修复自动重启异步清理竞态

Author: Tonnodoubt

app/explore.tsx

@@ -78,6 +78,7 @@ export default function ExploreScreen() {
   const isRecordingRef = useRef(false);
   const restartTimerRef = useRef<ReturnType<typeof setTimeout> | null>(null);
   const restartInFlightRef = useRef(false);
+  const restartScopeRef = useRef(0);
 
   const { config: connectionConfig, setConfig: setConnectionConfig } = useDevConnectionConfig();
 
@@ -126,6 +127,7 @@ export default function ExploreScreen() {
   useEffect(() => {
     console.log('ExploreScreen 组件初始化');
 
+    restartScopeRef.current += 1;
     audioServiceRef.current?.destroy();
     audioServiceRef.current = new AudioService({
       host: connectionConfig.host,
@@ -155,6 +157,7 @@ export default function ExploreScreen() {
     });
 
     return () => {
+      restartScopeRef.current += 1;
       if (restartTimerRef.current) {
         clearTimeout(restartTimerRef.current);
         restartTimerRef.current = null;
@@ -235,21 +238,26 @@ export default function ExploreScreen() {
               return;
             }
             restartInFlightRef.current = true;
+            const restartScope = restartScopeRef.current;
             console.log('检测到失联状态，执行自动重启会话');
             (async () => {
               try {
                 await audioServiceRef.current?.endAICall();
               } catch (e) {
                 console.warn('自动重启：结束会话失败（可忽略）', e);
               }
+              if (restartScopeRef.current !== restartScope) return;
               restartTimerRef.current = setTimeout(async () => {
+                if (restartScopeRef.current !== restartScope) return;
                 try {
                   await audioServiceRef.current?.startAICall();
                 } catch (e) {
                   console.warn('自动重启：重启会话失败', e);
                 } finally {
-                  restartTimerRef.current = null;
-                  restartInFlightRef.current = false;
+                  if (restartScopeRef.current === restartScope) {
+                    restartTimerRef.current = null;
+                    restartInFlightRef.current = false;
+                  }
                 }
               }, 7500);
             })();