sabiduria_tool_api/api/routes/router_sabiduria_tool.py

from starlette.requests import Request
from fastapi import APIRouter, UploadFile, File
from fastapi.responses import FileResponse

from sabiduria_tool_api.services.service_sabiduria_tool import FileProcess

from pathlib import Path
from os import getcwd

router_file = APIRouter()
ROOT_DIR = getcwd() #str(Path(__file__).parent.parent.parent.parent)

@router_file.post("/file", name="concatane files")
async def upload_files(
    request: Request,
    files: list[UploadFile] = File(description="Multiple files as UploadFile"),
):
    processer = FileProcess(files=files, root_dir=ROOT_DIR)
    await processer.calculate()

    return FileResponse(path=f"{ROOT_DIR}/output.xlsx", filename="output.xlsx")