fix structure undefined

src/views/feature_type/Feature_type_detail.vue

@@ -258,7 +258,7 @@ export default {
           (el) => el.slug === this.$route.params.feature_type_slug
         );
       }
-      return null;
+      return {};
     },
 
     feature_type_features: function () {
@@ -391,19 +391,21 @@ export default {
       }
     }
   },
-  // watch:{
-  //   'feature_type_features'(newValue){
-  //     console.log(newValue)
-  //     if (newValue){
-  //       this.featuresLoading = false;
-  //     }
-  //   }
-  // },
+  watch:{
+    'structure'(newValue){
+      console.log(newValue)
+      if (newValue){
+        this.$store.dispatch("feature_type/GET_IMPORTS", this.structure.slug);
+      }
+    }
+  },
   created() {
     if (!this.project) {
       this.$store.dispatch("GET_PROJECT_INFO", this.$route.params.slug);
     }
-    this.$store.dispatch("feature_type/GET_IMPORTS", this.structure.slug);
+    // if (this.structure) {
+    //   this.$store.dispatch("feature_type/GET_IMPORTS", this.structure.slug);
+    // }
     this.setCurrentFeatureTypeSlug();
     // .then(res => resolve(res))
     // .catch(err => reject(err));