#
#  Copyright 2025 The InfiniFlow Authors. All Rights Reserved.
#
#  Licensed under the Apache License, Version 2.0 (the "License");
#  you may not use this file except in compliance with the License.
#  You may obtain a copy of the License at
#
#      http://www.apache.org/licenses/LICENSE-2.0
#
#  Unless required by applicable law or agreed to in writing, software
#  distributed under the License is distributed on an "AS IS" BASIS,
#  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
#  See the License for the specific language governing permissions and
#  limitations under the License.
#
from fastapi import Request
from fastapi.responses import JSONResponse
from models.enums import ResultStatus
from models.schemas import CodeExecutionResult
from slowapi import Limiter
from slowapi.errors import RateLimitExceeded
from slowapi.util import get_remote_address

limiter = Limiter(key_func=get_remote_address)


async def rate_limit_exceeded_handler(request: Request, exc: Exception) -> JSONResponse:
    if isinstance(exc, RateLimitExceeded):
        return JSONResponse(
            content=CodeExecutionResult(
                status=ResultStatus.PROGRAM_RUNNER_ERROR,
                stdout="",
                stderr="Too many requests, please try again later",
                exit_code=-429,
                detail="Too many requests, please try again later",
            ).model_dump(),
        )
    raise exc