from __future__ import annotations
from typing import Dict, List
from .chunker import Chunk
from .parser import extract_wikilinks

def make_chunk_payloads(note_meta: Dict, path: str, chunks: List[Chunk]) -> List[Dict]:
    res = []
    for ch in chunks:
        wikilinks = extract_wikilinks(ch.text)
        payload = {
            "id": ch.id,
            "note_id": note_meta["id"],
            "note_title": note_meta["title"],
            "chunk_index": ch.index,
            "char_start": ch.char_start,
            "char_end": ch.char_end,
            "token_count": ch.token_count,
            "type": note_meta.get("type"),
            "area": note_meta.get("area"),
            "project": note_meta.get("project"),
            "tags": note_meta.get("tags", []),
            "section_title": ch.section_title,
            "section_path": ch.section_path,
            "lang": note_meta.get("lang"),
            "wikilinks": wikilinks,
            "external_links": [],  # (optional später ergänzen)
            "references": [{"target_id": w, "kind": "wikilink"} for w in wikilinks],
            "neighbors": {
                "prev": ch.neighbors_prev,
                "next": ch.neighbors_next
            },
            "path": path,
        }
        # None/Leere bereinigen
        payload = {k: v for k, v in payload.items() if v not in (None, [], {})}
        res.append(payload)
    return res