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LogViewer/index.html

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<!DOCTYPE html>
<html lang="en" data-bs-theme="dark">
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<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
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<title>Log Viewer Pro // Zoom Edition</title>
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<link href="css/bootstrap.min.css" rel="stylesheet">
<link href="css/dataTables.bootstrap5.min.css" rel="stylesheet">
<script src="js/lucide.min.js"></script>
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<script src="js/chart.js"></script>
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<script src="js/hammer.min.js"></script>
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<script src="js/chartjs-plugin-zoom.min.js"></script>
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<style>
:root {
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--sidebar-width: 260px;
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--brand-color: #4ade80;
--bg-dark: #0f172a;
--card-dark: #1e293b;
--border-color: #334155;
}
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body {
background-color: var(--bg-dark);
color: #f1f5f9;
font-family: 'Inter', sans-serif;
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font-size: 0.82rem;
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height: 100vh;
overflow: hidden;
}
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.wrapper {
display: flex;
height: 100vh;
}
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aside {
width: var(--sidebar-width);
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background: var(--card-dark);
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border-right: 1px solid var(--border-color);
display: flex;
flex-direction: column;
}
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.sidebar-header {
padding: 1rem;
border-bottom: 1px solid var(--border-color);
}
.file-list {
overflow-y: auto;
flex-grow: 1;
padding: 0.5rem;
}
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.file-item {
padding: 8px 12px;
border-radius: 6px;
cursor: pointer;
display: flex;
justify-content: space-between;
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font-size: 0.8rem;
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margin-bottom: 2px;
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}
.file-item:hover {
background: rgba(255, 255, 255, 0.05);
}
.file-item.active {
background: rgba(74, 222, 128, 0.15);
color: var(--brand-color);
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font-weight: 600;
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}
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main {
flex-grow: 1;
display: flex;
flex-direction: column;
overflow: hidden;
}
.top-bar {
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padding: 0.6rem 1.5rem;
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background: var(--card-dark);
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border-bottom: 1px solid var(--border-color);
display: flex;
justify-content: space-between;
align-items: center;
}
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.chart-container {
height: 160px;
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background: #0b0e14;
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padding: 10px 20px;
border-bottom: 1px solid var(--border-color);
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position: relative;
}
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.level-toggles .btn {
border: none;
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font-size: 0.7rem;
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font-weight: 700;
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padding: 4px 10px;
margin-right: 3px;
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}
.btn-check:not(:checked)+.btn {
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opacity: 0.2;
filter: grayscale(0.8);
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}
.btn-inf {
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background: #10b981;
color: #fff;
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}
.btn-wrn {
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background: #f59e0b;
color: #fff;
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}
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.btn-err {
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background: #ef4444;
color: #fff;
}
.btn-crt {
background: #a855f7;
color: #fff;
}
/* Search Input Styling */
.search-container {
position: relative;
width: 280px;
}
.search-container input {
background: rgba(0, 0, 0, 0.3);
border: 1px solid var(--border-color);
color: white;
border-radius: 6px;
padding: 4px 30px;
width: 100%;
}
.search-icon {
position: absolute;
left: 8px;
top: 50%;
transform: translateY(-50%);
opacity: 0.4;
}
.clear-btn {
position: absolute;
right: 8px;
top: 50%;
transform: translateY(-50%);
border: none;
background: none;
color: #64748b;
cursor: pointer;
display: none;
}
.clear-btn:hover {
color: #fff;
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}
.content-area {
flex-grow: 1;
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padding: 1rem;
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overflow-y: auto;
}
.table-container {
background: var(--card-dark);
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border-radius: 8px;
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border: 1px solid var(--border-color);
}
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table.dataTable thead th {
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background: rgba(255, 255, 255, 0.02);
font-size: 0.65rem;
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text-transform: uppercase;
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padding: 10px 15px !important;
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border-bottom: 1px solid var(--border-color) !important;
}
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.lvl-indicator {
width: 8px;
height: 8px;
border-radius: 50%;
