feat: Enhance button interactions (#12738)

app/javascript/dashboard/components-next/tabbar/TabBar.vue

@@ -1,5 +1,7 @@
 <script setup>
-import { computed } from 'vue';
+import { computed, ref, onMounted, nextTick } from 'vue';
+import { useResizeObserver } from '@vueuse/core';
+
 const props = defineProps({
   initialActiveTab: {
     type: Number,
@@ -22,6 +24,32 @@ const emit = defineEmits(['tabChanged']);
 
 const activeTab = computed(() => props.initialActiveTab);
 
+const tabRefs = ref([]);
+const indicatorStyle = ref({});
+const enableTransition = ref(false);
+
+const activeElement = computed(() => tabRefs.value[activeTab.value]);
+
+const updateIndicator = () => {
+  if (!activeElement.value) return;
+
+  indicatorStyle.value = {
+    left: `${activeElement.value.offsetLeft}px`,
+    width: `${activeElement.value.offsetWidth}px`,
+  };
+};
+
+useResizeObserver(activeElement, () => {
+  if (enableTransition.value || !activeElement.value) updateIndicator();
+});
+
+onMounted(() => {
+  updateIndicator();
+  nextTick(() => {
+    enableTransition.value = true;
+  });
+});
+
 const selectTab = index => {
   emit('tabChanged', props.tabs[index]);
 };
@@ -37,20 +65,30 @@ const showDivider = index => {
 </script>
 
 <template>
-  <div class="flex items-center h-8 rounded-lg bg-n-alpha-1 w-fit">
+  <div
+    class="relative flex items-center h-8 rounded-lg bg-n-alpha-1 w-fit transition-all duration-200 ease-out has-[button:active]:scale-[1.01]"
+  >
+    <div
+      class="absolute rounded-lg bg-n-solid-active shadow-sm pointer-events-none h-8 outline-1 outline outline-n-container inset-y-0"
+      :class="{ 'transition-all duration-300 ease-out': enableTransition }"
+      :style="indicatorStyle"
+    />
+
     <template v-for="(tab, index) in tabs" :key="index">
       <button
-        class="relative px-4 truncate py-1.5 text-sm border-0 outline-1 outline rounded-lg transition-colors duration-300 ease-in-out hover:text-n-brand"
+        :ref="el => (tabRefs[index] = el)"
+        class="relative z-10 px-4 truncate py-1.5 text-sm border-0 outline-1 outline-transparent rounded-lg transition-all duration-200 ease-out hover:text-n-brand active:scale-[1.02]"
         :class="[
           activeTab === index
-            ? 'text-n-blue-text bg-n-solid-active outline-n-container dark:outline-transparent'
-            : 'text-n-slate-10 outline-transparent h-8',
+            ? 'text-n-blue-text scale-100'
+            : 'text-n-slate-10 scale-[0.98]',
         ]"
         @click="selectTab(index)"
       >
         {{ tab.label }} {{ tab.count ? `(${tab.count})` : '' }}
       </button>
       <div
+        v-if="index < tabs.length - 1"
         class="w-px h-3.5 rounded my-auto transition-colors duration-300 ease-in-out"
         :class="
           showDivider(index)