优化漫画展馆的搜索速度，修复无法重新搜索

src/app/api/manga/search/route.ts

@@ -20,8 +20,8 @@ export async function GET(request: NextRequest) {
       return NextResponse.json({ results: [] });
     }
 
-    const results = await suwayomiClient.searchManga(q, sourceId, page);
+    const result = await suwayomiClient.searchManga(q, sourceId, page);
-    return NextResponse.json({ results });
+    return NextResponse.json(result);
   } catch (error) {
     return NextResponse.json({ error: (error as Error).message }, { status: 500 });
   }

src/app/manga/search/page.tsx

@@ -108,9 +108,10 @@ export default function MangaSearchPage() {
   }, []);
 
   const performSearch = useCallback(
-    async (keyword: string, selectedSourceId: string) => {
+    async (keyword: string, selectedSourceId: string, options?: { forceRefresh?: boolean }) => {
       const trimmedQuery = keyword.trim();
       if (!trimmedQuery) return;
+      const forceRefresh = options?.forceRefresh === true;
 
       setLoading(true);
       setError('');
@@ -118,7 +119,7 @@ export default function MangaSearchPage() {
       setLastSearchedQuery(trimmedQuery);
       setLastSearchedSourceId(selectedSourceId);
 
-      const cached = getCachedResults(trimmedQuery, selectedSourceId);
+      const cached = forceRefresh ? null : getCachedResults(trimmedQuery, selectedSourceId);
       if (cached) {
         setResults(cached);
         saveSearchState({ query: trimmedQuery, sourceId: selectedSourceId, results: cached });
@@ -187,7 +188,7 @@ export default function MangaSearchPage() {
     const params = new URLSearchParams({ q: trimmedQuery });
     if (sourceId) params.set('sourceId', sourceId);
     router.replace(`/manga/search?${params.toString()}`);
-    await performSearch(trimmedQuery, sourceId);
+    await performSearch(trimmedQuery, sourceId, { forceRefresh: true });
   };
 
   const returnTo = useMemo(() => {

src/lib/manga.types.ts

@@ -18,6 +18,17 @@ export interface MangaSearchItem {
   genre?: string;
 }
 
+export interface MangaSearchFailure {
+  sourceId: string;
+  sourceName: string;
+  error: string;
+}
+
+export interface MangaSearchResult {
+  results: MangaSearchItem[];
+  failedSources: MangaSearchFailure[];
+}
+
 export type MangaRecommendType = 'POPULAR' | 'LATEST';
 
 export interface MangaRecommendResult {

src/lib/suwayomi.client.ts

@@ -7,8 +7,10 @@ import {
   MangaChapter,
   MangaDetail,
   MangaRecommendResult,
+  MangaSearchFailure,
   MangaRecommendType,
   MangaSearchItem,
+  MangaSearchResult,
   MangaSource,
 } from './manga.types';
 
@@ -41,6 +43,7 @@ interface SuwayomiSessionCacheEntry {
 }
 
 const SUWAYOMI_SESSION_TTL_MS = 25 * 60 * 1000;
+const DEFAULT_SUWAYOMI_TIMEOUT_MS = Number(process.env.SUWAYOMI_TIMEOUT_MS || 20000);
 const suwayomiSessionCache = new Map<string, SuwayomiSessionCacheEntry>();
 
 function normalizeSuwayomiAuthMode(value?: string | null): 'none' | 'basic_auth' | 'simple_login' {
@@ -216,16 +219,26 @@ async function suwayomiFetch(
   input: string,
   init: RequestInit = {}
 ): Promise<Response> {
+  const timeoutMs = DEFAULT_SUWAYOMI_TIMEOUT_MS;
+
   const execute = async (forceSimpleLoginRefresh: boolean) => {
     const authHeaders = await getSuwayomiRequestHeaders(resolved, forceSimpleLoginRefresh);
-    return fetch(input, {
+    const controller = new AbortController();
+    const timeoutId = setTimeout(() => controller.abort(new Error(`Suwayomi 请求超时(${timeoutMs}ms)`)), timeoutMs);
+
+    try {
+      return await fetch(input, {
         ...init,
         headers: {
           ...(authHeaders || {}),
           ...(init.headers || {}),
         },
         cache: 'no-store',
+        signal: controller.signal,
       });
+    } finally {
+      clearTimeout(timeoutId);
+    }
   };
 
   let response = await execute(false);
@@ -325,11 +338,26 @@ export class SuwayomiClient {
     }));
   }
 
-  async searchManga(keyword: string, sourceId?: string, page = 1): Promise<MangaSearchItem[]> {
+  async searchManga(keyword: string, sourceId?: string, page = 1): Promise<MangaSearchResult> {
     const resolved = await resolveSuwayomiConfig(this.options);
-    const sources = sourceId
+    let sources: Array<{ id: string; displayName?: string; name?: string }>;
-      ? [{ id: sourceId, displayName: sourceId, name: sourceId }]
+    if (sourceId) {
-      : (await this.getSources(resolved.defaultLang)).slice(0, resolved.maxSources);
+      sources = [{ id: sourceId, displayName: sourceId, name: sourceId }];
+    } else {
+      try {
+        sources = (await this.getSources(resolved.defaultLang)).slice(0, resolved.maxSources);
+      } catch (error) {
+        if (resolved.sourceIds.length === 0) {
+          throw error;
+        }
+        sources = resolved.sourceIds.slice(0, resolved.maxSources).map((id) => ({
+          id,
+          displayName: id,
+          name: id,
+        }));
+      }
+    }
+
     const query = `
       mutation GET_SOURCE_MANGAS_FETCH($input: FetchSourceMangaInput!) {
         fetchSourceManga(input: $input) {
@@ -349,9 +377,12 @@ export class SuwayomiClient {
     `;
 
     const results: MangaSearchItem[] = [];
+    const failedSources: MangaSearchFailure[] = [];
     const seen = new Set<string>();
 
-    for (const source of sources) {
+    const perSourceResults = await Promise.all(
+      sources.map(async (source) => {
+        try {
           const data = await this.graphqlRequest<{
             fetchSourceManga?: {
               mangas?: Array<{
@@ -377,9 +408,29 @@ export class SuwayomiClient {
               },
             },
             'GET_SOURCE_MANGAS_FETCH'
-      ).catch(() => ({ fetchSourceManga: { mangas: [] } }));
+          );
 
-      const mangas = data.fetchSourceManga?.mangas || [];
+          return {
+            source,
+            mangas: data.fetchSourceManga?.mangas || [],
+          };
+        } catch (error) {
+          const message = error instanceof Error ? error.message : '未知错误';
+          console.warn(`[Suwayomi] manga search source failed: ${source.id} - ${message}`);
+          failedSources.push({
+            sourceId: String(source.id),
+            sourceName: source.displayName || source.name || String(source.id),
+            error: message,
+          });
+          return {
+            source,
+            mangas: [],
+          };
+        }
+      })
+    );
+
+    for (const { source, mangas } of perSourceResults) {
       for (const manga of mangas) {
         const key = `${source.id}:${manga.id}`;
         if (seen.has(key)) continue;
@@ -399,7 +450,10 @@ export class SuwayomiClient {
       }
     }
 
-    return results;
+    return {
+      results,
+      failedSources,
+    };
   }
 
   async getRecommendedManga(