display: inline-block;
margin-right: 8px;
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}
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.row-INF .lvl-indicator {
background: #10b981;
}
.row-ERR .lvl-indicator {
background: #ef4444;
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}
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</style>
</head>
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<body>
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<div class="wrapper">
<aside>
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<div class="sidebar-header">
<h6 class="mb-3 d-flex align-items-center gap-2">
<i data-lucide="shield-check" class="text-success"></i> LogViewer Pro
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</h6>
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<button class="btn btn-sm btn-outline-secondary w-100" onclick="$('#dir-input').click()">
<i data-lucide="folder" size="14"></i> Open Directory
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</button>
<input type="file" id="dir-input" webkitdirectory hidden>
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</div>
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<div class="file-list" id="file-list"></div>
</aside>
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<main>
<div class="top-bar">
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<div class="level-toggles">
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<input type="checkbox" class="btn-check" id="t-INF" checked value="INF">
<label class="btn btn-inf" for="t-INF">INF <span id="c-INF">0</span></label>
<input type="checkbox" class="btn-check" id="t-WRN" checked value="WRN">
<label class="btn btn-wrn" for="t-WRN">WRN <span id="c-WRN">0</span></label>
<input type="checkbox" class="btn-check" id="t-ERR" checked value="ERR">
<label class="btn btn-err" for="t-ERR">ERR <span id="c-ERR">0</span></label>
<input type="checkbox" class="btn-check" id="t-CRT" checked value="CRT">
<label class="btn btn-crt" for="t-CRT">CRT <span id="c-CRT">0</span></label>
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</div>
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<div class="d-flex align-items-center gap-2">
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<button class="btn btn-sm btn-outline-secondary" id="reset-chart-btn" title="Reset Chart Zoom">
<i data-lucide="maximize" size="14"></i> Reset Chart
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</button>
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<div class="search-container">
<i data-lucide="search" size="14" class="search-icon"></i>
<input type="text" id="global-search" placeholder="Search... (RegEx enabled)">
<button id="clear-search" class="clear-btn"><i data-lucide="x" size="14"></i></button>
</div>
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</div>
</div>
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<div class="chart-container" id="chart-parent" title="Drag to Zoom | Right Click to Zoom Out">
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<canvas id="intensityChart"></canvas>
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</div>
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<div class="content-area">
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<div class="table-container shadow">
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<table id="log-table" class="table table-dark table-hover table-sm w-100">
<thead>
<tr>
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<th width="35"></th>
<th width="90">Level</th>
<th width="130">Time</th>
<th>Message</th>
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</tr>
</thead>
<tbody></tbody>
</table>
</div>
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</div>
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</main>
</div>
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<div class="modal fade" id="logModal" tabindex="-1">
<div class="modal-dialog modal-xl modal-dialog-centered">
<div class="modal-content bg-dark border-secondary">
<div class="modal-header py-2 border-secondary">
<h6 class="modal-title small">Log Context / Exception</h6>
<button type="button" class="btn-close" data-bs-dismiss="modal"></button>
</div>
<div class="modal-body p-0">
<pre id="modal-content" class="m-0 p-4 text-success-emphasis"
style="font-size: 0.75rem; background: #000; overflow-x: auto; font-family: 'Fira Code', monospace;"></pre>
</div>
</div>
</div>
</div>
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<script src="js/jquery-3.7.0.min.js"></script>
<script src="js/jquery.dataTables.min.js"></script>
<script src="js/dataTables.bootstrap5.min.js"></script>
<script src="js/bootstrap.bundle.min.js"></script>
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<script>
lucide.createIcons();
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let chart, table;
let rawLogs = [];
let visibleTimeRange = { min: null, max: null };
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$(document).ready(function () {
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table = $('#log-table').DataTable({
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dom: 'rtip',
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pageLength: 50,
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order: [[2, 'desc']],
columns: [
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{ className: 'text-center opacity-50', orderable: false, data: null, defaultContent: '<i data-lucide="eye" size="14"></i>' },
{ data: 'level', render: l => `<span class="lvl-indicator"></span><strong>${l}</strong>` },
{ data: 'time', className: 'text-muted' },
{ data: 'message', render: m => `<span class="text-truncate d-block" style="max-width: 900px;">${m}</span>` }
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],
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createdRow: (row, data) => $(row).addClass('row-' + data.level),
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drawCallback: () => lucide.createIcons()
});
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// Search Controls
$('#global-search').on('keyup', function () {
