"""选股计划逐票对账（只读）——"这只票为什么在/不在计划里"。

背景：机会线索页（基座前端，环节级雷达，跑全部主题池）与每日选股计划
（个股级，券商覆盖 ∩ upside≥0 ∩ 十条赛道 ∩ 非风险，传导档优先排序）
答的不是同一个问题，读数经常"看起来大相径庭"。本工具把任意一只票的
全部判定摊开：赛道命中（哪路）、覆盖与 upside、热度、传导（谁指向它）、
gate、score、榜位名次，落榜给出确切原因——审计承诺（下游对接文档
"每只候选可回溯"）的落地件。

跑法【桥机 factorevaluation-UTC · ~/akg-factor-bridge】：
  docker compose exec -T akg-factor-bridge python plan_reconcile.py 300750 SH600438 002074.SZ
  docker compose exec -T akg-factor-bridge python plan_reconcile.py            # 不带票=打印当日主榜前20/观察档前10
  docker compose exec -T akg-factor-bridge python plan_reconcile.py --date 2026-08-04 300750
代码三种形态都收（600000.SH / SH600000 / 600000，600/688 归 SH，其余归 SZ）。
纯只读：因子表 / 基座视图 / yml 全部 SELECT 与本地解析，不写任何东西。
"""
from __future__ import annotations

import re
import sys

import pandas as pd

import common
import db
import tracks

_RISK_RE = re.compile(r"^(\*?S?ST|退市)")


def _norm_code(s: str) -> str:
    """任意形态 -> 前缀式（SH600000）。裸 6 位码按交易所惯例补前缀。"""
    s = s.strip().upper()
    if re.fullmatch(r"\d{6}\.(SH|SZ|BJ)", s):
        return common.to_prefix(s)
    if re.fullmatch(r"(SH|SZ|BJ)\d{6}", s):
        return s
    if re.fullmatch(r"\d{6}", s):
        exch = "SH" if s[0] == "6" else ("BJ" if s[0] in "48" else "SZ")
        return f"{exch}{s}"
    raise SystemExit(f"认不出的代码形态: {s!r}（收 600000.SH / SH600000 / 600000）")


def _factor(table: str, d: str) -> dict[str, float]:
    df = db.read_mysql("factor", f"SELECT stock_code, factor_value FROM {table} "
                                 f"WHERE trade_date=%s", (d,))
    return {str(r.stock_code).strip(): float(r.factor_value) for r in df.itertuples()}


def _load(d: str):
    gate = _factor("t_factor_akg_gate", d)
    score = _factor("t_factor_akg_score", d)
    upside = _factor("t_factor_akg_upside", d)
    heat = _factor("t_factor_akg_heat", d)
    tr = _factor("t_factor_akg_transmission", d)

    # 赛道命中：前缀码 -> [(赛道, 命中键, 路)]，图谱路在前（resolve 已排好）
    tdf, _missing = tracks.resolve_members(only_confirmed=True, dedup=False)
    hits: dict[str, list[tuple[str, str, str]]] = {}
    for r in tdf.itertuples():
        hits.setdefault(common.to_prefix(str(r.ts_code)), []).append(
            (r.track, r.theme, r.source_rule))
    # 按锚强度排序（环节锚 > 链锚 > 主题弱锚）。resolve_members 是按 yml 里
    # 赛道的先后顺序产行的，不排序的话 hits[0] 取到的是"yml 中最靠前的赛道"，
    # 而不是"最强的锚"——08-05 实测宁德时代显示成算力、国轩高科显示成通信，
    # 就是这么来的：真凭据在后面，前面那条是宽主题捞进来的。勿回退。
    _RULE_RANK = {"graph_segment": 0, "graph_chain": 1, "pool_theme": 2}
    for k in hits:
        hits[k].sort(key=lambda h: _RULE_RANK.get(h[2], 9))

