fix:每日推荐修复

server/app/tasks/push.py

@@ -44,7 +44,8 @@ def _pick_reco_locale(pref_locale: Optional[str]) -> str:
 
 
 def _pick_title(locale: str) -> str:
-    return "每日提醒" if str(locale) == "tc" else "Daily Reminder"
+    # 需求：tc 语言使用繁体标题
+    return "每日推薦" if str(locale) == "tc" else "Daily Reminder"
 
 
 async def _send_expo_push(*, to: str, title: str, body: str, data: Optional[dict[str, Any]] = None) -> dict[str, Any]:
@@ -288,17 +289,61 @@ async def _send_once_async(*, client_user_id: str, local_date: date, slot_index:
             # 关键：这里不能调用 tasks.reco.generate（内部会 asyncio.run），否则会嵌套事件循环崩溃。
             from app.tasks.reco import run_reco_payload_async
 
-            body = ""
+            # 去重：同一用户同一天尽量不重复推送相同 content
+            used_ids: list[int] = []
             try:
-                reco_payload = await run_reco_payload_async(scene="push", user_profile=user_profile, k=1, locale=reco_locale)
+                qused = (
+                    select(PushSendLog.content_id)
+                    .where(
+                        PushSendLog.client_user_id == client_user_id,
+                        PushSendLog.local_date == local_date,
+                        PushSendLog.content_id.is_not(None),
+                        PushSendLog.id != log.id,
+                    )
+                    .order_by(PushSendLog.slot_index.asc())
+                )
+                rused = await session.execute(qused)
+                used_ids = [int(x) for x in rused.scalars().all() if x is not None]
+            except Exception:
+                used_ids = []
+
+            body = ""
+            picked_content_id: int | None = None
+            try:
+                reco_payload = await run_reco_payload_async(
+                    scene="push",
+                    user_profile=user_profile,
+                    k=3,
+                    locale=reco_locale,
+                    already_recommended_ids=used_ids,
+                )
                 items = (reco_payload or {}).get("items") or []
                 if items and isinstance(items, list):
-                    body = str(items[0].get("text") or "").strip()
+                    for it in items:
+                        if not isinstance(it, dict):
+                            continue
+                        cid = it.get("content_id")
+                        txt = str(it.get("text") or "").strip()
+                        if not txt:
+                            continue
+                        if cid is not None:
+                            try:
+                                cid_i = int(cid)
+                            except Exception:
+                                cid_i = None
+                        else:
+                            cid_i = None
+                        if cid_i is not None and cid_i in used_ids:
+                            continue
+                        picked_content_id = cid_i
+                        body = txt
+                        break
             except Exception:
                 body = ""
 
             if not body:
-                body = "给自己一句温柔的话。"
+                # tc 语言兜底文案使用繁体
+                body = "給自己一句溫柔的話。" if reco_locale == "tc" else "给自己一句温柔的话。"
 
             # 5) 发送
             expo_res = await _send_expo_push(
@@ -329,6 +374,9 @@ async def _send_once_async(*, client_user_id: str, local_date: date, slot_index:
             log.status = "sent"
             log.sent_at = datetime.now(timezone.utc).replace(tzinfo=None)
             log.error = None
+            log.title = title
+            log.body = body
+            log.content_id = picked_content_id
             await session.commit()
             return {"status": "sent", "expo": expo_res}
         except Exception as e: