Noahhh!!')

clock=pygame.time.Clock()

snake_block=10
snake_speed=15                 #Speed of snake

font_style=pygame.font.SysFont("bahnschrift",25)
score_font = pygame.font.SysFont("comicsansms",35)

def Your_score(score):
    value = score_font.render("Your Score: " + str(score), True, yellow)
    dis.blit(value,[0,0])

def our_snake(snake_block, snake_list):
    for x in snake_list:
        pygame.draw.rect(dis,black,[x[0],x[1],snake_block, snake_block])

def message(msg, color):
    mesg=font_style.render(msg,True,color)
    dis.blit(mesg,[dis_width/6, dis_height/3])

def gameLoop():
    global snake_speed

    game_over=False
    game_close=False

    x1=dis_width/2
    y1=dis_height/2

    x1_change=0
    y1_change=0

    snake_List=[]
    Length_of_snake=1

    foodx = round(random.randrange(0,dis_width - snake_block) / 10.0) * 10.0
    foody = round(random.randrange(0,dis_height - snake_block) / 10.0) * 10.0

    while not game_over:
        while game_close == True:
            dis.fill(blue)
            message("You lost! Press Q-Quit or C-Play Again", red)
            pygame.display.update()

            for event in pygame.event.get():
                if event.type==pygame.KEYDOWN:
                    if event.key==pygame.K_q:
                        game_over=True
                        game_close=False
                    if event.key==pygame.K_c:
                        gameLoop()

        for event in pygame.event.get():
            if event.type==pygame.QUIT:
                game_over=True
            if event.type == pygame.KEYDOWN:
                if event.key == pygame.K_LEFT:
                    x1_change=-snake_block
                    y1_change=0
                elif event.key == pygame.K_RIGHT:
                    x1_change=snake_block
                    y1_change=0
                elif event.key == pygame.K_UP:
                    y1_change=-snake_block
                    x1_change=0
                elif event.key == pygame.K_DOWN:
                    y1_change=snake_block
                    x1_change=0
        if x1>=dis_width or x1<0 or y1>=dis_height or y1<0:
            game_close=True
                
        x1+=x1_change
        y1+=y1_change
        dis.fill(blue)
        pygame.draw.rect(dis,green,[foodx,foody,snake_block,snake_block])
        # pygame.draw.rect(dis,black,[x1,y1,snake_block,snake_block])
        snake_Head=[]
        snake_Head.append(x1)
        snake_Head.append(y1)
        snake_List.append(snake_Head)

        if len(snake_List) > Length_of_snake:
            del snake_List[0]

        for x in snake_List[:-1]:
            if x==snake_Head:
                game_close=True
        
        our_snake(snake_block,snake_List)
        Your_score(Length_of_snake - 1)

        pygame.display.update()

        if x1==foodx and y1==foody:
            foodx = round(random.randrange(0,dis_width - snake_block) / 10.0) * 10.0
            foody = round(random.randrange(0,dis_height - snake_block) / 10.0) * 10.0
            Length_of_snake+=1
            print("Yummy!!!!")
            snake_speed=snake_speed+5
        clock.tick(snake_speed)

    pygame.quit()
    quit()

gameLoop()