95 lines
3.0 KiB
JavaScript
95 lines
3.0 KiB
JavaScript
/**
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* Common Utilities for OpenVPN Monitor
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*/
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// --- Global Variables ---
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var currentTheme = localStorage.getItem('theme') || 'light';
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// --- Theme Functions ---
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function initTheme() {
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document.documentElement.setAttribute('data-theme', currentTheme);
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const icon = document.getElementById('themeIcon');
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if (icon) {
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if (currentTheme === 'dark') {
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// In dark mode we want Sun icon (to switch to light)
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if (icon.classList.contains('fa-moon')) icon.classList.replace('fa-moon', 'fa-sun');
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else icon.classList = 'fas fa-sun';
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} else {
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// In light mode we want Moon icon (to switch to dark)
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if (icon.classList.contains('fa-sun')) icon.classList.replace('fa-sun', 'fa-moon');
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else icon.classList = 'fas fa-moon';
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}
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}
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}
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function toggleTheme(callback = null) {
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currentTheme = currentTheme === 'light' ? 'dark' : 'light';
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localStorage.setItem('theme', currentTheme);
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initTheme();
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if (callback) callback();
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}
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// --- Formatting Functions ---
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function formatBytes(bytes, decimals = 2) {
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if (bytes === 0) return '0 B';
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const k = 1024;
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const dm = decimals < 0 ? 0 : decimals;
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const sizes = ['B', 'KB', 'MB', 'GB', 'TB'];
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const i = Math.floor(Math.log(bytes) / Math.log(k));
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return parseFloat((bytes / Math.pow(k, i)).toFixed(dm)) + ' ' + sizes[i];
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}
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function formatRate(rate) {
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return parseFloat(rate).toFixed(3) + ' Mbps';
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}
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function parseServerDate(dateStr) {
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if (!dateStr) return null;
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let isoStr = dateStr.replace(' ', 'T');
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if (!isoStr.endsWith('Z') && !isoStr.includes('+')) {
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isoStr += 'Z';
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}
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return new Date(isoStr);
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}
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function formatCertDate(dateString) {
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if (!dateString || dateString === 'N/A') return 'N/A';
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try {
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// Handle OpenSSL date format: "Jun 9 08:37:28 2024 GMT"
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if (dateString.includes('GMT')) {
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const months = {
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'Jan': '01', 'Feb': '02', 'Mar': '03', 'Apr': '04',
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'May': '05', 'Jun': '06', 'Jul': '07', 'Aug': '08',
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'Sep': '09', 'Oct': '10', 'Nov': '11', 'Dec': '12'
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};
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const parts = dateString.split(' ');
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const month = months[parts[0]];
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const day = parts[1].padStart(2, '0');
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const year = parts[3];
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const time = parts[2];
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return `${day}-${month}-${year} ${time}`;
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}
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// Try to parse as ISO date or other format
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const date = new Date(dateString);
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if (!isNaN(date.getTime())) {
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return date.toLocaleDateString('en-GB', {
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day: '2-digit',
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month: 'short',
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year: 'numeric',
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hour: '2-digit',
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minute: '2-digit',
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hour12: false
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}).replace(',', '');
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}
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return dateString;
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} catch (error) {
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console.log('Date formatting error:', error, 'for date:', dateString);
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return dateString;
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}
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}
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