doc-intelligence-rag / frontend /evaluation.html
aankitdas's picture
feat: add RAGAS eval
af2f8e1
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>RAG Evaluation Dashboard</title>
<script src="https://cdnjs.cloudflare.com/ajax/libs/plotly.js/2.26.0/plotly.min.js"></script>
<style>
/* -----------------------------
Design tokens (matching index.html)
------------------------------*/
:root {
--surface: #ffffff;
--surface-subtle: #fafafa;
--bg-main: #f5f7fb;
--card-bg: #ffffff;
--accent: #2563eb;
--accent-soft: #eff6ff;
--text-main: #111827;
--text-muted: #6b7280;
--border-soft: #e5e7eb;
--success: #16a34a;
--error: #dc2626;
--warning: #f59e0b;
--info: #2563eb;
--radius-sm: 6px;
--radius-md: 10px;
--radius-lg: 14px;
}
/* Dark mode */
[data-theme="dark"] {
--surface: #1f2937;
--surface-subtle: #111827;
--bg-main: #0f172a;
--card-bg: #1e293b;
--accent: #60a5fa;
--accent-soft: #1e3a5f;
--text-main: #f1f5f9;
--text-muted: #94a3b8;
--border-soft: #334155;
}
/* -----------------------------
Reset
------------------------------*/
* {
margin: 0;
padding: 0;
box-sizing: border-box;
}
/* -----------------------------
Base
------------------------------*/
body {
font-family: Inter, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
background: var(--bg-main);
min-height: 100vh;
padding: 24px;
color: var(--text-main);
}
/* -----------------------------
Container
------------------------------*/
.container {
max-width: 1200px;
margin: 0 auto;
}
/* -----------------------------
Header
------------------------------*/
header {
text-align: center;
margin-bottom: 36px;
}
header h1 {
font-size: 2.2rem;
font-weight: 600;
letter-spacing: -0.02em;
margin-bottom: 8px;
}
header p {
font-size: 1rem;
color: var(--text-muted);
margin-bottom: 20px;
}
.nav-buttons {
display: flex;
justify-content: center;
gap: 12px;
flex-wrap: wrap;
margin-bottom: 12px;
}
.nav-btn {
display: inline-flex;
align-items: center;
gap: 8px;
padding: 10px 18px;
background: var(--accent);
color: white;
text-decoration: none;
border-radius: var(--radius-md);
font-size: 0.9rem;
font-weight: 500;
transition: background 0.15s ease, transform 0.15s ease;
border: none;
cursor: pointer;
}
.nav-btn:hover {
background: #1d4ed8;
transform: translateY(-1px);
}
.nav-btn.secondary {
background: var(--surface);
color: var(--text-main);
border: 1px solid var(--border-soft);
}
.nav-btn.secondary:hover {
background: var(--surface-subtle);
}
[data-theme="dark"] .nav-btn {
background: #60a5fa;
}
[data-theme="dark"] .nav-btn:hover {
background: #3b82f6;
}
/* Theme toggle */
.theme-toggle {
position: fixed;
top: 20px;
right: 20px;
padding: 8px 14px;
background: var(--surface);
border: 1px solid var(--border-soft);
border-radius: var(--radius-md);
cursor: pointer;
font-size: 0.85rem;
color: var(--text-main);
z-index: 100;
}
/* -----------------------------
Tab Navigation
------------------------------*/
.tab-nav {
display: flex;
justify-content: center;
gap: 8px;
margin-bottom: 24px;
flex-wrap: wrap;
}
.tab-btn {
padding: 10px 20px;
background: var(--surface);
border: 1px solid var(--border-soft);
color: var(--text-main);
border-radius: var(--radius-md);
cursor: pointer;
font-size: 0.9rem;
transition: all 0.15s ease;
}
.tab-btn:hover {
background: var(--surface-subtle);
}
.tab-btn.active {
background: var(--accent);
color: white;
border-color: var(--accent);
}
/* -----------------------------
Cards
------------------------------*/
.card {
background: var(--surface);
border-radius: var(--radius-lg);
padding: 24px;
border: 1px solid var(--border-soft);
box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
margin-bottom: 24px;
}
.card h2 {
font-size: 1.1rem;
font-weight: 600;
margin-bottom: 16px;
color: var(--text-main);
}
/* -----------------------------
Metrics Grid
------------------------------*/
.metrics-grid {
display: grid;
grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
gap: 16px;
