Implement logging functionality and enhance audio capture error handling

src/utils/logger.js

@@ -0,0 +1,97 @@
+const fs = require('fs');
+const path = require('path');
+const { app } = require('electron');
+
+let logFile = null;
+let logPath = null;
+
+function getLogPath() {
+    if (logPath) return logPath;
+    
+    const userDataPath = app.getPath('userData');
+    const logsDir = path.join(userDataPath, 'logs');
+    
+    // Create logs directory if it doesn't exist
+    if (!fs.existsSync(logsDir)) {
+        fs.mkdirSync(logsDir, { recursive: true });
+    }
+    
+    // Create log file with timestamp
+    const timestamp = new Date().toISOString().split('T')[0];
+    logPath = path.join(logsDir, `app-${timestamp}.log`);
+    
+    return logPath;
+}
+
+function initLogger() {
+    try {
+        const filePath = getLogPath();
+        logFile = fs.createWriteStream(filePath, { flags: 'a' });
+        
+        const startMsg = `\n${'='.repeat(60)}\nApp started at ${new Date().toISOString()}\nPlatform: ${process.platform}, Arch: ${process.arch}\nElectron: ${process.versions.electron}, Node: ${process.versions.node}\nPackaged: ${app.isPackaged}\n${'='.repeat(60)}\n`;
+        logFile.write(startMsg);
+        
+        // Override console methods to also write to file
+        const originalLog = console.log;
+        const originalError = console.error;
+        const originalWarn = console.warn;
+        
+        console.log = (...args) => {
+            originalLog.apply(console, args);
+            writeLog('INFO', args);
+        };
+        
+        console.error = (...args) => {
+            originalError.apply(console, args);
+            writeLog('ERROR', args);
+        };
+        
+        console.warn = (...args) => {
+            originalWarn.apply(console, args);
+            writeLog('WARN', args);
+        };
+        
+        console.log('Logger initialized, writing to:', filePath);
+        
+        return filePath;
+    } catch (err) {
+        console.error('Failed to initialize logger:', err);
+        return null;
+    }
+}
+
+function writeLog(level, args) {
+    if (!logFile) return;
+    
+    try {
+        const timestamp = new Date().toISOString();
+        const message = args.map(arg => {
+            if (typeof arg === 'object') {
+                try {
+                    return JSON.stringify(arg, null, 2);
+                } catch {
+                    return String(arg);
+                }
+            }
+            return String(arg);
+        }).join(' ');
+        
+        logFile.write(`[${timestamp}] [${level}] ${message}\n`);
+    } catch (err) {
+        // Silently fail - don't want logging errors to crash the app
+    }
+}
+
+function closeLogger() {
+    if (logFile) {
+        logFile.write(`\nApp closed at ${new Date().toISOString()}\n`);
+        logFile.end();
+        logFile = null;
+    }
+}
+
+module.exports = {
+    initLogger,
+    closeLogger,
+    getLogPath,
+};