Files
SharedClassManager/backend/models/user.py
2026-04-15 08:41:44 +08:00

101 lines
3.7 KiB
Python

# ===========================================
# 班级操行分管理系统 - 后端服务
#
# 开发者: Canglan
# 联系方式: admin@sea-studio.top
# 版权归属: Sea Network Technology Studio
# 许可证: MIT License
#
# 版权所有 © Sea Network Technology Studio
# ===========================================
from utils.database import execute_one, execute_insert, execute_update
from utils.security import security
from utils.logger import get_logger
logger = get_logger(__name__)
class UserModel:
"""用户数据模型"""
@staticmethod
async def get_by_username(username: str) -> dict:
"""根据用户名获取用户"""
sql = """
SELECT user_id, username, password_hash, real_name, user_type,
student_id, status, need_change_password, last_login_time, last_login_ip
FROM users
WHERE username = %s AND status = 1
"""
return await execute_one(sql, (username,))
@staticmethod
async def get_by_user_id(user_id: int) -> dict:
"""根据用户ID获取用户"""
sql = """
SELECT user_id, username, password_hash, real_name, user_type, student_id,
need_change_password, status
FROM users
WHERE user_id = %s
"""
return await execute_one(sql, (user_id,))
@staticmethod
async def create_student(username: str, password: str, real_name: str, student_id: int) -> int:
"""创建学生账号"""
password_hash = security.sha1_md5_password(password)
sql = """
INSERT INTO users (username, password_hash, real_name, user_type, student_id, need_change_password)
VALUES (%s, %s, %s, 'student', %s, 1)
"""
return await execute_insert(sql, (username, password_hash, real_name, student_id))
@staticmethod
async def create_parent(username: str, password: str, real_name: str, student_id: int) -> int:
"""创建家长账号"""
password_hash = security.sha1_md5_password(password)
sql = """
INSERT INTO users (username, password_hash, real_name, user_type, student_id, need_change_password)
VALUES (%s, %s, %s, 'parent', %s, 0)
"""
return await execute_insert(sql, (username, password_hash, real_name, student_id))
@staticmethod
async def create_admin(username: str, password: str, real_name: str) -> int:
"""创建管理员账号"""
password_hash = security.sha1_md5_password(password)
sql = """
INSERT INTO users (username, password_hash, real_name, user_type, need_change_password)
VALUES (%s, %s, %s, 'admin', 1)
"""
return await execute_insert(sql, (username, password_hash, real_name))
@staticmethod
async def update_password(user_id: int, new_password: str) -> bool:
"""更新密码"""
password_hash = security.sha1_md5_password(new_password)
sql = """
UPDATE users
SET password_hash = %s, need_change_password = 0
WHERE user_id = %s
"""
result = await execute_update(sql, (password_hash, user_id))
return result > 0
@staticmethod
async def update_last_login(user_id: int, ip: str) -> None:
"""更新最后登录信息"""
sql = """
UPDATE users
SET last_login_time = NOW(), last_login_ip = %s
WHERE user_id = %s
"""
await execute_update(sql, (ip, user_id))
@staticmethod
async def check_username_exists(username: str) -> bool:
"""检查用户名是否存在"""
sql = "SELECT 1 FROM users WHERE username = %s"
result = await execute_one(sql, (username,))
return result is not None