更新

public/pdf/web/viewer.css

@@ -904,6 +904,13 @@ html[dir="rtl"] #sidebarContent {
   bottom: 0;
   left: 0;
   outline: none;
+/* 隐藏滚动条的整个部分 */
+  &::-webkit-scrollbar {
+    display: none;
+  }
+  &::scrollbar {
+    display: none;
+  }
 }
 #viewerContainer:not(.pdfPresentationMode) {
   transition-duration: 200ms;

public/pdf/web/viewer.js

@@ -1851,7 +1851,7 @@ var PDFViewerApplication = {
         this.disableAutoFetchLoadingBarTimeout = setTimeout(function () {
           _this12.loadingBar.hide();
 
-          document.querySelector('#m_loading').style.display = 'none'
+          // document.querySelector('#m_loading').style.display = 'none'
           _this12.disableAutoFetchLoadingBarTimeout = null;
         }, DISABLE_AUTO_FETCH_LOADING_BAR_TIMEOUT);
       }
@@ -1867,7 +1867,7 @@ var PDFViewerApplication = {
       _this13.downloadComplete = true;
 
       _this13.loadingBar.hide();
-      document.querySelector('#m_loading').style.display = 'none'
+      // document.querySelector('#m_loading').style.display = 'none'
       firstPagePromise.then(function () {
         _this13.eventBus.dispatch("documentloaded", {
           source: _this13

src/views/co-ai/index.tsx

@@ -340,7 +340,6 @@ export default defineComponent({
       
       // pdf
       const musicSheetType = details?.musicSheetType;
-      
       let musicPdfUrl = ''
       
       if(musicSheetType === "SINGLE" || data.selectMusicInstrumentIndex === 999) {
@@ -355,7 +354,7 @@ export default defineComponent({
         const trackList = data.trackList || []
         const selectTrack = trackList.find((item: any) => item.value === data.selectMusicInstrumentIndex)
         const background = details.background || []
-        const selectItem = background.find((item: any) => item.track === selectTrack.track)
+        const selectItem = background.find((item: any) => item.track === selectTrack?.track)
         // console.log({
         //   selectItem,
         //   selectTrack,
@@ -636,6 +635,7 @@ export default defineComponent({
         .filter((item: any) => item.canselect);
       //.sort((a: any, b: any) => a.sortId - b.sortId);
       data.trackList = arr;
+      
       // 是否显示总谱
       const selectMusic = data.musics[data.musicIndex];
       if (selectMusic) {