"""
海运文字询价确定性流程。

本文件职责：海运七项补问 → 建单出确认卡 → 主账查 TMS → 有价/无价卡 → 跳过协同或拉群。
空运 Owner 仍在 air_text_flow，禁止把海运再堆回去。
调用：handler 在 Worker/inbox 线程；禁止回调线程同步跑。
禁止：直连 TMS；本地拆箱型；用户文字冒充群报价版本。
"""

from __future__ import annotations

import logging
import threading
from typing import Any, Optional

from agent.ledger.http_ledger import HttpLedger
from agent.ledger.memory_ledger import MemoryLedger
from agent.llm.extract_text import extract_inquiry_snapshot
from agent.policy import inquiry_copy as copy
from agent.policy.air_text_flow import (
    AirTextInquiryFlow,
    FlowSession,
    ReplyFn,
    build_ledger,
)
from agent.schema.field_validate import validate_required_fields
from agent.schema.tms_sea_query import assemble_sea_query

logger = logging.getLogger(__name__)

# 会话存档账号：每个协同群必拉。私聊「已邀请」不写这些人。
# 姓名与后台员工管理一致；userid 以员工表/环境变量为准，源码不写死。
ARCHIVE_SEAT_NAMES = ("询价机器人",)


class SeaTextInquiryFlow(AirTextInquiryFlow):
    """
    海运文字询价 Owner。

    复用空运后半段（跳过协同 / 出方案卡 / Excel PDF / 成交），只改查价前与卡片、拉群。
    """

    bookmark_kind = "sea"

    def __init__(self, ledger: Any = None, group_client: Any = None) -> None:
        super().__init__(ledger=ledger)
        self._group_client = group_client

    def group_client(self) -> Any:
        """
        企微应用群客户端。测服正式不注入，现场再取默认 WeCom 客户端。

        单测可注入 FakeGroupClient。取到后挂在流程上，后续补字段/发文件共用。
        """
        if self._group_client is None:
            self._group_client = _default_group_client()
        return self._group_client

    def on_text(
        self,
        *,
        sender_id: str,
        text: str,
        reply: ReplyFn,
        injected_facts: Optional[dict[str, Any]] = None,
        injected_mode: str = "",
        b_result: Optional[dict[str, Any]] = None,
        allow_b: bool = False,
        chat_fn: Optional[Any] = None,
        inbound_raw: Optional[dict[str, Any]] = None,
    ) -> str:
        """
        处理一句海运私聊文字。返回阶段名供单测断言。

        先认按钮，再抽字段。运输方式必须是 SEA 才建单。
        """
        if not (sender_id or "").strip():
            return "reject_no_sender"
        sess = self.session_for_action(sender_id, inbound_raw, text=text)
        sess = self._detach_frozen_bookmark(sess, sender_id)
        btn = self.match_button(text, sess)
        if btn:
            return self.on_button(
                sender_id=sender_id,
                action=btn,
                reply=reply,
                card_meta=inbound_raw,
            )
        # 未成交后下一句任意文字即原因，不能先抽字段当成新询价。
        if (
            sess
            and sess.phase == "wait_lost_reason"
            and not (injected_facts and injected_mode)
        ):
            return self._capture_lost_reason(sess, text, reply)
        if sess:
            from agent.policy.quote_adjust_ops import try_private_adjust

            adjusted = try_private_adjust(self, sess, text, reply)
            if adjusted:
                return adjusted
        # 上一单已出号：新一轮从本句重收，禁止把旧贸易条款/分类带进下一张工单。
        sess = self._detach_ticketed_for_new_inquiry(sess)

        snap = extract_inquiry_snapshot(
            text,
            injected_facts=injected_facts,
            injected_mode=injected_mode,
            b_result=b_result,
            allow_b=allow_b,
            chat_fn=chat_fn,
        )
        mode = (snap.get("business_line") or "").upper()
        facts = dict(snap.get("facts") or {})
        if sess and sess.phase in {"clarify", "need_mode"}:
            from agent.llm.extract_text import detect_transport_mode
            from agent.schema.field_validate import harvest_oral_measures