margin-bottom: 24px;
}
.metric-card {
background: var(--accent);
color: white;
padding: 20px;
border-radius: var(--radius-md);
text-align: center;
transition: transform 0.15s ease;
}
.metric-card:hover {
transform: translateY(-2px);
}
.metric-card.success {
background: var(--success);
}
.metric-card.warning {
background: var(--warning);
}
.metric-card.error {
background: var(--error);
}
.metric-label {
font-size: 0.8rem;
opacity: 0.9;
margin-bottom: 8px;
text-transform: uppercase;
letter-spacing: 0.5px;
}
.metric-value {
font-size: 1.8rem;
font-weight: 700;
}
.metric-unit {
font-size: 0.75rem;
opacity: 0.8;
margin-top: 4px;
}
/* -----------------------------
Charts
------------------------------*/
.chart-container {
background: var(--surface);
border: 1px solid var(--border-soft);
border-radius: var(--radius-md);
padding: 16px;
margin-bottom: 20px;
min-height: 350px;
}
.chart-title {
font-size: 1rem;
font-weight: 600;
margin-bottom: 12px;
color: var(--text-main);
}
.two-column {
display: grid;
grid-template-columns: 1fr 1fr;
gap: 20px;
}
@media (max-width: 900px) {
.two-column {
grid-template-columns: 1fr;
}
}
/* -----------------------------
Sections
------------------------------*/
.section {
display: none;
}
.section.active {
display: block;
animation: fadeIn 0.3s ease;
}
@keyframes fadeIn {
from {
opacity: 0;
transform: translateY(10px);
}
to {
opacity: 1;
transform: translateY(0);
}
}
/* -----------------------------
Info Box
------------------------------*/
.info-box {
background: var(--accent-soft);
border-left: 4px solid var(--accent);
padding: 14px;
border-radius: var(--radius-sm);
margin-bottom: 20px;
}
.info-box p {
font-size: 0.9rem;
color: var(--text-muted);
}
/* -----------------------------
Button Group
------------------------------*/
.button-group {
display: flex;
gap: 10px;
margin-bottom: 20px;
flex-wrap: wrap;
}
.btn {
padding: 10px 18px;
background: var(--accent);
color: white;
border: none;
border-radius: var(--radius-md);
cursor: pointer;
font-size: 0.9rem;
font-weight: 500;
transition: background 0.15s ease;
}
.btn:hover {
background: #1d4ed8;
}
.btn-secondary {
background: var(--surface);
color: var(--text-main);
border: 1px solid var(--border-soft);
}
.btn-secondary:hover {
background: var(--surface-subtle);
}
/* -----------------------------
Loading
------------------------------*/
.loading {
display: none;
text-align: center;
padding: 40px;
color: var(--accent);
}
.spinner {
border: 4px solid var(--border-soft);
border-top: 4px solid var(--accent);
border-radius: 50%;
width: 40px;
height: 40px;
animation: spin 1s linear infinite;
margin: 0 auto 15px;
}
@keyframes spin {
0% {
transform: rotate(0deg);
}
100% {
transform: rotate(360deg);
}
}
/* -----------------------------
Failure Items
------------------------------*/
.failure-item {
background: var(--surface-subtle);
border-left: 4px solid var(--error);
padding: 12px;
margin-bottom: 10px;
border-radius: var(--radius-sm);
}
.failure-item-query {
font-size: 0.9rem;
color: var(--text-main);
margin-bottom: 4px;
}
.failure-item-score {
font-size: 0.8rem;
color: var(--error);
font-weight: 500;
}
/* -----------------------------
Status Colors
------------------------------*/
.status-good {
color: var(--success);
}
.status-warning {
color: var(--warning);
}
.status-critical {
color: var(--error);
}
/* Plotly chart background fix for dark mode */
[data-theme="dark"] .js-plotly-plot .plotly .bg {
fill: var(--surface) !important;
}
</style>
</head>
<body>
<button class="theme-toggle" id="themeToggle">๐ŸŒ™ Dark mode</button>
<div class="container">
<header>
<h1>๐Ÿ“Š RAG Evaluation Dashboard</h1>
<p>Real-time metrics and analysis for your RAG pipeline</p>
<div class="nav-buttons">
<a href="/" class="nav-btn secondary">โ† Back to Main</a>
<a href="/ragas-demo" class="nav-btn">๐Ÿ”ฌ RAGAS Evaluation</a>
</div>
</header>
<!-- Tab Navigation -->
<div class="tab-nav">
