feat(backup): add local backup import flow (#5669)

* feat(backup): add local backup import flow

* refactor(backup): robustify history listing and propagate import error details

* docs: Changelog.md

Changelog.md

@@ -8,6 +8,7 @@
 <summary><strong> ✨ 新增功能 </strong></summary>
 
 - 允许代理页面允许高级过滤搜索
+- 备份设置页面新增导入备份按钮
 
 </details>
 

src-tauri/src/cmd/backup.rs

@@ -27,6 +27,12 @@ pub async fn restore_local_backup(filename: String) -> CmdResult<()> {
     feat::restore_local_backup(filename).await.stringify_err()
 }
 
+/// Import local backup into the app's backup directory
+#[tauri::command]
+pub async fn import_local_backup(source: String) -> CmdResult<String> {
+    feat::import_local_backup(source).await.stringify_err()
+}
+
 /// Export local backup to a user selected destination
 #[tauri::command]
 pub async fn export_local_backup(filename: String, destination: String) -> CmdResult<()> {

src-tauri/src/feat/backup.rs

@@ -158,6 +158,53 @@ where
     Ok(final_name)
 }
 
+/// Import an existing backup file into the local backup directory
+pub async fn import_local_backup(source: String) -> Result<String> {
+    let source_path = PathBuf::from(source.as_str());
+    if !source_path.exists() {
+        return Err(anyhow!("Backup file not found: {source}"));
+    }
+    if !source_path.is_file() {
+        return Err(anyhow!("Backup path is not a file: {source}"));
+    }
+
+    let ext = source_path
+        .extension()
+        .and_then(|ext| ext.to_str())
+        .map(|ext| ext.to_ascii_lowercase())
+        .unwrap_or_default();
+    if ext != "zip" {
+        return Err(anyhow!("Only .zip backup files are supported"));
+    }
+
+    let file_name = source_path
+        .file_name()
+        .and_then(|name| name.to_str())
+        .ok_or_else(|| anyhow!("Invalid backup file name"))?;
+
+    let backup_dir = local_backup_dir()?;
+    let target_path = backup_dir.join(file_name);
+
+    if target_path == source_path {
+        // Already located in the backup directory
+        return Ok(file_name.to_string().into());
+    }
+
+    if let Some(parent) = target_path.parent() {
+        fs::create_dir_all(parent).await?;
+    }
+
+    if target_path.exists() {
+        return Err(anyhow!("Backup file already exists: {file_name}"));
+    }
+
+    fs::copy(&source_path, &target_path)
+        .await
+        .map_err(|err| anyhow!("Failed to import backup file: {err:#?}"))?;
+
+    Ok(file_name.to_string().into())
+}
+
 async fn move_file(from: PathBuf, to: PathBuf) -> Result<()> {
     if let Some(parent) = to.parent() {
         fs::create_dir_all(parent).await?;

src-tauri/src/lib.rs

@@ -210,6 +210,7 @@ mod app_init {
             cmd::list_local_backup,
             cmd::delete_local_backup,
             cmd::restore_local_backup,
+            cmd::import_local_backup,
             cmd::export_local_backup,
             cmd::create_webdav_backup,
             cmd::save_webdav_config,

src/components/setting/mods/backup-history-viewer.tsx

@@ -57,7 +57,9 @@ interface BackupHistoryViewerProps {
 interface BackupRow {
   filename: string;
   platform: string;
-  backup_time: dayjs.Dayjs;
+  backup_time: dayjs.Dayjs | null;
+  display_time: string;
+  sort_value: number;
 }
 
 const confirmAsync = async (message: string) => {
@@ -86,16 +88,44 @@ export const BackupHistoryViewer = ({
   const pageSize = 8;
   const isBusy = loading || isRestarting;
 