            merged = dict(sess.facts)
            merged.update(facts)
            facts = harvest_oral_measures(text, merged)
            mode = mode or (sess.business_line or "").upper()
            if not mode:
                mode = detect_transport_mode(f"{sess.immutable_text or ''}\n{text}")

        if not mode:
            reply(copy.ASK_TRANSPORT)
            self._save(
                FlowSession(
                    sender_id=sender_id,
                    thread_id=sender_id,
                    phase="need_mode",
                    business_line="",
                    facts=facts,
                    immutable_text=sess.immutable_text if sess and sess.immutable_text else text,
                )
            )
            return "need_mode"

        if mode != "SEA":
            if mode == "LAND":
                from agent.policy.land_text_flow import get_land_text_flow

                # 本句已是陆运：丢掉海运补问草稿，避免下一句又被海运吃掉。
                self.drop_current_bookmark(sender_id)
                return get_land_text_flow().on_text(
                    sender_id=sender_id,
                    text=text,
                    reply=reply,
                    injected_facts=facts,
                    injected_mode=mode,
                    b_result=b_result,
                    allow_b=allow_b,
                    chat_fn=chat_fn,
                    inbound_raw=inbound_raw,
                )
            # 空运交给空运 Owner，避免海运流程半做空运
            from agent.policy.air_text_flow import get_air_text_flow

            self.drop_current_bookmark(sender_id)
            return get_air_text_flow().on_text(
                sender_id=sender_id,
                text=text,
                reply=reply,
                injected_facts=facts,
                injected_mode=mode,
                b_result=b_result,
                allow_b=allow_b,
                chat_fn=chat_fn,
                inbound_raw=inbound_raw,
            )

        from agent.schema.sea_options import drop_invented_door_trade_terms, harvest_sea_class

        facts = harvest_sea_class(text, facts)
        # 旧陆运/补问草稿可能把「门到门」塞进贸易条款；原话没写条款则丢掉。
        facts = drop_invented_door_trade_terms(text, facts)
        check = validate_required_fields(facts=facts, business_line="SEA")
        facts = dict(check["facts"])
        tms_ready = assemble_sea_query(facts)
        facts = dict(tms_ready["facts"])
        if not check["ok"] or not tms_ready["ok"]:
            keys = list(check["missing"] or [])
            for key in tms_ready.get("missing") or []:
                if key not in keys:
                    keys.append(key)
            new_sess = FlowSession(
                sender_id=sender_id,
                thread_id=sender_id,
                phase="clarify",
                business_line="SEA",
                facts=facts,
                immutable_text=sess.immutable_text if sess and sess.immutable_text else text,
                wait_version=(sess.wait_version + 1) if sess else 1,
            )
            return self._clarify_or_handoff(
                sess=sess,
                keys=keys,
                new_sess=new_sess,
                reply=reply,
                clarify_text=copy.ask_clarify(
                    facts=facts,
                    missing_keys=keys,
                    transport_mode="海运",
                ),
            )

        return self._create_and_quote(
            sender_id=sender_id,
            facts=facts,
            text=text,
            reply=reply,
        )

    def _create_and_quote(
        self,
        *,
        sender_id: str,
        facts: dict[str, str],
        text: str,
        reply: ReplyFn,
    ) -> str:
        """建海运工单、先出确认卡、再查 TMS。"""
        import uuid

