q-simplified / static /trends.html
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<title>Trends β€” Q-Simplified</title>
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<style>
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.ticker-bar{background:var(--surface-card);border-radius:var(--radius-xl);padding:1rem 1.5rem;margin-bottom:1.5rem;box-shadow:var(--shadow);display:flex;align-items:center;gap:0.5rem;flex-wrap:wrap}
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.tname{font-size:0.75rem;font-weight:600;color:var(--text-secondary)}
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.tval{font-size:0.75rem;font-weight:700;color:var(--text-primary)}
.tchg{font-size:0.6875rem;font-weight:500}
.tchg.pos{color:var(--positive)}
.tchg.neg{color:var(--negative)}
.live-badge{display:flex;align-items:center;gap:0.375rem;margin-left:auto}
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.ichg{font-size:0.75rem;font-weight:500}
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.footer-links a:hover{color:#fff}
@media(max-width:900px){.grid-2col,.grid-3col{grid-template-columns:1fr}}
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<nav class="nav">
<a href="/" class="logo">Q-Simplified</a>
<div class="nav-links">
<a href="/about.html">About</a>
<a href="/trends.html" class="active">Trends</a>
<a href="/study-zone.html">Study Zone</a>
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<div class="page-header">
<div class="page-header-inner">
<div class="page-tag">Live Market Data</div>
<h1 class="page-title">Trends &amp; Indicators</h1>
<p class="page-subtitle">Real-time economic data refreshed every 60 seconds. Track the metrics that shape your investment decisions.</p>
<div class="header-tabs">
<button class="htab active" onclick="switchView('overview')">Overview</button>
<button class="htab" onclick="switchView('equity')">Equity</button>
<button class="htab" onclick="switchView('macro')">Macro</button>
<button class="htab" onclick="switchView('forex')">Forex &amp; Commodities</button>
</div>
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</div>
<!-- MAIN -->
<main class="main">
<!-- NEWS MARQUEE -->
<div class="news-strip">
<span class="news-strip-label">Live</span>
<div class="news-scroll">
<div class="news-items" id="news-marquee">
<span class="news-item">India's Forex reserves surge by $2.5 billion to reach $648.5 billion.</span>
<span class="news-item">Brent Crude futures settle lower as supply concerns ease slightly.</span>
<span class="news-item">Tech stocks lead recovery on NSE; midcaps hit record highs.</span>
<span class="news-item">RBI holds repo rate steady at 6.50% in latest MPC meeting.</span>
<span class="news-item">CPI inflation inches down to 4.75%, within RBI comfort zone.</span>
<!-- duplicated for seamless loop -->
<span class="news-item">India's Forex reserves surge by $2.5 billion to reach $648.5 billion.</span>
<span class="news-item">Brent Crude futures settle lower as supply concerns ease slightly.</span>
<span class="news-item">Tech stocks lead recovery on NSE; midcaps hit record highs.</span>
<span class="news-item">RBI holds repo rate steady at 6.50% in latest MPC meeting.</span>
<span class="news-item">CPI inflation inches down to 4.75%, within RBI comfort zone.</span>
</div>
</div>
</div>
<!-- TICKER BAR -->
<div class="ticker-bar">
<span class="ticker-label">Live Tickers</span>
<div class="ticker-sep"></div>
<div class="ticker-item active" onclick="selectTicker(this,'sensex')" id="tick-sensex">
