96 lines
2.6 KiB
JavaScript
96 lines
2.6 KiB
JavaScript
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/**
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* Console Logger - Captures all browser console output to localStorage
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* This allows viewing logs from /public/logs.html across all pages
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*/
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(function() {
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// Capture all console methods
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const originalLog = console.log;
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const originalError = console.error;
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const originalWarn = console.warn;
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const originalInfo = console.info;
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const originalDebug = console.debug;
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function formatTimestamp() {
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return new Date().toISOString();
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}
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function captureLog(level, args) {
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const message = args.map(arg => {
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if (typeof arg === 'object') {
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try {
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return JSON.stringify(arg, null, 2);
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} catch (e) {
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return String(arg);
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}
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}
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return String(arg);
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}).join(' ');
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const logEntry = {
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timestamp: formatTimestamp(),
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level,
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message
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};
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// Save to localStorage for logs viewer
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try {
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const stored = localStorage.getItem('console_logs');
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let logs = stored ? JSON.parse(stored) : [];
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logs.push(logEntry);
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// Keep last 100 logs in localStorage
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if (logs.length > 100) {
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logs = logs.slice(-100);
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}
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localStorage.setItem('console_logs', JSON.stringify(logs));
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} catch (e) {
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// localStorage might be unavailable or full - silently fail
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}
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}
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// Override console methods
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console.log = function(...args) {
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originalLog(...args);
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captureLog('LOG', args);
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};
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console.error = function(...args) {
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originalError(...args);
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captureLog('ERROR', args);
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};
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console.warn = function(...args) {
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originalWarn(...args);
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captureLog('WARN', args);
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};
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console.info = function(...args) {
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originalInfo(...args);
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captureLog('INFO', args);
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};
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console.debug = function(...args) {
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originalDebug(...args);
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captureLog('DEBUG', args);
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};
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// Capture uncaught errors and unhandled promise rejections (module load failures go here)
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window.addEventListener('error', function(e) {
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const msg = e.message || 'Unknown error';
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const src = e.filename ? ` @ ${e.filename}:${e.lineno}` : '';
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captureLog('ERROR', [`[WINDOW-ERROR] ${msg}${src}`]);
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originalError('[WINDOW-ERROR]', msg, src, e.error);
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});
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window.addEventListener('unhandledrejection', function(e) {
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const reason = e.reason instanceof Error
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? `${e.reason.message}\n${e.reason.stack}`
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: String(e.reason);
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captureLog('ERROR', [`[UNHANDLED-REJECTION] ${reason}`]);
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originalError('[UNHANDLED-REJECTION]', e.reason);
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});
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// Initial message
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originalLog('🔍 Console Logger initialized - capturing to localStorage');
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})();
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