From 61ebc756aab3d96acce28593da53cbcc50b758c1 Mon Sep 17 00:00:00 2001
From: Joel <iamjoel007@gmail.com>
Date: Thu, 16 Oct 2025 17:38:13 +0800
Subject: [PATCH] feat: workflow preview

---
 .../preview/flow-app-preview.tsx              | 21 ++++++++++++++++++-
 .../app/configuration/preview/index.tsx       |  2 +-
 .../workflow/workflow-preview/index.tsx       |  7 +++++--
 web/service/try-app.ts                        | 14 +++++++++++++
 web/service/use-try-app.ts                    | 11 +++++++++-
 5 files changed, 50 insertions(+), 5 deletions(-)

diff --git a/web/app/components/app/configuration/preview/flow-app-preview.tsx b/web/app/components/app/configuration/preview/flow-app-preview.tsx
index f374f6a1d5..44686dcc04 100644
--- a/web/app/components/app/configuration/preview/flow-app-preview.tsx
+++ b/web/app/components/app/configuration/preview/flow-app-preview.tsx
@@ -1,17 +1,36 @@
 'use client'
+import Loading from '@/app/components/base/loading'
+import { useGetTryAppFlowPreview } from '@/service/use-try-app'
 import type { FC } from 'react'
 import React from 'react'
+import WorkflowPreview from '@/app/components/workflow/workflow-preview'
+import cn from '@/utils/classnames'
 
 type Props = {
   appId: string
+  className?: string
 }
 
 const FlowAppPreview: FC<Props> = ({
   appId,
+  className,
 }) => {
+  const { data, isLoading } = useGetTryAppFlowPreview(appId)
+
+  if (isLoading) {
+    return <div className='flex h-full items-center justify-center'>
+      <Loading type='area' />
+    </div>
+  }
+  if(!data)
+    return null
   return (
     <div>
-      {appId}
+      <WorkflowPreview
+        {...data.graph}
+        className={cn(className)}
+        miniMapToRight
+      />
     </div>
   )
 }
diff --git a/web/app/components/app/configuration/preview/index.tsx b/web/app/components/app/configuration/preview/index.tsx
index e1455f757a..d8a9640fe0 100644
--- a/web/app/components/app/configuration/preview/index.tsx
+++ b/web/app/components/app/configuration/preview/index.tsx
@@ -21,6 +21,6 @@ const Preview: FC<Props> = ({
     </div>
   }
 
-  return isBasicApp ? <BasicAppPreview appId={appId} /> : <FlowAppPreview appId={appId} />
+  return isBasicApp ? <BasicAppPreview appId={appId} /> : <FlowAppPreview appId={appId} className='h-[80vh]' />
 }
 export default React.memo(Preview)
diff --git a/web/app/components/workflow/workflow-preview/index.tsx b/web/app/components/workflow/workflow-preview/index.tsx
index 5fd4b9097c..0a10a9d416 100644
--- a/web/app/components/workflow/workflow-preview/index.tsx
+++ b/web/app/components/workflow/workflow-preview/index.tsx
@@ -61,12 +61,14 @@ type WorkflowPreviewProps = {
   edges: Edge[]
   viewport: Viewport
   className?: string
+  miniMapToRight?: boolean
 }
 const WorkflowPreview = ({
   nodes,
   edges,
   viewport,
   className,
+  miniMapToRight,
 }: WorkflowPreviewProps) => {
   const [nodesData, setNodesData] = useState(() => initialNodes(nodes, edges))
   const [edgesData, setEdgesData] = useState(() => initialEdges(edges, nodes))
@@ -97,8 +99,9 @@ const WorkflowPreview = ({
             height: 72,
           }}
           maskColor='var(--color-workflow-minimap-bg)'
-          className='!absolute !bottom-14 !left-4 z-[9] !m-0 !h-[72px] !w-[102px] !rounded-lg !border-[0.5px]
-          !border-divider-subtle !bg-background-default-subtle !shadow-md !shadow-shadow-shadow-5'
+          className={cn('!absolute !bottom-14 z-[9] !m-0 !h-[72px] !w-[102px] !rounded-lg !border-[0.5px] !border-divider-subtle !bg-background-default-subtle !shadow-md !shadow-shadow-shadow-5',
+            miniMapToRight ? '!right-4' : '!left-4',
+          )}
         />
         <div className='absolute bottom-4 left-4 z-[9] mt-1 flex items-center gap-2'>
           <ZoomInOut />
diff --git a/web/service/try-app.ts b/web/service/try-app.ts
index 0a523623b8..9e8b0cfe99 100644
--- a/web/service/try-app.ts
+++ b/web/service/try-app.ts
@@ -8,6 +8,8 @@ import type {
 import type { ModelConfig } from '@/types/app'
 import qs from 'qs'
 import type { DataSetListResponse } from '@/models/datasets'
+import type { Edge, Node } from '@/app/components/workflow/types'
+import type { Viewport } from 'reactflow'
 
 type TryAppInfo = {
   name: string
@@ -25,3 +27,15 @@ export const fetchTryAppDatasets = (appId: string, ids: string[]) => {
   const urlParams = qs.stringify({ ids }, { indices: false })
   return get<DataSetListResponse>(`/trial-apps/${appId}/datasets?${urlParams}`)
 }
+
+type TryAppFlowPreview = {
+  graph: {
+    nodes: Node[]
+    edges: Edge[]
+    viewport: Viewport
+  }
+}
+
+export const fetchTryAppFlowPreview = (appId: string) => {
+  return get<TryAppFlowPreview>(`/trial-apps/${appId}/workflows`)
+}
diff --git a/web/service/use-try-app.ts b/web/service/use-try-app.ts
index 1245e628e1..d4c4fbcb5f 100644
--- a/web/service/use-try-app.ts
+++ b/web/service/use-try-app.ts
@@ -1,5 +1,5 @@
 import { useQuery } from '@tanstack/react-query'
-import { fetchTryAppDatasets, fetchTryAppInfo } from './try-app'
+import { fetchTryAppDatasets, fetchTryAppFlowPreview, fetchTryAppInfo } from './try-app'
 import { AppSourceType, fetchAppParams } from './share'
 import type { DataSetListResponse } from '@/models/datasets'
 
@@ -32,3 +32,12 @@ export const useGetTryAppDataSets = (appId: string, ids: string[]) => {
     enabled: ids.length > 0,
   })
 }
+
+export const useGetTryAppFlowPreview = (appId: string) => {
+  return useQuery({
+    queryKey: [NAME_SPACE, 'preview', appId],
+    queryFn: () => {
+      return fetchTryAppFlowPreview(appId)
+    },
+  })
+}