import pygame, sys, random

from pygame.sprite import AbstractGroup

class Crosshair(pygame.sprite.Sprite):

    def __init__(self, pos_x, pos_y, image):
        super().__init__()

        self.image = pygame.image.load(image)

        self.rect = self.image.get_rect()

        self.rect.topleft = [pos_x, pos_y]

    def shoot(self):

        pygame.sprite.spritecollide(crosshair, target_sprites, True)

    def update(self):

        self.rect.center = pygame.mouse.get_pos()

class Target(pygame.sprite.Sprite):

    def __init__(self, picture_path, pos_x, pos_y):

        super().__init__()

        self.image = pygame.image.load(picture_path)

        self.rect = self.image.get_rect()

        self.rect.x = pos_x

        self.rect.y = pos_y


class GameState(pygame.sprite.Sprite):

    def __init__(self):

        self.state = 'intro'

    def intro(self):
        
        for event in pygame.event.get():
          
            if event.type == pygame.QUIT:
                
                pygame.quit()

                sys.exit()

            if event.type == pygame.MOUSEBUTTONDOWN:

                self.state = 'main_game'


        screen.blit(background,(0,0))

        screen.blit(ready_text, (screen_width/2-115,screen_height/2-33))

        player_group.draw(screen)

        player_group.update()

        pygame.display.flip()

    def main_game(self):

        for event in pygame.event.get():
          
            if event.type == pygame.QUIT:
                
                pygame.quit()

                sys.exit()

            if event.type == pygame.MOUSEBUTTONDOWN:

                crosshair.shoot()

        screen.blit(background,(0,0))

        target_sprites.draw(screen)

        player_group.draw(screen)

        player_group.update()

        pygame.display.flip()

    def state_manager(self):

        if self.state == 'intro':

            self.intro()

        if self.state == 'main_game':

            self.main_game()


pygame.init()
clock = pygame.time.Clock()
game_state = GameState()


screen_width = 1600 
screen_height = 900
screen = pygame.display.set_mode((screen_width,screen_height))
pygame.display.set_caption("Sprites")
background = pygame.image.load("W:\\12\\noah.burrell\Programming\Practice\Pygame\BG.png")
ready_text = pygame.image.load("W:\\12\\noah.burrell\Programming\Practice\Pygame\\ready.png")
pygame.mouse.set_visible(False)

crosshair = Crosshair(200, 200, "W:\\12\\noah.burrell\Programming\Practice\Pygame\crosshair.png")

player_group = pygame.sprite.Group()
player_group.add(crosshair)


target_sprites = pygame.sprite.Group()

for target in range(50):

    new_target = Target("W:\\12\\noah.burrell\Programming\Practice\Pygame\\target.png",random.randrange(0, screen_width), random.randrange(0, screen_height))

    target_sprites.add(new_target)


while True:

    game_state.state_manager()
    
    clock.tick(60)