"""五榜唯一列表主人：周去重 + 深池补满。"""

from __future__ import annotations

import logging
from typing import Any, Literal

from daily.delta import skill_id

logger = logging.getLogger(__name__)


def board_select(
    *,
    board: str,
    items: list[dict[str, Any]],
    recent_keys: set[str],
    limit: int,
    pool_size: int,
    kind: Literal["skill", "github"],
) -> list[dict[str, Any]]:
    """从深池过滤近 N 日已展示 key，按原顺序取满 limit；不足则短榜。"""
    if kind == "skill":
        from daily.skills_group import group_skills_by_source

        pool = group_skills_by_source(items, limit=pool_size, pool_size=pool_size)

        def key_fn(x: dict[str, Any]) -> str:
            return skill_id(x)
    else:
        pool = items[: max(pool_size, limit)]

        def key_fn(x: dict[str, Any]) -> str:
            return str(x.get("repo") or "")

    out: list[dict[str, Any]] = []
    for item in pool:
        k = key_fn(item)
        if not k or k in recent_keys:
            continue
        out.append(item)
        if len(out) >= limit:
            break
    if len(out) < limit:
        logger.info("board_short:%s:%s", board, len(out))
    return out