<span class="tname">Sensex</span>
<span class="tval" id="tv-sensex">74,248</span>
<span class="tchg pos" id="tc-sensex">β–² 0.54%</span>
</div>
<div class="ticker-item" onclick="selectTicker(this,'nifty')" id="tick-nifty">
<span class="tname">Nifty 50</span>
<span class="tval" id="tv-nifty">22,513</span>
<span class="tchg pos" id="tc-nifty">β–² 0.48%</span>
</div>
<div class="ticker-item" onclick="selectTicker(this,'usdinr')" id="tick-usdinr">
<span class="tname">USD/INR</span>
<span class="tval" id="tv-usdinr">83.42</span>
<span class="tchg" id="tc-usdinr">β€”</span>
</div>
<div class="ticker-item" onclick="selectTicker(this,'crude')" id="tick-crude">
<span class="tname">Crude Oil</span>
<span class="tval" id="tv-crude">$82.40</span>
<span class="tchg neg" id="tc-crude">β–Ό 0.3%</span>
</div>
<div class="ticker-item" onclick="selectTicker(this,'repo')" id="tick-repo">
<span class="tname">Repo Rate</span>
<span class="tval" id="tv-repo">6.50%</span>
<span class="tchg" id="tc-repo">β€”</span>
</div>
<div class="ticker-item" onclick="selectTicker(this,'cpi')" id="tick-cpi">
<span class="tname">CPI</span>
<span class="tval" id="tv-cpi">4.75%</span>
<span class="tchg" id="tc-cpi">β€”</span>
</div>
<div class="live-badge">
<div class="live-dot"></div>
<span class="live-text" id="last-updated">Live</span>
</div>
</div>
<!-- MAIN CHART + INDICATORS -->
<div class="grid-2col">
<!-- FEATURED CHART -->
<div class="card">
<div class="card-header">
<div>
<div class="card-title" id="chart-title">Sensex β€” BSE 30</div>
<div class="card-subtitle" id="chart-subtitle">Bombay Stock Exchange Sensitive Index</div>
</div>
<div style="display:flex;align-items:center;gap:0.75rem">
<div class="time-range">
<button class="tr-btn" onclick="setRange('1D')">1D</button>
<button class="tr-btn active" onclick="setRange('1W')">1W</button>
<button class="tr-btn" onclick="setRange('1M')">1M</button>
<button class="tr-btn" onclick="setRange('3M')">3M</button>
<button class="tr-btn" onclick="setRange('1Y')">1Y</button>
</div>
</div>
</div>
<div style="display:flex;align-items:baseline;gap:0.75rem">
<div class="metric-value" id="chart-value">74,248</div>
<div class="metric-change pos" id="chart-change">β–² +402 (0.54%)</div>
</div>
<div class="metric-period" id="chart-period">Last updated just now</div>
<div class="chart-wrap-lg" style="position:relative">
<div id="chart-loading" style="display:none;position:absolute;inset:0;background:rgba(255,255,255,0.75);z-index:2;align-items:center;justify-content:center;border-radius:0.5rem;font-size:0.8125rem;color:#7a8fa6;letter-spacing:0.06em">
Loading…
</div>
<canvas id="main-chart"></canvas>
</div>
</div>
<!-- RIGHT: ALL INDICATORS -->
<div class="card">
<div class="card-header">
<div>
<div class="card-title">All Indicators</div>
<div class="card-subtitle">Click to view chart</div>
</div>
</div>
<div class="ind-list">
<div class="ind-list-row active" onclick="selectTicker(document.getElementById('tick-sensex'),'sensex')">
<span class="iname">Sensex</span>
<div class="iright">
<span class="ivalue" id="il-sensex">74,248</span>
<span class="ichg pos">β–² 0.54%</span>
</div>
</div>
<div class="ind-list-row" onclick="selectTicker(document.getElementById('tick-nifty'),'nifty')">
<span class="iname">Nifty 50</span>
<div class="iright">
<span class="ivalue" id="il-nifty">22,513</span>
<span class="ichg pos">β–² 0.48%</span>
</div>
</div>
<div class="ind-list-row" onclick="selectTicker(document.getElementById('tick-usdinr'),'usdinr')">
