feat(Toaster): added onClose callback

src/components/Toaster/README.md

@@ -125,6 +125,7 @@ Accepts the argument `toastOptions` with ongoing notification details:
 | isClosable | `boolean`                               |          | `true`      | A configuration that manages the visibility of the X icon, which allows the user to close the notification                                                                                                                               |
 | actions    | `ToastAction[]`                         |          | `undefined` | An array of [actions](./types.ts#L9) that display after `content`                                                                                                                                                                        |
 | renderIcon | `(toastProps: ToastProps) => ReactNode` |          | `undefined` | Used to customize the toast icon. Type-based behavior is used by default                                                                                                                                                                 |
+| onClose    | `() => void`                            |          | `undefined` | Callback which calls when close button is clicked                                                                                                                                                                                        |
 
 Every `action` is an object with following parameters:
 

src/components/Toaster/Toast/Toast.tsx

@@ -94,12 +94,19 @@ export const Toast = React.forwardRef<HTMLDivElement, ToastUnitedProps>(function
         autoHiding: timeoutProp = DEFAULT_TIMEOUT,
         isClosable = true,
         mobile = false,
+        onClose,
         removeCallback,
     } = props;
 
-    const onClose = React.useCallback(() => removeCallback(name), [removeCallback, name]);
+    const handleClose = React.useCallback(() => {
+        removeCallback(name);
+
+        if (onClose) {
+            onClose();
+        }
+    }, [removeCallback, onClose, name]);
     const timeout = typeof timeoutProp === 'number' ? timeoutProp : undefined;
-    const closeOnTimeoutProps = useCloseOnTimeout<HTMLDivElement>({onClose, timeout});
+    const closeOnTimeoutProps = useCloseOnTimeout<HTMLDivElement>({onClose: handleClose, timeout});
 
     const mods = {
         mobile,
@@ -120,7 +127,7 @@ export const Toast = React.forwardRef<HTMLDivElement, ToastUnitedProps>(function
                         size="s"
                         view="flat"
                         className={b('btn-close')}
-                        onClick={onClose}
+                        onClick={handleClose}
                         extraProps={{'aria-label': i18n('label_close-button')}}
                     >
                         <Icon data={Xmark} />
@@ -129,7 +136,7 @@ export const Toast = React.forwardRef<HTMLDivElement, ToastUnitedProps>(function
                 {hasContent && (
                     <div className={b('content', {'without-title': !hasTitle})}>{content}</div>
                 )}
-                {renderActions({actions, onClose})}
+                {renderActions({actions, onClose: handleClose})}
             </div>
         </div>
     );

src/components/Toaster/__tests__/ToasterProvider.test.tsx

@@ -409,4 +409,23 @@ describe('modal remains open after toaster close', () => {
         expect(toast).not.toBeInTheDocument();
         expect(modal).toBeInTheDocument();
     });
+
+    it('Toaster calls onClose callback when close icon is clicked', async () => {
+        const {providerAPI} = setup();
+
+        const mockOnCloseFn = jest.fn();
+
+        act(() => {
+            providerAPI.add({...toastProps, isClosable: true, onClose: mockOnCloseFn});
+        });
+
+        const toast = getToast();
+
+        const closeToastButton = await within(toast).findByRole('button');
+
+        fireEvent.click(closeToastButton);
+        tick(toast, 0);
+
+        expect(mockOnCloseFn).toHaveBeenCalled();
+    });
 });

src/components/Toaster/types.ts

@@ -26,6 +26,8 @@ export type ToastProps = {
     isClosable?: boolean;
     actions?: ToastAction[];
 
+    onClose?: () => void;
+
     /** Function. Use for toast icon customization. By default type-based behavior is used */
     renderIcon?: (toastProps: ToastProps) => React.ReactNode;
 };