确定运输方式前的多句询价带到所选方式并按该方式抽字段；成交已定后放舱不再推跟进，未成交原因不再被当成新询价。

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

inquiry-agent/agent/schema/field_validate.py

@@ -516,6 +516,36 @@ def harvest_oral_collab(text: str) -> dict[str, str]:
     return out
 
 
+# 原话里单独出现才收下。举例行「(如：DDP、DAP、CIF、CIP）」整行跳过，避免示例被当成已填。
+_TRADE_TERM_CODES = ("DDP", "DAP", "DDU", "CIF", "CIP", "CPT", "CFR", "FOB", "FCA", "EXW")
+_TRADE_TERM_RE = re.compile(
+    r"(?i)(?<![A-Za-z])(" + "|".join(_TRADE_TERM_CODES) + r")(?![A-Za-z])"
+)
+_TRADE_TERM_EXAMPLE_LINE = re.compile(r"^\s*[（(]如\s*[:：]")
+
+
+def harvest_spoken_trade_term(text: str) -> dict[str, str]:
+    """
+    原话里单独写出的 DAP、DDP、CIF 等记成贸易条款。
+
+    只认这一组术语本身，不从「门到门」猜。同一句出现两个不同术语时不选。
+    补问举例行整行不看。已有「贸易条款」标签值的，由调用方决定不覆盖。
+    """
+    kept: list[str] = []
+    for line in (text or "").splitlines() or [""]:
+        if _TRADE_TERM_EXAMPLE_LINE.match((line or "").strip()):
+            continue
+        kept.append(line)
+    found: list[str] = []
+    for match in _TRADE_TERM_RE.finditer("\n".join(kept)):
+        code = match.group(1).upper()
+        if code not in found:
+            found.append(code)
+    if len(found) != 1:
+        return {}
+    return {"贸易条款": found[0]}
+
+
 # 箱型原文：40HQ*1、1x40HQ、40尺高柜。货物数量不能收这种串。
 _CONTAINER_SPEC = re.compile(
     r"(?i)(20|40|45)\s*['\"′尺]?\s*(HQ|GP|NOR|RH|HC|高柜|平柜|柜)"
@@ -549,6 +579,39 @@ def project_sea_cargo_qty(facts: dict[str, str] | None) -> dict[str, str]:
     return merged
 
 
+# 选定方式后，不属于该方式首次询价的键拿掉。海运件数先投影成货量再删。
+_SEA_DROP_AFTER_PROJECT = ("件数", "毛重", "体积", "包装方式", "包装类型")
+_LAND_DROP_FOREIGN = ("件数", "货量", "货物数量", "整柜或拼柜", "箱型箱量", "贸易条款")
+_AIR_DROP_FOREIGN = ("货量", "货物数量", "整柜或拼柜", "箱型箱量")
+
+
+def shape_facts_for_chosen_mode(facts: dict[str, str] | None, business_line: str) -> dict[str, str]:
+    """
+    运输方式刚定下来时，按该方式的询价字段收口。
+
+    海运留下货物数量、整柜或拼柜、箱型箱量、贸易条款、运输分类；件数里的数量先写入货量。
+    陆运留下运输类型、线路类别、运输分类和重量体积或车型，不留海运箱型、空运件数。
+    空运留下件数、毛重、体积、包装方式，不留海运箱型。
+    不猜新值，只删不属于本方式的键。返回新 dict。
+    """
+    line = (business_line or "").strip().upper()
+    merged = {str(k): str(v).strip() for k, v in dict(facts or {}).items() if str(v).strip()}
+    if line == "SEA":
+        merged = project_sea_cargo_qty(merged)
+        for key in _SEA_DROP_AFTER_PROJECT:
+            merged.pop(key, None)
+        return merged
+    if line == "LAND":
+        for key in _LAND_DROP_FOREIGN:
+            merged.pop(key, None)
+        return merged
+    if line == "AIR":
+        for key in _AIR_DROP_FOREIGN:
+            merged.pop(key, None)
+        return merged
+    return merged
+
+
 def apply_quote_date_default(facts: dict[str, str]) -> dict[str, str]:
     """销售未提供报价日期时填当天；已有则不覆盖。"""
     merged = dict(facts)