import sys,os,json

def validated_input(say,validator):
    while True:
        i = raw_input(say)
        if validator(i):
            return i

def load():
	if not os.path.exists(".kinox.pkl"):
		return {}

	f = open(".kinox.pkl","rb")
	obj = json.load(f)
	f.close()
	return obj

def main():
	if len(sys.argv) != 2:
		print "Benutzung: kinox_persistent_reader.py <Staffel>"
		return

	obj = load()

	if not sys.argv[1] in obj.keys():
		print "'%s' existiert nicht" % sys.argv[1]
		print "Bitte fuege die Serie zuerst hinzu mit: kinox_persistent.py <url_zum_stream>"
		return

	seasons = obj[sys.argv[1]]

	while True:
		print "Staffeln:",
		for season in seasons.keys():
			print "%s," % season,
		print ""
		season = validated_input("Staffel::", lambda x: x.isdigit() and x in seasons.keys() or x=="q")
		if season == "q":
			break
		print "Folgen::",
		for episode in seasons[season].keys():
			print "%s," % episode,
		print ""
		episode = validated_input("Folge:", lambda x: x.isdigit() and x in seasons[season].keys())
		print "Hoster:"
		for hoster in seasons[season][episode]:
			print "-%s:'%s'" % (hoster["name"],hoster["link"])

if __name__ == "__main__":
	main()