落地海运私聊文字询价全流程，海运多项费用改走文本明细，避免企微卡片引用条截断。

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

inquiry-agent/agent/handlers/text_inquiry.py

@@ -1,5 +1,5 @@
 """
-意图：普通文字询价（空运闭环）。
+意图：普通文字询价（空运 / 海运闭环）。
 
 本文件职责：入站文字 → 流程编排；回复只写入 outbox。
 禁止：在本文件抽字段语义（交给 extract）；禁止直连 TMS；禁止回调线程外的额外阻塞。
@@ -13,11 +13,29 @@ from typing import Any, Optional
 from agent.channel.queue import get_message_store
 from agent.channel.wecom.models import InboundMessage
 from agent.config import get_settings
+from agent.llm.extract_text import detect_transport_mode
 from agent.policy.air_text_flow import get_air_text_flow
+from agent.policy.sea_text_flow import get_sea_text_flow
 
 logger = logging.getLogger(__name__)
 
 
+def _pick_text_flow(*, sender_id: str, text: str, injected_mode: str = ""):
+    """
+    按当前书签或本句运输方式选空运/海运流程。
+
+    已有海运书签优先；新句写了海运走海运；其余仍走空运（含补问运输方式）。
+    """
+    sea = get_sea_text_flow()
+    sea_sess = sea.session_of(sender_id)
+    if sea_sess and (sea_sess.business_line or "").upper() == "SEA":
+        return sea
+    mode = (injected_mode or detect_transport_mode(text) or "").upper()
+    if mode == "SEA":
+        return sea
+    return get_air_text_flow()
+
+
 def handle_text_inquiry(
     message: InboundMessage,
     *,
@@ -39,7 +57,11 @@ def handle_text_inquiry(
         return "reject_no_sender"
     settings = get_settings()
     msg_store = store or get_message_store()
-    engine = flow or get_air_text_flow()
+    engine = flow or _pick_text_flow(
+        sender_id=message.sender_id,
+        text=message.content or "",
+        injected_mode=injected_mode,
+    )
     replies: list[str] = []
 
     def reply(text: str, extra: dict | None = None) -> str:
@@ -75,12 +97,13 @@ def handle_text_other(message: InboundMessage, *, store=None) -> str:
     闲聊/其它：若有待点按钮则当按钮；否则回首次单聊话术。
     """
     from agent.policy import inquiry_copy as copy
-    from agent.policy.air_text_flow import get_air_text_flow
 
     if not message.has_sender():
         return "reject_no_sender"
     msg_store = store or get_message_store()
-    engine = get_air_text_flow()
+    engine = _pick_text_flow(
+        sender_id=message.sender_id, text=message.content or ""
+    )
     sess = engine.session_for_action(
         message.sender_id, message.raw, text=message.content or ""
     )