同种业态楼盘 推荐排序唯一

app/service/mpEstate/list.ts

@@ -228,6 +228,20 @@ export default class EstateListService extends Service {
         id,
       },
     });
+
+    if (params.order) {
+      const orderRecord = await ctx[modelGroupName][modelName].findOne({
+        where: {
+          type: record.type,
+          order: params.order,
+        },
+      });
+
+      if (orderRecord) {
+        this.ctx.throw(400, `存在当前推荐排序同种业态楼盘，楼盘ID为${orderRecord.id}`);
+      }
+    }
+
     if (!record) {
       this.ctx.throw(400, '记录不存在');
     }