'''
Function:
    有道模拟登录
        --PC端: http://account.youdao.com/login?service=dict
        --移动端暂不支持
Author:
    Charles
微信公众号:
    Charles的皮卡丘
GitHub:
    https://github.com/CharlesPikachu
更新日期:
    2020-03-10
'''
import requests
from hashlib import md5


'''
Function:
    有道模拟登录
Detail:
    -login:
        Input:
            --username: 用户名
            --password: 密码
            --mode: mobile/pc
            --crackvcFunc: 若提供验证码接口, 则利用该接口来实现验证码的自动识别
            --proxies: 为requests.Session()设置代理
        Return:
            --infos_return: 用户名等信息
            --session: 登录后的requests.Session()
'''
class youdao():
    def __init__(self, **kwargs):
        self.info = 'youdao'
        self.session = requests.Session()
    '''登录函数'''
    def login(self, username, password, mode='pc', crackvcFunc=None, **kwargs):
        # 设置代理
        self.session.proxies.update(kwargs.get('proxies', {}))
        # 移动端接口
        if mode == 'mobile':
            raise NotImplementedError
        # PC端接口
        elif mode == 'pc':
            self.__initializePC()
            # 模拟登录
            data = {
                    'app': 'web',
                    'tp': 'urstoken',
                    'cf': '7',
                    'fr': '1',
                    'ru': 'http://www.youdao.com',
                    'product': 'DICT',
                    'type': '1',
                    'um': 'true',
                    'username': username,
                    'password': md5(password.encode('utf-8')).hexdigest(),
                    'agreePrRule': '1',
                    'savelogin': '1'
                }
            res = self.session.post(self.login_url, headers=self.login_headers, data=data, allow_redirects=False)
            # 访问主页
            self.session.get(self.home_url)
            # 获取个人信息
            res = self.session.get(self.accountinfo_url, headers=self.info_headers)
            res_json = res.json()
            # 登录成功
            if res_json['msg'] == 'OK' and res_json['code'] == 0:
                print('[INFO]: Account -> %s, login successfully...' % username)
                infos_return = {'username': username}
                infos_return.update(res_json)
                return infos_return, self.session
            # 登录失败
            elif res_json['code'] in [2035]:
                raise RuntimeError('Account -> %s, fail to login, username or password error...' % username)
            # 其他原因
            else:
                raise RuntimeError(res_json.get('msg'))
        # mode输入有误
        else:
            raise ValueError('Unsupport argument in youdao.login -> mode %s, expect <mobile> or <pc>...' % mode)
    '''初始化PC端'''
    def __initializePC(self):
        self.info_headers = {
                                'User-Agent': 'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/72.0.3626.119 Safari/537.36',
                                'Host': 'dict.youdao.com',
                                'Referer': 'http://dict.youdao.com/wordbook/wordlist?keyfrom=dict2.index'
                            }
        self.login_headers = {
                                'User-Agent': 'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/80.0.3987.132 Safari/537.36',
                                'Host': 'logindict.youdao.com',
                                'Origin': 'http://account.youdao.com',
                                'Referer': 'http://account.youdao.com/login?service=dict'
                            }
        self.home_url = 'http://dict.youdao.com/'
        self.accountinfo_url = 'http://dict.youdao.com/login/acc/query/accountinfo'
        self.login_url = 'https://logindict.youdao.com/login/acc/login'
    '''初始化移动端'''
    def __initializeMobile(self):
        pass


'''test'''
if __name__ == '__main__':
    youdao().login('', '')