    # 传导指向：scan_date=d 的候选里谁的 quiet 含这只票
    try:
        tv = db.read_pg(
            "SELECT ts_code, target, n_sources, moved_ratio, mkt_trade_date "
            "FROM v_factor_transmission WHERE scan_date=%s", (d,))
    except Exception as e:  # noqa: BLE001 —— 视图不可用只影响传导明细
        print(f"⚠️ v_factor_transmission 读取失败（传导明细缺席）: {e!r}")
        tv = pd.DataFrame(columns=["ts_code", "target", "n_sources",
                                   "moved_ratio", "mkt_trade_date"])
    tmap: dict[str, list[str]] = {}
    for r in tv.itertuples():
        tmap.setdefault(common.to_prefix(str(r.ts_code)), []).append(
            f"{r.target}(源{int(r.n_sources)}×空间{1 - float(r.moved_ratio):.0%})")
    stale = ""
    if len(tv) and tv["mkt_trade_date"].notna().any():
        md = str(tv["mkt_trade_date"].dropna().iloc[0])[:10]
        if md != d:
            stale = f"（⚠️ 传导快照日 {md} ≠ 档位日 {d}，该日传导降级采信）"

    # 图谱证据 + 简称
    ev: dict[str, dict] = {}
    try:
        mem = db.read_pg("SELECT segment_name, ts_code, chain "
                         "FROM v_factor_segment_members WHERE ts_code IS NOT NULL")
        for r in mem.itertuples():
            k = common.to_prefix(str(r.ts_code).strip())
            e = ev.setdefault(k, {"segs": set(), "chains": set()})
            e["segs"].add(str(r.segment_name))
            if r.chain and str(r.chain).strip():
                e["chains"].add(str(r.chain).strip())
    except Exception as e:  # noqa: BLE001
        print(f"⚠️ 环节投影读取失败（图谱证据缺席）: {e!r}")
    names: dict[str, str] = {}
    try:
        import json as _json
        pools = db.read_pg("SELECT members FROM industry_pools")
        for _, row in pools.iterrows():
            ms = row["members"]
            if isinstance(ms, str):
                ms = _json.loads(ms)
            for m in ms or []:
                if (m or {}).get("ts_code"):
                    names.setdefault(common.to_prefix(m["ts_code"]), m.get("name") or "")
    except Exception as e:  # noqa: BLE001
        print(f"⚠️ 简称加载失败: {e!r}")

    # 榜位名次：150 是主榜与观察档的分界，**下方不设界**——
    # 观察档分 = 100 + clip(组内分, ±9.9)，区间是 [90.1, 109.9]，
    # 首版写 sc>=100 把 [90.1,100) 那半截整段漏掉（08-05 实测：md 说 675、
    # 工具只数出 232，差 443 只）。score 表本就只有 gate>0 的票出行，
    # 低于 150 的一律是观察档，不需要下界。勿回退。
    sc = pd.Series(score)
    main = sc[sc >= 150].sort_values(ascending=False)
    obs = sc[sc < 150].sort_values(ascending=False)
    rank_main = {k: i + 1 for i, k in enumerate(main.index)}
    rank_obs = {k: i + 1 for i, k in enumerate(obs.index)}
    return dict(gate=gate, score=score, upside=upside, heat=heat, tr=tr,
                hits=hits, tmap=tmap, stale=stale, ev=ev, names=names,
                main=main, obs=obs, rank_main=rank_main, rank_obs=rank_obs)


def _fmt(v, pat="{:.2f}"):
    return "—" if v is None else pat.format(v)


def explain(k: str, L: dict) -> None:
    nm = L["names"].get(k, "")
    g = L["gate"].get(k)
    up = L["upside"].get(k)
    ht = L["heat"].get(k)
    trv = L["tr"].get(k)
    sc = L["score"].get(k)
    hits = L["hits"].get(k, [])
    paths = L["tmap"].get(k, [])
    e = L["ev"].get(k, {"segs": set(), "chains": set()})
    risk = bool(_RISK_RE.match(nm.replace(" ", ""))) if nm else False

