266 lines
9.5 KiB
Python
266 lines
9.5 KiB
Python
# app/services/auth_service.py
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from app.models.system import SysUser, SysRolePermission # <== 引入 SysRolePermission
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from app.extensions import db
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from sqlalchemy import func
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from flask_jwt_extended import create_access_token
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from app.utils.constants import UserRole
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from datetime import timedelta
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class AuthService:
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# 硬编码的超级管理员凭证
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SUPER_ADMIN_USER = "IRIS"
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SUPER_ADMIN_PASS = "licahk"
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@staticmethod
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def login(data):
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# 用户登录时输入的只是账号ID (例如: zhangsan)
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login_input = data.get('username', '').strip()
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password = data.get('password')
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user_role = None
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user_id = None
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user_info = {}
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# 1. 优先检查硬编码的超级管理员 (IRIS)
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if login_input == AuthService.SUPER_ADMIN_USER:
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if password == AuthService.SUPER_ADMIN_PASS:
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user_role = UserRole.SUPER_ADMIN
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user_id = 0
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user_info = {
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'username': '超级管理员(IRIS)',
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'account_id': 'IRIS',
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'role': user_role,
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'department': 'System',
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'status': 'active'
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}
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else:
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raise ValueError("密码错误")
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# 2. 检查数据库用户
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# 数据库存的是 "张三/zhangsan"
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# 登录匹配逻辑: 查找以 "/login_input" 结尾的记录
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else:
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# 使用 like 进行后缀匹配: '%/zhangsan'
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user = SysUser.query.filter(SysUser.username.like(f"%/{login_input}")).first()
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if not user:
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raise ValueError("用户不存在")
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if not user.check_password(password):
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raise ValueError("密码错误")
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if user.status != 'active':
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raise ValueError("账号已被禁用，请联系管理员")
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user_role = user.role.upper() if user.role else None
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user_id = user.id
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user_info = user.to_dict()
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user_info['role'] = user_role
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# 3. 生成 Token
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# Token 中 identity 存数据库ID，claims 存登录账号ID
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account_id = user_info.get('account_id', login_input)
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access_token = create_access_token(
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identity=user_id,
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additional_claims={
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'role': user_role,
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'username': account_id, # 存纯账号ID
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'display_name': user_info.get('username') # 存显示名
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},
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expires_delta=timedelta(days=7)
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)
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return {
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'access_token': access_token,
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'user': user_info
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}
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@staticmethod
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def create_user(data, operator_role):
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"""
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创建新用户
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data 包含: cn_name(张三), username(zhangsan), ...
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"""
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# 标准化操作者角色为全大写
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operator_role_upper = operator_role.upper() if operator_role else None
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if operator_role_upper not in [UserRole.SUPER_ADMIN, UserRole.SUPERVISOR]:
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raise Exception("权限不足：只有超级管理员或主管可以创建新用户")
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cn_name = data.get('cn_name')
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pinyin_base = data.get('username') # 前端传来的基础拼音，如 zhangsan
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if not cn_name or not pinyin_base:
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raise Exception("姓名和账号不能为空")
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role_raw = data.get('role')
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role = role_raw.upper() if role_raw else None
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# 验证角色合法性
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valid_roles = [
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v for k, v in UserRole.__dict__.items()
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if not k.startswith('__') and isinstance(v, str)
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]
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if role not in valid_roles:
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raise Exception(f"角色无效")
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if operator_role_upper == UserRole.SUPERVISOR and role == UserRole.SUPER_ADMIN:
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raise Exception("权限不足：主管无法创建超级管理员")
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email = data.get('email', '')
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if email and SysUser.query.filter_by(email=email).first():
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raise Exception("邮箱已被使用")
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# === 核心逻辑: 自动处理账号重复 (zhangsan -> zhangsan1 -> zhangsan2) ===
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final_account_id = pinyin_base
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counter = 1 # 如果重复，从1开始累加
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while True:
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# 检查数据库是否存在以 "/final_account_id" 结尾的记录
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existing = SysUser.query.filter(
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(SysUser.username.like(f"%/{final_account_id}")) |
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(SysUser.username == final_account_id)
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).first()
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if not existing:
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break # 找到了可用的ID，跳出循环
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# 如果存在，使用 base + counter
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final_account_id = f"{pinyin_base}{counter}"
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counter += 1
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# 拼接最终存储格式: 张三/zhangsan1
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full_username_storage = f"{cn_name}/{final_account_id}"