        from agent.policy.handoff_human import void_virtual_no

        old = self.session_of(sender_id)
        if old:
            void_virtual_no(old)
        self._save(
            FlowSession(
                sender_id=sender_id,
                thread_id=sender_id,
                phase="quoting",
                business_line="SEA",
                facts=facts,
                immutable_text=text,
            )
        )
        created = self._ledger.create_ticket(
            sender_id=sender_id,
            business_line="SEA",
            facts=facts,
            idempotency_key=f"create:{sender_id}:{uuid.uuid4().hex}",
        )
        no = str(created.get("work_order_no") or "").strip()
        if not no:
            reply("建单失败，请稍后把刚才那条再发一次。海运字段已经记下。")
            return "ledger_fail"
        first, history_wo = self._resolve_similar(created, facts=facts, current_no=no)
        out_id = reply(
            copy.inquiry_card(
                work_order_no=no,
                facts=facts,
                first_or_same=first,
                transport_mode="海运",
            )
        ) or ""
        self._wait_inquiry_sent(str(out_id), work_order_no=no)

        tms_facts = dict(assemble_sea_query(facts).get("tms_facts") or facts)
        tms = self._ledger.query_tms(work_order_no=no, facts=tms_facts, business_line="SEA")
        sess = FlowSession(
            sender_id=sender_id,
            thread_id=sender_id,
            business_line="SEA",
            facts=facts,
            work_order_no=no,
            first_or_same=first,
            history_work_order_no=history_wo,
            immutable_text=text,
            wait_version=1,
        )
        if not tms.get("ok"):
            if tms.get("classification") == "TMS_QUERY_INCOMPLETE":
                logger.warning("tms.query 未出站 wo=%s class=%s", no, tms.get("classification"))
            reply("TMS 查询失败，请稍后重试。工单已创建：" + no)
            sess.phase = "tms_tech"
            self._save(sess)
            return "tms_tech"
        if not tms.get("has_price"):
            self._emit_tms_miss(reply, no)
            sess.phase = "tms_miss"
            sess.status = "询价中"
            sess.allowed = (copy.BTN_PULL_COLLAB,)
            self._save(sess)
            return "tms_miss"

        quote = tms["quote"]
        up = self._ledger.upsert_quote(work_order_no=no, quote=quote, to_status="已报价")
        if not up.get("ok"):
            reply("主账写入报价失败，不能当作已报价。")
            sess.phase = "ledger_fail"
            self._save(sess)
            return "ledger_fail"
        sess.quote = quote
        copy.remember_tms_quote(sess, quote)
        sess.status = "已报价"
        sess.phase = "wait_collab"
        sess.allowed = (copy.BTN_PULL_COLLAB, copy.BTN_SKIP_COLLAB)
        sess.wait_version += 1
        self._save(sess)
        self._emit_sea_hit(
            reply,
            work_order_no=no,
            quote=quote,
            first_or_same=first,
            history_work_order_no=history_wo,
            status="已报价",
            business_line=sess.business_line or "SEA",
        )
        return "wait_collab"

    def _resolve_similar(
        self,
        created: dict[str, Any],
        *,
        facts: dict[str, str],
        current_no: str,
        business_line: str = "SEA",
    ) -> tuple[str, str]:
        history = str(created.get("similar_work_order_no") or "").strip()
        first = str(created.get("first_or_same") or "first")
        if first == "same" and history and history != current_no:
            return "same", history
        finder = getattr(self._ledger, "find_similar_open", None)
        line = (business_line or "SEA").strip() or "SEA"
        if not callable(finder):
            return "first", ""
        try:
            similar = finder(
                facts=facts, business_line=line, exclude_work_order_no=current_no
            ) or {}
        except TypeError:
            similar = finder(facts=facts, business_line=line) or {}
        except Exception:
            logger.warning("find_similar 失败，按首次询价展示 current=%s", current_no)
            return "first", ""
        history = str(similar.get("work_order_no") or "").strip()
        if similar.get("found") and history and history != current_no:
            return "same", history
        return "first", ""

    def _emit_tms_miss(self, reply: ReplyFn, work_order_no: str) -> None:
        """海运无价：一张带拉群按钮的卡，不再发手动拉人群句。"""
        from agent.config import get_settings

        reply(
            copy.sea_tms_miss(work_order_no=work_order_no),
            copy.sea_tms_miss_wecom_payload(
                work_order_no=work_order_no,
                action_url=(get_settings().public_base_url or "").strip(),
            ),
        )

