diff --git a/apps/desktop/electron/core/dicom.ts b/apps/desktop/electron/core/dicom.ts
index e3e90ab..188a129 100644
--- a/apps/desktop/electron/core/dicom.ts
+++ b/apps/desktop/electron/core/dicom.ts
@@ -1,6 +1,7 @@
 import path from "path";
 import * as dicomParser from "dicom-parser";
 import fs from "fs";
+import crypto from 'crypto';
 
 export interface StructuredData {
   [SeriesInstanceUID: string]: ExtractMetadata[];
@@ -128,35 +129,58 @@ export interface StructuredMetadata {
   StudyInstanceUID?: string;
   SeriesInstanceUID?: string;
   PatientName?: string;
+  fileHash: string[]
 }
 
-export const structureMetadata = (
-  data: ExtractMetadata[]
-): StructuredMetadata[] => {
+export interface ScanProgress {
+  percentage: number
+}
+
+// 计算文件的哈希值
+async function calculateFileHash(filePath: string): Promise<string> {
+  return new Promise((resolve, reject) => {
+    const hash = crypto.createHash('sha256');
+    const stream = fs.createReadStream(filePath);
+
+    stream.on('error', reject);
+    stream.pipe(hash).on('finish', () => resolve(hash.digest('hex')));
+  });
+}
+
+export const structureMetadata = async (
+  data: ExtractMetadata[],
+  progressCallback?: (progress: ScanProgress) => void
+): Promise<StructuredMetadata[]> => {
   const result: StructuredMetadata[] = [];
+  // 序列级别
+  const keyProp = 'SeriesInstanceUID'
 
-  data.forEach((item) => {
-    // 查找是否已经有相同 UID 和 PatientName 的条目
-    const existingEntry = result.find(
-      (entry) =>
-        entry.StudyInstanceUID === item.StudyInstanceUID &&
-        entry.SeriesInstanceUID === item.SeriesInstanceUID &&
-        entry.PatientName === item.PatientName
-    );
+  for (let i = 0; i < data.length; i++) {
+    const item = data[i]
+    const existItem = result.find((i) => i[keyProp] === item[keyProp]);
+    const hash = await calculateFileHash(item.filePath);
 
-    if (existingEntry) {
+    if (existItem) {
       // 如果找到了相同的条目，合并 filePath
-      existingEntry.filePaths.push(item.filePath);
+      if (!existItem.fileHash.includes(hash)) {
+        existItem.filePaths.push(item.filePath);
+        existItem.fileHash.push(hash)
+      }
     } else {
       // 如果没有找到，创建一个新的条目
       result.push({
         filePaths: [item.filePath],
+        fileHash: [hash],
         StudyInstanceUID: item.StudyInstanceUID,
         SeriesInstanceUID: item.SeriesInstanceUID,
         PatientName: item.PatientName,
       });
     }
-  });
+    const progress: ScanProgress = {
+      percentage: ((i + 1) / data.length) * 100
+    };
+    progressCallback?.(progress);
+  }
 
   return result;
 };
diff --git a/apps/desktop/electron/ipcMainHandlers.ts b/apps/desktop/electron/ipcMainHandlers.ts
index af69e87..9500061 100644
--- a/apps/desktop/electron/ipcMainHandlers.ts
+++ b/apps/desktop/electron/ipcMainHandlers.ts
@@ -47,17 +47,19 @@ const registerIpcMainHandlers = (
     running ? pythonManager.startFlask() : pythonManager.stopFlask();
   });
 
-  ipcMain.on("scan-dicom", async () => {
+  ipcMain.on("scan-dicom", async (event) => {
     const result = await dialog.showOpenDialog({
       properties: ["openDirectory"],
     });
     if (result.canceled) return null;
     const filePaths = result.filePaths[0];
-    const dcmPaths = await findDcmFiles(filePaths);
-    const items = await processFilesInBatches(dcmPaths, 4);
-    const structDicom = await structureMetadata(items);
-    Database.getDb().data.posts.push("hello world");
-    return structDicom;
+    const dcmPaths = await findDcmFiles(filePaths)
+    const batchSize = os.cpus().length * 1 || 10;
+    const items = await processFilesInBatches(dcmPaths, batchSize);
+    const structDicom = await structureMetadata(items, (progress) => {
+      event.reply('scan-progress', progress)
+    });
+    event.reply('scan-progress-done', structDicom)
   });
 };
 
diff --git a/apps/desktop/index.html b/apps/desktop/index.html
index e4b78ea..819f9cd 100644
--- a/apps/desktop/index.html
+++ b/apps/desktop/index.html
@@ -4,7 +4,7 @@
     <meta charset="UTF-8" />
     <link rel="icon" type="image/svg+xml" href="/vite.svg" />
     <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-    <title>Vite + React + TS</title>
+    <title>Cvpilot AI</title>
   </head>
   <body>
     <div id="root"></div>
diff --git a/apps/desktop/src/pages/Datasource/index.tsx b/apps/desktop/src/pages/Datasource/index.tsx
index dfbd93c..9b559cf 100644
--- a/apps/desktop/src/pages/Datasource/index.tsx
+++ b/apps/desktop/src/pages/Datasource/index.tsx
@@ -1,12 +1,46 @@
 import { Button } from "@/components/ui/button";
+import { useEffect, useState } from "react";
+
+interface ScanProgress {
+  percentage: number
+}
 
 export const Datasource = () => {
+  const [progress, setProgress] = useState<ScanProgress>()
+  const [result, setResult] = useState()
+
+  useEffect(() => {
+    window.ipcRenderer.on('scan-progress', (event, data) => {
+      setProgress(data)
+      if (data.error) return;
+    });
+
+    return () => {
+      window.ipcRenderer.off('scan-progress', () => { });
+    };
+  }, []);
+
+  useEffect(() => {
+    window.ipcRenderer.on('scan-progress-done', (event, data) => {
+      console.log('%capps\desktop\src\pages\Datasource\index.tsx:25 data', 'color: #007acc;', data);
+      setResult(data)
+      if (data.error) return;
+    });
+
+    return () => {
+      window.ipcRenderer.off('scan-progress-done', () => { });
+    };
+  }, []);
+
+
   return (
     <div className="p-4">
       <div>
         <Button onClick={() => window.ipcRenderer.send("scan-dicom")}>
           上传
         </Button>
+        <div>{progress?.percentage}</div>
+        <div>{JSON.stringify(result)}</div>
       </div>
     </div>
   );