<button class="tab-btn active" onclick="showSection('overview')">Overview</button>
<button class="tab-btn" onclick="showSection('retrieval')">Retrieval</button>
<button class="tab-btn" onclick="showSection('generation')">Generation</button>
<button class="tab-btn" onclick="showSection('faithfulness')">Faithfulness</button>
<button class="tab-btn" onclick="showSection('performance')">Performance</button>
<button class="tab-btn" onclick="showSection('failures')">Failures</button>
</div>
<div class="loading" id="loading">
<div class="spinner"></div>
<p>Loading evaluation data...</p>
</div>
<!-- Overview Section -->
<div class="section active" id="overview">
<div class="metrics-grid">
<div class="metric-card">
<div class="metric-label">Total Evaluations</div>
<div class="metric-value" id="totalEvaluations">0</div>
</div>
<div class="metric-card success">
<div class="metric-label">Avg Precision</div>
<div class="metric-value" id="overviewPrecision">-</div>
</div>
<div class="metric-card">
<div class="metric-label">Avg Recall</div>
<div class="metric-value" id="overviewRecall">-</div>
</div>
<div class="metric-card success">
<div class="metric-label">Avg BERTScore</div>
<div class="metric-value" id="overviewBert">-</div>
</div>
<div class="metric-card">
<div class="metric-label">Avg Faithfulness</div>
<div class="metric-value" id="overviewFaith">-</div>
</div>
<div class="metric-card warning">
<div class="metric-label">Hallucination Rate</div>
<div class="metric-value" id="overviewHalluc">-</div>
</div>
<div class="metric-card">
<div class="metric-label">Avg Latency</div>
<div class="metric-value" id="overviewLatency">-</div>
<div class="metric-unit">ms</div>
</div>
<div class="metric-card">
<div class="metric-label">MRR</div>
<div class="metric-value" id="overviewMRR">-</div>
</div>
</div>
<div class="button-group">
<button class="btn" onclick="loadMetrics()">๐Ÿ”„ Refresh</button>
<button class="btn btn-secondary" onclick="exportResults()">๐Ÿ“ฅ Export CSV</button>
<button class="btn btn-secondary" onclick="clearResults()">๐Ÿ—‘๏ธ Clear Results</button>
</div>
<div class="info-box">
<p><strong>How to use:</strong> This dashboard shows evaluation metrics from your RAG pipeline.
Use the tabs above to explore different aspects of performance.
Try the <a href="/ragas-demo">RAGAS Evaluation</a> to run live evaluations.</p>
</div>
</div>
<!-- Retrieval Section -->
<div class="section" id="retrieval">
<div class="card">
<h2>Retrieval Metrics Over Time</h2>
<div class="chart-container" id="retrievalChart"></div>
</div>
<div class="metrics-grid">
<div class="metric-card">
<div class="metric-label">MRR</div>
<div class="metric-value" id="mrrValue">-</div>
</div>
<div class="metric-card success">
<div class="metric-label">Avg Precision</div>
<div class="metric-value" id="avgPrecision">-</div>
</div>
<div class="metric-card">
<div class="metric-label">Avg Recall</div>
<div class="metric-value" id="avgRecall">-</div>
</div>
</div>
</div>
<!-- Generation Section -->
<div class="section" id="generation">
<div class="two-column">
<div class="card">
<h2>Generation Quality Over Time</h2>
<div class="chart-container" id="generationChart"></div>
</div>
<div class="card">
<h2>Average Scores</h2>
<div class="chart-container" id="generationBars"></div>
</div>
</div>
</div>
<!-- Faithfulness Section -->
<div class="section" id="faithfulness">
<div class="two-column">
<div class="card">
<h2>Hallucination Rate</h2>
<div class="chart-container" id="hallucinationChart"></div>
</div>
<div class="card">
<h2>Faithfulness Over Time</h2>
<div class="chart-container" id="faithfulnessChart"></div>
</div>
</div>
</div>
<!-- Performance Section -->
<div class="section" id="performance">
<div class="card">
<h2>Latency Distribution</h2>
<div class="chart-container" id="latencyChart"></div>
</div>
<div class="metrics-grid">
<div class="metric-card">
<div class="metric-label">P50 Latency</div>
