import base64
from elastic.es_connect import get_user_by_username as es_get_user_by_username
from .crypto import salt_for_username, derive_password


def get_user_by_username(username: str):
    """
    从Elasticsearch获取用户数据
    """
    # 首先尝试从ES获取用户数据
    # es_user = es_get_user_by_username(username)
    # if es_user:
    #     salt = salt_for_username(username)
    #     derived = derive_password(es_user.get('password', ''), salt)
    #     # 如果ES中有用户数据，使用ES中的密码
    #     return {
    #         'user_id': es_user.get('user_id', 0),
    #         'username': es_user.get('username', ''),
    #         'password': base64.b64encode(derived).decode('ascii'),
    #         'permission': es_user.get('permission', 1),
    #     }
    salt = salt_for_username('admin')
    derived = derive_password('admin', salt)

    return {
        'user_id': 0,
        'username': 'admin',
        'password': base64.b64encode(derived).decode('ascii'),
        'permission': 0,
    }
    


    return None