feat(Tabs): add badge on items

docs/content/3.components/tabs.md

@@ -19,12 +19,13 @@ Use the `items` prop as an array of objects with the following properties:
 - `label?: string`{lang="ts-type"}
 - `icon?: string`{lang="ts-type"}
 - `avatar?: AvatarProps`{lang="ts-type"}
+- `badge?: string | number | BadgeProps`{lang="ts-type"}
 - `content?: string`{lang="ts-type"}
 - `value?: string | number`{lang="ts-type"}
 - `disabled?: boolean`{lang="ts-type"}
 - [`slot?: string`{lang="ts-type"}](#with-custom-slot)
 - `class?: any`{lang="ts-type"}
-- `ui?: { trigger?: ClassNameValue, leadingIcon?: ClassNameValue, leadingAvatar?: ClassNameValue, label?: ClassNameValue, content?: ClassNameValue }`{lang="ts-type"}
+- `ui?: { trigger?: ClassNameValue, leadingIcon?: ClassNameValue, leadingAvatar?: ClassNameValue, label?: ClassNameValue, content?: ClassNameValue, trailingBadge?: ClassNameValue, trailingBadgeSize?: ClassNameValue }`{lang="ts-type"}
 
 ::component-code
 ---

playground/app/pages/components/tabs.vue

@@ -25,7 +25,8 @@ const items = [{
   label: 'Tab3',
   icon: 'i-lucide-bell',
   content: 'Finally, this is the content for Tab3',
-  slot: 'custom' as const
+  slot: 'custom' as const,
+  badge: '300'
 }]
 </script>
 

src/runtime/components/Tabs.vue

@@ -3,7 +3,7 @@
 import type { TabsRootProps, TabsRootEmits } from 'reka-ui'
 import type { AppConfig } from '@nuxt/schema'
 import theme from '#build/ui/tabs'
-import type { AvatarProps } from '../types'
+import type { AvatarProps, BadgeProps } from '../types'
 import type { DynamicSlots, ComponentConfig } from '../types/utils'
 
 type Tabs = ComponentConfig<typeof theme, AppConfig, 'tabs'>
@@ -15,13 +15,18 @@ export interface TabsItem {
    */
   icon?: string
   avatar?: AvatarProps
+  /**
+   * Display a badge on the item.
+   * `{ size: 'sm', color: 'neutral', variant: 'outline' }`{lang="ts-type"}
+   */
+  badge?: string | number | BadgeProps
   slot?: string
   content?: string
   /** A unique value for the tab item. Defaults to the index. */
   value?: string | number
   disabled?: boolean
   class?: any
-  ui?: Pick<Tabs['slots'], 'trigger' | 'leadingIcon' | 'leadingAvatar' | 'label' | 'content'>
+  ui?: Pick<Tabs['slots'], 'trigger' | 'leadingIcon' | 'leadingAvatar' | 'label' | 'content' | 'trailingBadge' | 'trailingBadgeSize'>
   [key: string]: any
 }
 
@@ -141,7 +146,16 @@ defineExpose({
           <slot :item="item" :index="index">{{ get(item, props.labelKey as string) }}</slot>
         </span>
 
-        <slot name="trailing" :item="item" :index="index" />
+        <slot name="trailing" :item="item" :index="index">
+          <UBadge
+            v-if="item.badge"
+            color="neutral"
+            variant="outline"
+            :size="((item.ui?.trailingBadgeSize || props.ui?.trailingBadgeSize || ui.trailingBadgeSize()) as BadgeProps['size'])"
+            v-bind="(typeof item.badge === 'string' || typeof item.badge === 'number') ? { label: item.badge } : item.badge"
+            :class="ui.trailingBadge({ class: [props.ui?.trailingBadge, item.ui?.trailingBadge] })"
+          />
+        </slot>
       </TabsTrigger>
 
       <slot name="list-trailing" />

src/theme/tabs.ts

@@ -6,6 +6,8 @@ export default (options: Required<ModuleOptions>) => ({
     list: 'relative flex p-1 group',
     indicator: 'absolute transition-[translate,width] duration-200',
     trigger: ['group relative inline-flex items-center min-w-0 data-[state=inactive]:text-muted hover:data-[state=inactive]:not-disabled:text-default font-medium rounded-md disabled:cursor-not-allowed disabled:opacity-75', options.theme.transitions && 'transition-colors'],
+    trailingBadge: 'shrink-0',
+    trailingBadgeSize: 'sm',
     content: 'focus:outline-none w-full',
     leadingIcon: 'shrink-0',
     leadingAvatar: 'shrink-0',

test/components/Tabs.spec.ts

@@ -22,7 +22,8 @@ describe('Tabs', () => {
     label: 'Tab3',
     icon: 'i-lucide-bell',
     content: 'Finally, this is the content for Tab3',
-    slot: 'custom'
+    slot: 'custom',
+    badge: 'badge'
   }]
 
   const props = { items }