Fixes the listing of motions in a category

- Sorting by motion.category_weight

client/src/app/site/motions/modules/category/components/category-list/category-list.component.html

@@ -122,7 +122,7 @@
                 <div *ngIf="motionsInCategory(category).length > 0">
                     <span translate>Motions</span>:
                     <div>
-                        <ul *ngFor="let motion of motionsInCategory(category)">
+                        <ul *ngFor="let motion of getSortedMotionListInCategory(category)">
                             <li class="ellipsis-overflow">{{ motion.getListTitle() }}</li>
                         </ul>
                     </div>

client/src/app/site/motions/modules/category/components/category-list/category-list.component.ts

@@ -190,6 +190,18 @@ export class CategoryListComponent extends BaseViewComponent implements OnInit {
         return this.motionRepo.getSortedViewModelList().filter(m => m.category_id === category.id);
     }
 
+    /**
+     * Function to get a sorted list of all motions in a specific category.
+     * Sorting by `category_weight`.
+     *
+     * @param category the target category in where the motions are.
+     *
+     * @returns all motions in the given category sorted by their category_weight.
+     */
+    public getSortedMotionListInCategory(category: Category): ViewMotion[] {
+        return this.motionsInCategory(category).sort((a, b) => a.category_weight - b.category_weight);
+    }
+
     /**
      * Fetch the correct URL for a detail sort view
      *