<span class="iname">USD / INR</span>
<div class="iright">
<span class="ivalue" id="il-usdinr">83.42</span>
<span class="ichg">Stable</span>
</div>
</div>
<div class="ind-list-row" onclick="selectTicker(document.getElementById('tick-crude'),'crude')">
<span class="iname">Crude Oil (Brent)</span>
<div class="iright">
<span class="ivalue" id="il-crude">$82.40</span>
<span class="ichg neg">β–Ό 0.30%</span>
</div>
</div>
<div class="ind-list-row" onclick="selectTicker(document.getElementById('tick-repo'),'repo')">
<span class="iname">RBI Repo Rate</span>
<div class="iright">
<span class="ivalue" id="il-repo">6.50%</span>
<span class="ichg">Unchanged</span>
</div>
</div>
<div class="ind-list-row" onclick="selectTicker(document.getElementById('tick-cpi'),'cpi')">
<span class="iname">CPI Inflation</span>
<div class="iright">
<span class="ivalue" id="il-cpi">4.75%</span>
<span class="ichg">Within target</span>
</div>
</div>
</div>
</div>
</div>
<!-- MINI CHARTS ROW -->
<div class="grid-3col">
<div class="card-sm">
<div class="card-header" style="margin-bottom:0.5rem">
<div>
<div class="card-title" style="font-size:0.875rem">USD/INR</div>
<div class="card-subtitle">Forex Rate</div>
</div>
<span class="card-badge badge-neutral">Stable</span>
</div>
<div style="font-family:'Manrope',sans-serif;font-weight:700;font-size:1.5rem">83.42</div>
<div class="chart-wrap-sm"><canvas id="chart-usdinr"></canvas></div>
</div>
<div class="card-sm">
<div class="card-header" style="margin-bottom:0.5rem">
<div>
<div class="card-title" style="font-size:0.875rem">Crude Oil</div>
<div class="card-subtitle">Brent USD/bbl</div>
</div>
<span class="card-badge badge-down">β–Ό 0.30%</span>
</div>
<div style="font-family:'Manrope',sans-serif;font-weight:700;font-size:1.5rem">$82.40</div>
<div class="chart-wrap-sm"><canvas id="chart-crude"></canvas></div>
</div>
<div class="card-sm">
<div class="card-header" style="margin-bottom:0.5rem">
<div>
<div class="card-title" style="font-size:0.875rem">CPI Inflation</div>
<div class="card-subtitle">Year-on-Year %</div>
</div>
<span class="card-badge badge-up">In Target</span>
</div>
<div style="font-family:'Manrope',sans-serif;font-weight:700;font-size:1.5rem">4.75%</div>
<div class="chart-wrap-sm"><canvas id="chart-cpi"></canvas></div>
</div>
</div>
<!-- REPO RATE DETAIL -->
<div class="grid-2col">
<div class="card">
<div class="card-header">
<div>
<div class="card-title">RBI Repo Rate History</div>
<div class="card-subtitle">Rate decisions by Monetary Policy Committee</div>
</div>
<span class="card-badge badge-neutral">6.50%</span>
</div>
<div class="chart-wrap"><canvas id="chart-repo"></canvas></div>
</div>
<div class="card">
<div class="card-header">
<div>
<div class="card-title">Key Statistics</div>
<div class="card-subtitle">Latest snapshot</div>
</div>
</div>
<div class="stat-grid">
<div class="stat-cell">
<div class="stat-cell-label">52W Sensex High</div>
<div class="stat-cell-value">79,105</div>
</div>
<div class="stat-cell">
<div class="stat-cell-label">52W Sensex Low</div>
<div class="stat-cell-value">62,004</div>
</div>
<div class="stat-cell">
<div class="stat-cell-label">Nifty P/E Ratio</div>
<div class="stat-cell-value">22.3x</div>
</div>
<div class="stat-cell">
<div class="stat-cell-label">Market Cap / GDP</div>
<div class="stat-cell-value">1.12x</div>
</div>
<div class="stat-cell">
<div class="stat-cell-label">FII Flow (MTD)</div>
<div class="stat-cell-value" style="color:var(--positive)">+β‚Ή4,820 Cr</div>
