"""Endpoint to expose format information to the frontend."""

from fastapi import APIRouter

from backend.constants import FORMAT_INFO

router = APIRouter(prefix="/api", tags=["formats"])


@router.get("/formats")
async def get_formats():
    """
    Return the list of supported container formats with their properties.
    """
    return {
        "formats": [
            {
                "name": name,
                "ffmpeg": info["ffmpeg"],
                "extension": info["ext"],
                "audio_only": info["audio_only"],
            }
            for name, info in FORMAT_INFO.items()
        ]
    }