-  const buildRow = useCallback((filename: string): BackupRow | null => {
+  const buildRow = useCallback(
-    const platform = filename.split("-")[0];
+    (item: ILocalBackupFile | IWebDavFile): BackupRow | null => {
+      const { filename, last_modified } = item;
+      if (!filename.toLowerCase().endsWith(".zip")) return null;
+
+      const platform =
+        (filename.includes("-") && filename.split("-")[0]) ||
+        t("settings.modals.backup.history.unknownPlatform", {
+          defaultValue: "unknown",
+        });
       const match = filename.match(FILENAME_PATTERN);
-    if (!match) return null;
+      const parsedFromName = match ? dayjs(match[0], DATE_FORMAT, true) : null;
+      const parsedFromModified =
+        last_modified && dayjs(last_modified).isValid()
+          ? dayjs(last_modified)
+          : null;
+      const backupTime = parsedFromName?.isValid()
+        ? parsedFromName
+        : parsedFromModified;
+
       return {
         filename,
         platform,
-      backup_time: dayjs(match[0], DATE_FORMAT),
+        backup_time: backupTime ?? null,
+        display_time:
+          backupTime?.format("YYYY-MM-DD HH:mm") ??
+          parsedFromModified?.format("YYYY-MM-DD HH:mm") ??
+          t("settings.modals.backup.history.unknownTime", {
+            defaultValue: "Unknown time",
+          }),
+        sort_value:
+          backupTime?.valueOf() ??
+          parsedFromModified?.valueOf() ??
+          Number.NEGATIVE_INFINITY,
       };
-  }, []);
+    },
+    [t],
+  );
 
   const fetchRows = useCallback(async () => {
     if (!open) return;
@@ -108,9 +138,13 @@ export const BackupHistoryViewer = ({
       const list = isLocal ? await listLocalBackup() : await listWebDavBackup();
       setRows(
         list
-          .map((item) => buildRow(item.filename))
+          .map((item) => buildRow(item))
           .filter((item): item is BackupRow => item !== null)
-          .sort((a, b) => (a.backup_time.isAfter(b.backup_time) ? -1 : 1)),
+          .sort((a, b) =>
+            a.sort_value === b.sort_value
+              ? b.filename.localeCompare(a.filename)
+              : b.sort_value - a.sort_value,
+          ),
       );
     } catch (error) {
       console.error(error);
@@ -138,7 +172,8 @@ export const BackupHistoryViewer = ({
       return t("settings.modals.backup.manual.webdav");
     }
     if (!total) return t("settings.modals.backup.history.empty");
-    const recent = rows[0]?.backup_time.fromNow();
+    const recent =
+      rows[0]?.backup_time?.fromNow() ?? rows[0]?.display_time ?? "";
     return t("settings.modals.backup.history.summary", {
       count: total,
       recent,
@@ -283,7 +318,7 @@ export const BackupHistoryViewer = ({
                         spacing={1.5}
                       >
                         <Typography variant="caption" color="text.secondary">
-                          {`${row.platform} · ${row.backup_time.format("YYYY-MM-DD HH:mm")}`}
+                          {`${row.platform} · ${row.display_time}`}
                         </Typography>
                         <Stack
                           direction="row"

src/components/setting/mods/backup-viewer.tsx

@@ -7,13 +7,18 @@ import {
   Stack,
   Typography,
 } from "@mui/material";
+import { open as openDialog } from "@tauri-apps/plugin-dialog";
 import { useLockFn } from "ahooks";
 import type { ReactNode, Ref } from "react";
 import { useCallback, useImperativeHandle, useState } from "react";
 import { useTranslation } from "react-i18next";
 
 import { BaseDialog, DialogRef } from "@/components/base";
-import { createLocalBackup, createWebdavBackup } from "@/services/cmds";
+import {
+  createLocalBackup,
+  createWebdavBackup,
+  importLocalBackup,
+} from "@/services/cmds";
 import { showNotice } from "@/services/notice-service";
 
 import { AutoBackupSettings } from "./auto-backup-settings";
@@ -26,6 +31,7 @@ export function BackupViewer({ ref }: { ref?: Ref<DialogRef> }) {
   const { t } = useTranslation();
   const [open, setOpen] = useState(false);
   const [busyAction, setBusyAction] = useState<BackupSource | null>(null);
+  const [localImporting, setLocalImporting] = useState(false);
   const [historyOpen, setHistoryOpen] = useState(false);
   const [historySource, setHistorySource] = useState<BackupSource>("local");
   const [historyPage, setHistoryPage] = useState(0);
@@ -67,6 +73,28 @@ export function BackupViewer({ ref }: { ref?: Ref<DialogRef> }) {
     }
   });
 
