import pygame
import sys
import json
import time

def setUp(config):
    pygame.init()
    if config["fullscreen"]:
        screen = pygame.display.set_mode(config["res"], pygame.FULLSCREEN)
    else:
        screen = pygame.display.set_mode(config["res"])
    clock = pygame.time.Clock()
    running = True
    return screen, clock, running

def readConfig():
    with open('config.json', 'r') as c:
        json_data = c.read()
    return json.loads(json_data)

def main():
    config = readConfig()
    screen, clock, running = setUp(config["screen"])
    while running:
        for event in pygame.event.get():
            if event.type == pygame.QUIT:
                running = False 
            # fill the screen with a color to wipe away anything from last frame
            screen.fill("purple")

            # RENDER YOUR GAME HERE

            # flip() the display to put your work on screen
            pygame.display.flip()

            clock.tick(60)  # limits FPS to 60

    pygame.quit()

if __name__ == '__main__':
    main()