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electron/preload/lifecycle.ts

@@ -2,6 +2,19 @@ import { app as electronApp, screen } from 'electron';
 import { logger } from 'ee-core/log';
 import { getConfig } from 'ee-core/config';
 import { getMainWindow } from 'ee-core/electron';
+import fs from 'fs';
+import path from 'path';
+
+function writeRuntimeLog(message: string): void {
+  try {
+    const baseDir = electronApp.isPackaged ? path.dirname(process.execPath) : process.cwd();
+    const logFile = path.join(baseDir, 'runtime.log');
+    const line = `[${new Date().toISOString()}] ${message}\n`;
+    fs.appendFileSync(logFile, line, 'utf8');
+  } catch (error) {
+    console.error('[runtime-log] write failed:', error);
+  }
+}
 
 class Lifecycle {
   /**
@@ -36,6 +49,16 @@ class Lifecycle {
 
     const win = getMainWindow();
 
+    win.webContents.on('did-finish-load', () => {
+      logger.info('[window] did-finish-load');
+      writeRuntimeLog('window did-finish-load');
+    });
+
+    win.webContents.on('did-fail-load', (_event, errorCode, errorDescription, validatedURL) => {
+      logger.error('[window] did-fail-load errorCode:', errorCode, 'errorDescription:', errorDescription, 'url:', validatedURL);
+      writeRuntimeLog(`window did-fail-load errorCode=${errorCode} errorDescription=${errorDescription} url=${validatedURL}`);
+    });
+
     // The window is centered and scaled proportionally
     // Obtain the size information of the main screen, calculate the width and height of the window as a percentage of the screen, 
     // and calculate the coordinates of the upper left corner when the window is centered
@@ -67,4 +90,4 @@ class Lifecycle {
 }
 Lifecycle.toString = () => '[class Lifecycle]';
 
-export { Lifecycle };
+export { Lifecycle };