    def _session_from_ledger(self, *, sender_id: str, view: dict[str, Any]) -> FlowSession:
        sess = super()._session_from_ledger(sender_id=sender_id, view=view)
        if sess.business_line in {"SEA", "LAND"} and sess.phase == "wait_collab":
            sess.allowed = (copy.BTN_PULL_COLLAB, copy.BTN_SKIP_COLLAB)
        if sess.business_line in {"SEA", "LAND"} and sess.phase == "tms_miss":
            sess.allowed = (copy.BTN_PULL_COLLAB,)
        sess.collab_chat_id = str(view.get("collab_chat_id") or "")
        sess.collab_facts = dict(view.get("collab_facts") or {})
        return sess

    def _emit_sea_hit(
        self,
        reply: ReplyFn,
        *,
        work_order_no: str,
        quote: dict[str, Any],
        first_or_same: str = "first",
        history_work_order_no: str = "",
        status: str = "已报价",
        business_line: str = "",
    ) -> None:
        """
        先发完整价格明细文本，再发带按钮的卡。

        企微只发卡时，引用条超长会被截断；文本不受限。
        """
        line = (business_line or getattr(self, "business_line", "") or "SEA").upper()
        if line not in {"SEA", "LAND"}:
            line = "SEA"
        src = dict(quote or {})
        src["business_line"] = line
        reply(
            copy.sea_quote_detail_text(
                work_order_no=work_order_no,
                quote=src,
                first_or_same=first_or_same,
                history_work_order_no=history_work_order_no,
                status=status,
                business_line=line,
            )
        )
        reply(
            copy.sea_tms_hit_card(
                work_order_no=work_order_no,
                quote=src,
                first_or_same=first_or_same,
                history_work_order_no=history_work_order_no,
                status=status,
                business_line=line,
            ),
            copy.sea_tms_hit_wecom_payload(
                work_order_no=work_order_no,
                quote=src,
                first_or_same=first_or_same,
                history_work_order_no=history_work_order_no,
                status=status,
                business_line=line,
            ),
        )

    def _replay_wait(self, sess: FlowSession, reply: ReplyFn, *, source: str) -> str:
        if sess.business_line == "SEA" and sess.phase == "wait_collab":
            self._emit_sea_hit(
                reply,
                work_order_no=sess.work_order_no,
                quote=sess.quote,
                first_or_same=sess.first_or_same,
                history_work_order_no=sess.history_work_order_no,
                status=sess.status or "已报价",
                business_line=sess.business_line or "SEA",
            )
            return "wait_collab"
        if sess.business_line == "SEA" and sess.phase == "tms_miss":
            self._emit_tms_miss(reply, sess.work_order_no)
            return "tms_miss"
        return super()._replay_wait(sess, reply, source=source)

    def on_button(
        self,
        *,
        sender_id: str,
        action: str,
        reply: ReplyFn,
        card_meta: Optional[dict[str, Any]] = None,
    ) -> str:
        sess = self.session_for_action(sender_id, card_meta)
        if sess and action == copy.BTN_PULL_COLLAB and action in sess.allowed:
            if sess.handoff_offer and not sess.handoff_committed:
                return self._commit_handoff_pull(sess, reply, card_meta=card_meta)
            return self._pull_collab_group(sess, reply, card_meta=card_meta)
        if action in {copy.BTN_DEAL, copy.BTN_LOST, copy.BTN_NEGOTIATE}:
            from agent.policy.sea_group_ops import explain_deal_click

            ticket_sess = sess
            if ticket_sess is None:
                wo = copy.work_order_from_card_meta(card_meta)
                ticket_sess = self.session_by_work_order(wo)
            if ticket_sess and (ticket_sess.collab_chat_id or "").strip():
                reason = explain_deal_click(
                    flow=self,
                    sender_id=sender_id,
                    action=action,
                    card_meta=card_meta,
                    sess=ticket_sess,
                )
                if reason:
                    return reason
        return super().on_button(
            sender_id=sender_id, action=action, reply=reply, card_meta=card_meta
        )

    def _pull_collab_group(
        self,
        sess: FlowSession,
        reply: ReplyFn,
        card_meta: Optional[dict[str, Any]] = None,
    ) -> str:
        """
        点「拉产品进群协同」：按线路拉产品人，新建群，私聊回执，按钮置灰。

