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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>StockLens - Historical Data</title>
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<style>
.gradient-bg {
background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}
.card-hover {
transition: all 0.3s ease;
}
.card-hover:hover {
transform: translateY(-5px);
box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
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.progress-bar {
transition: width 1s ease-in-out;
}
.data-card {
transition: all 0.5s ease;
}
.data-card:hover {
transform: scale(1.02);
}
</style>
</head>
<body class="bg-gray-50">
<!-- Header -->
<header class="gradient-bg text-white">
<div class="container mx-auto px-4 py-8">
<div class="flex justify-between items-center">
<div class="flex items-center">
<a href="index.html" class="flex items-center">
<i data-feather="trending-up" class="h-8 w-8 mr-2"></i>
<h1 class="text-2xl font-bold">StockLens</h1>
</a>
</div>
<nav class="hidden md:block">
<ul class="flex space-x-6">
<li><a href="index.html" class="hover:underline">Home</a></li>
<li><a href="backtesting.html" class="hover:underline">Backtesting</a></li>
<li><a href="historical-data.html" class="hover:underline font-bold">Historical Data</a></li>
<li><a href="#" class="hover:underline">Documentation</a></li>
<li><a href="#" class="hover:underline">Contact</a></li>
</ul>
</nav>
<button class="md:hidden">
<i data-feather="menu" class="h-6 w-6"></i>
</button>
</div>
<div class="mt-12 text-center" data-aos="fade-up">
<h2 class="text-4xl md:text-5xl font-bold mb-4">Historical Data Sources</h2>
<p class="text-xl max-w-2xl mx-auto">Access multiple data sources for comprehensive historical stock data beyond one year</p>
</div>
</div>
</header>
<!-- Main Content -->
<main class="container mx-auto px-4 py-12">
<!-- Data Source Selection -->
<section class="mb-16" data-aos="fade-up">
<div class="bg-white rounded-xl shadow-lg p-6 md:p-8 max-w-4xl mx-auto">
<h2 class="text-2xl font-bold mb-6 text-gray-800">Select Data Source</h2>
<form id="dataSourceForm">
<div class="grid grid-cols-1 md:grid-cols-2 gap-6 mb-6">
<div>
<label for="dataTicker" class="block text-sm font-medium text-gray-700 mb-2">Ticker Symbol</label>
<input type="text" id="dataTicker" class="w-full px-4 py-3 border border-gray-300 rounded-lg focus:ring-2 focus:ring-indigo-500 focus:border-indigo-500" placeholder="e.g., AAPL, MSFT, GOOGL" required>
</div>
<div>
<label for="dataSource" class="block text-sm font-medium text-gray-700 mb-2">Data Source</label>
<select id="dataSource" class="w-full px-4 py-3 border border-gray-300 rounded-lg focus:ring-2 focus:ring-indigo-500 focus:border-indigo-500">
<option value="polygon">Polygon.io (API Key Required)</option>
<option value="yahoo">Yahoo Finance (Free)</option>
<option value="alpha_vantage">Alpha Vantage (Free API Key)</option>
<option value="iex">IEX Cloud (API Key Required)</option>
<option value="csv">Upload CSV File</option>
</select>
</div>
</div>
<div id="apiKeySection" class="mb-6">
<label for="dataApiKey" class="block text-sm font-medium text-gray-700 mb-2">API Key</label>
<input type="password" id="dataApiKey" class="w-full px-4 py-3 border border-gray-300 rounded-lg focus:ring-2 focus:ring-indigo-500 focus:border-indigo-500" placeholder="Enter your API key">
<p class="text-xs text-gray-500 mt-1">Required for Polygon.io, Alpha Vantage, and IEX Cloud sources</p>
</div>
<div id="csvSection" class="mb-6 hidden">
<label for="csvFile" class="block text-sm font-medium text-gray-700 mb-2">Upload CSV File</label>
<input type="file" id="csvFile" accept=".csv" class="w-full px-4 py-3 border border-gray-300 rounded-lg focus:ring-2 focus:ring-indigo-500 focus:border-indigo-500">
