Feat:增加清除缓存按钮，增加开关公告选项

src/App.tsx

@@ -6,7 +6,7 @@ import { BrowserRouter, Routes, Route } from 'react-router-dom';
 import PostCard from './components/PostCard';
 import MainLayout from './layouts/MainLayout';
 import './App.css';
-import { fetchArticles } from './api';
+import { fetchArticles, getNotice } from './api';
 import CreatePost from './components/CreatePost';
 import { ToastContainer, toast } from 'react-toastify';
 import 'react-toastify/dist/ReactToastify.css';
@@ -18,6 +18,8 @@ import AdminPage from './components/AdminPage';
 import InitPage from './pages/InitPage';
 import NotFound from './pages/NotFound';
 import ImageViewer from './components/ImageViewer';
+import NoticeModal from './components/NoticeModal';
+import type { NoticeData } from './components/NoticeModal';
 
 function App() {
   const [isDarkMode, setIsDarkMode] = React.useState(() => {
@@ -50,6 +52,30 @@ function App() {
   const lastRefreshAtRef = useRef<number>(0);
   const REFRESH_COOLDOWN_MS = 5000; // 刷新冷却时间
   const [imageViewer, setImageViewer] = useState<{ open: boolean; src?: string; alt?: string }>({ open: false });
+  const [noticeData, setNoticeData] = useState<NoticeData | null>(null);
+  const [showNotice, setShowNotice] = useState(false);
+
+  useEffect(() => {
+    getNotice().then(data => {
+      // Check display status
+      if (data.display === 'false') {
+        setShowNotice(false);
+        return;
+      }
+
+      const savedVersion = localStorage.getItem('notice_version');
+      // 只有当有内容且版本号大于本地存储的版本时才显示
+      if (data.content && (!savedVersion || Number(savedVersion) < Number(data.version))) {
+        setNoticeData({
+          type: data.type,
+          content: data.content,
+          version: Number(data.version),
+          display: data.display
+        });
+        setShowNotice(true);
+      }
+    }).catch(console.error);
+  }, []);
 
   const openImageViewer = (src?: string, alt?: string) => {
     if (!src) return;
@@ -209,6 +235,29 @@ function App() {
       {imageViewer.open && imageViewer.src && (
         <ImageViewer src={imageViewer.src!} alt={imageViewer.alt} onClose={closeImageViewer} />
       )}
+      {showNotice && noticeData && (
+        <div style={{
+          position: 'fixed',
+          top: 0,
+          left: 0,
+          right: 0,
+          bottom: 0,
+          backgroundColor: 'rgba(0, 0, 0, 0.5)',
+          zIndex: 2000,
+          display: 'flex',
+          alignItems: 'center',
+          justifyContent: 'center',
+        }}>
+          <NoticeModal
+            data={noticeData}
+            onClose={() => setShowNotice(false)}
+            onNeverShow={(version) => {
+              localStorage.setItem('notice_version', String(version));
+              setShowNotice(false);
+            }}
+          />
+        </div>
+      )}
     </FluentProvider>
   );
 }
@@ -218,3 +267,6 @@ export default App;
 
 
 
+
+
+

src/admin_api.tsx

@@ -185,17 +185,30 @@ export const adminApiRequest = async (
  * 修改公告（后端自动递增版本）
  * POST /admin/modify_notice { type: 'md' | 'url', content: string }
  */
-export const adminModifyNotice = async (
+export const adminModifyNotice = async (type: 'md'|'url', content: string, version: number): Promise<void> => {
-  payload: { type: 'md' | 'url'; content: string }
-): Promise<{ status: 'OK'; version?: number }> => {
   const resp = await adminApiRequest('/modify_notice', {
     method: 'POST',
-    body: JSON.stringify(payload),
+    body: JSON.stringify({ type, content, version }),
   });
   if (!resp.ok) {
-    throw new Error(`修改公告失败: ${resp.status}`);
+    const err = await resp.json().catch(() => ({}));
+    throw new Error(err.reason || `修改公告失败: ${resp.status}`);
+  }
+};
+
+/**
+ * 切换公告开启状态
+ * POST /admin/notice_switch { value: "true" | "false" }
+ */
+export const adminNoticeSwitch = async (value: boolean): Promise<void> => {
+  const resp = await adminApiRequest('/notice_switch', {
+    method: 'POST',
+    body: JSON.stringify({ value: value ? "true" : "false" }),
+  });
+  if (!resp.ok) {
+    const err = await resp.json().catch(() => ({}));
+    throw new Error(err.reason || `切换公告状态失败: ${resp.status}`);
   }
-  return resp.json();
 };
 
