1 files changed, 28 insertions, 0 deletions
diff --git a/app/assets/javascripts/pages/admin/broadcast_messages/broadcast_message.js b/app/assets/javascripts/pages/admin/broadcast_messages/broadcast_message.js
new file mode 100644
index 00000000000..ff88083a4b4
--- /dev/null
+++ b/app/assets/javascripts/pages/admin/broadcast_messages/broadcast_message.js
@@ -0,0 +1,28 @@
+export default function initBroadcastMessagesForm() {
+  $('input#broadcast_message_color').on('input', function onMessageColorInput() {
+    const previewColor = $(this).val();
+    $('div.broadcast-message-preview').css('background-color', previewColor);
+  });
+
+  $('input#broadcast_message_font').on('input', function onMessageFontInput() {
+    const previewColor = $(this).val();
+    $('div.broadcast-message-preview').css('color', previewColor);
+  });
+
+  const previewPath = $('textarea#broadcast_message_message').data('preview-path');
+
+  $('textarea#broadcast_message_message').on('input', _.debounce(function onMessageInput() {
+    const message = $(this).val();
+    if (message === '') {
+      $('.js-broadcast-message-preview').text('Your message here');
+    } else {
+      $.ajax({
+        url: previewPath,
+        type: 'POST',
+        data: {
+          broadcast_message: { message },
+        },
+      });
+    }
+  }, 250));
+}