<p class="text-xs text-gray-500 mt-1">CSV format should include Date, Open, High, Low, Close, Volume columns</p>
</div>
<div class="grid grid-cols-1 md:grid-cols-2 gap-6 mb-6">
<div>
<label for="startDate" class="block text-sm font-medium text-gray-7 mb-2">Start Date</label>
<input type="date" id="startDate" class="w-full px-4 py-3 border border-gray-300 rounded-lg focus:ring-2 focus:ring-indigo-500 focus:border-indigo-500">
</div>
<div>
<label for="endDate" class="block text-sm font-medium text-gray-700 mb-2">End Date</label>
<input type="date" id="endDate" class="w-full px-4 py-3 border border-gray-300 rounded-lg focus:ring-2 focus:ring-indigo-500 focus:border-indigo-500">
</div>
</div>
<div class="mb-6">
<label class="block text-sm font-medium text-gray-700 mb-2">Data Interval</label>
<div class="grid grid-cols-2 md:grid-cols-4 gap-4">
<label class="flex items-center bg-gray-50 p-4 rounded-lg cursor-pointer">
<input type="radio" name="interval" value="daily" class="text-indigo-600 focus:ring-indigo-500" checked>
<span class="ml-3 text-sm text-gray-700">Daily</span>
</label>
<label class="flex items-center bg-gray-50 p-4 rounded-lg cursor-pointer">
<input type="radio" name="interval" value="weekly" class="text-indigo-600 focus:ring-indigo-500">
<span class="ml-3 text-sm text-gray-700">Weekly</span>
</label>
<label class="flex items-center bg-gray-50 p-4 rounded-lg cursor-pointer">
<input type="radio" name="interval" value="monthly" class="text-indigo-600 focus:ring-indigo-500">
<span class="ml-3 text-sm text-gray-700">Monthly</span>
</label>
<label class="flex items-center bg-gray-50 p-4 rounded-lg cursor-pointer">
<input type="radio" name="interval" value="quarterly" class="text-indigo-600 focus:ring-indigo-500">
<span class="ml-3 text-sm text-gray-700">Quarterly</span>
</label>
</div>
</div>
<button type="submit" class="w-full bg-indigo-600 text-white py-3 px-6 rounded-lg font-medium hover:bg-indigo-700 transition duration-300 flex items-center justify-center">
<i data-feather="download" class="mr-2 h-5 w-5"></i>
Fetch Historical Data
</button>
</form>
</div>
</section>
<!-- Data Results -->
<section id="dataResults" class="hidden mb-16" data-aos="fade-up">
<div class="bg-white rounded-xl shadow-lg p-6 md:p-8">
<h2 class="text-2xl font-bold mb-6 text-gray-800">Historical Data for <span id="dataTickerResult" class="text-indigo-600">AAPL</span></h2>
<div class="grid grid-cols-1 md:grid-cols-4 gap-4 mb-8">
<div class="bg-gradient-to-r from-green-50 to-emerald-50 p-4 rounded-xl data-card">
<p class="text-sm text-gray-600 mb-1">Data Points</p>
<p class="text-2xl font-bold text-gray-800"><span id="dataPoints">0</span></p>
</div>
<div class="bg-gradient-to-r from-blue-50 to-indigo-50 p-4 rounded-xl data-card">
<p class="text-sm text-gray-600 mb-1">Date Range</p>
<p class="text-lg font-bold text-gray-800" id="dateRange">N/A</p>
</div>
<div class="bg-gradient-to-r from-purple-50 to-pink-50 p-4 rounded-xl data-card">
<p class="text-sm text-gray-600 mb-1">Data Source</p>
<p class="text-lg font-bold text-gray-800" id="dataSourceResult">N/A</p>
</div>
<div class="bg-gradient-to-r from-yellow-50 to-orange-50 p-4 rounded-xl data-card">
<p class="text-sm text-gray-600 mb-1">Data Quality</p>
<p class="text-2xl font-bold text-gray-800" id="dataQuality">N/A</p>
</div>
</div>
<div class="mb-8">
<h3 class="text-xl font-semibold mb-4 text-gray-800">Price Chart</h3>
<div class="bg-gray-50 p-4 rounded-xl">
<canvas id="historicalChart" height="350"></canvas>
</div>
</div>
<div class="mb-8">
<h3 class="text-xl font-semibold mb-4 text-gray-800">Data Preview</h3>
<div class="bg-gray-50 rounded-xl overflow-hidden">
<div class="overflow-x-auto">
<table class="min-w-full divide-y divide-gray-200">
<thead class="bg-gray-100">
<tr>
