"""Persist Builder entries into the resume document."""

from __future__ import annotations

from typing import Any

from ..fsm import FSMError
from ..resume_document_core import find_entry, new_id, normalize_document
from .constants import SECTION_HEADINGS


def save_entry(resume_content: dict[str, Any], section_kind: str, entry: dict[str, Any], *, entry_id: str | None) -> dict[str, Any]:
    content = normalize_document(resume_content)
    if entry_id:
        found = find_entry(content, entry_id)
        if found is None:
            raise FSMError("builder_entry_not_found", "The selected resume entry no longer exists", status_code=409)
        _, existing = found
        entry["id"] = existing["id"]
        existing.clear()
        existing.update(entry)
        return content
    sections = content.setdefault("sections", [])
    section = next((item for item in sections if item.get("kind") == section_kind), None)
    if section is None:
        section = {"id": new_id("sec"), "kind": section_kind, "heading": SECTION_HEADINGS.get(section_kind, section_kind), "items": []}
        sections.append(section)
    entry["id"] = entry.get("id") or new_id("entry")
    section.setdefault("items", []).append(entry)
    return content