Files
DadaoTask/backend/app/errors.py
T
Steven 0c53aa7062 feat(m0): 后端骨架 + Web/安卓前端骨架 + 设计文档
- backend: FastAPI 应用工厂、统一错误信封、JWT、短信登录、工作区/成员/邀请、幂等中间件
- alembic 0001: workspace/member/invitation/audit_log/app_user + RLS 策略 + 双角色 GRANT
- tests: 认证/工作区/租户隔离/幂等 四组用例(尚未在本机执行)
- web: React18+Vite 骨架(登录、工作区、邀请落地页)
- android: Compose 骨架(登录、工作区列表)
- 2.Design: PRODUCT-PLAN / ROADMAP-M0-M1 / NAMING / DEVELOPMENT
2026-10-28 02:38:53 +08:00

85 lines
2.2 KiB
Python

"""错误码与异常。错误码一旦对外发布就**不许改号**(客户端靠它做分支)。"""
from __future__ import annotations
from enum import IntEnum
from typing import Any
class ErrorCode(IntEnum):
OK = 0
# 1xxx 通用
BAD_REQUEST = 1001
VALIDATION_FAILED = 1002
NOT_FOUND = 1004
CONFLICT = 1009
PAYLOAD_TOO_LARGE = 1013
RATE_LIMITED = 1029
INTERNAL = 1500
# 2xxx 认证 / 账号
UNAUTHORIZED = 2001
TOKEN_EXPIRED = 2002
TOKEN_INVALID = 2003
SMS_CODE_INVALID = 2010
SMS_TOO_FREQUENT = 2011
ACCOUNT_DISABLED = 2012
# 3xxx 租户 / 权限
WORKSPACE_NOT_FOUND = 3001
NOT_A_MEMBER = 3003
INSUFFICIENT_ROLE = 3004
ALREADY_A_MEMBER = 3005
INVITATION_INVALID = 3010
# 4xxx 并发
VERSION_CONFLICT = 4009
# 默认 HTTP 状态:业务码自己带语义,HTTP 只是传输层
_HTTP_STATUS: dict[ErrorCode, int] = {
ErrorCode.OK: 200,
ErrorCode.BAD_REQUEST: 400,
ErrorCode.VALIDATION_FAILED: 422,
ErrorCode.NOT_FOUND: 404,
ErrorCode.CONFLICT: 409,
ErrorCode.PAYLOAD_TOO_LARGE: 413,
ErrorCode.RATE_LIMITED: 429,
ErrorCode.INTERNAL: 500,
ErrorCode.UNAUTHORIZED: 401,
ErrorCode.TOKEN_EXPIRED: 401,
ErrorCode.TOKEN_INVALID: 401,
ErrorCode.SMS_CODE_INVALID: 400,
ErrorCode.SMS_TOO_FREQUENT: 429,
ErrorCode.ACCOUNT_DISABLED: 403,
ErrorCode.WORKSPACE_NOT_FOUND: 404,
ErrorCode.NOT_A_MEMBER: 403,
ErrorCode.INSUFFICIENT_ROLE: 403,
ErrorCode.ALREADY_A_MEMBER: 409,
ErrorCode.INVITATION_INVALID: 400,
ErrorCode.VERSION_CONFLICT: 409,
}
class AppError(Exception):
"""业务异常。__str__ 只用于日志,对外一律走 code + message。"""
def __init__(
self,
code: ErrorCode,
message: str | None = None,
*,
http_status: int | None = None,
details: Any = None,
) -> None:
self.code = code
self.message = message or code.name
self.http_status = http_status or _HTTP_STATUS.get(code, 400)
self.details = details
super().__init__(f"[{int(code)}] {self.message}")
def http_status_for(code: ErrorCode) -> int:
return _HTTP_STATUS.get(code, 400)