🐛 Fix promise not resolving after file download

src/cdn/funcs/saveResponse.ts

@@ -12,25 +12,13 @@ export default function saveResponse(
     return reject(`Expected status code 200 but received ${response.statusCode}.`);
   }
 
-  //Remember file size
-  //const headerLength = Number(response.headers['content-length']);
-
   const writeStream = fs.createWriteStream(filePath);
 
   //If we receive a part of the response, write it to disk
   response.pipe(writeStream);
 
-  //If we finished reading response, check for correctness, then return it
-  response.on('end', () => {
-    //Check that length is correct
-    /*if (totalLength !== headerLength) {
-      return reject(`Expected length ${headerLength} but received ${totalLength}.`);
-    }*/
-
-    //wait until everything is written to disk, then return file name
-    writeStream.end(() => {
-      //TODO: this is no longer firing ever since we replaced on('data') event by pipe()
-      resolve(filePath);
-    });
+  //Wait until everything is written to disk, then return file name
+  writeStream.on('close', () => {
+    resolve(filePath);
   });
 }