import sys

import pygame

from settings import Settings
from ship import Ship

class AlienInvasion:
    """Overall class to manage game assets and behaviour."""

    def __init__(self):
        """Intialize the game, and create game resources"""
        pygame.init()
        self.settings = Settings()

        self.screen = pygame.display.set_mode((self.settings.screen_witdh, self.settings.screen_heigh))
        pygame.display.set.caption("Alien Invasion")

        self.ship = Ship(self)

        # Set the background color.
        self.bg_color = (230, 230, 230)

    def run_game(self):
        """Start main loop for the game."""
        while True:
            # Watch for keyboard and mouse events.
            for event in pygame.event.get():
                if event.type == pygame.QUIT:
                    sys.exit()

            # Redraw the screen during each  pass through the loop.
            self.screen.fill(self.settings.bg_color)
            self.ship.blitme()

            # Make the most recently drawn screen visible.
            pygame.display.flip()

if __name__ == '__main__':
    # Make  a game instance, and run the game.get()
    ai = AlienInvasion()
    ai.run.game()