        没人可拉 / 建群失败：说明原因，按钮保持可点。已有群：不新建，置灰。
        """
        no = (sess.work_order_no or "").strip()
        if sess.collab_ended:
            reply(copy.group_cannot_recreate(work_order_no=no))
            return "collab_ended"
        getter = getattr(self._ledger, "get_ticket", None)
        ticket = getter(work_order_no=no) if callable(getter) else None
        if ticket is not None:
            facts = dict(getattr(ticket, "collab_facts", {}) or {})
            if bool(getattr(ticket, "collab_ended", False)) or str(
                facts.get("__ended") or ""
            ).strip() in {"1", "true"}:
                sess.collab_ended = True
                self._save(sess)
                reply(copy.group_cannot_recreate(work_order_no=no))
                return "collab_ended"
        existing = (sess.collab_chat_id or "").strip()
        if not existing and ticket is not None:
            existing = str(getattr(ticket, "collab_chat_id", "") or "")
        if existing:
            sess.collab_chat_id = existing
            sess.allowed = ()
            sess.phase = "collab_group"
            self._save(sess)
            self._grey_clicked_card(reply, card_meta)
            self._ensure_archive_seats_in_group(existing)
            try:
                from agent.channel.wshoto.rooms import watch_collab_room

                watch_collab_room(existing, work_order_no=no)
            except Exception:
                logger.exception("登记已有存档监听群失败 chat=%s", existing)
            reply(copy.sea_group_exists(work_order_no=no))
            return "collab_group"

        staff = self._match_sea_staff(sess)
        if not staff:
            reply(self._group_no_staff_copy())
            return sess.phase or "wait_collab"

        userids = [sess.sender_id]
        product_names: list[str] = []
        product_ids: list[str] = []
        for row in staff:
            uid = str(row.get("wecomId") or row.get("wecom_id") or "").strip()
            name = str(row.get("name") or "").strip() or uid
            if not uid:
                continue
            if uid not in userids:
                userids.append(uid)
            if uid not in product_ids:
                product_ids.append(uid)
                product_names.append(name)
        if not product_ids:
            reply(self._group_no_staff_copy())
            return sess.phase or "wait_collab"

        # 销售 + 产品之后，必须再拉会话存档账号；没有也不挡建群。
        for uid in self._archive_seat_userids():
            if uid not in userids:
                userids.append(uid)

        client = self.group_client()
        created = client.create_group(name=no, userids=userids) or {}
        if not created.get("ok") or not created.get("chat_id"):
            reply(copy.sea_group_create_fail(reason=str(created.get("error") or "")))
            return sess.phase or "wait_collab"

        chat_id = str(created.get("chat_id") or "").strip()
        try:
            from agent.channel.wshoto.rooms import watch_collab_room

            watch_collab_room(chat_id, work_order_no=no)
        except Exception:
            logger.exception("登记存档监听群失败 chat=%s", chat_id)
        sales_name = self._sales_display_name(sess.sender_id)
        binder = getattr(self._ledger, "bind_collab_group", None)
        if callable(binder):
            binder(
                work_order_no=no,
                chat_id=chat_id,
                member_ids=userids,
                product_names=product_names,
                product_ids=product_ids,
            )

        from agent.schema.field_validate import collab_fields_for_ticket, pick_collab_from_facts

