fix: webview优化

app/src/main/java/qianmu/container/activity/H5/WebViewActivity.java

@@ -31,17 +31,20 @@ import android.webkit.WebChromeClient;
 import android.webkit.WebResourceRequest;
 import android.webkit.WebResourceResponse;
 import android.webkit.WebSettings;
+import android.webkit.RenderProcessGoneDetail;
 import android.webkit.WebView;
 import android.webkit.WebViewClient;
 import android.widget.VideoView;
 
 import androidx.annotation.NonNull;
+import androidx.annotation.RequiresApi;
 import androidx.databinding.DataBindingUtil;
 import androidx.recyclerview.widget.GridLayoutManager;
 
 import com.alibaba.android.arouter.facade.annotation.Route;
 import com.alibaba.android.arouter.launcher.ARouter;
 import com.google.gson.Gson;
+import com.jakewharton.processphoenix.ProcessPhoenix;
 import com.iflytek.sparkchain.core.asr.ASR;
 import com.iflytek.sparkchain.core.asr.AsrCallbacks;
 import com.iflytek.sparkchain.core.asr.Segment;
@@ -112,6 +115,11 @@ public class WebViewActivity extends BaseActivity {
     static String HtmlUrl = "http://127.0.0.1:8080/index.html";//webServer服务地址  http://192.168.1.218:5173/
     //static String HtmlUrl = "http://192.168.1.196:5173/";
     int time = 0;
+    private long resumeTimeMs = 0;
+    private static final long GO_SCREEN_SAVE_MIN_INTERVAL = 10000; // 页面加载后至少10秒才允许进入屏保
+    private long lastRefurbishTime = 0;
+    private static final long REFURBISH_THROTTLE_MS = 30000L; // 30秒内只允许重建一次
+    private boolean webViewAlreadyDestroyed = false;
     private VideoView currentVideo;
     private VideoView proVideo; // 当前正在切换的目标视频
     private SocketClient localSocketClient;
@@ -140,6 +148,10 @@ public class WebViewActivity extends BaseActivity {
 
                 case TYPE_GO_SAVESCREEN://导视通知跳转屏保
                     try {
+                        if (System.currentTimeMillis() - resumeTimeMs < GO_SCREEN_SAVE_MIN_INTERVAL) {
+                            LoggerUtil.e("WebViewActivity", "goScreenSave 忽略：页面加载后触发过早");
+                            return;
+                        }
                         initFirstTime();
                         if (!ScreenSaverData.isProgramPlay()) return;
 
@@ -164,10 +176,16 @@ public class WebViewActivity extends BaseActivity {
                     time++;
                     break;
                 case TYPE_START_SERVER:
-                    removeMessages(TYPE_REFURBISH_WEBVIEW);
-                    sendEmptyMessageDelayed(TYPE_REFURBISH_WEBVIEW,2000);
                     startService(new Intent(WebViewActivity.this, CoreService.class));
                     LoggerUtil.e("WebViewActivity","CoreService重启");
+                    long nowMs = System.currentTimeMillis();
+                    if (nowMs - lastRefurbishTime < REFURBISH_THROTTLE_MS) {
+                        LoggerUtil.e("WebViewActivity", "刷新节流：距上次重建不足 " + (REFURBISH_THROTTLE_MS / 1000) + "s，跳过本次");
+                        break;
+                    }
+                    lastRefurbishTime = nowMs;
+                    removeMessages(TYPE_REFURBISH_WEBVIEW);
+                    sendEmptyMessageDelayed(TYPE_REFURBISH_WEBVIEW, 2000);
                     break;
             }
         }
@@ -393,6 +411,25 @@ public class WebViewActivity extends BaseActivity {
     @Override
     protected void setListener() {
         binding.web.setWebViewClient(new WebViewClient() {
+            @RequiresApi(api = Build.VERSION_CODES.O)
+            @Override
+            public boolean onRenderProcessGone(WebView view, RenderProcessGoneDetail detail) {
+                LoggerUtil.e("WebViewCrash", "WebView 渲染进程崩溃，OOM被杀: " + !detail.didCrash());
+                webViewAlreadyDestroyed = true;
+                try {
+                    view.stopLoading();
+                    view.loadUrl("about:blank");
+                    view.clearHistory();
+                    view.clearCache(true);
+                    view.removeAllViews();
+                    view.destroy();
+                } catch (Exception e) {
+                    LoggerUtil.e("WebViewCrash", e.toString());
+                }
+                ProcessPhoenix.triggerRebirth(WebViewActivity.this);
+                return true;
+            }
+
             @Override
             public boolean shouldOverrideUrlLoading(WebView view, String url) {
                 view.loadUrl(url);
@@ -461,6 +498,7 @@ public class WebViewActivity extends BaseActivity {
     @Override
     protected void onResume() {
         super.onResume();
+        resumeTimeMs = System.currentTimeMillis();
         leaveScreenSave();
         binding.layoutPass.setVisibility(View.GONE);
         //判断web服务是否正常
@@ -490,15 +528,23 @@ public class WebViewActivity extends BaseActivity {
 
     @Override
     protected void onDestroy() {
-        super.onDestroy();
-        destroyLocalSocketClient();
         LoggerUtil.e(TAG, "onDestroy()");
+        if (!webViewAlreadyDestroyed && binding != null && binding.web != null) {
+            try { binding.web.stopLoading(); } catch (Exception ignore) {}
+            try { binding.web.loadUrl("about:blank"); } catch (Exception ignore) {}
+            try { binding.web.clearHistory(); } catch (Exception ignore) {}
+            try { binding.web.clearCache(true); } catch (Exception ignore) {}
+            try { binding.web.removeAllViews(); } catch (Exception ignore) {}
+            try { binding.web.destroy(); } catch (Exception ignore) {}
+        }
+        destroyLocalSocketClient();
         if (handler != null) {
             handler.removeCallbacksAndMessages(null);
         }
         if (videoHandler != null) {
             videoHandler.removeCallbacksAndMessages(null);
         }
+        super.onDestroy();
     }
 
     private void loadH5Url(boolean loadUrl) {