#include "welcome_page.hpp"

namespace simple_object_storage {

std::string welcome_page() {
    return R"(
<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Simple Object Storage</title>
    <style>
        body {
            font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
            line-height: 1.6;
            margin: 0;
            padding: 0;
            background-color: #f5f7fa;
            color: #2d3748;
        }
        .container {
            max-width: 800px;
            margin: 0 auto;
            padding: 2rem;
        }
        header {
            text-align: center;
            margin-bottom: 3rem;
            padding: 2rem 0;
            background-color: #fff;
            border-radius: 8px;
            box-shadow: 0 2px 4px rgba(0,0,0,0.1);
        }
        h1 {
            color: #2b6cb0;
            margin: 0;
            font-size: 2.5rem;
        }
        .subtitle {
            color: #4a5568;
            margin-top: 0.5rem;
            font-size: 1.2rem;
        }
        .features {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 1.5rem;
            margin-top: 2rem;
        }
        .feature-card {
            background: white;
            padding: 1.5rem;
            border-radius: 8px;
            box-shadow: 0 2px 4px rgba(0,0,0,0.1);
        }
        .feature-card h3 {
            color: #2b6cb0;
            margin-top: 0;
        }
        .endpoints {
            background: white;
            padding: 1.25rem;
            border-radius: 8px;
            margin-top: 2rem;
            box-shadow: 0 2px 4px rgba(0,0,0,0.1);
        }
        .endpoints h2 {
            color: #2b6cb0;
            margin: 0 0 1rem 0;
            font-size: 1.5rem;
        }
        .endpoint-group {
            margin-bottom: 1.25rem;
        }
        .endpoint-group:last-child {
            margin-bottom: 0;
        }
        .endpoint-group h3 {
            color: #4a5568;
            font-size: 1.1rem;
            margin: 0 0 0.5rem 0;
            padding-bottom: 0.25rem;
            border-bottom: 1px solid #e2e8f0;
        }
        .endpoint-list {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .endpoint-list li {
            margin-bottom: 0.5rem;
            padding: 0.5rem;
            background: #f8fafc;
            border-radius: 4px;
            display: flex;
            align-items: center;
            font-size: 0.95rem;
        }
        .endpoint-list li:last-child {
            margin-bottom: 0;
        }
        .endpoint-method {
            font-weight: bold;
            color: #2b6cb0;
            margin-right: 0.5rem;
            min-width: 50px;
        }
        .endpoint-path {
            font-family: 'Courier New', Courier, monospace;
            background: #edf2f7;
            padding: 0.15rem 0.3rem;
            border-radius: 3px;
            margin-right: 0.75rem;
        }
        .endpoint-desc {
            color: #4a5568;
        }
        .endpoint-param {
            color: #805ad5;
            font-weight: 500;
        }
    </style>
</head>
<body>
    <div class="container">
        <header>
            <h1>Simple Object Storage</h1>
            <p class="subtitle">A lightweight, simple object storage service</p>
        </header>

        <div class="features">
            <div class="feature-card">
                <h3>Simple Storage</h3>
                <p>Store and retrieve objects using unique hashes or label:tag combinations.</p>
            </div>
            <div class="feature-card">
                <h3>RESTful API</h3>
                <p>Access objects through a clean, intuitive REST API interface.</p>
            </div>
        </div>

        <div class="endpoints">
            <h2>API Endpoints</h2>
            
            <div class="endpoint-group">
                <h3>Directory Operations</h3>
                <ul class="endpoint-list">
                    <li>
                        <span class="endpoint-method">GET</span>
                        <span class="endpoint-path">/dir</span>
                        <span class="endpoint-desc">List all objects in the storage</span>
                    </li>
                </ul>
            </div>

            <div class="endpoint-group">
                <h3>Operations</h3>
                <ul class="endpoint-list">
                    <li>
                        <span class="endpoint-method">GET</span>
                        <span class="endpoint-path">/<span class="endpoint-param">{label:tag|hash}</span></span>
                        <span class="endpoint-desc">Retrieve an object</span>
                    </li>
                    <li>
                        <span class="endpoint-method">GET</span>
                        <span class="endpoint-path">/hash/<span class="endpoint-param">label:tag</span></span>
                        <span class="endpoint-desc">Get hash for a label:tag</span>
                    </li>
                    <li>
                        <span class="endpoint-method">GET</span>
                        <span class="endpoint-path">/version/<span class="endpoint-param">label:tag</span></span>
                        <span class="endpoint-desc">Get version for a label:tag</span>
                    </li>
                    <li>
                        <span class="endpoint-method">GET</span>
                        <span class="endpoint-path">/exists/<span class="endpoint-param">{label:tag|hash}</span></span>
                        <span class="endpoint-desc">Check if an object exists</span>
                    </li>
                    <li>
                        <span class="endpoint-method">GET</span>
                        <span class="endpoint-path">/meta/<span class="endpoint-param">{label:tag|hash}</span></span>
                        <span class="endpoint-desc">Get object metadata</span>
                    </li>
                </ul>
            </div>

        </div>
    </div>
</body>
</html>
)";
}

} // namespace simple_object_storage 