        line = (sess.business_line or "SEA").upper()
        keys = collab_fields_for_ticket(sess.facts, line)
        seeded = pick_collab_from_facts(sess.facts, keys)
        if seeded:
            merged = dict(sess.collab_facts or {})
            for k, v in seeded.items():
                if v and not str(merged.get(k) or "").strip():
                    merged[k] = v
            sess.collab_facts = merged
            self.apply_collab_facts(
                work_order_no=no,
                facts=seeded,
                sender_id=sess.sender_id,
                allowed_keys=keys,
            )

        ticket_view = ticket if isinstance(ticket, dict) else {}
        tms = copy.resolve_tms_quote(sess, ticket_view)
        brief = copy.sea_group_brief(
            work_order_no=no,
            facts=sess.facts,
            quote=sess.quote,
            collab_facts=sess.collab_facts,
            sales_name=sales_name,
            product_names=product_names,
            has_price=bool(tms or sess.quote),
            tms_quote=tms,
            product_quote=sess.quote if copy.quote_is_product(sess.quote) else None,
            transport_mode=self._group_brief_mode(sess),
        )
        client.send_group(chat_id=chat_id, content=brief)
        sess.collab_chat_id = chat_id
        from agent.policy.sea_group_ops import send_filled_sheet

        send_filled_sheet(
            flow=self,
            ticket=None,
            sess=sess,
            business_line=(sess.business_line or "SEA"),
        )
        sess.invited_userids = tuple(userids)
        sess.invited_sales_name = sales_name
        sess.invited_product_names = tuple(product_names)
        sess.phase = "collab_group"
        sess.allowed = ()
        sess.wait_version += 1
        self._save(sess)
        self._grey_clicked_card(reply, card_meta)
        reply(
            copy.sea_group_created(
                work_order_no=no,
                sales_name=sales_name,
                product_names=product_names,
            )
        )
        return "collab_group"

    def _match_handoff_staff(self, sess: FlowSession) -> list[dict[str, Any]]:
        """
        转人工拉人：线路/港口已齐走原匹配；未齐则拉该运输方式全部启用产品。
        """
        line = (sess.business_line or "SEA").upper()
        facts = dict(sess.facts or {})
        if line == "LAND":
            if str(facts.get("线路类别") or "").strip():
                return self._match_sea_staff(sess)
            lister = getattr(self._ledger, "list_staff_by_role", None)
            if not callable(lister):
                return []
            try:
                rows = lister(role_code="land") or []
            except Exception:
                logger.exception("转人工拉全部陆运产品失败")
                return []
            return [dict(x) for x in rows if isinstance(x, dict)]
        origin = str(facts.get("起运港") or facts.get("起运地") or "").strip()
        dest = str(facts.get("目的港") or facts.get("目的地") or "").strip()
        if origin or dest:
            return self._match_sea_staff(sess)
        lister = getattr(self._ledger, "list_staff_by_role", None)
        if not callable(lister):
            return []
        try:
            rows = lister(role_code="sea") or []
        except Exception:
            logger.exception("转人工拉全部海运产品失败")
            return []
        return [dict(x) for x in rows if isinstance(x, dict)]

    def _commit_handoff_pull(
        self,
        sess: FlowSession,
        reply: ReplyFn,
        card_meta: Optional[dict[str, Any]] = None,
    ) -> str:
        """
        点转人工「拉产品进群」：建群、发转人工摘要、正式单改「转人工」。
        虚拟单不写主账。不发 TMS、不发模板、不跟成交。
        """
        from agent.policy.handoff_human import (
            HANDOFF_STATUS,
            ensure_virtual_no,
            is_virtual_no,
        )

