Upload 47 files

pages/AIAssistant.tsx

@@ -461,6 +461,14 @@ export const AIAssistant: React.FC = () => {
                                         </ReactMarkdown>
                                     </div>
                                     
+                                    {/* Loading State INSIDE Bubble */}
+                                    {msg.role === 'model' && !msg.text && isProcessing && (
+                                        <div className="flex items-center gap-2 text-gray-400 py-1">
+                                            <Loader2 className="animate-spin" size={14}/>
+                                            <span className="text-xs">思考中...</span>
+                                        </div>
+                                    )}
+                                    
                                     {msg.audio && (
                                         <button onClick={() => playPCMAudio(msg.audio!)} className="mt-2 flex items-center gap-2 text-xs bg-blue-50 text-blue-600 px-3 py-1.5 rounded-full hover:bg-blue-100 border border-blue-100 transition-colors w-fit">
                                             <Volume2 size={14}/> 播放语音
@@ -469,14 +477,6 @@ export const AIAssistant: React.FC = () => {
                                 </div>
                             </div>
                         ))}
-                        {isProcessing && messages[messages.length - 1]?.role === 'user' && (
-                            <div className="flex gap-3">
-                                <div className="w-10 h-10 rounded-full bg-blue-100 text-blue-600 flex items-center justify-center">
-                                    <Loader2 className="animate-spin" size={20}/>
-                                </div>
-                                <div className="text-sm text-gray-400 self-center">AI 正在思考...</div>
-                            </div>
-                        )}
                         <div ref={messagesEndRef} />
                     </div>
 

server.js

@@ -216,7 +216,8 @@ function isQuotaError(e) {
            msg.includes('Quota') || 
            msg.includes('overloaded') || 
            msg.includes('RESOURCE_EXHAUSTED') ||
-           msg.includes('Rate limit');
+           msg.includes('Rate limit') ||
+           msg.includes('credits');
 }
 
 // --- INDIVIDUAL PROVIDER CALLERS ---
@@ -237,6 +238,7 @@ async function callGeminiProvider(aiModelObj, baseParams) {
             lastError = e;
             console.error(`⚠️ [AI Debug] Gemini ${modelName} Error:`, e.status, e.message);
             if (isQuotaError(e)) {
+                // IMPORTANT: Continue to next internal model, do not throw yet
                 console.warn(`⚠️ [AI Debug] Gemini ${modelName} exhausted. Trying next internal model...`);
                 continue; 
             }
@@ -342,8 +344,9 @@ async function streamGemini(aiModelObj, baseParams, res) {
             console.error(`❌ [AI Debug] Gemini Stream Error (${modelName}):`, e.status, e.message);
             
             if (isQuotaError(e)) {
-                console.warn(`Stream Gemini ${modelName} quota exhausted. Switching...`);
-                continue; // Try next internal model
+                // IMPORTANT: Continue to next internal model
+                console.warn(`[AI Debug] Stream Gemini ${modelName} quota exhausted. Switching to next internal model...`);
+                continue; 
             }
             throw e; // Non-quota error, fail fast
         }
@@ -375,6 +378,7 @@ async function streamGemma(aiModelObj, baseParams, res) {
         } catch (e) {
             lastError = e;
             console.warn(`Stream Gemma ${modelName} failed: ${e.message}`);
+            // Continue to next gemma model
         }
     }
     throw lastError || new Error("Gemma streaming failed");
@@ -415,11 +419,8 @@ async function streamOpenRouter(baseParams, res) {
         } catch (e) {
             lastError = e;
             console.warn(`[AI Debug] Stream OpenRouter ${modelName} failed`, e.message);
-            if (isQuotaError(e)) {
-                // If Rate Limit, break loop to allow fallback to next PROVIDER immediately 
-                // instead of trying all OpenRouter models which share quota
-                throw e; 
-            }
+            // CRITICAL FIX: Do NOT throw here. Continue loop to try next OpenRouter model.
+            // Only throw if loop finishes.
         }
     }
     throw lastError || new Error("All OpenRouter streams failed");