refactor: use more generic resource system

src/helpers/memorium.ts

@@ -1,10 +1,47 @@
-export async function listResource(id: string): Promise<any[] | any> {
+export type MemoriumFile = {
+  type: "file";
+  name: string;
+  path: string;
+  modTime: string;
+  mime: string;
+  size: string;
+  content: unknown;
+};
+
+export type MemoriumDir = {
+  type: "dir";
+  name: string;
+  path: string;
+  modTime: string;
+  mime: string;
+  size: string;
+  content: MemoriumEntry[];
+};
+
+export type MemoriumEntry = MemoriumFile | MemoriumDir;
+
+export async function listResource(
+  id: string,
+): Promise<MemoriumEntry | undefined> {
+  const url = `https://marka.max-richter.dev/${id}`;
+  console.log("Fetching: ", url);
   try {
-    const response = await fetch(
-      `https://marka.max-richter.dev/${id}`,
-    );
-    return await response.json();
-  } catch (error) {
-    return [];
+    const response = await fetch(url);
+    if (response.ok) {
+      const json = await response.json();
+      if (json.type == "dir") {
+        return {
+          ...json,
+          content: json.content.filter((res) =>
+            res.mime === "application/markdown"
+          ),
+        };
+      }
+      return json;
+    }
+  } catch (_e) {
+    console.log("Failed to get: ", url);
+    console.log(_e);
+    return;
   }
 }