+  const handleImport = useLockFn(async () => {
+    const selected = await openDialog({
+      multiple: false,
+      filters: [{ name: "Backup File", extensions: ["zip"] }],
+    });
+    if (!selected || Array.isArray(selected)) return;
+    try {
+      setLocalImporting(true);
+      await importLocalBackup(selected);
+      showNotice.success("settings.modals.backup.messages.localBackupImported");
+      openHistory("local");
+    } catch (error) {
+      console.error(error);
+      showNotice.error(
+        "settings.modals.backup.messages.localBackupImportFailed",
+        { error },
+      );
+    } finally {
+      setLocalImporting(false);
+    }
+  });
+
   const setWebdavBusy = useCallback(
     (loading: boolean) => {
       setBusyAction(loading ? "webdav" : null);
@@ -74,6 +102,8 @@ export function BackupViewer({ ref }: { ref?: Ref<DialogRef> }) {
     [setBusyAction],
   );
 
+  const isLocalBusy = busyAction === "local" || localImporting;
+
   return (
     <BaseDialog
       open={open}
@@ -125,6 +155,7 @@ export function BackupViewer({ ref }: { ref?: Ref<DialogRef> }) {
                       variant="contained"
                       size="small"
                       loading={busyAction === "local"}
+                      disabled={localImporting}
                       onClick={() => handleBackup("local")}
                     >
                       {t("settings.modals.backup.actions.backup")}
@@ -133,10 +164,21 @@ export function BackupViewer({ ref }: { ref?: Ref<DialogRef> }) {
                       key="history"
                       variant="outlined"
                       size="small"
+                      disabled={isLocalBusy}
                       onClick={() => openHistory("local")}
                     >
                       {t("settings.modals.backup.actions.viewHistory")}
                     </Button>,
+                    <LoadingButton
+                      key="import"
+                      variant="text"
+                      size="small"
+                      loading={localImporting}
+                      disabled={busyAction === "local"}
+                      onClick={() => handleImport()}
+                    >
+                      {t("settings.modals.backup.actions.importBackup")}
+                    </LoadingButton>,
                   ],
                 },
                 {

src/locales/ar/settings.json

@@ -283,6 +283,7 @@
         "backup": "نسخ احتياطي",
         "export": "Export",
         "exportBackup": "Export Backup",
+        "importBackup": "Import Backup",
         "deleteBackup": "حذف النسخة الاحتياطية",
         "restore": "استعادة",
         "restoreBackup": "استعادة النسخة الاحتياطية",
@@ -307,6 +308,8 @@
         "restoreSuccess": "تمت الاستعادة بنجاح، سيعاد تشغيل التطبيق خلال ثانية واحدة",
         "localBackupExported": "Local backup exported successfully",
         "localBackupExportFailed": "Failed to export local backup",
+        "localBackupImported": "Local backup imported successfully",
+        "localBackupImportFailed": "Failed to import local backup: {{error}}",
         "webdavRefreshSuccess": "WebDAV refresh succeeded",
         "webdavRefreshFailed": "WebDAV refresh failed: {{error}}",
         "confirmDelete": "هل تريد بالتأكيد حذف ملف النسخة الاحتياطية هذا؟",
@@ -333,7 +336,9 @@
       "history": {
         "title": "Backup history",
         "summary": "{{count}} backups • latest {{recent}}",
-        "empty": "No backups available"
+        "empty": "No backups available",
+        "unknownPlatform": "unknown",
+        "unknownTime": "Unknown time"
       },
       "webdav": {
         "title": "WebDAV settings"

src/locales/de/settings.json

@@ -283,6 +283,7 @@
         "backup": "Sichern",
         "export": "Export",
         "exportBackup": "Export Backup",
+        "importBackup": "Import Backup",
         "deleteBackup": "Sicherung löschen",
         "restore": "Wiederherstellen",
         "restoreBackup": "Sicherung wiederherstellen",
@@ -307,6 +308,8 @@
         "restoreSuccess": "Wiederherstellung erfolgreich. Die App wird in 1 Sekunde neu starten.",
         "localBackupExported": "Local backup exported successfully",
         "localBackupExportFailed": "Failed to export local backup",
+        "localBackupImported": "Local backup imported successfully",
+        "localBackupImportFailed": "Failed to import local backup: {{error}}",
         "webdavRefreshSuccess": "WebDAV refresh succeeded",
         "webdavRefreshFailed": "WebDAV refresh failed: {{error}}",
         "confirmDelete": "Confirm to delete this backup file?",
@@ -333,7 +336,9 @@
       "history": {
         "title": "Backup history",
         "summary": "{{count}} backups • latest {{recent}}",
-        "empty": "No backups available"
+        "empty": "No backups available",
+        "unknownPlatform": "unknown",
+        "unknownTime": "Unknown time"
       },
       "webdav": {
         "title": "WebDAV settings"

