1 files changed, 13 insertions, 0 deletions
diff --git a/app/assets/javascripts/lib/utils/file_upload.js b/app/assets/javascripts/lib/utils/file_upload.js
new file mode 100644
index 00000000000..b41ffb44971
--- /dev/null
+++ b/app/assets/javascripts/lib/utils/file_upload.js
@@ -0,0 +1,13 @@
+export default (buttonSelector, fileSelector) => {
+  const btn = document.querySelector(buttonSelector);
+  const fileInput = document.querySelector(fileSelector);
+  const form = btn.closest('form');
+
+  btn.addEventListener('click', () => {
+    fileInput.click();
+  });
+
+  fileInput.addEventListener('change', () => {
+    form.querySelector('.js-filename').textContent = fileInput.value.replace(/^.*[\\\/]/, ''); // eslint-disable-line no-useless-escape
+  });
+};