working on saving wiki pages

frontend/src/routes/wiki/View.svelte

@@ -20,9 +20,21 @@
         }
     }
 
-    async function onSet(newVal){
-        console.log('TODO: implement patch',newVal);
-        return true;
+    async function patch(data){
+        const url = api(`wiki/page/${id}`);
+        const res = await fetch(url,{
+            credentials:'include',
+            method:'PATCH',
+            body:JSON.stringify(data)
+        });
+        if (res.ok){
+            return true;
+            error = null;
+        } else {
+            error = await res.text();
+            return false;
+        }
+
     }
 
     onMount(loadPage);
@@ -32,5 +44,5 @@
 <span class="error">{error}</span>
 {/if}
 {#if page}
-<Editor editable={true} value={page.content} {onSet}></Editor>
+<Editor editable={true} value={page.content} onSet={s => patch({content:s})}></Editor>
 {/if}