src/locales/en/settings.json

@@ -283,6 +283,7 @@
         "backup": "Backup",
         "export": "Export",
         "exportBackup": "Export Backup",
+        "importBackup": "Import Backup",
         "deleteBackup": "Delete Backup",
         "restore": "Restore",
         "restoreBackup": "Restore Backup",
@@ -307,6 +308,8 @@
         "restoreSuccess": "Restore Success, App will restart in 1s",
         "localBackupExported": "Local backup exported successfully",
         "localBackupExportFailed": "Failed to export local backup",
+        "localBackupImported": "Local backup imported successfully",
+        "localBackupImportFailed": "Failed to import local backup: {{error}}",
         "webdavRefreshSuccess": "WebDAV refresh succeeded",
         "webdavRefreshFailed": "WebDAV refresh failed: {{error}}",
         "confirmDelete": "Confirm to delete this backup file?",
@@ -333,7 +336,9 @@
       "history": {
         "title": "Backup history",
         "summary": "{{count}} backups • latest {{recent}}",
-        "empty": "No backups available"
+        "empty": "No backups available",
+        "unknownPlatform": "unknown",
+        "unknownTime": "Unknown time"
       },
       "webdav": {
         "title": "WebDAV settings"

src/locales/es/settings.json

@@ -283,6 +283,7 @@
         "backup": "Copia de seguridad",
         "export": "Export",
         "exportBackup": "Export Backup",
+        "importBackup": "Import Backup",
         "deleteBackup": "Eliminar copia de seguridad",
         "restore": "Restaurar",
         "restoreBackup": "Restaurar copia de seguridad",
@@ -307,6 +308,8 @@
         "restoreSuccess": "Restauración exitosa. La aplicación se reiniciará en 1 segundo",
         "localBackupExported": "Local backup exported successfully",
         "localBackupExportFailed": "Failed to export local backup",
+        "localBackupImported": "Local backup imported successfully",
+        "localBackupImportFailed": "Failed to import local backup: {{error}}",
         "webdavRefreshSuccess": "WebDAV refresh succeeded",
         "webdavRefreshFailed": "WebDAV refresh failed: {{error}}",
         "confirmDelete": "Confirm to delete this backup file?",
@@ -333,7 +336,9 @@
       "history": {
         "title": "Backup history",
         "summary": "{{count}} backups • latest {{recent}}",
-        "empty": "No backups available"
+        "empty": "No backups available",
+        "unknownPlatform": "unknown",
+        "unknownTime": "Unknown time"
       },
       "webdav": {
         "title": "WebDAV settings"

src/locales/fa/settings.json

@@ -283,6 +283,7 @@
         "backup": "پشتیبان‌گیری",
         "export": "Export",
         "exportBackup": "Export Backup",
+        "importBackup": "Import Backup",
         "deleteBackup": "حذف پشتیبان",
         "restore": "بازیابی",
         "restoreBackup": "بازیابی پشتیبان",
@@ -307,6 +308,8 @@
         "restoreSuccess": "بازیابی با موفقیت انجام شد، برنامه در 1 ثانیه راه‌اندازی مجدد می‌شود",
         "localBackupExported": "Local backup exported successfully",
         "localBackupExportFailed": "Failed to export local backup",
+        "localBackupImported": "Local backup imported successfully",
+        "localBackupImportFailed": "Failed to import local backup: {{error}}",
         "webdavRefreshSuccess": "WebDAV refresh succeeded",
         "webdavRefreshFailed": "WebDAV refresh failed: {{error}}",
         "confirmDelete": "آیا از حذف این فایل پشتیبان اطمینان دارید؟",
@@ -333,7 +336,9 @@
       "history": {
         "title": "تاریخچه پشتیبان گیری",
         "summary": "{{count}} backups • latest {{recent}}",
-        "empty": "هیچ نسخه پشتیبان در دسترس نیست"
+        "empty": "هیچ نسخه پشتیبان در دسترس نیست",
+        "unknownPlatform": "unknown",
+        "unknownTime": "Unknown time"
       },
       "webdav": {
         "title": "پیکربندی WebDAV"

