asset loading after DL now works

src/app/events/AssetsDownload.ts

@@ -10,10 +10,20 @@ type Asset = {
 }
 
 export default function (socket: TSocket, io: Server) {
-    socket.on('assets:download', async (data: any, callback: (response: string[]) => void) => {
-        listTiles().then(tiles => {
-            callback(tiles);
-        })
+    socket.on('assets:download', async (data: any, callback: (response: Asset[]) => void) => {
+        console.log('assets:download requested');
+
+        let assets: Asset[] = [];
+        const tiles = listTiles();
+
+        tiles.forEach(tile => {
+            assets.push({key: tile, value: '/tiles/' + tile, type: 'link'});
+        });
+
+        console.log('assets:download response', assets)
+
+        // return the list of assets to the socket
+        callback(assets);
     });
 }
 
@@ -24,16 +34,17 @@ function listTiles(): string[] {
     // list the files in the folder
     let tiles: string[] = [];
 
-    fs.readdir(folder, (err, files) => {
-        if (err) {
-            console.log(err);
-            return;
-        }
+    try {
+        const files = fs.readdirSync(folder);
 
         files.forEach(file => {
             tiles.push(file);
         });
-    });
+    } catch (err) {
+        console.log(err);
+    }
+
+    console.log(tiles);
 
     return tiles;
 }