        if sess.collab_ended or (sess.collab_chat_id or "").strip():
            reply(copy.HANDOFF_ALREADY_COLLAB)
            return "handoff_already"
        display_no = ensure_virtual_no(sess) if not (sess.work_order_no or "").strip() else sess.work_order_no
        staff = self._match_handoff_staff(sess)
        if not staff:
            reply(self._group_no_staff_copy())
            return sess.phase or "handoff_offer"
        userids = [sess.sender_id]
        product_names: list[str] = []
        product_ids: list[str] = []
        for row in staff:
            uid = str(row.get("wecomId") or row.get("wecom_id") or "").strip()
            name = str(row.get("name") or "").strip() or uid
            if not uid:
                continue
            if uid not in userids:
                userids.append(uid)
            if uid not in product_ids:
                product_ids.append(uid)
                product_names.append(name)
        if not product_ids:
            reply(self._group_no_staff_copy())
            return sess.phase or "handoff_offer"
        for uid in self._archive_seat_userids():
            if uid not in userids:
                userids.append(uid)
        client = self.group_client()
        created = client.create_group(name=display_no, userids=userids) or {}
        if not created.get("ok") or not created.get("chat_id"):
            reply(copy.sea_group_create_fail(reason=str(created.get("error") or "")))
            return sess.phase or "handoff_offer"
        chat_id = str(created.get("chat_id") or "").strip()
        brief = copy.handoff_group_brief(
            work_order_no=display_no,
            facts=sess.facts,
            business_line=sess.business_line,
            product_names=product_names,
        )
        client.send_group(chat_id=chat_id, content=brief)
        real = (sess.work_order_no or "").strip()
        if real and not is_virtual_no(real):
            trans = getattr(self._ledger, "transition", None)
            if callable(trans):
                trans(
                    work_order_no=real,
                    to_status=HANDOFF_STATUS,
                    remark=copy.HANDOFF_CLARIFY_REASON
                    if sess.handoff_offer == "clarify"
                    else copy.HANDOFF_INTENT_REASON,
                )
            binder = getattr(self._ledger, "bind_collab_group", None)
            if callable(binder):
                binder(
                    work_order_no=real,
                    chat_id=chat_id,
                    member_ids=userids,
                    product_names=product_names,
                    product_ids=product_ids,
                )
            sess.status = HANDOFF_STATUS
        sess.collab_chat_id = chat_id
        sess.handoff_committed = True
        sess.handoff_offer = ""
        sess.phase = "handoff_done"
        sess.allowed = ()
        sess.invited_product_names = tuple(product_names)
        self._save(sess)
        self._grey_clicked_card(reply, card_meta)
        sales_name = self._sales_display_name(sess.sender_id)
        reply(
            copy.sea_group_created(
                work_order_no=display_no,
                sales_name=sales_name,
                product_names=product_names,
            )
        )
        return "handoff_done"

    def _match_sea_staff(self, sess: FlowSession) -> list[dict[str, Any]]:
        """主账按起运/目的匹配启用的海运产品岗。"""
        matcher = getattr(self._ledger, "match_sea_staff", None)
        if not callable(matcher):
            return []
        try:
            rows = matcher(
                origin=str((sess.facts or {}).get("起运港") or ""),
                destination=str((sess.facts or {}).get("目的港") or ""),
            ) or []
        except Exception:
            logger.exception("匹配海运产品人员失败 wo=%s", sess.work_order_no)
            return []
        return [dict(x) for x in rows if isinstance(x, dict)]

    def _group_no_staff_copy(self) -> str:
        """没人可拉时的私聊。海运用海运岗话术；陆运覆盖成陆运岗。"""
        return copy.sea_group_no_staff()

    def _group_brief_mode(self, sess: FlowSession) -> str:
        """群摘要运输方式展示。"""
        _ = sess
        return "海运"

    def _archive_seat_userids(self) -> list[str]:
        """
        会话存档账号 userid 列表。

