Shooter Game - Game 2

from pygame import *
#-----------------------------#
# Add random module
from random import randint
#-----------------------------#

# Background music
mixer.init()
mixer.music.load('space.ogg')
mixer.music.play()

#-----------------------------#
# Load images --- Add your enemy!
img_back = "galaxy.jpg" #game background
img_hero = "rocket.png" #hero
img_enemy = "ufo.png" #enemy
#-----------------------------#

# Create a window
win_width = 700
win_height = 500
window = display.set_mode((win_width, win_height))
display.set_caption("Space shooter")
background = transform.scale(image.load(img_back), (win_width, win_height))

#-----------------------------#
# Fonts and captions
font.init()
font2 = font.SysFont('Comic Sans MS', 30)

score = 0 #ships destroyed
lost = 0 #ships missed
#-----------------------------#

# GameSprite class - inheriting from class Sprite
class GameSprite(sprite.Sprite):
    def __init__(self, player_image, player_x, player_y, size_x, size_y, player_speed):
        # Call for the class (Sprite) constructor:
        sprite.Sprite.__init__(self)

        # Every sprite must store the image property
        self.image = transform.scale(image.load(player_image), (size_x, size_y))
        self.speed = player_speed

        # Every sprite must have the rect property – the rectangle it is fitted in
        self.rect = self.image.get_rect()
        self.rect.x = player_x
        self.rect.y = player_y

    # Puts the character in the window
    def reset(self):
        window.blit(self.image, (self.rect.x, self.rect.y))

# Player class - inherits from GameSprite
class Player(GameSprite):
    # Function to control the sprite with arrow keys - only LEFT and RIGHT needed
    def update(self):
        keys = key.get_pressed()
        if keys[K_LEFT] and self.rect.x > 5:
            self.rect.x -= self.speed
        if keys[K_RIGHT] and self.rect.x < win_width - 80:
            self.rect.x += self.speed

    # Function to "shoot" (use the player position to create a bullet there)
    def fire(self):
        pass

#-----------------------------#
# Add your enemy class

class Enemy(GameSprite):
    #enemy movement
    def update(self):
        self.rect.y += self.speed
        global lost
        #disappears upon reaching the screen edge
        if self.rect.y > win_height:
            self.rect.x = randint(80, win_width - 80)
            self.rect.y = 0
            lost = lost + 1

#-----------------------------#

# Create sprites
ship = Player(img_hero, 5, win_height - 100, 80, 100, 10)


#-----------------------------#
# ALIEN LOOP!

monsters = sprite.Group()
for i in range(1,10):
   #player_image, player_x, player_y, size_x, size_y, player_speed
   monster = Enemy(img_enemy, randint(80, win_width - 80), -40, 80, 50, randint(1, 10))
   monsters.add(monster)

#-----------------------------#

# The "game is over" variable
# As soon as it becomes True, all sprites stop working in the main loop
finish = False

# Main game loop
# The game is reset by the window close button
run = True

#-----------------------------#
# UPDATE THE GAME LOOP!
# inside if not finish --- aliens, text
#-----------------------------#

while run:
    # "Close" button press event
    for e in event.get():
        if e.type == QUIT:
            run = False

    if not finish:
        # Update the background
        window.blit(background,(0,0))

        # Add text on the screen
        text = font2.render("Score: " + str(score), 1, (255, 255, 255))
        window.blit(text, (10, 20))

        text_lose = font2.render("Missed: " + str(lost), 1, (255, 255, 255))
        window.blit(text_lose, (10, 50))

        # Start sprite movements
        ship.update()
        monsters.update()

        # Update them in a new location in each loop iteration
        ship.reset()
        monsters.draw(window)

        display.update()

    #the loop is executed each 0.05 sec
    time.delay(50)