src/locales/id/settings.json

@@ -283,6 +283,7 @@
         "backup": "Cadangan",
         "export": "Export",
         "exportBackup": "Export Backup",
+        "importBackup": "Import Backup",
         "deleteBackup": "Hapus Cadangan",
         "restore": "Pulihkan",
         "restoreBackup": "Pulihkan Cadangan",
@@ -307,6 +308,8 @@
         "restoreSuccess": "Pemulihan Berhasil, Aplikasi akan dimulai ulang dalam 1 detik",
         "localBackupExported": "Local backup exported successfully",
         "localBackupExportFailed": "Failed to export local backup",
+        "localBackupImported": "Local backup imported successfully",
+        "localBackupImportFailed": "Failed to import local backup: {{error}}",
         "webdavRefreshSuccess": "WebDAV refresh succeeded",
         "webdavRefreshFailed": "WebDAV refresh failed: {{error}}",
         "confirmDelete": "Konfirmasi untuk menghapus file cadangan ini?",
@@ -333,7 +336,9 @@
       "history": {
         "title": "Backup history",
         "summary": "{{count}} backups • latest {{recent}}",
-        "empty": "No backups available"
+        "empty": "No backups available",
+        "unknownPlatform": "unknown",
+        "unknownTime": "Unknown time"
       },
       "webdav": {
         "title": "WebDAV settings"

src/locales/jp/settings.json

@@ -283,6 +283,7 @@
         "backup": "バックアップ",
         "export": "Export",
         "exportBackup": "Export Backup",
+        "importBackup": "バックアップをインポート",
         "deleteBackup": "バックアップを削除",
         "restore": "復元",
         "restoreBackup": "バックアップを復元",
@@ -307,6 +308,8 @@
         "restoreSuccess": "復元に成功しました。アプリケーションは1秒後に再起動します。",
         "localBackupExported": "Local backup exported successfully",
         "localBackupExportFailed": "Failed to export local backup",
+        "localBackupImported": "ローカルバックアップのインポートに成功しました",
+        "localBackupImportFailed": "ローカルバックアップのインポートに失敗しました: {{error}}",
         "webdavRefreshSuccess": "WebDAV refresh succeeded",
         "webdavRefreshFailed": "WebDAV refresh failed: {{error}}",
         "confirmDelete": "Confirm to delete this backup file?",
@@ -333,7 +336,9 @@
       "history": {
         "title": "Backup history",
         "summary": "{{count}} backups • latest {{recent}}",
-        "empty": "No backups available"
+        "empty": "No backups available",
+        "unknownPlatform": "unknown",
+        "unknownTime": "Unknown time"
       },
       "webdav": {
         "title": "WebDAV settings"

src/locales/ko/settings.json

@@ -283,6 +283,7 @@
         "backup": "백업",
         "export": "내보내기",
         "exportBackup": "백업 내보내기",
+        "importBackup": "백업 가져오기",
         "deleteBackup": "백업 삭제",
         "restore": "복원",
         "restoreBackup": "백업 복원",
@@ -307,6 +308,8 @@
         "restoreSuccess": "복원 성공, 1초 후 앱이 재시작됩니다",
         "localBackupExported": "로컬 백업이 내보내졌습니다",
         "localBackupExportFailed": "로컬 백업 내보내기 실패",
+        "localBackupImported": "로컬 백업을 가져왔습니다",
+        "localBackupImportFailed": "로컬 백업 가져오기 실패: {{error}}",
         "webdavRefreshSuccess": "WebDAV refresh succeeded",
         "webdavRefreshFailed": "WebDAV refresh failed: {{error}}",
         "confirmDelete": "이 백업 파일을 삭제하시겠습니까?",
@@ -333,7 +336,9 @@
       "history": {
         "title": "Backup history",
         "summary": "{{count}} backups • latest {{recent}}",
-        "empty": "No backups available"
+        "empty": "No backups available",
+        "unknownPlatform": "알 수 없음",
+        "unknownTime": "시간 정보 없음"
       },
       "webdav": {
         "title": "WebDAV settings"