<th class="px-4 py-3 text-left text-xs font-medium text-gray-500 uppercase tracking-wider">Date</th>
<th class="px-4 py-3 text-left text-xs font-medium text-gray-500 uppercase tracking-wider">Open</th>
<th class="px-4 py-3 text-left text-xs font-medium text-gray-500 uppercase tracking-wider">High</th>
<th class="px-4 py-3 text-left text-xs font-medium text-gray-500 uppercase tracking-wider">Low</th>
<th class="px-4 py-3 text-left text-xs font-medium text-gray-500 uppercase tracking-wider">Close</th>
<th class="px-4 py-3 text-left text-xs font-medium text-gray-500 uppercase tracking-wider">Volume</th>
</tr>
</thead>
<tbody id="dataPreview" class="bg-white divide-y divide-gray-200">
<!-- Data preview will be populated here -->
</tbody>
</table>
</div>
</div>
</div>
<div class="flex justify-center space-x-4">
<button id="downloadCSV" class="bg-indigo-600 text-white py-2 px-6 rounded-lg font-medium hover:bg-indigo-700 transition duration-300 flex items-center justify-center">
<i data-feather="download" class="mr-2 h-4 w-4"></i>
Download CSV
</button>
<button id="useForTraining" class="bg-green-600 text-white py-2 px-6 rounded-lg font-medium hover:bg-green-700 transition duration-300 flex items-center justify-center">
<i data-feather="activity" class="mr-2 h-4 w-4"></i>
Use for Model Training
</button>
</div>
</div>
</section>
<!-- Data Sources Info -->
<section class="mb-16" data-aos="fade-up">
<h2 class="text-3xl font-bold text-center mb-12 text-gray-800">Available Data Sources</h2>
<div class="grid grid-cols-1 md:grid-cols-2 lg:grid-cols-3 gap-8">
<div class="bg-white p-6 rounded-xl shadow-md card-hover">
<div class="bg-indigo-100 p-3 rounded-lg inline-block mb-4">
<i data-feather="database" class="h-6 w-6 text-indigo-600"></i>
</div>
<h3 class="text-xl font-semibold mb-2 text-gray-800">Polygon.io</h3>
<p class="text-gray-600 mb-4">Professional-grade financial data API with real-time and historical market data.</p>
<div class="text-sm text-gray-500">
<span class="font-medium">Coverage:</span> Stocks, Options, Forex, Crypto
</div>
<div class="text-sm text-gray-500 mt-1">
<span class="font-medium">History:</span> Up to 20+ years
</div>
</div>
<div class="bg-white p-6 rounded-xl shadow-md card-hover">
<div class="bg-green-100 p-3 rounded-lg inline-block mb-4">
<i data-feather="bar-chart-2" class="h-6 w-6 text-green-600"></i>
</div>
<h3 class="text-xl font-semibold mb-2 text-gray-800">Yahoo Finance</h3>
<p class="text-gray-600 mb-4">Free financial data source with extensive historical data for most publicly traded companies.</p>
<div class="text-sm text-gray-500">
<span class="font-medium">Coverage:</span> Stocks, ETFs, Indices
</div>
<div class="text-sm text-gray-500 mt-1">
<span class="font-medium">History:</span> Up to full history
</div>
</div>
<div class="bg-white p-6 rounded-xl shadow-md card-hover">
<div class="bg-purple-100 p-3 rounded-lg inline-block mb-4">
<i data-feather="cloud" class="h-6 w-6 text-purple-600"></i>
</div>
<h3 class="text-xl font-semibold mb-2 text-gray-800">Alpha Vantage</h3>
<p class="text-gray-600 mb-4">Free API with historical and real-time data for global equities, forex, and cryptocurrencies.</p>
<div class="text-sm text-gray-500">
<span class="font-medium">Coverage:</span> Global Stocks, Forex, Crypto
</div>
<div class="text-sm text-gray-500 mt-1">
<span class="font-medium">History:</span> 20+ years for US stocks
</div>
</div>
<div class="bg-white p-6 rounded-xl shadow-md card-hover">
<div class="bg-blue-100 p-3 rounded-lg inline-block mb-4">
<i data-feather="box" class="h-6 w-6 text-blue-600"></i>
</div>
<h3 class="text-xl font-semibold mb-2 text-gray-800">IEX Cloud</h3>
<p class="text-gray-600 mb-4">Financial data platform with real-time and historical data for US equities and market data.</p>
<div class="text-sm text |