import pygame

pygame.init()

GAME_TITLE = 'WMICraft'
WINDOW_HEIGHT = 900
WINDOW_WIDTH = 900
GRID_CELL_PADDING = 3
GRID_CELL_WIDTH = 42
GRID_CELL_HEIGHT = 42
GREEN = (0, 255, 0)

screen = pygame.display.set_mode((WINDOW_HEIGHT, WINDOW_WIDTH))
pygame.display.set_caption(GAME_TITLE)
icon = pygame.image.load('resources/icons/sword.png')
pygame.display.set_icon(icon)


def draw_grid():
    for row in range(20):
        for column in range(20):
            box_rect = [(GRID_CELL_PADDING + GRID_CELL_WIDTH) * column + GRID_CELL_PADDING,
                        (GRID_CELL_PADDING + GRID_CELL_HEIGHT) * row + GRID_CELL_PADDING,
                        GRID_CELL_WIDTH,
                        GRID_CELL_HEIGHT]
            pygame.draw.rect(screen, GREEN, box_rect)


def main():
    running = True

    while running:
        for event in pygame.event.get():
            if event.type == pygame.QUIT:
                running = False
        draw_grid()
        pygame.display.update()

    pygame.quit()


if __name__ == '__main__':
    main()