 /**

src/api.ts

@@ -268,6 +268,7 @@ export interface NoticeResponse {
   type: 'md' | 'url';
   content: string;
   version: string | number;
+  display?: string;
 }
 
 export const getNotice = async (): Promise<NoticeResponse> => {
@@ -280,5 +281,7 @@ export const getNotice = async (): Promise<NoticeResponse> => {
     type: (data?.type === 'url' ? 'url' : 'md') as 'md' | 'url',
     content: String(data?.content ?? ''),
     version: data?.version ?? '0',
+    display: data?.display ?? 'true',
   };
 };
+

src/components/AdminDashboard.tsx

@@ -21,7 +21,7 @@ import {
 } from '@fluentui/react-components';
 import type { TabValue } from '@fluentui/react-components';
 import { getAuditMode, setAuditMode, getBackupZip, recoverBackup, getPicLinks, deletePic, type PicLink, getPendingReports, approveReport, rejectReport, type PendingReport, getAdminPostInfo, getPendingPosts, getRejectedPosts, type AdminPostListItem, approvePost, disapprovePost, reauditPost, deletePost, 
-  getBannedKeywords, setBannedKeywordsList } from '../admin_api';
+  getBannedKeywords, setBannedKeywordsList, adminNoticeSwitch } from '../admin_api';
 import { Switch } from '@fluentui/react-components';
 import { toast } from 'react-hot-toast';
 import { 
@@ -182,6 +182,7 @@ const AdminDashboard: React.FC<AdminDashboardProps> = ({
   const fileInputRef = React.useRef<HTMLInputElement | null>(null);
   const [selectedBackupFile, setSelectedBackupFile] = React.useState<File | null>(null);
   const [confirmOpen, setConfirmOpen] = React.useState<boolean>(false);
+  const [clearCacheConfirmOpen, setClearCacheConfirmOpen] = React.useState<boolean>(false);
   // 图片管理状态
   const [picPage, setPicPage] = React.useState<number>(1);
   const [picLoading, setPicLoading] = React.useState<boolean>(false);
@@ -233,6 +234,7 @@ const AdminDashboard: React.FC<AdminDashboardProps> = ({
   const [noticeVersion, setNoticeVersion] = React.useState<number>(0);
   const [noticeType, setNoticeType] = React.useState<'md' | 'url'>('md');
   const [noticeContent, setNoticeContent] = React.useState<string>('');
+  const [noticeDisplay, setNoticeDisplay] = React.useState<boolean>(true);
 
   React.useEffect(() => {
     if (activeTab === 'systemSettings') {
@@ -298,21 +300,47 @@ const AdminDashboard: React.FC<AdminDashboardProps> = ({
       setNoticeLoading(true);
       getNotice()
         .then((data) => {
-          const ver = Number(data.version ?? 0) || 0;
+          setNoticeVersion(Number(data.version ?? 0) || 0);
-          setNoticeVersion(ver);
           setNoticeType((data.type === 'url' ? 'url' : 'md'));
           setNoticeContent(String(data.content ?? ''));
+          setNoticeDisplay(data.display !== 'false');
         })
         .catch((err: any) => {
           console.error(err);
-          const msg = String(err?.message || '获取公告失败');
+          toast.error('获取公告失败');
+        })
+        .finally(() => setNoticeLoading(false));
+    } else if (activeTab === 'postReview') {
+      setLoadingAudit(true);
+      getAuditMode()
+        .then(data => {
+          setNeedAudit(!!data.status);
+        })
+        .catch((err: any) => {
+          console.error(err);
+          const msg = String(err?.message || '获取审核模式失败');
           if (msg.includes('401') || msg.includes('403') || msg.includes('登录已过期')) {
             toast.error('身份验证失败，请重新登陆');
           } else {
-            toast.error('获取公告失败');
+            toast.error('获取审核模式失败');
           }
         })
-        .finally(() => setNoticeLoading(false));
+        .finally(() => setLoadingAudit(false));
+
+      // 加载违禁词
+      setBannedLoading(true);
+      getBannedKeywords()
+        .then((list) => setBannedKeywords(Array.isArray(list) ? list : []))
+        .catch((err: any) => {
+          console.error(err);
+          const msg = String(err?.message || '获取违禁词失败');
+          if (msg.includes('401') || msg.includes('403') || msg.includes('登录已过期')) {
+            toast.error('身份验证失败，请重新登陆');
+          } else {
+            toast.error('获取违禁词失败');
+          }
+        })
+        .finally(() => setBannedLoading(false));
     }
   }, [activeTab, picPage]);
 
@@ -569,6 +597,38 @@ const AdminDashboard: React.FC<AdminDashboardProps> = ({
     void handleRecoverBackup(selectedBackupFile);
   };
 
