Create js/utils/error_logger.js
Browse files- js/utils/error_logger.js +132 -0
js/utils/error_logger.js
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| 1 |
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class ErrorLogger {
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constructor() {
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this.logKey = 'app_error_log';
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this.maxLogs = 100;
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this.enabled = true;
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}
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init() {
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// پاک کردن لاگهای قدیمی در صورت نیاز
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this.cleanupOldLogs();
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// ثبت خطاهای全局
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window.addEventListener('error', (event) => {
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this.logError({
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type: 'global_error',
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message: event.message,
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filename: event.filename,
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lineno: event.lineno,
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colno: event.colno,
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error: event.error?.toString(),
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timestamp: new Date().toISOString()
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});
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});
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// ثبت rejectionهای catch نشده
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window.addEventListener('unhandledrejection', (event) => {
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this.logError({
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type: 'unhandled_rejection',
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reason: event.reason?.toString(),
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timestamp: new Date().toISOString()
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});
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});
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console.log('✅ Error logger initialized');
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}
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logError(errorData) {
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if (!this.enabled) return;
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try {
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const logs = this.getLogs();
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logs.push({
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...errorData,
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id: this.generateId(),
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userAgent: navigator.userAgent,
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url: window.location.href
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});
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// محدود کردن تعداد لاگها
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if (logs.length > this.maxLogs) {
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logs.splice(0, logs.length - this.maxLogs);
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}
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localStorage.setItem(this.logKey, JSON.stringify(logs));
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// همچنین در کنسول نمایش داده شود
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console.error('🔴 Error logged:', errorData);
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} catch (error) {
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console.error('Failed to log error:', error);
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}
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}
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getLogs() {
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try {
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const logs = localStorage.getItem(this.logKey);
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return logs ? JSON.parse(logs) : [];
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} catch (error) {
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console.error('Failed to get logs:', error);
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return [];
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}
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}
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clearLogs() {
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try {
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localStorage.removeItem(this.logKey);
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console.log('✅ Error logs cleared');
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} catch (error) {
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console.error('Failed to clear logs:', error);
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}
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}
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exportLogs() {
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const logs = this.getLogs();
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const dataStr = JSON.stringify(logs, null, 2);
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const dataBlob = new Blob([dataStr], { type: 'application/json' });
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const url = URL.createObjectURL(dataBlob);
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const link = document.createElement('a');
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link.href = url;
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link.download = `error_logs_${new Date().toISOString().split('T')[0]}.json`;
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link.click();
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URL.revokeObjectURL(url);
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}
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cleanupOldLogs() {
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const logs = this.getLogs();
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| 98 |
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const oneWeekAgo = new Date();
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oneWeekAgo.setDate(oneWeekAgo.getDate() - 7);
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| 100 |
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| 101 |
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const filteredLogs = logs.filter(log =>
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| 102 |
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new Date(log.timestamp) > oneWeekAgo
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);
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| 105 |
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if (filteredLogs.length !== logs.length) {
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localStorage.setItem(this.logKey, JSON.stringify(filteredLogs));
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}
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}
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generateId() {
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| 111 |
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return Date.now().toString(36) + Math.random().toString(36).substr(2);
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| 112 |
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}
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| 113 |
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| 114 |
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enable() {
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| 115 |
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this.enabled = true;
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| 116 |
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}
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| 117 |
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| 118 |
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disable() {
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| 119 |
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this.enabled = false;
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| 120 |
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}
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| 121 |
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}
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| 122 |
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| 123 |
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// ایجاد نمونه全局
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| 124 |
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const errorLogger = new ErrorLogger();
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| 125 |
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| 126 |
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// قرار دادن در全局 برای دسترسی از کنسول
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| 127 |
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window.errorLogger = errorLogger;
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| 128 |
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| 129 |
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// راهاندازی هنگام بارگذاری
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| 130 |
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document.addEventListener('DOMContentLoaded', () => {
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| 131 |
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errorLogger.init();
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| 132 |
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});
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