<div class="metric-value" id="p50Value">-</div>
<div class="metric-unit">ms</div>
</div>
<div class="metric-card warning">
<div class="metric-label">P95 Latency</div>
<div class="metric-value" id="p95Value">-</div>
<div class="metric-unit">ms</div>
</div>
<div class="metric-card">
<div class="metric-label">P99 Latency</div>
<div class="metric-value" id="p99Value">-</div>
<div class="metric-unit">ms</div>
</div>
<div class="metric-card">
<div class="metric-label">Cost per Query</div>
<div class="metric-value" id="costValue">-</div>
<div class="metric-unit">USD</div>
</div>
</div>
</div>
<!-- Failures Section -->
<div class="section" id="failures">
<div class="two-column">
<div class="card">
<h2>Failure Modes</h2>
<div class="chart-container" id="failureChart"></div>
</div>
<div class="card">
<h2>Failure Counts</h2>
<div class="metrics-grid" style="margin-top: 20px;">
<div class="metric-card error">
<div class="metric-label">Total Failures</div>
<div class="metric-value" id="totalFailures">0</div>
</div>
<div class="metric-card error">
<div class="metric-label">Hallucinations</div>
<div class="metric-value" id="hallCount">0</div>
</div>
<div class="metric-card warning">
<div class="metric-label">Low Retrieval</div>
<div class="metric-value" id="retCount">0</div>
</div>
<div class="metric-card warning">
<div class="metric-label">Low Generation</div>
<div class="metric-value" id="genCount">0</div>
</div>
</div>
</div>
</div>
<div class="card">
<h2>Recent Failures</h2>
<div id="failureList">
<p style="color: var(--text-muted); padding: 20px;">No failures detected! ๐ŸŽ‰</p>
</div>
</div>
</div>
</div>
<script>
const API_URL = window.location.origin;
let metricsData = null;
let timeseriesData = null;
let failureData = null;
// Tab navigation
function showSection(sectionId) {
document.querySelectorAll('.section').forEach(s => s.classList.remove('active'));
document.querySelectorAll('.tab-btn').forEach(b => b.classList.remove('active'));
document.getElementById(sectionId).classList.add('active');
event.target.classList.add('active');
// Load section-specific data
switch (sectionId) {
case 'retrieval': loadRetrievalCharts(); break;
case 'generation': loadGenerationCharts(); break;
case 'faithfulness': loadFaithfulnessCharts(); break;
case 'performance': loadPerformanceCharts(); break;
case 'failures': loadFailureCharts(); break;
}
}
async function loadMetrics() {
showLoading(true);
try {
const response = await fetch(`${API_URL}/evaluation/metrics`);
metricsData = await response.json();
// Update overview
document.getElementById('totalEvaluations').textContent = metricsData.total_evaluations;
document.getElementById('overviewPrecision').textContent = metricsData.retrieval_precision_mean?.toFixed(3) || '-';
document.getElementById('overviewRecall').textContent = metricsData.retrieval_recall_mean?.toFixed(3) || '-';
document.getElementById('overviewBert').textContent = metricsData.bert_score_mean?.toFixed(3) || '-';
document.getElementById('overviewFaith').textContent = metricsData.faithfulness_mean?.toFixed(3) || '-';
document.getElementById('overviewHalluc').textContent = ((metricsData.hallucination_rate || 0) * 100).toFixed(1) + '%';
document.getElementById('overviewLatency').textContent = metricsData.latency_mean?.toFixed(0) || '-';
document.getElementById('overviewMRR').textContent = metricsData.mrr?.toFixed(3) || '-';
} catch (e) {
console.error('Error loading metrics:', e);
}
showLoading(false);
}
async function loadRetrievalCharts() {
try {
if (!timeseriesData) {
const response = await fetch(`${API_URL}/evaluation/timeseries`);
timeseriesData = await response.json();
}
if (!timeseriesData.query_idx || timeseriesData.query_idx.length === 0) {
document.getElementById('retrievalChart').innerHTML = '<p style="padding: 40px; text-align: center; color: var(--text-muted);">No data yet. Run some evaluations first.</p>';
return;
}