+  const handleClearCache = async () => {
+    // Clear localStorage
+    localStorage.clear();
+
+    // Clear sessionStorage
+    sessionStorage.clear();
+
+    // Clear cookies
+    document.cookie.split(";").forEach((c) => {
+      document.cookie = c
+        .replace(/^ +/, "")
+        .replace(/=.*/, "=;expires=" + new Date().toUTCString() + ";path=/");
+    });
+
+    // Clear caches
+    if ('caches' in window) {
+      try {
+        const names = await caches.keys();
+        await Promise.all(names.map(name => caches.delete(name)));
+      } catch (e) {
+        console.error('Failed to clear caches:', e);
+      }
+    }
+
+    toast.success('缓存已清理');
+    setClearCacheConfirmOpen(false);
+    
+    setTimeout(() => {
+      window.location.reload();
+    }, 1500);
+  };
+
   const handleLogout = () => {
     try {
       adminLogout();
@@ -713,6 +773,25 @@ const AdminDashboard: React.FC<AdminDashboardProps> = ({
           {activeTab === 'noticeManage' ? (
             <div>
               <Text size={400} weight="semibold">公告管理</Text>
+
+              <div style={{ marginTop: tokens.spacingVerticalM }}>
+                 <div style={{ display: 'flex', alignItems: 'center', marginBottom: tokens.spacingVerticalM }}>
+                    <Switch
+                      checked={noticeDisplay}
+                      onChange={async (_, data) => {
+                        try {
+                          await adminNoticeSwitch(!!data.checked);
+                          setNoticeDisplay(!!data.checked);
+                          toast.success(`公告已${data.checked ? '开启' : '关闭'}`);
+                        } catch (e: any) {
+                           toast.error(e.message || '切换状态失败');
+                        }
+                      }}
+                      label={noticeDisplay ? "公告已开启" : "公告已关闭"}
+                    />
+                 </div>
+              </div>
+
               <div style={{ marginTop: tokens.spacingVerticalS }}>
                 <Text size={200} color="subtle">当前公告版本：{noticeLoading ? '加载中...' : noticeVersion}</Text>
               </div>
@@ -752,8 +831,7 @@ const AdminDashboard: React.FC<AdminDashboardProps> = ({
               <div style={{ marginTop: tokens.spacingVerticalM }}>
                 <Button appearance="primary" onClick={async () => {
                   try {
-                    const payload = { type: noticeType, content: noticeContent };
+                    await adminModifyNotice(noticeType, noticeContent, noticeVersion + 1);
-                    await adminModifyNotice(payload);
                     toast.success('公告已修改');
                     setNoticeLoading(true);
                     const data = await getNotice();
@@ -877,6 +955,19 @@ const AdminDashboard: React.FC<AdminDashboardProps> = ({
                 </Text>
               </div>
 
+              {/* 开发者工具 */}
+              <div style={{ marginTop: tokens.spacingVerticalL }}>
+                <Text size={300}>开发者工具</Text>
+                <div style={{ marginTop: tokens.spacingVerticalS }}>
+                  <Button appearance="secondary" onClick={() => setClearCacheConfirmOpen(true)}>
+                    清除缓存
+                  </Button>
+                </div>
+                <Text size={200} color="subtle" style={{ marginTop: tokens.spacingVerticalS, display: 'block' }}>
+                  将清理 localStorage、Cookies 及静态资源缓存。
+                </Text>
+              </div>
+
               {/* 确认对话框 */}
               <Dialog open={confirmOpen} onOpenChange={(_, data) => setConfirmOpen(!!data.open)}>
                 <DialogSurface>
@@ -892,6 +983,22 @@ const AdminDashboard: React.FC<AdminDashboardProps> = ({
                   </DialogBody>
                 </DialogSurface>
               </Dialog>
+
+              {/* 清除缓存确认对话框 */}
+              <Dialog open={clearCacheConfirmOpen} onOpenChange={(_, data) => setClearCacheConfirmOpen(!!data.open)}>
+                <DialogSurface>
+                  <DialogBody>
+                    <DialogTitle>确认清除缓存</DialogTitle>
+                    <DialogContent>
+                      确定要清除所有缓存吗？这将包括登录状态和本地设置。
+                    </DialogContent>
+                    <DialogActions>
+                      <Button appearance="secondary" onClick={() => setClearCacheConfirmOpen(false)}>取消</Button>
+                      <Button appearance="primary" onClick={handleClearCache}>确认</Button>
+                    </DialogActions>
+                  </DialogBody>
+                </DialogSurface>
+              </Dialog>
             </div>
           ) : activeTab === 'postReview' ? (
             <div>
@@ -1167,3 +1274,5 @@ const AdminDashboard: React.FC<AdminDashboardProps> = ({
 };
 
 export default AdminDashboard;
+
+

src/components/NoticeModal.tsx

@@ -51,6 +51,7 @@ export interface NoticeData {
   type: 'md' | 'url';
   content: string;
   version: number;
+  display?: string;
 }
 
 interface NoticeModalProps {
@@ -92,3 +93,4 @@ const NoticeModal: React.FC<NoticeModalProps> = ({ data, onClose, onNeverShow })
 
 export default NoticeModal;
 
+