import pygame, sys, time
import random
import pygame.locals
#initalize pygame
pygame.init()
fps = 60
framesPerSec = pygame.time.Clock()
SCORE = 0
#colours
BLUE  = (0, 0, 255)
RED   = (255, 0, 0)
GREEN = (0, 255, 0)
BLACK = (0, 0, 0)
WHITE = (255, 255, 255)
#fonts
font = pygame.font.SysFont("Verdana", 60)
font_small = pygame.font.SysFont("Verdana", 20)
game_over = font.render("Game Over", True, BLACK)
scoreMsg = "Your score: {0}".format(SCORE)
show_score = font_small.render(scoreMsg, True, BLACK)

SPEED = 5


#set up screen
screen = pygame.display.set_mode((400,600))
screen.fill(WHITE)
pygame.display.set_caption("Racing Game")

#player sprite
class Player(pygame.sprite.Sprite):
  def __init__(self):
    super().__init__()
    self.image = pygame.image.load("Player.png")
    self.rect = self.image.get_rect()
    self.rect.center = (160, 520)
  def move(self):
    SCREENWIDTH = 400
    pressed_keys = pygame.key.get_pressed()
    if self.rect.left > 0:
      if pressed_keys[pygame.K_LEFT]:
        self.rect.move_ip(-10, 0)
    if self.rect.right < SCREENWIDTH:
      if pressed_keys[pygame.K_RIGHT]:
        self.rect.move_ip(10, 0)
  def draw(self, surface):
    surface.blit(self.image, self.rect)


#enemy car sprite
class Enemy(pygame.sprite.Sprite):
  def __init__(self):
    SCREENWIDTH = 400
    super().__init__()
    self.image = pygame.image.load("Enemy.png")
    self.rect = self.image.get_rect()
    self.rect.center=(random.randint(40,SCREENWIDTH-40),0)
  def move(self):
    global SCORE
    self.rect.move_ip(0,SPEED)
    if (self.rect.top > 600):
      self.rect.top = 0
      SCORE+=1
      self.rect.center = (random.randint(30, 370), 0)
  def draw(self, surface):
    surface.blit(self.image, self.rect)

P1 = Player()
E1 = Enemy()
E2 = Enemy()
background = pygame.image.load("AnimatedStreet.png")
#sprite groups or something
enemies = pygame.sprite.Group()
enemies2 = pygame.sprite.Group()
enemies.add(E1)
all_sprites = pygame.sprite.Group()
all_sprites.add(P1)
all_sprites.add(E1)
inc_speed = pygame.USEREVENT + 1
pygame.time.set_timer(inc_speed, 3000)
#game loop
while True:
  for event in pygame.event.get():
    if event.type == inc_speed:
      if SCORE < 35:
        SPEED +=1

    if event.type == pygame.QUIT:
        pygame.quit()
        sys.exit()
  screen.blit(background,(0,0))
  scores = font_small.render(str(SCORE), True, BLACK)
  screen.blit(scores, (10,10))
  for entity in all_sprites:
    screen.blit(entity.image, entity.rect)
    entity.move()
  if pygame.sprite.spritecollideany(P1, enemies):
    pygame.mixer.Sound('crash.wav').play()
    time.sleep(0.5)
    screen.fill(RED)
    screen.blit(game_over, (30,250))
    screen.blit(show_score, (30, 400))
    print("YOUR SCORE is",SCORE)
    pygame.display.update()
    for entity in all_sprites:
      entity.kill()
    time.sleep(2)
    pygame.quit()
    sys.exit()
  P1.draw(screen)
  E1.draw(screen)

  print(SPEED)
  print(f"score{SCORE}")
  pygame.display.update()
  framesPerSec.tick(fps)