feat: label-ocr 支持 destination_country/courier_source 筛选优先处理

flows/shared/db.py

@@ -100,19 +100,27 @@ class SyncDB:
 
     # ---------- OCR 面单 enrichment ----------
 
-    def get_ocr_pending(self, limit: int = 0) -> list[tuple[str, datetime, str, str | None]]:
+    def get_ocr_pending(
+        self, limit: int = 0, destination_country: str | None = None, courier_source: str | None = None,
+    ) -> list[tuple[str, datetime, str, str | None]]:
         """查待 OCR 订单(所有系统):(orderNo, createdAt, labelPdfUrl, destinationCountry)。
 
         条件:有 labelPdfUrl、ocr_layout 未处理(Null)。
-        limit=0 表示不限。
+        limit=0 表示不限。可选按 destinationCountry / courierSource 筛选。
         """
         sql = (
             'SELECT "orderNo","createdAt","labelPdfUrl","destinationCountry" '
             'FROM "Orders" '
-            'WHERE "labelPdfUrl" IS NOT NULL AND "ocr_layout" IS NULL '
-            'ORDER BY "orderedAt" DESC'
+            'WHERE "labelPdfUrl" IS NOT NULL AND "ocr_layout" IS NULL'
         )
         params: list = []
+        if destination_country:
+            sql += ' AND "destinationCountry"=%s'
+            params.append(destination_country)
+        if courier_source:
+            sql += ' AND "courierSource"=%s'
+            params.append(courier_source)
+        sql += ' ORDER BY "orderedAt" DESC'
         if limit > 0:
             sql += " LIMIT %s"
             params.append(limit)