# -*- coding: utf-8 -*-

'''

认证授权信息持久化

'''

import json

import os

import uuid

# 配置文件保存位置

DEFAULT_CONFIG_FILE = os.path.join(os.path.expanduser('~'), '.dueros.json')

def load(client_id=None, client_secret=None):

'''

认证授权信息加载

:param client_id:开发者注册信息

:param client_secret: 开发者注册信息

:return:

'''

if os.path.isfile(DEFAULT_CONFIG_FILE):

configfile = DEFAULT_CONFIG_FILE

else:

product_id = "EddyLiu-" + uuid.uuid4().hex

return {

"dueros-device-id": product_id,

"client_id": client_id,

"client_secret": client_secret

}

with open(configfile, 'r') as f:

config = json.load(f)

require_keys = ['dueros-device-id', 'client_id', 'client_secret']

for key in require_keys:

if not ((key in config) and config[key]):

raise KeyError('{} should include "{}"'.format(configfile, key))

return config

def save(config, configfile=None):

'''

认证授权信息保存

:param config:

:param configfile:

:return:

'''

if configfile is None:

configfile = DEFAULT_CONFIG_FILE

with open(configfile, 'w') as f:

json.dump(config, f, indent=4)