1、调整合同

2、调整项目
3、调整客商

src/views/business/project-apply.vue

@@ -660,8 +660,17 @@
       top="4vh"
       class="project-apply-form__attachment-viewer-dialog"
     >
+      <pdf-preview
+        v-if="
+          attachmentDocumentPreviewVisible &&
+          attachmentPreviewFile.url &&
+          attachmentPreviewFile.isPdf
+        "
+        :source="attachmentPreviewFile.url"
+        @error="handleAttachmentPreviewError"
+      />
       <open-file-viewer
-        v-if="attachmentDocumentPreviewVisible && attachmentPreviewFile.url"
+        v-else-if="attachmentDocumentPreviewVisible && attachmentPreviewFile.url"
         :file="attachmentPreviewFile.url"
         :file-name="attachmentPreviewFile.name"
         :mime-type="attachmentPreviewFile.mimeType"
@@ -748,11 +757,11 @@ import { getToken } from '@/utils/auth';
 import { downloadFileByUrl, downloadXls } from '@/utils/util';
 import { ElImageViewer } from 'element-plus';
 import { OpenFileViewer } from '@open-file-viewer/vue';
+import PdfPreview from '@/components/pdf-preview/main.vue';
 import {
   fallbackPlugin,
   imagePlugin,
   officePlugin,
-  pdfPlugin,
   textPlugin,
 } from '@open-file-viewer/core';
 import '@open-file-viewer/core/style.css';
@@ -821,7 +830,6 @@ const changeTypeOptions = [
 
 const attachmentViewerPlugins = [
   imagePlugin(),
-  pdfPlugin({ workerSrc: pdfWorkerSrc, useFetchData: true }),
   officePlugin({ pdf: { workerSrc: pdfWorkerSrc, useFetchData: true } }),
   textPlugin(),
   fallbackPlugin(),
@@ -854,6 +862,7 @@ export default {
   components: {
     ElImageViewer,
     OpenFileViewer,
+    PdfPreview,
   },
   data() {
     const validateAmount = (rule, value, callback) => {
@@ -1982,6 +1991,10 @@ export default {
         this.attachmentExtension(row)
       );
     },
+    isAttachmentPdf(row) {
+      const mimeType = String(row.mimeType || row.contentType || '').toLowerCase();
+      return mimeType.includes('application/pdf') || this.attachmentExtension(row) === 'pdf';
+    },
     previewAttachment(row) {
       const url = this.attachmentUrl(row);
       if (!url) {
@@ -1999,10 +2012,12 @@ export default {
         this.attachmentImagePreviewVisible = true;
         return;
       }
+      const isPdf = this.isAttachmentPdf(row);
       this.attachmentPreviewFile = {
         name: this.attachmentName(row),
         url,
-        mimeType: row.mimeType || row.contentType || '',
+        mimeType: isPdf ? 'application/pdf' : row.mimeType || row.contentType || '',
+        isPdf,
       };
       this.attachmentDocumentPreviewVisible = true;
     },