src/locales/ru/settings.json

@@ -283,6 +283,7 @@
         "backup": "Резервное копирование",
         "export": "Export",
         "exportBackup": "Export Backup",
+        "importBackup": "Import Backup",
         "deleteBackup": "Удалить резервную копию",
         "restore": "Восстановить",
         "restoreBackup": "Восстановить резервную копию",
@@ -307,6 +308,8 @@
         "restoreSuccess": "Восстановление успешно выполнено, приложение перезапустится через 1 секунду",
         "localBackupExported": "Local backup exported successfully",
         "localBackupExportFailed": "Failed to export local backup",
+        "localBackupImported": "Local backup imported successfully",
+        "localBackupImportFailed": "Не удалось импортировать локальную резервную копию: {{error}}",
         "webdavRefreshSuccess": "WebDAV refresh succeeded",
         "webdavRefreshFailed": "WebDAV refresh failed: {{error}}",
         "confirmDelete": "Вы уверены, что хотите удалить этот файл резервной копии?",
@@ -333,7 +336,9 @@
       "history": {
         "title": "Backup history",
         "summary": "{{count}} backups • latest {{recent}}",
-        "empty": "No backups available"
+        "empty": "No backups available",
+        "unknownPlatform": "неизвестно",
+        "unknownTime": "Неизвестное время"
       },
       "webdav": {
         "title": "WebDAV settings"

src/locales/tr/settings.json

@@ -283,6 +283,7 @@
         "backup": "Yedekle",
         "export": "Export",
         "exportBackup": "Export Backup",
+        "importBackup": "Import Backup",
         "deleteBackup": "Yedeği Sil",
         "restore": "Geri Yükle",
         "restoreBackup": "Yedeği Geri Yükle",
@@ -307,6 +308,8 @@
         "restoreSuccess": "Geri Yükleme Başarılı, Uygulama 1 saniye içinde yeniden başlatılacak",
         "localBackupExported": "Local backup exported successfully",
         "localBackupExportFailed": "Failed to export local backup",
+        "localBackupImported": "Local backup imported successfully",
+        "localBackupImportFailed": "Failed to import local backup: {{error}}",
         "webdavRefreshSuccess": "WebDAV refresh succeeded",
         "webdavRefreshFailed": "WebDAV refresh failed: {{error}}",
         "confirmDelete": "Bu yedek dosyasını silmeyi onaylıyor musunuz?",
@@ -333,7 +336,9 @@
       "history": {
         "title": "Backup history",
         "summary": "{{count}} backups • latest {{recent}}",
-        "empty": "No backups available"
+        "empty": "No backups available",
+        "unknownPlatform": "unknown",
+        "unknownTime": "Unknown time"
       },
       "webdav": {
         "title": "WebDAV settings"

src/locales/tt/settings.json

@@ -283,6 +283,7 @@
         "backup": "Резерв копия",
         "export": "Export",
         "exportBackup": "Export Backup",
+        "importBackup": "Import Backup",
         "deleteBackup": "Резерв копияне бетерү",
         "restore": "Кайтару",
         "restoreBackup": "Резерв копияне кайтару",
@@ -307,6 +308,8 @@
         "restoreSuccess": "Уңышлы кайтарылды, кушымта 1 секундтан яңадан башланачак",
         "localBackupExported": "Local backup exported successfully",
         "localBackupExportFailed": "Failed to export local backup",
+        "localBackupImported": "Local backup imported successfully",
+        "localBackupImportFailed": "Failed to import local backup: {{error}}",
         "webdavRefreshSuccess": "WebDAV refresh succeeded",
         "webdavRefreshFailed": "WebDAV refresh failed: {{error}}",
         "confirmDelete": "Бу резерв копия файлын бетерергә телисезме?",
@@ -333,7 +336,9 @@
       "history": {
         "title": "Backup history",
         "summary": "{{count}} backups • latest {{recent}}",
-        "empty": "No backups available"
+        "empty": "No backups available",
+        "unknownPlatform": "unknown",
+        "unknownTime": "Unknown time"
       },
       "webdav": {
         "title": "WebDAV settings"

src/locales/zh/settings.json

@@ -283,6 +283,7 @@
         "backup": "备份",
         "export": "导出",
         "exportBackup": "导出备份",
+        "importBackup": "导入备份",
         "deleteBackup": "删除备份",
         "restore": "恢复",
         "restoreBackup": "恢复备份",
@@ -307,6 +308,8 @@
         "restoreSuccess": "恢复成功，应用将在 1 秒后重启",
         "localBackupExported": "本地备份导出成功",
         "localBackupExportFailed": "本地备份导出失败",
+        "localBackupImported": "本地备份导入成功",
+        "localBackupImportFailed": "本地备份导入失败：{{error}}",
         "webdavRefreshSuccess": "WebDAV 刷新成功",
         "webdavRefreshFailed": "WebDAV 刷新失败: {{error}}",
         "confirmDelete": "确认删除此备份文件吗？",
@@ -333,7 +336,9 @@
       "history": {
         "title": "备份记录",
         "summary": "共 {{count}} 份备份 · 最近 {{recent}}",
-        "empty": "暂无备份记录"
+        "empty": "暂无备份记录",
+        "unknownPlatform": "未知",
+        "unknownTime": "未知时间"
       },
       "webdav": {
         "title": "WebDAV 设置"

