补齐成交跟进：按线路推成交通知、收下未成交原因、协商中按工作日再问。

成交走询价消息服务；陆运/海运私聊下一句能记下原因；协商中回执写明顺延三个工作日和下次 9：00。

Co-authored-by: Cursor <cursoragent@cursor.com>

inquiry-agent/agent/policy/sea_group_ops.py

@@ -64,6 +64,7 @@ def ticket_view(ticket: object) -> dict[str, Any]:
             view.get("productNames") or view.get("product_names") or [],
         )
         view.setdefault("sales_name", view.get("salesName") or view.get("sales_name") or "")
+        view.setdefault("lost_reason", view.get("lostReason") or view.get("lost_reason") or "")
         facts = dict(view.get("collab_facts") or view.get("collabFacts") or {})
         view.setdefault("collab_facts", facts)
         flag = str(facts.get("__ended") or view.get("collab_ended") or view.get("collabEnded") or "").strip().lower()
@@ -89,6 +90,7 @@ def ticket_view(ticket: object) -> dict[str, Any]:
         "product_ids": list(getattr(ticket, "product_ids", []) or []),
         "product_names": list(getattr(ticket, "product_names", []) or []),
         "sales_name": str(getattr(ticket, "sales_name", "") or ""),
+        "lost_reason": str(getattr(ticket, "lost_reason", "") or ""),
     }
 
 
@@ -987,18 +989,75 @@ def apply_group_deal(
     if not (quote.get("total") or _quote_fee_rows(quote) or status_now in {"已报价", "协商中"}):
         send_group_text(client, chat_id, copy.group_deal_need_quote())
         return "deal_need_quote"
-    writer = getattr(flow.ledger, "transition", None)
-    if callable(writer):
-        result = writer(work_order_no=no, to_status=outcome) or {}
-        if not result.get("ok"):
-            send_group_text(client, chat_id, "主账状态更新失败，成交结果未入账。")
-            return "ledger_fail"
+    from agent.policy.deal_outcome import finish_deal_outcome
+
+    result = finish_deal_outcome(
+        ledger=flow.ledger,
+        work_order_no=no,
+        outcome=outcome,
+        facts=facts_of_group(view, sess),
+        quote=quote,
+        business_line=str(view.get("business_line") or (sess.business_line if sess else "SEA") or "SEA"),
+        sales_name=str(view.get("sales_name") or (getattr(sess, "invited_sales_name", "") if sess else "") or ""),
+    )
+    if not result.get("ok"):
+        send_group_text(client, chat_id, "主账状态更新失败，成交结果未入账。")
+        return "ledger_fail"
+    phase = str(result.get("phase") or "done")
     if sess is not None:
         sess.status = outcome
+        sess.phase = phase
+        if phase == "wait_deal":
+            sess.allowed = (copy.BTN_DEAL, copy.BTN_LOST, copy.BTN_NEGOTIATE)
+        else:
+            sess.allowed = ()
+        flow._save(sess)
+    send_group_text(client, chat_id, copy.deal_ack(outcome, no, str(result.get("next_followup_at") or "")))
+    return phase
+
+
+def facts_of_group(view: dict[str, Any], sess: Any = None) -> dict[str, str]:
+    """主账字段打底，书签覆盖；给负责人匹配和成交通知卡用。"""
+    facts = dict(view.get("facts") or {})
+    if sess is not None and getattr(sess, "facts", None):
+        facts.update(dict(sess.facts or {}))
+    return facts
+
+
+def capture_group_lost_reason(
+    *,
+    flow: Any,
+    ticket: object,
+    sender_id: str,
+    text: str,
+    sess: Any = None,
+) -> str:
+    """
+    群里未成交后，本单销售下一句任意文字即原因。
+    空运群是否要 @ 由入站通道先拦，这里不再判。
+    """
+    ticket = hydrate_ticket(flow, ticket)
+    view = ticket_view(ticket)
+    no = ticket_no(ticket)
+    chat_id = str((sess.collab_chat_id if sess else "") or view.get("collab_chat_id") or "")
+    client = group_client_of(flow)
+    if ticket_status(ticket) != "未成交":
+        return ""
+    if str(view.get("lost_reason") or "").strip():
+        return ""
+    if not is_sales(ticket, sender_id):
+        return ""
+    from agent.policy.deal_outcome import capture_lost_reason
+
+    result = capture_lost_reason(ledger=flow.ledger, work_order_no=no, reason=text)
+    if not result.get("ok"):
+        send_group_text(client, chat_id, "未成交原因没有记下，请再发一句。")
+        return "wait_lost_reason"
+    if sess is not None:
         sess.phase = "done"
         sess.allowed = ()
         flow._save(sess)
-    send_group_text(client, chat_id, copy.deal_ack(outcome, no))
+    send_group_text(client, chat_id, copy.lost_reason_ack(text))
     return "done"