diff --git a/app/javascript/retrospring/features/answerbox/smile.ts b/app/javascript/retrospring/features/answerbox/smile.ts
new file mode 100644
index 00000000..5abfaa49
--- /dev/null
+++ b/app/javascript/retrospring/features/answerbox/smile.ts
@@ -0,0 +1,60 @@
+import Rails from '@rails/ujs';
+
+import I18n from '../../../legacy/i18n';
+import { showNotification, showErrorNotification } from 'utilities/notifications';
+
+export function answerboxSmileHandler(event: Event): void {
+  const button = event.target as HTMLButtonElement;
+  const id = button.dataset.aId;
+  const action = button.dataset.action;
+  let count = Number(document.querySelector(`#ab-smile-count-${id}`).innerHTML);
+  let success = false;
+  let targetUrl;
+
+  if (action === 'smile') {
+    count++;
+    targetUrl = '/ajax/create_smile';
+  }
+  else if (action === 'unsmile') {
+    count--;
+    targetUrl = '/ajax/destroy_smile';
+  }
+
+  button.disabled = true;
+
+  Rails.ajax({
+    url: targetUrl,
+    type: 'POST',
+    data: new URLSearchParams({
+      id: id
+    }).toString(),
+    success: (data) => {
+      success = data.success;
+      if (success) {
+        document.querySelector(`#ab-smile-count-${id}`).innerHTML = String(count);
+      }
+
+      showNotification(data.message, data.success);
+    },
+    error: (data, status, xhr) => {
+      console.log(data, status, xhr);
+      showErrorNotification(I18n.translate('frontend.error.message'));
+    },
+    complete: () => {
+      button.disabled = false;
+
+      if (success) {
+        switch(action) {
+          case 'smile':
+            button.dataset.action = 'unsmile';
+            button.innerHTML = `<i class="fa fa-fw fa-frown-o"></i> <span id="ab-smile-count-${id}">${count}</span>`;
+            break;
+          case 'unsmile':
+            button.dataset.action = 'smile';
+            button.innerHTML = `<i class="fa fa-fw fa-smile-o"></i> <span id="ab-smile-count-${id}">${count}</span>`;
+            break;
+        }
+      }
+    }
+  });
+}
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