</div>
<div class="stat-cell">
<div class="stat-cell-label">DII Flow (MTD)</div>
<div class="stat-cell-value" style="color:var(--positive)">+β‚Ή7,214 Cr</div>
</div>
<div class="stat-cell">
<div class="stat-cell-label">India VIX</div>
<div class="stat-cell-value">13.45</div>
</div>
<div class="stat-cell">
<div class="stat-cell-label">USD/INR 52W High</div>
<div class="stat-cell-value">84.30</div>
</div>
</div>
</div>
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<script>
const API_BASE = '';
Chart.defaults.font.family = "'Work Sans', sans-serif";
Chart.defaults.color = '#7a8fa6';
// ── CONSTANTS ────────────────────────────────────────────────────
const SYMBOL_MAP = {
sensex: '^BSESN',
nifty: '^NSEI',
usdinr: 'USDINR=X',
crude: 'BZ=F',
};
const RANGE_API = {
'1D': {period:'1d', interval:'15m'},
'1W': {period:'5d', interval:'60m'},
'1M': {period:'1mo', interval:'1d'},
'3M': {period:'3mo', interval:'1d'},
'1Y': {period:'1y', interval:'1d'},
};
const INDICATOR_META = {
sensex: {label:'Sensex', color:'#003465', displayValue:'74,248', desc:'Bombay Stock Exchange Sensitive Index'},
nifty: {label:'Nifty 50', color:'#004b8d', displayValue:'22,513', desc:'NSE Nifty 50 Index'},
usdinr: {label:'USD/INR', color:'#651700', displayValue:'83.42', desc:'US Dollar to Indian Rupee'},
crude: {label:'Crude Oil', color:'#8d2400', displayValue:'$82.40', desc:'Brent Crude Oil USD/bbl'},
repo: {label:'Repo Rate', color:'#1a7a4a', displayValue:'6.50%', desc:'RBI Monetary Policy Rate'},
cpi: {label:'CPI Inflation', color:'#c0392b', displayValue:'4.75%', desc:'Consumer Price Index YoY %'},
};
let mainChart, usdInrChart, crudeChart, cpiChart, repoChart;
let currentTicker = 'sensex';
let currentRange = '1M';
let _mainChartLoading = false;
// ── HELPERS ──────────────────────────────────────────────────────
function makeGradient(ctx, color, alpha1=0.15, alpha2=0) {
const g = ctx.createLinearGradient(0,0,0,ctx.canvas.height);
g.addColorStop(0, color + Math.round(alpha1*255).toString(16).padStart(2,'0'));
g.addColorStop(1, color + Math.round(alpha2*255).toString(16).padStart(2,'0'));
return g;
}
function formatLabel(isoStr, range) {
const d = new Date(isoStr);
if (range === '1D') return d.toLocaleTimeString('en-IN', {hour:'2-digit', minute:'2-digit'});
if (range === '1Y') return d.toLocaleDateString('en-IN', {month:'short', year:'2-digit'});
return d.toLocaleDateString('en-IN', {day:'numeric', month:'short'});
}
function setChartLoading(on, message) {
_mainChartLoading = on;
const el = document.getElementById('chart-loading');
if (!el) return;
el.textContent = message || 'Loading…';
el.style.display = on ? 'flex' : 'none';
}
// ── CHART CONFIGS ────────────────────────────────────────────────
function lineChartConfig(labels, data, color, canvas) {
const ctx = canvas.getContext('2d');
const bg = makeGradient(ctx, color);
return {
type:'line',
data:{
labels,
datasets:[{
data,
borderColor: color,
backgroundColor: bg,
borderWidth: 2,
pointRadius: 0,
pointHoverRadius: 4,
pointHoverBackgroundColor: color,
fill: true,
tension: 0.4,
}]
},
options:{
responsive:true, maintainAspectRatio:false,
plugins:{ legend:{display:false}, tooltip:{
mode:'index', intersect:false,
callbacks:{ label: ctx => ' ' + ctx.parsed.y.toLocaleString('en-IN') }
}},
scales:{
x:{grid:{display:false}, ticks:{maxTicksLimit:6, font:{size:11}}},
y:{grid:{color:'rgba(0,0,0,0.04)'}, ticks:{maxTicksLimit:5, font:{size:11},
callback: v => v.toLocaleString('en-IN')
}}
},
interaction:{mode:'index',intersect:false},
