diff --git a/src/wrapper.js b/src/wrapper.js
index e2bd657..81934eb 100644
--- a/src/wrapper.js
+++ b/src/wrapper.js
@@ -60,3 +60,45 @@ app.ports.getSourceDirectoryContent.subscribe(function (directoryName) {
       app.ports.receiveError.send(msg);
     });
 });
+
+// Get destination directory files (directories are ignored)
+app.ports.getDestinationDirectoryFiles.subscribe(function (directoryName) {
+  fs.readDir(directoryName, { recursive: false })
+    .then((files) => {
+      Promise.all(
+        files.map((file) => {
+          return getFileMetadata(directoryName, file);
+        }),
+      ).then((metadata) => {
+        const filteredMetadata = metadata.filter((m) => {
+          return m != null && !m.IsDir;
+        });
+        app.ports.receiveDestinationDirectoryFiles.send(filteredMetadata);
+      });
+    })
+    .catch((msg) => {
+      console.error(msg);
+      app.ports.receiveError.send(msg);
+    });
+});
+
+// Get destination directory subdirectories
+app.ports.getDestinationSubdirectories.subscribe(function (directoryName) {
+  fs.readDir(directoryName, { recursive: true })
+    .then((files) => {
+      Promise.all(
+        files.map((file) => {
+          return getFileMetadata(directoryName, file);
+        }),
+      ).then((metadata) => {
+        const filteredMetadata = metadata.filter((m) => {
+          return m != null && m.IsDir;
+        });
+        app.ports.receiveSubDirectories.send(filteredMetadata);
+      });
+    })
+    .catch((msg) => {
+      console.error(msg);
+      app.ports.receiveError.send(msg);
+    });
+});