public/lab9/task1/index.html - main - Cooolprogrammers/web-nodejs-labs

public/lab9/task1/index.html
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darkvoid6@mail.ru
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18 дек 2025, 07:59
18 дек 2025, 07:59f2c4f06
<!DOCTYPE html>
<html lang="ru">
<head>
    <meta charset="UTF-8">
    <title>ЛР9 - Задание 1 - Статистика и поиск</title>
    <style>
        body { 
            font-family: 'Courier New', monospace; 
            max-width: 1200px; 
            margin: 2em auto; 
            padding: 0 20px;
            background: #0a0a0a;
            color: #00ff41;
        }
        body::before {
            content: '';
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: linear-gradient(to bottom, transparent 90%, rgba(0, 255, 65, 0.03));
            pointer-events: none;
            z-index: 1;
        }
        h1, h2, h3 {
            color: #00ff41;
            text-shadow: 0 0 10px #00ff41;
            letter-spacing: 1px;
            text-transform: uppercase;
        }
        h1 { border-bottom: 2px solid #00ff41; padding-bottom: 10px; }
        h2 { color: #00cc33; margin-bottom: 30px; }
        h3 { border-bottom: 1px solid #00ff41; padding-bottom: 8px; margin-bottom: 20px; }
        
        .stats-panel, .search-panel {
            background: linear-gradient(135deg, #001a00, #003300);
            padding: 20px;
            margin-bottom: 20px;
            border: 2px solid #00ff41;
            box-shadow: 0 0 20px rgba(0, 255, 65, 0.2);
        }
        
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 15px;
            margin-top: 15px;
        }
        .stat-card {
            background: rgba(0, 20, 0, 0.9);
            padding: 20px;
            text-align: center;
            border: 1px solid #00ff41;
            transition: all 0.3s ease;
        }
        .stat-card:hover {
            border-color: #00ff88;
            box-shadow: 0 0 20px rgba(0, 255, 65, 0.3);
            transform: translateY(-2px);
        }
        .stat-value {
            font-size: 24px;
            font-weight: bold;
            color: #00ff41;
            text-shadow: 0 0 10px #00ff41;
        }
        .stat-label {
            color: #00cc33;
            margin-top: 5px;
            font-size: 0.9em;
        }
        
        .search-form {
            display: flex;
            gap: 10px;
            margin-bottom: 10px;
        }
        .search-input {
            flex: 1;
            padding: 10px;
            border: 2px solid #006600;
            font-size: 16px;
            background: #001a00;
            color: #00ff41;
            font-family: 'Courier New', monospace;
        }
        .search-input:focus {
            outline: none;
            border-color: #00ff41;
            box-shadow: 0 0 15px rgba(0, 255, 65, 0.3);
        }
        .search-btn, button[onclick="loadAllProducts()"] {
            padding: 10px 20px;
            background: #003300;
            color: #00ff41;
            border: 1px solid #00ff41;
            cursor: pointer;
            font-family: 'Courier New', monospace;
            text-transform: uppercase;
            letter-spacing: 1px;
            transition: all 0.3s ease;
        }
        .search-btn:hover, button[onclick="loadAllProducts()"]:hover {
            background: #00ff41;
            color: #000;
            transform: translateY(-2px);
            box-shadow: 0 0 15px rgba(0, 255, 65, 0.3);
        }
        
        .products-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
            gap: 20px;
            margin-top: 20px;
        }
        .product-card {
            background: rgba(0, 20, 0, 0.9);
            border: 1px solid #00cc33;
            padding: 15px;
            transition: all 0.2s;
        }
        .product-card:hover {
            border-color: #00ff41;
            box-shadow: 0 0 15px rgba(0, 255, 65, 0.2);
        }
        .product-title {
            font-weight: bold;
            font-size: 18px;
            margin-bottom: 10px;
            color: #00ff41;
            text-transform: uppercase;
        }
        .product-price {
            color: #00ff41;
            font-weight: bold;
            font-size: 16px;
        }
        .product-amount {
            color: #00cc33;
            margin-top: 5px;
        }
        
        .loading {
            text-align: center;
            padding: 40px;
            color: #00cc33;
            font-style: italic;
            border: 1px dashed #006600;
            background: rgba(0, 20, 0, 0.5);
        }
        .error {
            background: rgba(50, 0, 0, 0.8);
            color: #ff3333;
            padding: 15px;
            border: 1px solid #ff3333;
            margin: 10px 0;
        }
        