}
};
}
function miniChartConfig(data, color) {
return {
type:'line',
data:{
labels: Array(data.length).fill(''),
datasets:[{data, borderColor:color, borderWidth:1.5, pointRadius:0, fill:false, tension:0.4}]
},
options:{
responsive:true, maintainAspectRatio:false,
plugins:{legend:{display:false}, tooltip:{enabled:false}},
scales:{x:{display:false}, y:{display:false}},
}
};
}
// ── HISTORY API ──────────────────────────────────────────────────
async function fetchHistory(symbol, period, interval) {
const url = `${API_BASE}/api/market-data/history/${encodeURIComponent(symbol)}?period=${period}&interval=${interval}`;
const res = await fetch(url);
if (!res.ok) throw new Error(`HTTP ${res.status}`);
return res.json();
}
// ── MAIN CHART LOAD ───────────────────────────────────────────────
async function loadMainChart(ticker, range) {
const symbol = SYMBOL_MAP[ticker];
if (!symbol) return; // repo/cpi β€” static charts only
const {period, interval} = RANGE_API[range] || RANGE_API['1M'];
setChartLoading(true);
try {
const json = await fetchHistory(symbol, period, interval);
const pts = json.data || [];
if (pts.length === 0) {
setChartLoading(true, 'No data available');
return;
}
const labels = pts.map(d => formatLabel(d.t, range));
const values = pts.map(d => d.v);
const meta = INDICATOR_META[ticker];
const ctx = document.getElementById('main-chart').getContext('2d');
mainChart.data.labels = labels;
mainChart.data.datasets[0].data = values;
mainChart.data.datasets[0].borderColor = meta.color;
mainChart.data.datasets[0].backgroundColor = makeGradient(ctx, meta.color);
mainChart.update('none');
// Align "latest price" display with last data point
const latest = values[values.length - 1];
if (latest != null) {
document.getElementById('chart-value').textContent = latest.toLocaleString('en-IN');
}
setChartLoading(false);
} catch(e) {
console.warn('History load failed:', e.message);
setChartLoading(true, 'Data unavailable');
}
}
async function loadMiniChart(chartObj, symbol) {
try {
const json = await fetchHistory(symbol, '1mo', '1d');
const values = (json.data || []).map(d => d.v);
if (values.length === 0) return;
chartObj.data.labels = Array(values.length).fill('');
chartObj.data.datasets[0].data = values;
chartObj.update('none');
} catch(e) {
// Keep static placeholder data
}
}
// ── CHART INIT ───────────────────────────────────────────────────
function initCharts() {
// Main chart β€” empty shell, filled by loadMainChart()
mainChart = new Chart(
document.getElementById('main-chart'),
lineChartConfig([], [], INDICATOR_META.sensex.color, document.getElementById('main-chart'))
);
// Mini charts β€” static placeholders replaced by loadMiniChart()
usdInrChart = new Chart(
document.getElementById('chart-usdinr'),
miniChartConfig([83.2,83.3,83.3,83.4,83.4,83.4,83.4,83.42], '#651700')
);
crudeChart = new Chart(
document.getElementById('chart-crude'),
miniChartConfig([83,82.5,83.2,82.8,82.6,82.4,82.4,82.40], '#8d2400')
);
cpiChart = new Chart(
document.getElementById('chart-cpi'),
miniChartConfig([5.20,5.10,4.90,4.85,4.80,4.75,4.75,4.75], '#c0392b')
);
// Repo rate β€” static step chart (no live API for MPC decisions)
repoChart = new Chart(
document.getElementById('chart-repo'),
{
type:'line',
data:{
labels:['Jun 22','Aug 22','Sep 22','Feb 23','Apr 23','Jun 23','Aug 23','Oct 23','Dec 23','Feb 24','Apr 24','Jun 24'],
datasets:[{
data:[4.90,5.40,5.90,6.50,6.50,6.50,6.50,6.50,6.50,6.50,6.50,6.50],
borderColor:'#1a7a4a', backgroundColor:'rgba(26,122,74,0.08)',
