From 98c2ffeec72a13baffbcf95ee59a2fc8a1db88cc Mon Sep 17 00:00:00 2001
From: yyh <92089059+lyzno1@users.noreply.github.com>
Date: Wed, 19 Aug 2026 13:16:12 +0000
Subject: [PATCH] fix(ui): align toast swipe direction with viewport (#40980)

---
 .../src/toast/__tests__/index.spec.tsx        | 75 +++++++++++++++++++
 packages/dify-ui/src/toast/index.tsx          |  3 +-
 2 files changed, 77 insertions(+), 1 deletion(-)

diff --git a/packages/dify-ui/src/toast/__tests__/index.spec.tsx b/packages/dify-ui/src/toast/__tests__/index.spec.tsx
index a53a9731a3b..36fc4d14f3b 100644
--- a/packages/dify-ui/src/toast/__tests__/index.spec.tsx
+++ b/packages/dify-ui/src/toast/__tests__/index.spec.tsx
@@ -88,6 +88,81 @@ describe('@langgenius/dify-ui/toast', () => {
     )
   })
 
+  it('should reject a downward swipe and dismiss upward from the top-right viewport', async () => {
+    const baseUIAnimationGlobal = globalThis as BaseUIAnimationGlobal
+    const animationState = baseUIAnimationGlobal.BASE_UI_ANIMATIONS_DISABLED
+    baseUIAnimationGlobal.BASE_UI_ANIMATIONS_DISABLED = false
+
+    try {
+      const screen = await render(
+        <>
+          <style>
+            {`
+            [role="dialog"]:not([data-ending-style]) {
+              transition: none !important;
+            }
+            [role="dialog"][data-ending-style] {
+              transition: opacity 10000s !important;
+            }
+          `}
+          </style>
+          <button
+            type="button"
+            aria-label="Swipe up destination"
+            style={{
+              position: 'fixed',
+              top: 0,
+              right: 200,
+              zIndex: 1000,
+              width: 20,
+              height: 20,
+            }}
+          />
+          <button
+            type="button"
+            aria-label="Swipe down destination"
+            style={{
+              position: 'fixed',
+              top: 360,
+              right: 200,
+              zIndex: 1000,
+              width: 20,
+              height: 20,
+            }}
+          />
+          <ToastHost timeout={0} offset={{ top: 120 }} />
+        </>,
+      )
+
+      toast('Directional notification')
+
+      const toastDialog = screen.getByRole('dialog', { name: 'Directional notification' })
+      await expect.element(toastDialog).toBeInTheDocument()
+      const toastElement = toastDialog.element()
+      const initialBounds = toastElement.getBoundingClientRect()
+
+      await userEvent.dragAndDrop(toastElement, screen.getByLabelText('Swipe down destination'), {
+        steps: 10,
+      })
+
+      await expect.element(toastDialog).toBeInTheDocument()
+      expect(toastElement).not.toHaveAttribute('data-ending-style')
+      expect(toastElement.getBoundingClientRect().top).toBeCloseTo(initialBounds.top, 0)
+
+      await userEvent.dragAndDrop(toastElement, screen.getByLabelText('Swipe up destination'), {
+        steps: 10,
+      })
+
+      await vi.waitFor(() => {
+        expect(toastElement).toHaveAttribute('data-ending-style')
+        expect(toastElement).toHaveAttribute('data-swipe-direction', 'up')
+      })
+      expect(toastElement.getBoundingClientRect().bottom).toBeLessThan(initialBounds.top)
+    } finally {
+      baseUIAnimationGlobal.BASE_UI_ANIMATIONS_DISABLED = animationState
+    }
+  })
+
   it('should dismiss an expanded background toast from its current row when swiped right', async () => {
     const baseUIAnimationGlobal = globalThis as BaseUIAnimationGlobal
     const animationState = baseUIAnimationGlobal.BASE_UI_ANIMATIONS_DISABLED
diff --git a/packages/dify-ui/src/toast/index.tsx b/packages/dify-ui/src/toast/index.tsx
index 76315e559fd..bcdbdd4ea0f 100644
--- a/packages/dify-ui/src/toast/index.tsx
+++ b/packages/dify-ui/src/toast/index.tsx
@@ -181,6 +181,7 @@ function ToastCard({ toast: toastItem }: { toast: ToastObject<ToastData> }) {
   return (
     <BaseToast.Root
       toast={toastItem}
+      swipeDirection={['up', 'right']}
       className={cn(
         'pointer-events-auto absolute top-0 right-0 w-full origin-top cursor-default rounded-xl select-none focus-visible:ring-2 focus-visible:ring-state-accent-solid focus-visible:outline-hidden',
         '[--toast-current-height:var(--toast-frontmost-height,var(--toast-height))] [--toast-expanded-offset-y:calc(var(--toast-offset-y)+var(--toast-swipe-movement-y)+(var(--toast-index)*var(--toast-gap)))] [--toast-gap:8px] [--toast-peek:5px] [--toast-scale:calc(1-(var(--toast-index)*0.0225))] [--toast-shrink:calc(1-var(--toast-scale))]',
@@ -189,7 +190,7 @@ function ToastCard({ toast: toastItem }: { toast: ToastObject<ToastData> }) {
         'transform-[translateX(var(--toast-swipe-movement-x))_translateY(calc(var(--toast-swipe-movement-y)+(var(--toast-index)*var(--toast-peek))+(var(--toast-shrink)*var(--toast-current-height))))_scale(var(--toast-scale))]',
         'data-expanded:h-(--toast-height) data-expanded:transform-[translateX(var(--toast-swipe-movement-x))_translateY(var(--toast-expanded-offset-y))_scale(1)]',
         'data-ending-style:pointer-events-none data-ending-style:transform-[translateY(-150%)] data-ending-style:opacity-0 data-ending-style:after:pointer-events-none',
-        'data-ending-style:data-[swipe-direction=down]:transform-[translateY(calc(var(--toast-swipe-movement-y)+150%))]',
+        'data-ending-style:data-[swipe-direction=up]:transform-[translateY(calc(var(--toast-swipe-movement-y)-150%))]',
         'data-ending-style:data-[swipe-direction=right]:transform-[translateX(calc(var(--toast-swipe-movement-x)+150%))_translateY(var(--toast-expanded-offset-y))]',
         'data-limited:pointer-events-none data-limited:opacity-0 data-starting-style:transform-[translateY(-150%)] data-starting-style:opacity-0',
         "after:pointer-events-auto after:absolute after:bottom-full after:left-0 after:h-[calc(var(--toast-gap)+1px)] after:w-full after:content-['']",