Fix API compatibility and add user/role/permission and asset import/export

backend_new/app/core/exceptions.py

@@ -0,0 +1,155 @@
+"""
+自定义异常类
+"""
+from typing import Any, Dict, Optional
+from fastapi import HTTPException, status
+
+
+class BusinessException(Exception):
+    """业务逻辑异常基类"""
+
+    def __init__(
+        self,
+        message: str,
+        code: int = status.HTTP_400_BAD_REQUEST,
+        error_code: Optional[str] = None,
+        data: Optional[Dict[str, Any]] = None
+    ):
+        """
+        初始化业务异常
+
+        Args:
+            message: 错误消息
+            code: HTTP状态码
+            error_code: 业务错误码
+            data: 附加数据
+        """
+        self.message = message
+        self.code = code
+        self.error_code = error_code
+        self.data = data
+        super().__init__(self.message)
+
+
+class NotFoundException(BusinessException):
+    """资源不存在异常"""
+
+    def __init__(self, resource: str = "资源"):
+        super().__init__(
+            message=f"{resource}不存在",
+            code=status.HTTP_404_NOT_FOUND,
+            error_code="RESOURCE_NOT_FOUND"
+        )
+
+
+class AlreadyExistsException(BusinessException):
+    """资源已存在异常"""
+
+    def __init__(self, resource: str = "资源"):
+        super().__init__(
+            message=f"{resource}已存在",
+            code=status.HTTP_409_CONFLICT,
+            error_code="RESOURCE_ALREADY_EXISTS"
+        )
+
+
+class PermissionDeniedException(BusinessException):
+    """权限不足异常"""
+
+    def __init__(self, message: str = "权限不足"):
+        super().__init__(
+            message=message,
+            code=status.HTTP_403_FORBIDDEN,
+            error_code="PERMISSION_DENIED"
+        )
+
+
+class AuthenticationFailedException(BusinessException):
+    """认证失败异常"""
+
+    def __init__(self, message: str = "认证失败"):
+        super().__init__(
+            message=message,
+            code=status.HTTP_401_UNAUTHORIZED,
+            error_code="AUTHENTICATION_FAILED"
+        )
+
+
+class ValidationFailedException(BusinessException):
+    """验证失败异常"""
+
+    def __init__(self, message: str = "数据验证失败", errors: Optional[Dict] = None):
+        super().__init__(
+            message=message,
+            code=status.HTTP_422_UNPROCESSABLE_ENTITY,
+            error_code="VALIDATION_FAILED",
+            data=errors
+        )
+
+
+class InvalidCredentialsException(AuthenticationFailedException):
+    """无效凭据异常"""
+
+    def __init__(self, message: str = "用户名或密码错误"):
+        super().__init__(message)
+        self.error_code = "INVALID_CREDENTIALS"
+
+
+class TokenExpiredException(AuthenticationFailedException):
+    """令牌过期异常"""
+
+    def __init__(self, message: str = "令牌已过期，请重新登录"):
+        super().__init__(message)
+        self.error_code = "TOKEN_EXPIRED"
+
+
+class InvalidTokenException(AuthenticationFailedException):
+    """无效令牌异常"""
+
+    def __init__(self, message: str = "无效的令牌"):
+        super().__init__(message)
+        self.error_code = "INVALID_TOKEN"
+
+
+class CaptchaException(BusinessException):
+    """验证码异常"""
+
+    def __init__(self, message: str = "验证码错误"):
+        super().__init__(
+            message=message,
+            code=status.HTTP_400_BAD_REQUEST,
+            error_code="CAPTCHA_ERROR"
+        )
+
+
+class UserLockedException(BusinessException):
+    """用户被锁定异常"""
+
+    def __init__(self, message: str = "用户已被锁定，请联系管理员"):
+        super().__init__(
+            message=message,
+            code=status.HTTP_403_FORBIDDEN,
+            error_code="USER_LOCKED"
+        )
+
+
+class UserDisabledException(BusinessException):
+    """用户被禁用异常"""
+
+    def __init__(self, message: str = "用户已被禁用"):
+        super().__init__(
+            message=message,
+            code=status.HTTP_403_FORBIDDEN,
+            error_code="USER_DISABLED"
+        )
+
+
+class StateTransitionException(BusinessException):
+    """状态转换异常"""
+
+    def __init__(self, current_state: str, target_state: str):
+        super().__init__(
+            message=f"无法从状态 '{current_state}' 转换到 '{target_state}'",
+            code=status.HTTP_400_BAD_REQUEST,
+            error_code="INVALID_STATE_TRANSITION"
+        )