from pathlib import Path

from fastapi import APIRouter, HTTPException
from fastapi.responses import PlainTextResponse

router = APIRouter()

_VERIFY_FILES = {
    "HXNd3XMbPq.txt": Path(__file__).resolve().parent.parent / "docs" / "HXNd3XMbPq.txt",
}


@router.get("/{filename}", response_class=PlainTextResponse, include_in_schema=False)
async def get_wechat_verify_file(filename: str) -> PlainTextResponse:
    file_path = _VERIFY_FILES.get(filename)
    if file_path is None or not file_path.is_file():
        raise HTTPException(status_code=404, detail="Not Found")
    return PlainTextResponse(file_path.read_text(encoding="utf-8").strip())