Added Editing of Questions

src/lib/Wall.svelte

@@ -14,6 +14,7 @@
     import Button from "./Button.svelte";
     import Modal from "./Modal.svelte";
     import Textfield from "./Textfield.svelte";
+    import { fetchCategory } from "../routes/editor/fetchers";
 
     interface Props {
         wall: Wall | FullWall | undefined;
@@ -40,15 +41,7 @@
         if (wall && isWall(wall)) {
             let cats: Promise<Category>[] = [];
             for (const catId of wall.categories) {
-                cats.push(
-                    axios
-                        .get(url(`/category?id=${catId}`), { withCredentials: true })
-                        .then((response) => {
-                            if (response.status === 200) {
-                                return response.data;
-                            } else throw "Failed to fetch: " + response.status;
-                        })
-                );
+                cats.push(fetchCategory(catId));
             }
             return Promise.all(cats).then((cats) => {
                 categories = cats;