        @media (max-width: 768px) {
            .stats-grid { grid-template-columns: 1fr; }
            .search-form { flex-direction: column; }
            .products-grid { grid-template-columns: 1fr; }
        }
    </style>
</head>
<body>
    <h1>ЛР9 - ЗАДАНИЕ 1</h1>
    <h2>📊 СТАТИСТИКА СКЛАДА И ПОИСК</h2>
    
    <div class="stats-panel">
        <h3>📈 СТАТИСТИКА СКЛАДА</h3>
        <div class="stats-grid" id="statsContainer">
            <div class="loading">ЗАГРУЗКА...</div>
        </div>
    </div>

    <div class="search-panel">
        <h3>🔍 ПОИСК ТОВАРОВ</h3>
        <form class="search-form" id="searchForm">
            <input type="text" class="search-input" id="searchInput" 
                   placeholder="НАЗВАНИЕ ТОВАРА...">
            <button type="submit" class="search-btn">НАЙТИ</button>
        </form>
        <button onclick="loadAllProducts()">ВСЕ ТОВАРЫ</button>
    </div>

    <div id="productsContainer">
        <div class="loading">ВВЕДИТЕ ЗАПРОС ИЛИ НАЖМИТЕ "ВСЕ ТОВАРЫ"</div>
    </div>

    <script>
        const API_BASE = '/api/lab9/task1';

        function formatPrice(cents) {
            return (cents / 100).toLocaleString('ru-RU', {
                style: 'currency',
                currency: 'RUB'
            });
        }

        function formatTotalValue(cents) {
            const rubles = cents / 100;
            if (rubles >= 1000000) return (rubles / 1000000).toFixed(1) + ' МЛН ₽';
            if (rubles >= 1000) return (rubles / 1000).toFixed(0) + ' ТЫС ₽';
            return formatPrice(cents);
        }

        async function loadStats() {
            try {
                const response = await fetch(`${API_BASE}/stock`);
                const stats = await response.json();
                document.getElementById('statsContainer').innerHTML = `
                    <div class="stat-card">
                        <div class="stat-value">${stats.total_products || 0}</div>
                        <div class="stat-label">НАИМЕНОВАНИЙ</div>
                    </div>
                    <div class="stat-card">
                        <div class="stat-value">${stats.total_items || 0}</div>
                        <div class="stat-label">ЕДИНИЦ</div>
                    </div>
                    <div class="stat-card">
                        <div class="stat-value">${formatTotalValue(stats.total_value || 0)}</div>
                        <div class="stat-label">СТОИМОСТЬ</div>
                    </div>
                `;
            } catch (error) {
                document.getElementById('statsContainer').innerHTML = 
                    `<div class="error">ОШИБКА: ${error.message}</div>`;
            }
        }

        async function searchProducts(query) {
            const container = document.getElementById('productsContainer');
            container.innerHTML = '<div class="loading">ПОИСК...</div>';
            try {
                const response = await fetch(`${API_BASE}/products?q=${encodeURIComponent(query)}`);
                const products = await response.json();
                if (products.length === 0) {
                    container.innerHTML = '<div class="loading">НЕ НАЙДЕНО</div>';
                    return;
                }
                container.innerHTML = `
                    <h3>НАЙДЕНО: ${products.length}</h3>
                    <div class="products-grid">
                        ${products.map(p => `
                            <div class="product-card">
                                <div class="product-title">${p.title}</div>
                                <div class="product-price">${formatPrice(p.price)}</div>
                                <div class="product-amount">СКЛАД: ${p.amount} ШТ.</div>
                            </div>
                        `).join('')}
                    </div>
                `;
            } catch (error) {
                container.innerHTML = `<div class="error">ОШИБКА: ${error.message}</div>`;
            }
        }

        async function loadAllProducts() {
            document.getElementById('searchInput').value = '';
            await searchProducts('');
        }

        document.getElementById('searchForm').addEventListener('submit', function(e) {
            e.preventDefault();
            const query = document.getElementById('searchInput').value.trim();
            if (query.length >= 1) searchProducts(query);
            else alert('ВВЕДИТЕ МИНИМУМ 1 СИМВОЛ');
        });

        window.addEventListener('load', loadStats);
    </script>
</body>
</html>