diff --git a/src/client/workers/extractCovers.worker.ts b/src/client/workers/extractCovers.worker.ts
index 0545204..2b0a58b 100644
--- a/src/client/workers/extractCovers.worker.ts
+++ b/src/client/workers/extractCovers.worker.ts
@@ -21,7 +21,7 @@ export const greet = async (
   };
 
   const fileObjects = await walkFolder("./comics");
-  const extractedDataPromises = _.map(fileObjects, async (fileObject) => {
+{
     if (SUPPORTED_COMIC_ARCHIVES.includes(fileObject.extension)) {
       return await extractCoverFromComicBookArchive({
         ...targetOptions,
@@ -30,7 +30,5 @@ export const greet = async (
       });
     }
   });
-  Promise.all(extractedDataPromises).then((data) => {
-    console.log(data);
-  });
+  
 };
diff --git a/src/server/utils/fs.utils.ts b/src/server/utils/fs.utils.ts
index 09d4bc9..a1ba504 100644
--- a/src/server/utils/fs.utils.ts
+++ b/src/server/utils/fs.utils.ts
@@ -149,17 +149,6 @@ export const unrar = async (
   }
 };
 
-export const extractMetadataFromImage = async (
-  imageFilePath: string,
-): Promise<unknown> => {
-  const image = await sharp(imageFilePath)
-    .metadata()
-    .then(function (metadata) {
-      return metadata;
-    });
-  return image;
-};
-
 export const unzip = async (
   extractionOptions: IExtractionOptions,
   walkedFolder: IFolderData,
@@ -227,7 +216,7 @@ export const extractArchive = async (
       return {
         message: "File format not supported, yet.",
         errorCode: "90",
-        data: "asda",
+        data: `${extractionOptions}`,
       };
   }
 };
@@ -255,10 +244,11 @@ export const getCovers = async (
     case "single":
       return await extractArchive(options, walkedFolders[0]);
     default:
+      logger.error("Unknown extraction mode selected.");
       return {
-        message: "File format not supported, yet.",
+        message: "Unknown extraction mode selected.",
         errorCode: "90",
-        data: "asda",
+        data: `${options}`,
       };
   }
 };
@@ -285,6 +275,9 @@ export const walkFolder = async (folder: string): Promise<IFolderData[]> => {
   return result;
 };
 
+const filterNonComicBookExtensions = (entities) => {
+    return entities.filter((entity) => entity.extname)
+}
 export const explodePath = (filePath: string): IExplodedPathResponse => {
   const exploded = filePath.split("/");
   const fileName = remove(exploded, (item) => {
@@ -311,3 +304,14 @@ const constructPaths = (
       walkedFolder.extension,
   };
 };
+
+export const extractMetadataFromImage = async (
+  imageFilePath: string,
+): Promise<unknown> => {
+  const image = await sharp(imageFilePath)
+    .metadata()
+    .then(function (metadata) {
+      return metadata;
+    });
+  return image;
+};