feat: Add close button option to toast component

- Add `closeButton` prop to BaseToastProps interface
- Update dismissable prop description for clarity
- Add close button styling to classNames
- Pass closeButton prop to external toast configuration
- Update Storybook stories to include closeButton control
- Rename "Dismissable Control" story to "Close Button Control"

packages/ui/src/components/primitives/sonner.d.ts

@@ -18,12 +18,14 @@ interface BaseToastProps {
   colored?: boolean
   /** Duration in milliseconds before auto-dismissal */
   duration?: number
-  /** Whether the toast can be manually dismissed */
+  /** If 'false', it'll prevent the user from dismissing the toast. Defaults to false. */
   dismissable?: boolean
   /** Callback function when toast is dismissed */
   onDismiss?: () => void
   /** Action button or custom React node */
   button?: Action | ReactNode
+  /** Whether to show a close button. Defaults to false */
+  closeButton?: boolean
   /** Custom class names for toast sub-components */
   classNames?: ToastClassnames
 }

packages/ui/src/components/primitives/sonner.tsx

@@ -316,12 +316,14 @@ interface BaseToastProps {
   colored?: boolean
   /** Duration in milliseconds before auto-dismissal */
   duration?: number
-  /** Whether the toast can be manually dismissed */
+  /** If 'false', it'll prevent the user from dismissing the toast. Defaults to false. */
   dismissable?: boolean
   /** Callback function when toast is dismissed */
   onDismiss?: () => void
   /** Action button or custom React node */
   button?: Action | ReactNode
+  /** Whether to show a close button. Defaults to false */
+  closeButton?: boolean
   /** Custom class names for toast sub-components */
   classNames?: ToastClassnames
 }
@@ -388,7 +390,8 @@ function toast(props: ToastProps) {
       props.classNames?.actionButton
     ),
     icon: cn('size-6 min-w-6', props.description && 'self-start'),
-    loader: cn('!static ![--size:24px]')
+    loader: cn('!static ![--size:24px]'),
+    closeButton: cn('absolute size-5 min-w-5 top-[5px] right-1.5 [&_svg]:size-5')
   }
   const { classNames: externalClassNames, ...rest } = props
   delete externalClassNames?.toast
@@ -400,7 +403,8 @@ function toast(props: ToastProps) {
     duration: rest.duration,
     action: rest.button,
     dismissible: rest.dismissable,
-    onDismiss: rest.onDismiss
+    onDismiss: rest.onDismiss,
+    closeButton: rest.closeButton
   } satisfies ExternalToast
   switch (props.type) {
     default:

packages/ui/stories/components/primitives/Sonner.stories.tsx

@@ -10,6 +10,7 @@ interface PlaygroundArgs {
   colored: boolean
   duration: number
   dismissable: boolean
+  closeButton: boolean
   withButton: boolean
   buttonLabel: string
 }
@@ -49,6 +50,7 @@ export const Playground: StoryObj<PlaygroundArgs> = {
     colored: false,
     duration: 4000,
     dismissable: true,
+    closeButton: false,
     withButton: false,
     buttonLabel: 'Action'
   },
@@ -76,7 +78,11 @@ export const Playground: StoryObj<PlaygroundArgs> = {
     },
     dismissable: {
       control: 'boolean',
-      description: 'Whether the toast can be manually dismissed'
+      description: 'Whether the toast can be dismissed by user interaction (click, swipe)'
+    },
+    closeButton: {
+      control: 'boolean',
+      description: 'Whether to show a close button'
     },
     withButton: {
       control: 'boolean',
@@ -95,6 +101,7 @@ export const Playground: StoryObj<PlaygroundArgs> = {
         colored: args.colored,
         duration: args.duration,
         dismissable: args.dismissable,
+        closeButton: args.closeButton,
         ...(args.withButton && {
           button: {
             label: args.buttonLabel || 'Action',
@@ -608,30 +615,30 @@ export const CustomToast: Story = {
   }
 }
 
-// Dismissable Control
-export const DismissableControl: Story = {
+// Close Button Control
+export const CloseButtonControl: Story = {
   render: () => {
     return (
       <div className="flex flex-wrap gap-2">
         <Button
           onClick={() =>
-            toast.info('Dismissable toast', {
-              description: 'You can close this manually',
-              dismissable: true,
+            toast.info('With close button', {
+              description: 'Click the X to close this toast',
+              closeButton: true,
               duration: Number.POSITIVE_INFINITY
             })
           }>
-          Dismissable (Default)
+          With Close Button
         </Button>
         <Button
           onClick={() =>
-            toast.warning('Non-dismissable toast', {
+            toast.warning('Without close button', {
               description: 'This will auto-close after 3 seconds',
-              dismissable: false,
+              closeButton: false,
               duration: 3000
             })
           }>
-          Non-dismissable
+          Without Close Button (Default)
         </Button>
       </div>
     )