add cartion filter and search

lib/pages/fcs_shipment/model/fcs_shipment_model.dart

@@ -153,4 +153,22 @@ class FcsShipmentModel extends BaseModel {
   Future<String> report(FcsShipment fcsShipment) {
     return Services.instance.fcsShipmentService.report(fcsShipment);
   }
+
+  Future<List<FcsShipment>> getAllShipments() async {
+    List<FcsShipment> fcsShipments = [];
+    try {
+      var snaps = await FirebaseFirestore.instance
+          .collection("/$fcs_shipment_collection")
+          .where("is_deleted", isEqualTo: false)
+          .get(const GetOptions(source: Source.server));
+      fcsShipments = snaps.docs.map((documentSnapshot) {
+        var fcs =
+            FcsShipment.fromMap(documentSnapshot.data(), documentSnapshot.id);
+        return fcs;
+      }).toList();
+    } catch (e) {
+      log.warning("Error!! $e");
+    }
+    return fcsShipments;
+  }
 }