const trace1 = {
x: timeseriesData.query_idx,
y: timeseriesData.retrieval_precision,
name: 'Precision',
mode: 'lines+markers',
line: { color: '#2563eb' }
};
const trace2 = {
x: timeseriesData.query_idx,
y: timeseriesData.retrieval_recall,
name: 'Recall',
mode: 'lines+markers',
line: { color: '#16a34a' }
};
const layout = {
xaxis: { title: 'Query Index' },
yaxis: { title: 'Score' },
hovermode: 'x unified',
responsive: true,
paper_bgcolor: 'rgba(0,0,0,0)',
plot_bgcolor: 'rgba(0,0,0,0)',
font: { color: getComputedStyle(document.body).getPropertyValue('--text-main') }
};
Plotly.newPlot('retrievalChart', [trace1, trace2], layout);
if (metricsData) {
document.getElementById('mrrValue').textContent = metricsData.mrr?.toFixed(3) || '-';
document.getElementById('avgPrecision').textContent = metricsData.retrieval_precision_mean?.toFixed(3) || '-';
document.getElementById('avgRecall').textContent = metricsData.retrieval_recall_mean?.toFixed(3) || '-';
}
} catch (e) {
console.error('Error loading retrieval charts:', e);
}
}
async function loadGenerationCharts() {
try {
if (!timeseriesData) {
const response = await fetch(`${API_URL}/evaluation/timeseries`);
timeseriesData = await response.json();
}
if (!timeseriesData.query_idx || timeseriesData.query_idx.length === 0) return;
const trace1 = {
x: timeseriesData.query_idx,
y: timeseriesData.rouge_l,
name: 'ROUGE-L',
mode: 'lines+markers',
line: { color: '#f59e0b' }
};
const trace2 = {
x: timeseriesData.query_idx,
y: timeseriesData.bert_score,
name: 'BERTScore',
mode: 'lines+markers',
line: { color: '#16a34a' }
};
const layout = {
xaxis: { title: 'Query Index' },
yaxis: { title: 'Score' },
hovermode: 'x unified',
responsive: true,
paper_bgcolor: 'rgba(0,0,0,0)',
plot_bgcolor: 'rgba(0,0,0,0)'
};
Plotly.newPlot('generationChart', [trace1, trace2], layout);
if (metricsData) {
const barsTrace = {
x: ['ROUGE-L', 'BERTScore', 'Answer Relevance'],
y: [metricsData.rouge_l_mean, metricsData.bert_score_mean, metricsData.answer_relevance_mean],
type: 'bar',
marker: { color: ['#f59e0b', '#16a34a', '#2563eb'] }
};
Plotly.newPlot('generationBars', [barsTrace], {
yaxis: { title: 'Score' },
responsive: true,
showlegend: false,
paper_bgcolor: 'rgba(0,0,0,0)',
plot_bgcolor: 'rgba(0,0,0,0)'
});
}
} catch (e) {
console.error('Error loading generation charts:', e);
}
}
async function loadFaithfulnessCharts() {
try {
if (!metricsData) await loadMetrics();
if (!timeseriesData) {
const response = await fetch(`${API_URL}/evaluation/timeseries`);
timeseriesData = await response.json();
}
const hallRate = metricsData.hallucination_rate || 0;
const faithfulRate = 1 - hallRate;
const pieTrace = {
labels: ['Faithful Answers', 'Hallucinations'],
values: [faithfulRate * 100, hallRate * 100],
type: 'pie',
marker: { colors: ['#16a34a', '#dc2626'] }
};
Plotly.newPlot('hallucinationChart', [pieTrace], {
responsive: true,
paper_bgcolor: 'rgba(0,0,0,0)'
});
if (timeseriesData.query_idx && timeseriesData.query_idx.length > 0) {
const faithTrace = {
x: timeseriesData.query_idx,
y: timeseriesData.faithfulness,
name: 'Faithfulness',
mode: 'lines+markers',
line: { color: '#2563eb', width: 2 },
marker: { size: 6 }
};
Plotly.newPlot('faithfulnessChart', [faithTrace], {
xaxis: { title: 'Query Index' },
yaxis: { title: 'Score (0-1)' },
responsive: true,
paper_bgcolor: 'rgba(0,0,0,0)',
plot_bgcolor: 'rgba(0,0,0,0)'
});
}
} catch (e) {
console.error('Error loading faithfulness charts:', e);
}
}
async function loadPerformanceCharts() {
try {
if (!metricsData) await loadMetrics();
if (!timeseriesData) {
const response = await fetch(`${API_URL}/evaluation/timeseries`);
timeseriesData = await response.json();
}
if (timeseriesData.query_idx && timeseriesData.query_idx.length > 0) {
const latencyTrace = {
x: timeseriesData.query_idx,
y: timeseriesData.latency_ms,
mode: 'lines+markers',
line: { color: '#2563eb' },
marker: { size: 6 }
};
