"""Assemble .fodt from markdown."""

from __future__ import annotations

from pathlib import Path

from .emitter import emit_fodt


def convert_md_to_fodt(
    md_path: str | Path,
    out_path: str | Path | None = None,
    *,
    emdash_to_hyphen: bool = False,
) -> Path:
    """
    Convert markdown to Flat ODF Text (.fodt).

    Returns path to written .fodt file.
    """
    md_path = Path(md_path).resolve()
    if out_path is None:
        out_path = md_path.with_suffix(".fodt")
    else:
        out_path = Path(out_path)
        if out_path.suffix.lower() != ".fodt":
            out_path = out_path.with_suffix(".fodt")

    md_text = md_path.read_text(encoding="utf-8")
    xml = emit_fodt(
        md_text,
        work_dir=md_path.parent,
        emdash_to_hyphen=emdash_to_hyphen,
    )
    out_path.parent.mkdir(parents=True, exist_ok=True)
    out_path.write_text(xml, encoding="utf-8")
    return out_path.resolve()