table.search(this.value, true, false).draw();
$('#clear-search').toggle(this.value.length > 0);
});
$('#clear-search').on('click', function () {
$('#global-search').val('').trigger('keyup');
chart.resetZoom();
});
// Initialize Chart with Zoom Plugin
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const ctx = document.getElementById('intensityChart').getContext('2d');
chart = new Chart(ctx, {
type: 'bar',
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data: { labels: [], datasets: [{ label: 'Logs', data: [], backgroundColor: '#4ade80', barPercentage: 0.9, categoryPercentage: 0.9 }] },
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options: {
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responsive: true, maintainAspectRatio: false,
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plugins: {
legend: { display: false },
zoom: {
zoom: {
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drag: { enabled: true, backgroundColor: 'rgba(74, 222, 128, 0.1)', borderColor: 'rgba(74, 222, 128, 0.4)', borderWidth: 1 },
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mode: 'x',
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onZoomComplete: ({ chart }) => updateFiltersFromZoom(chart)
},
pan: { enabled: true, mode: 'x', onPanComplete: ({ chart }) => updateFiltersFromZoom(chart) }
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}
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},
scales: {
x: { ticks: { color: '#64748b', font: { size: 10 } }, grid: { display: false } },
y: { beginAtZero: true, grid: { color: '#1e293b' }, ticks: { color: '#64748b', font: { size: 10 } } }
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}
}
});
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// Manual Zoom Controls
$('#reset-chart-btn').on('click', () => chart.resetZoom());
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// Right Click on Canvas to Zoom Out
document.getElementById('intensityChart').addEventListener('contextmenu', (e) => {
e.preventDefault();
chart.resetZoom();
});
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function updateFiltersFromZoom(chartInstance) {
const minIndex = Math.floor(chartInstance.scales.x.min);
const maxIndex = Math.ceil(chartInstance.scales.x.max);
const labels = chartInstance.data.labels;
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visibleTimeRange = {
min: labels[Math.max(0, minIndex)],
max: labels[Math.min(labels.length - 1, maxIndex)]
};
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// Update main level counters based on zoomed logs
const filteredLogs = rawLogs.filter(l => {
const time = l.time.substring(0, 5);
return time >= visibleTimeRange.min && time <= visibleTimeRange.max;
});
updateLevelCounts(filteredLogs);
table.draw(); // Refresh table view based on global search + new time range
}
// Combined Filter (DataTable search + Level toggles + Zoom range)
$.fn.dataTable.ext.search.push((settings, data, dataIndex) => {
const lvl = data[1];
const checked = $('.btn-check:checked').map((i, el) => $(el).val()).get();
if (!checked.includes(lvl)) return false;
if (visibleTimeRange.min && visibleTimeRange.max) {
const logTime = data[2].substring(0, 5);
return logTime >= visibleTimeRange.min && logTime <= visibleTimeRange.max;
}
return true;
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});
$('.btn-check').on('change', () => table.draw());
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// File/Directory logic
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$('#dir-input').on('change', function (e) {
const files = Array.from(e.target.files).filter(f => f.name.endsWith('.log'));
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$('#file-list').empty().append(files.map((f, i) => `<div class="file-item" onclick="loadLog(${i})"><span>${f.name}</span></div>`));
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window.loadedFiles = files;
});
window.loadLog = function (idx) {
$('.file-item').removeClass('active').eq(idx).addClass('active');
const reader = new FileReader();
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reader.onload = e => {
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rawLogs = parseLogs(e.target.result);
table.clear().rows.add(rawLogs).draw();
// Set initial chart data
const bins = {};
rawLogs.forEach(l => {
const min = l.time.substring(0, 5);
bins[min] = (bins[min] || 0) + 1;
});
const sortedLabels = Object.keys(bins).sort();
chart.data.labels = sortedLabels;
chart.data.datasets[0].data = sortedLabels.map(l => bins[l]);
chart.resetZoom();
updateLevelCounts(rawLogs);
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};
reader.readAsText(window.loadedFiles[idx]);
};
function parseLogs(text) {
const logs = [];
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const regex = /^(\d{2}:\d{2}:\d{2}\.\d{3})\s\[(INF|WRN|ERR|CRT|DBG|TRC)\]\s(.*)$/;
text.split(/\r?\n/).forEach(line => {
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const match = line.match(regex);
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if (match) logs.push({ time: match[1], level: match[2], message: match[3], exception: "" });
else if (logs.length > 0) logs[logs.length - 1].exception += line + "\n";
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});
return logs;
}
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function updateLevelCounts(logs) {
const counts = { INF: 0, WRN: 0, ERR: 0, CRT: 0 };
logs.forEach(l => { if (counts[l.level] !== undefined) counts[l.level]++; });
Object.keys(counts).forEach(k => $(`#c-${k}`).text(counts[k].toLocaleString()));
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}
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$('#log-table tbody').on('click', 'tr', function () {
const data = table.row(this).data();
$('#modal-content').text(`[TIME] ${data.time}\n[LVL] ${data.level}\n\n${data.message}\n\n${data.exception}`);
new bootstrap.Modal('#logModal').show();
});
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});
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</script>
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</body>
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</html>