        先读环境变量 WECOM_ARCHIVE_SEAT_USER_IDS，再按姓名「询价机器人」查员工管理。
        查不到只记日志，不把建群判失败。
        """
        ids: list[str] = []
        from agent.config import get_settings

        seat = str(getattr(get_settings(), "wecom_archive_seat_user_ids", "") or "").strip()
        for part in seat.replace(";", ",").split(","):
            uid = part.strip()
            if uid and uid not in ids:
                ids.append(uid)
        finder = getattr(self._ledger, "find_staff_by_name", None)
        if callable(finder):
            for name in ARCHIVE_SEAT_NAMES:
                try:
                    row = finder(name=name) or {}
                except Exception:
                    logger.exception("查会话存档账号失败 name=%s", name)
                    continue
                uid = str(row.get("wecomId") or row.get("wecom_id") or "").strip()
                if uid and uid not in ids:
                    ids.append(uid)
        if not ids:
            logger.warning("协同群缺少会话存档账号：员工管理未找到「询价机器人」且未配置 WECOM_ARCHIVE_SEAT_USER_IDS")
        return ids

    def _ensure_archive_seats_in_group(self, chat_id: str) -> None:
        """已有群补拉会话存档账号；失败只记日志，不改销售侧已有群提示。"""
        seats = self._archive_seat_userids()
        if not chat_id or not seats:
            return
        client = self.group_client()
        adder = getattr(client, "add_group_members", None)
        if not callable(adder):
            return
        try:
            adder(chat_id=chat_id, userids=seats)
        except Exception:
            logger.exception("已有协同群补拉会话存档失败 chat=%s", chat_id)

    def _sales_display_name(self, sender_id: str) -> str:
        """私聊「已邀请」用的销售名；没有展示名就用 userid。"""
        finder = getattr(self._ledger, "get_staff_by_wecom_id", None)
        if callable(finder):
            try:
                row = finder(wecom_id=sender_id) or {}
                name = str(row.get("name") or "").strip()
                if name:
                    return name
            except Exception:
                logger.warning("查销售姓名失败 sender=%s", sender_id)
        return sender_id

    def apply_collab_facts(
        self,
        *,
        work_order_no: str,
        facts: dict[str, str],
        sender_id: str,
        allowed_keys: tuple[str, ...] | None = None,
    ) -> dict[str, Any]:
        """
        群里静默写入协同字段。不改六态、不回复、不出报价版本。

        只合并非空协同键。
        """
        from agent.schema.field_validate import SEA_COLLAB_FIELDS

        no = (work_order_no or "").strip()
        keys = tuple(allowed_keys) if allowed_keys is not None else SEA_COLLAB_FIELDS
        cleaned = {
            k: str(v).strip()
            for k, v in (facts or {}).items()
            if k in keys and str(v or "").strip()
        }
        if not no or not cleaned:
            return {"ok": False, "updated": []}
        with self._lock:
            sess = self._by_ticket.get(no)
        if sess:
            merged = dict(sess.collab_facts)
            merged.update(cleaned)
            sess.collab_facts = merged
            self._save(sess)
        writer = getattr(self._ledger, "patch_collab_facts", None)
        if callable(writer):
            writer(work_order_no=no, facts=cleaned, sender_id=sender_id)
        logger.info("sea.collab_fields wo=%s keys=%s by=%s", no, sorted(cleaned), sender_id)
        return {"ok": True, "updated": sorted(cleaned)}


def _default_group_client() -> Any:
    """生产走企微应用建群；未配置时返回会失败的空客户端。"""
    from agent.channel.outbox.sender import WeComAppClient
    from agent.config import get_settings

    settings = get_settings()
    return WeComAppClient(
        corp_id=settings.wecom_corp_id,
        secret=settings.wecom_secret,
        agent_id=int(settings.wecom_agent_id or "1000010"),
    )


_FLOW: Optional[SeaTextInquiryFlow] = None
_FLOW_GUARD = threading.Lock()


def get_sea_text_flow() -> SeaTextInquiryFlow:
    """进程内一份海运流程；测试可 new 独立实例。"""
    global _FLOW
    with _FLOW_GUARD:
        if _FLOW is None:
            _FLOW = SeaTextInquiryFlow()
        return _FLOW


def reset_sea_text_flow_for_test() -> SeaTextInquiryFlow:
    """单测重置全局海运实例（强制内存账本）。"""
    global _FLOW
    with _FLOW_GUARD:
        _FLOW = SeaTextInquiryFlow(MemoryLedger())
        return _FLOW