fix: added missing i18n labels

src/components/track/TrackInfoItem.test.tsx

@@ -1,8 +1,10 @@
 import React from 'react';
 import { describe, it, expect, vi, beforeEach } from 'vitest';
-import { render } from '@testing-library/react';
+import { fireEvent, render, screen } from '@testing-library/react';
 import TrackInfoItem from './TrackInfoItem';
 import { KGAudioTrack } from '../../core/track/KGAudioTrack';
+import { showConfirm } from '../../util/dialogUtil';
+import { translate } from '../../i18n/translate';
 
 const storeState = {
   selectedTrackId: null as string | null,
@@ -24,8 +26,31 @@ vi.mock('../../stores/projectStore', () => ({
   ),
 }));
 
+vi.mock('../../i18n/useI18n', async () => {
+  const { translate } = await import('../../i18n/translate');
+  return {
+    useI18n: () => ({
+      t: (key: string, params?: Record<string, string | number>) => translate(key, params, 'zh_cn'),
+    }),
+  };
+});
+
 vi.mock('../common/KGDropdown', () => ({
-  default: () => null,
+  default: ({ options, isOpen, onChange }: { options: Array<string | { label: string; value: string }>; isOpen?: boolean; onChange: (value: string) => void }) => (
+    isOpen ? (
+      <div>
+        {options.map((option) => {
+          const value = typeof option === 'string' ? option : option.value;
+          const label = typeof option === 'string' ? option : option.label;
+          return (
+            <button key={value} type="button" onClick={() => onChange(value)}>
+              {label}
+            </button>
+          );
+        })}
+      </div>
+    ) : null
+  ),
 }));
 
 vi.mock('../common/FileImportModal', () => ({
@@ -49,6 +74,7 @@ describe('TrackInfoItem audio import', () => {
     storeState.toggleInstrumentSelectionForTrack.mockReset();
     storeState.importAudioToTrack.mockReset();
     storeState.setTrackAutomationView.mockReset();
+    vi.mocked(showConfirm).mockReset();
   });
 
   it('advertises m4a support in the track audio import modal', () => {
@@ -72,4 +98,33 @@ describe('TrackInfoItem audio import', () => {
 
     expect(fileImportModalProps?.acceptedTypes).toEqual(['.wav', '.mp3', '.ogg', '.flac', '.aac', '.m4a']);
   });
+
+  it('uses the localized delete-track confirmation message', () => {
+    const audioTrack = new KGAudioTrack('钢琴', 1);
+    audioTrack.setTrackIndex(0);
+    storeState.tracks = [audioTrack];
+
+    vi.mocked(showConfirm).mockResolvedValue(false);
+
+    render(
+      <TrackInfoItem
+        track={audioTrack}
+        index={0}
+        isDragging={false}
+        isDragOver={false}
+        onTrackNameEdit={vi.fn()}
+        onDragStart={vi.fn()}
+        onDragOver={vi.fn()}
+        onDrop={vi.fn()}
+        onDragEnd={vi.fn()}
+      />
+    );
+
+    fireEvent.click(screen.getByRole('button', { name: '更多操作' }));
+    fireEvent.click(screen.getByRole('button', { name: '删除轨道' }));
+
+    expect(showConfirm).toHaveBeenCalledWith(
+      translate('track.controls.settings.deleteTrackConfirm', { name: '钢琴' }, 'zh_cn')
+    );
+  });
 });

src/components/track/TrackInfoItem.tsx

@@ -360,7 +360,9 @@ const TrackInfoItem: React.FC<TrackInfoItemProps> = ({
   // Handle settings action
   const handleSettingsAction = async (action: string) => {
     if (action === 'Delete Track') {
-      const confirmed = await showConfirm(`Are you sure you want to delete track "${track.getName()}"?`);
+      const confirmed = await showConfirm(
+        t('track.controls.settings.deleteTrackConfirm', { name: track.getName() })
+      );
       if (confirmed) {
         try {
           if (DEBUG_MODE.TRACK_INFO) {
@@ -379,7 +381,7 @@ const TrackInfoItem: React.FC<TrackInfoItemProps> = ({
           setShowSettingsDropdown(false);
         } catch (error) {
           console.error('Failed to delete track:', error);
-          await showAlert('Failed to delete track. Please try again.');
+          await showAlert(t('track.controls.settings.deleteTrackError'));
         }
       }
     }

src/i18n/messages/en_us.ts

@@ -539,6 +539,8 @@ export const enUsMessages: TranslationMessages = {
   'track.controls.automation.pan': 'Pan',
   'track.controls.moreActions': 'More actions',
   'track.controls.settings.deleteTrack': 'Delete Track',
+  'track.controls.settings.deleteTrackConfirm': 'Are you sure you want to delete track "{name}"?',
+  'track.controls.settings.deleteTrackError': 'Failed to delete track. Please try again.',
   'toolbar.keySignatureChooser': 'Choose key signature, current {value}',
   'toolbar.export.label': 'Export',
   'toolbar.importProject.title': 'Import Project',

src/i18n/messages/fr_fr.ts

@@ -423,6 +423,8 @@ export const frFrMessages: TranslationMessages = {
   'track.controls.automation.pan': 'Panoramique',
   'track.controls.moreActions': 'Autres actions',
   'track.controls.settings.deleteTrack': 'Supprimer la piste',
+  'track.controls.settings.deleteTrackConfirm': 'Voulez-vous vraiment supprimer la piste « {name} » ?',
+  'track.controls.settings.deleteTrackError': 'Impossible de supprimer la piste. Veuillez réessayer.',
   'toolbar.keySignatureChooser': 'Choisir l\'armure, actuelle : {value}',
   'toolbar.export.label': 'Exporter',
   'toolbar.importProject.title': 'Importer un projet',

src/i18n/messages/zh_cn.ts

@@ -537,6 +537,8 @@ export const zhCnMessages: TranslationMessages = {
   'track.controls.automation.pan': '声像',
   'track.controls.moreActions': '更多操作',
   'track.controls.settings.deleteTrack': '删除轨道',
+  'track.controls.settings.deleteTrackConfirm': '确定要删除轨道“{name}”吗？',
+  'track.controls.settings.deleteTrackError': '删除轨道失败。请重试。',
   'toolbar.keySignatureChooser': '选择调号，当前为 {value}',
   'toolbar.export.label': '导出',
   'toolbar.importProject.title': '导入项目',

src/i18n/messages/zh_hk.ts

@@ -537,6 +537,8 @@ export const zhHkMessages: TranslationMessages = {
   'track.controls.automation.pan': '聲像',
   'track.controls.moreActions': '更多操作',
   'track.controls.settings.deleteTrack': '刪除音軌',
+  'track.controls.settings.deleteTrackConfirm': '確定要刪除音軌「{name}」嗎？',
+  'track.controls.settings.deleteTrackError': '刪除音軌失敗。請再試一次。',
   'toolbar.keySignatureChooser': '選擇調號，當前為 {value}',
   'toolbar.export.label': '匯出',
   'toolbar.importProject.title': '匯入專案',