src/locales/zhtw/settings.json

@@ -283,6 +283,7 @@
         "backup": "備份",
         "export": "匯出",
         "exportBackup": "匯出備份",
+        "importBackup": "匯入備份",
         "deleteBackup": "刪除備份",
         "restore": "還原",
         "restoreBackup": "還原備份",
@@ -307,6 +308,8 @@
         "restoreSuccess": "還原成功，應用程式將在 1 秒後重啟",
         "localBackupExported": "本機備份匯出成功",
         "localBackupExportFailed": "本機備份匯出失敗",
+        "localBackupImported": "本機備份匯入成功",
+        "localBackupImportFailed": "本機備份匯入失敗：{{error}}",
         "webdavRefreshSuccess": "WebDAV 更新成功",
         "webdavRefreshFailed": "WebDAV 更新失敗: {{error}}",
         "confirmDelete": "確認是否刪除此備份檔案嗎？",
@@ -333,7 +336,9 @@
       "history": {
         "title": "備份紀錄",
         "summary": "共 {{count}} 份備份 · 最近 {{recent}}",
-        "empty": "尚無備份紀錄"
+        "empty": "尚無備份紀錄",
+        "unknownPlatform": "未知",
+        "unknownTime": "未知時間"
       },
       "webdav": {
         "title": "WebDAV 設定"

src/services/cmds.ts

@@ -455,6 +455,10 @@ export async function restoreLocalBackup(filename: string) {
   return invoke<void>("restore_local_backup", { filename });
 }
 
+export async function importLocalBackup(source: string) {
+  return invoke<string>("import_local_backup", { source });
+}
+
 export async function exportLocalBackup(filename: string, destination: string) {
   return invoke<void>("export_local_backup", { filename, destination });
 }

src/types/generated/i18n-keys.ts

@@ -464,6 +464,7 @@ export const translationKeys = [
   "settings.modals.backup.actions.backup",
   "settings.modals.backup.actions.export",
   "settings.modals.backup.actions.exportBackup",
+  "settings.modals.backup.actions.importBackup",
   "settings.modals.backup.actions.deleteBackup",
   "settings.modals.backup.actions.restore",
   "settings.modals.backup.actions.restoreBackup",
@@ -484,6 +485,8 @@ export const translationKeys = [
   "settings.modals.backup.messages.restoreSuccess",
   "settings.modals.backup.messages.localBackupExported",
   "settings.modals.backup.messages.localBackupExportFailed",
+  "settings.modals.backup.messages.localBackupImported",
+  "settings.modals.backup.messages.localBackupImportFailed",
   "settings.modals.backup.messages.webdavRefreshSuccess",
   "settings.modals.backup.messages.webdavRefreshFailed",
   "settings.modals.backup.messages.confirmDelete",
@@ -503,6 +506,8 @@ export const translationKeys = [
   "settings.modals.backup.history.title",
   "settings.modals.backup.history.summary",
   "settings.modals.backup.history.empty",
+  "settings.modals.backup.history.unknownPlatform",
+  "settings.modals.backup.history.unknownTime",
   "settings.modals.backup.webdav.title",
   "settings.modals.backup.table.filename",
   "settings.modals.backup.table.backupTime",

src/types/generated/i18n-resources.ts

@@ -694,6 +694,7 @@ export interface TranslationResources {
             deleteBackup: string;
             export: string;
             exportBackup: string;
+            importBackup: string;
             restore: string;
             restoreBackup: string;
             selectTarget: string;
@@ -720,6 +721,8 @@ export interface TranslationResources {
             empty: string;
             summary: string;
             title: string;
+            unknownPlatform: string;
+            unknownTime: string;
           };
           manual: {
             configureWebdav: string;
@@ -737,6 +740,8 @@ export interface TranslationResources {
             localBackupExported: string;
             localBackupExportFailed: string;
             localBackupFailed: string;
+            localBackupImported: string;
+            localBackupImportFailed: string;
             passwordRequired: string;
             restoreSuccess: string;
             usernameRequired: string;