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new_user = SysUser(
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username=full_username_storage, # 存组合串
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email=email,
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department=data.get('department', ''),
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role=role,
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status='active'
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)
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new_user.set_password(data.get('password'))
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db.session.add(new_user)
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db.session.commit()
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# 返回时，最好把生成的ID告诉前端
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return new_user.to_dict()
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@staticmethod
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def update_user(user_id, data, operator_role):
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"""
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更新用户信息
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注意: 这里暂时不允许修改用户名/账号，因为涉及 split 逻辑较复杂，且通常账号不开通后不改
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"""
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# 标准化操作者角色为全大写
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operator_role_upper = operator_role.upper() if operator_role else None
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if operator_role_upper not in [UserRole.SUPER_ADMIN, UserRole.SUPERVISOR]:
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raise Exception("权限不足")
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user = SysUser.query.get(user_id)
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if not user:
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raise Exception("用户不存在")
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# 1. 更新基本信息
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if 'role' in data:
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valid_roles = [
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v for k, v in UserRole.__dict__.items()
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if not k.startswith('__') and isinstance(v, str)
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]
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new_role_raw = data['role']
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new_role = new_role_raw.upper() if new_role_raw else None
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if new_role not in valid_roles:
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raise Exception(f"角色无效")
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if operator_role_upper == UserRole.SUPERVISOR and new_role == UserRole.SUPER_ADMIN:
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raise Exception("权限不足")
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user.role = new_role
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if 'department' in data:
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user.department = data['department']
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if 'email' in data:
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email = data['email']
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if email and email != user.email:
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existing = SysUser.query.filter_by(email=email).first()
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if existing:
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raise Exception("该邮箱已被其他用户使用")
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user.email = email
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if 'status' in data:
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user.status = data['status']
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new_password = data.get('password')
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if new_password and str(new_password).strip():
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if len(new_password) < 6:
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raise Exception("密码长度至少6位")
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user.set_password(new_password)
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db.session.commit()
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return user.to_dict()
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@staticmethod
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def get_all_users():
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"""获取所有系统用户"""
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users = SysUser.query.order_by(SysUser.id.desc()).all()
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return [user.to_dict() for user in users]
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@staticmethod
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def delete_user(user_id, operator_role):
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"""删除用户"""
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# 标准化操作者角色为全大写
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operator_role_upper = operator_role.upper() if operator_role else None
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if operator_role_upper != UserRole.SUPER_ADMIN:
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raise Exception("权限不足：只有超级管理员可以删除用户")
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user = SysUser.query.get(user_id)
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if not user:
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raise Exception("用户不存在")
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db.session.delete(user)
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db.session.commit()
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return True
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@staticmethod
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def get_user_permissions(role_code):
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"""
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获取指定角色的所有权限代码列表
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返回格式: {
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'menus': ['inbound_buy', 'system_user'],
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'elements': ['inbound_buy:unit_price', ...]
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}
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"""
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# 超级管理员返回所有权限（通配符）
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from app.utils.constants import UserRole
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if role_code and role_code.upper() == UserRole.SUPER_ADMIN:
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# 返回通配符，表示拥有所有菜单和元素权限
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return {
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'menus': ['*'],
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'elements': ['*']
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}
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# 1. 查菜单权限
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menu_perms = SysRolePermission.query.filter(
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func.upper(SysRolePermission.role_code) == role_code.upper(),
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SysRolePermission.type == 'menu'
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).all()
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menu_codes = [p.target_code for p in menu_perms]
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# 2. 查元素(列)权限
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# 注意：这里我们只返回用户拥有的。前端逻辑是："如果列配置了Key且用户没这个Key，则隐藏"
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element_perms = SysRolePermission.query.filter(
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func.upper(SysRolePermission.role_code) == role_code.upper(),
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SysRolePermission.type == 'element'
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).all()
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# 这里的 target_code 就是列的 code (如 unit_price)
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# 为了防止不同页面有相同列名导致的混淆，我们之前数据库设计是做了隔离的
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# 但为了前端处理方便，我们直接返回列的 code 集合
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element_codes = [p.target_code for p in element_perms]
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return {
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'menus': menu_codes,
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'elements': element_codes
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}
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