落地私聊图片询价：识图当口播复用三线文字流程，图上航线三字码保持原样，避免被改写成中文地名。

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

inquiry-agent/agent/redis_coord/flow_bookmark.py

@@ -0,0 +1,133 @@
+"""
+询价当前书签短协调：HTTP 收字、Worker 识图后补问必须读同一份。
+
+不当六态、不当 checkpoint。只存当前 sender 的补问/核对草稿。
+禁止：写入现网 Redis 前缀；把已出号工单只放这里当主账。
+"""
+
+from __future__ import annotations
+
+import json
+import logging
+from typing import Any, Optional, Protocol
+
+from agent.redis_coord.keys import FLOW_BOOKMARK
+from agent.redis_coord.runtime import get_redis_runtime
+
+logger = logging.getLogger(__name__)
+
+_TTL_SEC = 24 * 3600
+
+
+class BookmarkStore(Protocol):
+    """单测可注入；生产走 Redis。"""
+
+    def save(self, kind: str, sender_id: str, payload: dict[str, Any]) -> None: ...
+
+    def load(self, kind: str, sender_id: str) -> Optional[dict[str, Any]]: ...
+
+    def delete(self, kind: str, sender_id: str) -> None: ...
+
+
+class DictBookmarkStore:
+    """两份 Flow 实例共用同一字典，模拟 HTTP/Worker。"""
+
+    def __init__(self) -> None:
+        self._d: dict[str, dict[str, Any]] = {}
+
+    def save(self, kind: str, sender_id: str, payload: dict[str, Any]) -> None:
+        self._d[f"{kind}:{sender_id}"] = json.loads(json.dumps(payload))
+
+    def load(self, kind: str, sender_id: str) -> Optional[dict[str, Any]]:
+        row = self._d.get(f"{kind}:{sender_id}")
+        return json.loads(json.dumps(row)) if row is not None else None
+
+    def delete(self, kind: str, sender_id: str) -> None:
+        self._d.pop(f"{kind}:{sender_id}", None)
+
+
+def _redis_ok() -> bool:
+    try:
+        return get_redis_runtime().client.backend == "redis"
+    except Exception:
+        return False
+
+
+def save_flow_bookmark(
+    kind: str,
+    sender_id: str,
+    payload: dict[str, Any],
+    *,
+    store: Optional[BookmarkStore] = None,
+) -> None:
+    """写下当前书签。store 优先；否则仅真 Redis。"""
+    sid = (sender_id or "").strip()
+    name = (kind or "").strip() or "air"
+    if not sid or not isinstance(payload, dict):
+        return
+    if store is not None:
+        store.save(name, sid, payload)
+        return
+    if not _redis_ok():
+        return
+    try:
+        client = get_redis_runtime().client
+        client.raw.set(
+            client.key(FLOW_BOOKMARK, name, sid),
+            json.dumps(payload, ensure_ascii=False),
+            ex=_TTL_SEC,
+        )
+    except Exception:
+        logger.exception("写询价书签失败 kind=%s sender=%s", name, sid)
+
+
+def load_flow_bookmark(
+    kind: str,
+    sender_id: str,
+    *,
+    store: Optional[BookmarkStore] = None,
+) -> dict[str, Any]:
+    """取出当前书签。没有则空。"""
+    sid = (sender_id or "").strip()
+    name = (kind or "").strip() or "air"
+    if not sid:
+        return {}
+    if store is not None:
+        return dict(store.load(name, sid) or {})
+    if not _redis_ok():
+        return {}
+    try:
+        client = get_redis_runtime().client
+        raw = client.raw.get(client.key(FLOW_BOOKMARK, name, sid))
+        if not raw:
+            return {}
+        if isinstance(raw, bytes):
+            raw = raw.decode("utf-8")
+        data = json.loads(raw)
+        return dict(data) if isinstance(data, dict) else {}
+    except Exception:
+        logger.exception("读书签失败 kind=%s sender=%s", name, sid)
+        return {}
+
+
+def delete_flow_bookmark(
+    kind: str,
+    sender_id: str,
+    *,
+    store: Optional[BookmarkStore] = None,
+) -> None:
+    """发图新开或结束当前草稿时删掉。已出号会话不靠这把键。"""
+    sid = (sender_id or "").strip()
+    name = (kind or "").strip() or "air"
+    if not sid:
+        return
+    if store is not None:
+        store.delete(name, sid)
+        return
+    if not _redis_ok():
+        return
+    try:
+        client = get_redis_runtime().client
+        client.raw.delete(client.key(FLOW_BOOKMARK, name, sid))
+    except Exception:
+        logger.exception("删书签失败 kind=%s sender=%s", name, sid)