house v2 tool house plan fix

app/controller/house/v2/tool.js

@@ -209,6 +209,8 @@ class ToolController extends Controller {
         let recommend_houses = await ctx.realestateModel.NewHouse.list({ limit: 6, page: 1, where: where, order: [['order_id', 'desc']] });//推荐房源
         if (recommend_houses.count < 6) {
             delete where.option_district_code;
+            const out_house_ids = R.pluck('id', recommend_houses.rows);
+            where.id = { $notIn: out_house_ids };
             const recommend_houses_supplement = await ctx.realestateModel.NewHouse.list({ limit: 6, page: 1, where: where, order: [['order_id', 'desc']] });//推荐房源
             recommend_houses = [...recommend_houses.rows, ...recommend_houses_supplement.rows];
         }