Plotly.newPlot('latencyChart', [latencyTrace], {
xaxis: { title: 'Query Index' },
yaxis: { title: 'Latency (ms)' },
responsive: true,
paper_bgcolor: 'rgba(0,0,0,0)',
plot_bgcolor: 'rgba(0,0,0,0)'
});
}
document.getElementById('p50Value').textContent = metricsData.latency_p50?.toFixed(0) || '-';
document.getElementById('p95Value').textContent = metricsData.latency_p95?.toFixed(0) || '-';
document.getElementById('p99Value').textContent = metricsData.latency_p99?.toFixed(0) || '-';
document.getElementById('costValue').textContent = metricsData.cost_per_query ? (metricsData.cost_per_query / 100).toFixed(4) : '-';
} catch (e) {
console.error('Error loading performance charts:', e);
}
}
async function loadFailureCharts() {
try {
const response = await fetch(`${API_URL}/evaluation/failures`);
failureData = await response.json();
const failureChart = {
x: Object.keys(failureData.failure_modes),
y: Object.values(failureData.failure_modes),
type: 'bar',
marker: { color: '#dc2626' }
};
Plotly.newPlot('failureChart', [failureChart], {
yaxis: { title: 'Count' },
responsive: true,
showlegend: false,
paper_bgcolor: 'rgba(0,0,0,0)',
plot_bgcolor: 'rgba(0,0,0,0)'
});
document.getElementById('totalFailures').textContent = failureData.total_failures;
document.getElementById('hallCount').textContent = failureData.failure_modes.hallucinations;
document.getElementById('retCount').textContent = failureData.failure_modes.low_retrieval;
document.getElementById('genCount').textContent = failureData.failure_modes.low_generation;
// Show recent failures
const failureList = document.getElementById('failureList');
let html = '';
const allFailures = [
...failureData.failure_details.hallucinations.slice(0, 3),
...failureData.failure_details.low_retrieval.slice(0, 2)
];
allFailures.forEach(f => {
html += `<div class="failure-item">
<div class="failure-item-query">${f.query}</div>
<div class="failure-item-score">Score: ${f.score.toFixed(3)}</div>
</div>`;
});
failureList.innerHTML = html || '<p style="padding: 20px; color: var(--text-muted);">No failures detected! ๐ŸŽ‰</p>';
} catch (e) {
console.error('Error loading failure analysis:', e);
}
}
function showLoading(show) {
document.getElementById('loading').style.display = show ? 'block' : 'none';
}
async function exportResults() {
try {
const response = await fetch(`${API_URL}/evaluation/export`);
const blob = await response.blob();
const url = window.URL.createObjectURL(blob);
const a = document.createElement('a');
a.href = url;
a.download = `rag_evaluation_${new Date().toISOString().split('T')[0]}.csv`;
a.click();
window.URL.revokeObjectURL(url);
} catch (e) {
alert('Error exporting results: ' + e);
}
}
async function clearResults() {
if (confirm('Are you sure you want to clear all results?')) {
try {
await fetch(`${API_URL}/evaluation/reset`, { method: 'POST' });
metricsData = null;
timeseriesData = null;
failureData = null;
alert('Results cleared!');
loadMetrics();
} catch (e) {
alert('Error clearing results: ' + e);
}
}
}
// Dark mode toggle
const themeToggle = document.getElementById("themeToggle");
const root = document.documentElement;
const savedTheme = localStorage.getItem("theme");
const prefersDark = window.matchMedia("(prefers-color-scheme: dark)").matches;
if (savedTheme) {
root.setAttribute("data-theme", savedTheme);
} else if (prefersDark) {
root.setAttribute("data-theme", "dark");
}
function updateToggleText() {
const isDark = root.getAttribute("data-theme") === "dark";
themeToggle.textContent = isDark ? "โ˜€๏ธ Light mode" : "๐ŸŒ™ Dark mode";
}
updateToggleText();
themeToggle.addEventListener("click", () => {
const isDark = root.getAttribute("data-theme") === "dark";
const newTheme = isDark ? "light" : "dark";
root.setAttribute("data-theme", newTheme);
localStorage.setItem("theme", newTheme);
updateToggleText();
});
// Load metrics on page load
window.addEventListener('load', loadMetrics);
</script>
</body>
</html>