def _get_code_list(code_text):
l = []
try:
code = Code.get(text=code_text)
code_log = code.clean_up_if_expired() # new CodeLog instance if code is expired
l.append(code if code_log is None else code_log)
except Code.DoesNotExist:
pass
l.extend(list(CodeLog.select().where(CodeLog.text == code_text).order_by(CodeLog.id.desc())))
return l
def _try_redeem_code(code_text, redeem_info, user_id):
# return None if failed, else return CodeLog instance
try:
code = Code.get(text=code_text)
except Code.DoesNotExist:
return
if code.is_redeemable():
return code.redeem(redeem_info, user_id) # return CodeLog
else:
code.clean_up_if_expired()
return