from typing import Annotated

from fastapi import APIRouter, Depends, File, HTTPException, UploadFile

@router.post("/upload", tags=["Frontend-related"])
async def upload_tickets( 
    file: Annotated[UploadFile, File(description="Excel file with tickets")],  
    ticket_service: Annotated[TicketServiceFacade, Depends(get_ticket_service_facade)], 
) -> dict: 
    """
    Upload and process tickets from an Excel file.

    Parameters
    ----------
    file : Annotated[UploadFile, File(description="Excel file with tickets")]
        The uploaded Excel file containing ticket data.
    ticket_service : Annotated[TicketServiceFacade, Depends(get_ticket_service_facade)]
        The ticket service facade instance.

    Returns
    -------
    dict
        Processed ticket data.

    Raises
    ------
    HTTPException
        If required columns are missing from the uploaded file.
    """