    print(f"\n◆ {k} {nm}")
    if hits:
        shown = "；".join(f"{t}←{key}({rule})" for t, key, rule in hits[:4])
        print(f"  赛道命中 {len(hits)} 路：{shown}" + ("…" if len(hits) > 4 else ""))
    else:
        print("  赛道命中：无（十条赛道三路映射都够不着）")
    print(f"  覆盖/upside：{'有覆盖，upside=' + _fmt(up, '{:+.1%}') if up is not None else '无券商覆盖'}"
          f"    热度：{_fmt(ht)}    传导分：{_fmt(trv)}")
    if paths:
        print(f"  传导指向：{'；'.join(paths[:4])}" + ("…" if len(paths) > 4 else ""))
    if e["segs"]:
        print(f"  图谱证据：环节 {len(e['segs'])} 个（{'、'.join(sorted(e['segs'])[:4])}"
              + ("…" if len(e["segs"]) > 4 else "") + "）"
              + (f"，链名 {'、'.join(sorted(e['chains'])[:4])}" if e["chains"] else "，边上无链名"))

    if g == 2.0:
        n = L["rank_main"].get(k)
        # 档界：score=200+档×20+组内分(±9.9) → 强≥230.1、弱≥210.1、无≤209.9
        tier = "强传导" if sc and sc >= 230 else ("弱传导" if sc and sc >= 210 else "无传导")
        print(f"  ▶ 判决：主榜第 {n}/{len(L['main'])} 名（score={sc:.1f}，{tier}档）"
              + ("——计划默认只显示前 20，名次靠后不等于不在计划里" if n and n > 20 else ""))
    elif g == 1.0:
        print(f"  ▶ 判决：观察档第 {L['rank_obs'].get(k)}/{len(L['obs'])} 名（score={sc:.1f}，"
              f"无券商覆盖、低置信）")
    elif g == 0.0:
        if risk:
            reason = "重大风险闸（ST/退市族），07-31 拍板默认杜绝"
        elif up is not None and up < 0:
            reason = f"有覆盖但 upside={up:+.1%} < 0——贵了不买是绝对下限"
        elif up is not None and hits:
            reason = "覆盖、upside、赛道三者都过——按机制不该是 0，把本行发我核（疑似口径错位）"
        elif up is not None:
            reason = ("有覆盖、upside≥0，但不在十条赛道（赛道闸拦下）"
                      + ("——图上有环节证据，属映射够不着的错杀池，看首批锚能否接住" if e["segs"] else ""))
        elif not hits and (trv or 0) <= 0:
            reason = "无覆盖、无传导、不在赛道——两锚皆无"
        else:
            reason = "无覆盖且当日不在传导链上（观察档条件差最后一步）"
        print(f"  ▶ 判决：不采纳（gate=0）。原因：{reason}")
    else:
        print("  ▶ 判决：当日档位表无此票"
              + ("（可能不在覆盖池 universe，或当日未出行）" if not hits else "——在赛道却无档位行，把本行发我核"))


def audit(L: dict) -> None:
    """锚质量审计（--audit）：主榜成员里有多少是靠宽主题弱锚进来的。

    主题弱锚（pool_theme）是 industry_pools 的概念池成员，池宽则噪声大——
    08-05 实测：宁德时代记成算力、国轩高科记成通信、东方日升记成商业航空航天。
    档位判定本身不看是哪路锚（在赛道就算数），所以噪声不改变对错、只改变
    "凭什么"；但宽主题同时也在**放人进主榜**，这才是要拍板的地方。
    本审计回答两问：逐赛道的主榜成员有多少带可审计的图谱锚；
    哪些主题键在独家放人（该股在所有赛道都没有图谱锚）——它们就是下一批
    "降级或剔除"的候选。链锚扩充落地后重跑本审计，看图谱锚占比抬升多少。"""
    main_set = {k for k, g in L["gate"].items() if g == 2.0}
    by_track: dict[str, dict[str, set]] = {}
    theme_only_admits: dict[str, set] = {}
    n_graph = 0
    for k in main_set:
        hs = L["hits"].get(k, [])
        if not hs:
            continue
        has_graph_any = any(r != "pool_theme" for _, _, r in hs)
        if has_graph_any:
            n_graph += 1
        for t, key, rule in hs:
            d = by_track.setdefault(t, {"all": set(), "graph": set()})
            d["all"].add(k)
            if rule != "pool_theme":
                d["graph"].add(k)
            if rule == "pool_theme" and not has_graph_any:
                theme_only_admits.setdefault(key, set()).add(k)