borderWidth:2, pointRadius:4, pointBackgroundColor:'#1a7a4a',
fill:true, stepped:true,
}]
},
options:{
responsive:true, maintainAspectRatio:false,
plugins:{legend:{display:false}, tooltip:{mode:'index',intersect:false,
callbacks:{label:ctx=>' Repo Rate: '+ctx.parsed.y.toFixed(2)+'%'}
}},
scales:{
x:{grid:{display:false},ticks:{font:{size:11}}},
y:{min:4,max:7,grid:{color:'rgba(0,0,0,0.04)'},ticks:{callback:v=>v.toFixed(1)+'%',font:{size:11}}}
}
}
}
);
}
// ── TICKER SELECTION ─────────────────────────────────────────────
function selectTicker(el, key) {
currentTicker = key;
document.querySelectorAll('.ticker-item').forEach(t => t.classList.remove('active'));
if (el) el.classList.add('active');
document.querySelectorAll('.ind-list-row').forEach(r => r.classList.remove('active'));
const meta = INDICATOR_META[key];
document.getElementById('chart-title').textContent = meta.label;
document.getElementById('chart-subtitle').textContent = meta.desc;
document.getElementById('chart-value').textContent = meta.displayValue;
loadMainChart(key, currentRange);
}
function setRange(r) {
currentRange = r;
document.querySelectorAll('.tr-btn').forEach(b => b.classList.toggle('active', b.textContent === r));
loadMainChart(currentTicker, r);
}
function switchView(v) {
document.querySelectorAll('.htab').forEach((b,i) => {
b.classList.toggle('active', ['overview','equity','macro','forex'][i] === v);
});
}
// ── LIVE TICKER FEED ─────────────────────────────────────────────
async function fetchLiveData() {
try {
const res = await fetch(`${API_BASE}/api/market-data/latest`);
if (!res.ok) return;
const data = await res.json();
updateTickers(data);
document.getElementById('last-updated').textContent =
'Updated ' + new Date().toLocaleTimeString('en-IN', {hour:'2-digit', minute:'2-digit'});
} catch { /* keep static display */ }
}
function updateTickers(data) {
const map = {
'Sensex': {id:'sensex'}, 'Nifty 50': {id:'nifty'},
'USD/INR': {id:'usdinr'}, 'Crude Oil': {id:'crude'},
'Repo Rate': {id:'repo'}, 'CPI Inflation':{id:'cpi'},
};
for (const [name, cfg] of Object.entries(map)) {
if (!data[name]) continue;
const v = data[name].value;
const tv = document.getElementById('tv-' + cfg.id);
const il = document.getElementById('il-' + cfg.id);
if (tv) tv.textContent = v;
if (il) il.textContent = v;
// Keep chart-value in sync with live price when that ticker is selected
if (cfg.id === currentTicker && !_mainChartLoading) {
document.getElementById('chart-value').textContent = v;
}
// Update INDICATOR_META so selectTicker shows fresh value on switch
if (INDICATOR_META[cfg.id]) INDICATOR_META[cfg.id].displayValue = v;
}
}
// ── AUTH STATE ────────────────────────────────────────────────────
function checkAuth() {
const user = JSON.parse(localStorage.getItem('qs_user') || 'null');
if (user) {
const btn = document.getElementById('nav-auth-btn');
btn.textContent = user.full_name?.split(' ')[0] || 'Account';
btn.href = '/profile.html';
}
}
// ── INIT ──────────────────────────────────────────────────────────
document.addEventListener('DOMContentLoaded', () => {
initCharts();
checkAuth();
fetchLiveData();
// Set default active range button
document.querySelectorAll('.tr-btn').forEach(b => b.classList.toggle('active', b.textContent === '1M'));
// Load main chart with real data
loadMainChart('sensex', '1M');
// Load mini charts with real data
loadMiniChart(usdInrChart, 'USDINR=X');
loadMiniChart(crudeChart, 'BZ=F');
setInterval(fetchLiveData, 60_000);
});
</script>
</body>
</html>