"""Markdown to DOCX conversion endpoint."""

from fastapi import APIRouter, Depends, HTTPException
from fastapi.responses import Response

from app.core.dependencies import get_docx_converter
from app.schemas.convert import MarkdownToDocxRequest
from app.services.docx_converter import DocxConverter

router = APIRouter()


@router.post("/docx")
async def convert_markdown_to_docx(
    request: MarkdownToDocxRequest,
    converter: DocxConverter = Depends(get_docx_converter),
) -> Response:
    """Convert markdown content to DOCX file.

    Returns the generated DOCX file as a binary download.
    """
    try:
        docx_bytes = converter.convert(request.markdown)
    except Exception as e:
        raise HTTPException(status_code=500, detail=f"Conversion failed: {e}")

    # Determine filename
    filename = request.filename or "output"
    if not filename.endswith(".docx"):
        filename = f"{filename}.docx"

    return Response(
        content=docx_bytes,
        media_type="application/vnd.openxmlformats-officedocument.wordprocessingml.document",
        headers={"Content-Disposition": f'attachment; filename="{filename}"'},
    )