    n_in_track = sum(1 for k in main_set if L["hits"].get(k))
    print(f"\n—— 锚质量审计：主榜 {len(main_set)} 只，其中 {n_in_track} 只在赛道内 ——")
    print(f"  带图谱锚（环节/链，可审计到图谱边）: {n_graph} 只"
          f"（{n_graph / max(1, n_in_track):.0%}）；"
          f"仅靠主题弱锚: {n_in_track - n_graph} 只")
    print("\n  逐赛道（成员数 / 其中带图谱锚）：")
    for t, d in sorted(by_track.items(), key=lambda kv: -len(kv[1]["all"])):
        print(f"    {t:<8} {len(d['all']):>4} / {len(d['graph']):>4}"
              f"（{len(d['graph']) / max(1, len(d['all'])):.0%}）")
    print("\n  独家放人的主题键前 20（这些股在所有赛道都没有图谱锚，"
          "只靠该主题进的主榜——降级候选）：")
    for key, ks in sorted(theme_only_admits.items(),
                          key=lambda kv: -len(kv[1]))[:20]:
        sample = "、".join(L["names"].get(x, x) for x in sorted(ks)[:3])
        print(f"    {key:<16} {len(ks):>4} 只   例：{sample}")


def main() -> int:
    args = [a for a in sys.argv[1:]]
    do_audit = "--audit" in args
    if do_audit:
        args.remove("--audit")
    d = None
    if "--date" in args:
        i = args.index("--date")
        d = args[i + 1]
        del args[i:i + 2]
    if d is None:
        row = db.read_mysql("factor", "SELECT MAX(trade_date) d FROM t_factor_akg_gate")
        v = None if row.empty else row.iloc[0, 0]
        if v is None or pd.isna(v):
            print("档位表为空——先跑当日构建。")
            return 2
        d = pd.Timestamp(v).date().isoformat()
    L = _load(d)
    print(f"选股计划对账 @ 档位日 {d}{L['stale']}")
    print(f"主榜 {len(L['main'])} 只 / 观察档 {len(L['obs'])} 只（150 分界；主榜默认展示前 20）")

    if do_audit:
        audit(L)
    if args:
        for a in args:
            explain(_norm_code(a), L)
    elif not do_audit:
        print("\n—— 主榜前 20（传导档优先，与计划 API 同序；本清单不设每主题限额，"
              "计划 API 默认 theme_cap=5 故名单会略有出入）——")
        for i, (k, s) in enumerate(L["main"].head(20).items(), 1):
            hits = L["hits"].get(k, [])
            anchor = "?"
            if hits:
                t, key, rule = hits[0]
                anchor = f"{t}←{key}" + ("(弱)" if rule == "pool_theme" else "(图谱)")
            print(f"  {i:>2}. {k} {L['names'].get(k, ''):　<6} score={s:.1f} "
                  f"upside={_fmt(L['upside'].get(k), '{:+.1%}')} "
                  f"热度={_fmt(L['heat'].get(k))} "
                  f"赛道={anchor}"
                  + (f" 传导指向={L['tmap'][k][0]}" if L["tmap"].get(k) else ""))
        print("\n—— 观察档前 10 ——")
        for i, (k, s) in enumerate(L["obs"].head(10).items(), 1):
            print(f"  {i:>2}. {k} {L['names'].get(k, ''):　<6} score={s:.1f} "
                  f"热度={_fmt(L['heat'].get(k))}"
                  + (f" 传导指向={L['tmap'][k][0]}" if L["tmap"].get(k) else ""))
        print("\n用法：把机会线索卡片上的代表公司码传进来逐票对账，"
              "例如 python plan_reconcile.py 300750 002074 688041")
    return 0


if __name__ == "__main__":
    raise SystemExit(main())