feat: add backup configuration status

src/components/editor/EditorHeader.tsx

@@ -1,5 +1,6 @@
+import { useEffect, useState } from "react";
 import { useTranslations } from "@/i18n/compat/client";
-import { AlertCircle } from "lucide-react";
+import { AlertCircle, ShieldCheck, ShieldAlert } from "lucide-react";
 import { motion } from "framer-motion";
 import { useRouter } from "@/lib/navigation";
 import { Input } from "@/components/ui/input";
@@ -13,8 +14,15 @@ import {
   HoverCardTrigger,
   HoverCardContent
 } from "@/components/ui/hover-card";
+import {
+  Tooltip,
+  TooltipContent,
+  TooltipProvider,
+  TooltipTrigger
+} from "@/components/ui/tooltip";
 import { Button } from "@/components/ui/button";
 import { GrammarCheckDrawer } from "./grammar/GrammarCheckDrawer";
+import { getFileHandle, getConfig } from "@/utils/fileSystem";
 
 interface EditorHeaderProps {
   isMobile?: boolean;
@@ -32,6 +40,23 @@ export function EditorHeader({ isMobile }: EditorHeaderProps) {
     ?.filter((section) => section.enabled)
     .sort((a, b) => a.order - b.order);
 
+  const [backupConfigured, setBackupConfigured] = useState<boolean | null>(null);
+  const [backupPath, setBackupPath] = useState<string>("");
+
+  useEffect(() => {
+    const checkBackup = async () => {
+      try {
+        const handle = await getFileHandle("syncDirectory");
+        const path = await getConfig("syncDirectoryPath");
+        setBackupConfigured(!!handle);
+        setBackupPath(path || "");
+      } catch {
+        setBackupConfigured(false);
+      }
+    };
+    checkBackup();
+  }, []);
+
   return (
     <motion.header
       className={`h-16 border-b sticky top-0 z-10`}
@@ -39,7 +64,7 @@ export function EditorHeader({ isMobile }: EditorHeaderProps) {
       animate={{ y: 0 }}
     >
       <div className="flex items-center justify-between px-6 h-full pr-2">
-        <div className="flex items-center space-x-6  scrollbar-hide">
+        <div className="flex items-center space-x-4 scrollbar-hide">
           <motion.div
             className="flex items-center space-x-2 shrink-0 cursor-pointer"
             whileHover={{ scale: 1.02 }}
@@ -50,6 +75,61 @@ export function EditorHeader({ isMobile }: EditorHeaderProps) {
           >
             <span className="text-lg font-semibold">{t("common.title")}</span>
           </motion.div>
+
+          {/* Backup Status Badge */}
+          {backupConfigured !== null && (
+            <TooltipProvider delayDuration={100}>
+              <Tooltip>
+                <TooltipTrigger asChild>
+                  <motion.div
+                    className={`
+                      hidden md:flex items-center gap-1.5 px-2.5 py-1 rounded-full cursor-pointer
+                      text-[11px] font-medium tracking-wide
+                      border transition-all duration-300
+                      ${backupConfigured
+                        ? "border-emerald-200 bg-emerald-50/60 text-emerald-600 hover:bg-emerald-50 dark:border-emerald-800 dark:bg-emerald-950/30 dark:text-emerald-400 dark:hover:bg-emerald-950/50"
+                        : "border-amber-200 bg-amber-50/60 text-amber-600 hover:bg-amber-50 dark:border-amber-800 dark:bg-amber-950/30 dark:text-amber-400 dark:hover:bg-amber-950/50"
+                      }
+                    `}
+                    initial={{ opacity: 0, x: -8 }}
+                    animate={{ opacity: 1, x: 0 }}
+                    transition={{ delay: 0.3, duration: 0.3 }}
+                    onClick={() => router.push("/app/dashboard/settings")}
+                  >
+                    {backupConfigured ? (
+                      <>
+                        <ShieldCheck className="w-3 h-3" />
+                        <span>{t("previewDock.backup.configured")}</span>
+                      </>
+                    ) : (
+                      <>
+                        <motion.div
+                          animate={{ scale: [1, 1.15, 1] }}
+                          transition={{ duration: 2, repeat: Infinity, ease: "easeInOut" }}
+                        >
+                          <ShieldAlert className="w-3 h-3" />
+                        </motion.div>
+                        <span>{t("previewDock.backup.notConfigured")}</span>
+                      </>
+                    )}
+                  </motion.div>
+                </TooltipTrigger>
+                <TooltipContent side="bottom" sideOffset={8} className="max-w-[240px]">
+                  {backupConfigured ? (
+                    <div className="flex flex-col gap-0.5">
+                      <span className="text-xs font-medium">{t("previewDock.backup.configured")}</span>
+                      <span className="text-[10px] text-muted-foreground truncate">{backupPath}</span>
+                    </div>
+                  ) : (
+                    <div className="flex flex-col gap-0.5">
+                      <span className="text-xs font-medium">{t("previewDock.backup.notConfigured")}</span>
+                      <span className="text-[10px] text-muted-foreground">{t("previewDock.backup.clickToConfigure")}</span>
+                    </div>
+                  )}
+                </TooltipContent>
+              </Tooltip>
+            </TooltipProvider>
+          )}
         </div>
 
         <div className="flex items-center space-x-3">
@@ -84,3 +164,4 @@ export function EditorHeader({ isMobile }: EditorHeaderProps) {
     </motion.header>
   );
 }
+

src/components/preview/PreviewDock.tsx

@@ -506,3 +506,4 @@ const PreviewDock = ({
 };
 
 export default PreviewDock;
+

src/i18n/locales/en.json

@@ -308,6 +308,11 @@
       "enabled": "One page mode enabled",
       "disabled": "One page mode disabled",
       "cannotFit": "Too much content. Optimized as much as possible but cannot fit on one page. Try simplifying the content or adjusting margins and font size in the sidebar."
+    },
+    "backup": {
+      "configured": "Backup Configured",
+      "notConfigured": "Backup Not Configured",
+      "clickToConfigure": "Click to configure"
     }
   },
   "workbench": {

src/i18n/locales/zh.json

@@ -715,6 +715,11 @@
       "enabled": "已开启一页纸模式",
       "disabled": "已关闭一页纸模式",
       "cannotFit": "内容较多，已尽量压缩但无法完美一页，建议精简内容, 也可在此基础上调节页边距、字体大小等左侧设置栏选项"
+    },
+    "backup": {
+      "configured": "备份已配置",
+      "notConfigured": "未配置备份目录",
+      "clickToConfigure": "点击前往设置"
     }
   },
   "aiPolishDialog": {