Files
hsa/Html/db/user_list.py
2025-08-24 21:01:00 +08:00

74 lines
2.4 KiB
Python

import json
class UserList:
def __init__(self, db_file='db/data/user/user_id_list.json'):
"""初始化用户管理,自动打开并加载 JSON 数据文件。"""
self.db_file = db_file
with open(self.db_file, 'r', encoding='utf-8') as f:
self.db = json.load(f)
def add_user(self, user_id, password, teacher=False):
"""添加新的用户登录信息"""
# 检查是否已经有该用户
if user_id not in self.db:
self.db[user_id] = {'password': password, 'teacher': teacher}
with open(self.db_file, 'w', encoding='utf-8') as f:
json.dump(self.db, f, indent=4)
else:
print(f"User with ID {user_id} already exists.")
def has_user(self, user_id):
"""检查用户是否存在"""
return user_id in self.db
def get_user_is_teacher(self, user_id):
"""获取指定 user_id 的用户是否为教师"""
if user_id in self.db:
result = self.db[user_id]
return result['teacher']
return None
def get_user_pswd(self, user_id):
"""获取指定 user_id 的用户信息"""
if user_id in self.db:
result = self.db[user_id]
return result['password']
return None
def update_password(self, user_id, new_password):
"""更新用户的密码"""
assert self.db.get(user_id) is not None, f"User with ID {user_id} does not exist."
self.db[user_id] = {'password': new_password, 'teacher': self.db[user_id]['teacher']}
with open(self.db_file, 'w', encoding='utf-8') as f:
json.dump(self.db, f, indent=4)
def delete_user(self, user_id):
"""删除用户"""
assert self.db.get(user_id) is not None, f"User with ID {user_id} does not exist."
self.db.remove(user_id)
def get_all_users(self):
"""获取所有用户的信息"""
return list(self.db.keys())
# 创建 UserList 实例
# user_list = UserList()
# # 添加用户
# user_list.add_user("user123", "password123")
# user_list.add_user("user456", "password456")
# # 获取用户
# user = user_list.get_user("user123")
# print(user)
# # 更新密码
# user_list.update_password("user123", "newpassword")
# # 获取所有用户
# all_users = user_list.get_all_users()
# print(all_users)
# # 删除用户
# user_list.delete_user("user123")