34 lines
1.0 KiB
Python
34 lines
1.0 KiB
Python
"""统一响应包。
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Success: {"code": 0, "msg": "ok", "data": ...}
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Failure: {"code": 404, "msg": "学生不存在", "data": null}
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code=0 表示成功，其余为业务错误码（与 HTTP 状态码对齐，前端可统一判断 code !== 0）。
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"""
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from __future__ import annotations
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from typing import Any, Generic, TypeVar
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from pydantic import BaseModel, Field
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T = TypeVar("T")
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class Resp(BaseModel, Generic[T]):
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code: int = Field(0, description="0=成功，非 0=业务错误码")
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msg: str = Field("ok", description="提示信息")
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data: T | None = Field(None, description="业务数据")
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@classmethod
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def ok(cls, data: Any = None, msg: str = "ok") -> dict:
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return {"code": 0, "msg": msg, "data": data}
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@classmethod
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def fail(cls, msg: str, code: int = 400, data: Any = None) -> dict:
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return {"code": code, "msg": msg, "data": data}
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def ok(data: Any = None, msg: str = "ok") -> dict:
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"""最常用的写法：return ok(result)"""
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return {"code": 0, "msg": msg, "data": data}
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