272 lines
9.5 KiB
PHP
272 lines
9.5 KiB
PHP
<?php
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declare(strict_types=1);
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@ini_set('display_errors', '1');
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@error_reporting(E_ALL);
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@date_default_timezone_set('UTC');
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require_once 'db/config.php';
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$pdo = db();
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$stmt_products = $pdo->query("SELECT * FROM products WHERE stock_quantity > 0 ORDER BY name ASC");
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$products = $stmt_products->fetchAll();
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$stmt_customers = $pdo->query("SELECT * FROM customers ORDER BY name ASC");
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$customers = $stmt_customers->fetchAll();
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?>
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<!doctype html>
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<html lang="en">
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<head>
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<meta charset="utf-8" />
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<meta name="viewport" content="width=device-width, initial-scale=1" />
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<title>POS Terminal</title>
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<link href="https://cdn.jsdelivr.net/npm/bootstrap@5.3.2/dist/css/bootstrap.min.css" rel="stylesheet">
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<link href="https://cdn.jsdelivr.net/npm/bootstrap-icons@1.11.3/font/bootstrap-icons.css" rel="stylesheet">
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<style>
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body {
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background-color: #f0f2f5;
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}
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.sidebar {
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position: fixed;
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top: 0;
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left: 0;
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height: 100%;
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width: 250px;
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background-color: #fff;
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padding-top: 1rem;
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}
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.main-content {
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margin-left: 250px;
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padding: 2rem;
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}
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.sidebar .nav-link {
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color: #333;
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font-weight: 500;
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}
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.sidebar .nav-link:hover, .sidebar .nav-link.active {
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color: #0d6efd;
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}
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.product-grid {
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display: grid;
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grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
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gap: 1rem;
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}
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.product-card {
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cursor: pointer;
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}
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.product-card:hover {
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border-color: #0d6efd;
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}
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</style>
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</head>
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<body>
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<div class="sidebar">
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<h4 class="px-3">POS System</h4>
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<ul class="nav flex-column">
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<li class="nav-item">
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<a class="nav-link" href="index.php"><i class="bi bi-grid-fill"></i> Dashboard</a>
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</li>
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<li class="nav-item">
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<a class="nav-link active" href="pos.php"><i class="bi bi-cart-check-fill"></i> POS</a>
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</li>
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<li class="nav-item">
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<a class="nav-link" href="#" data-bs-toggle="collapse" data-bs-target="#inventory-submenu" aria-expanded="false" aria-controls="inventory-submenu"><i class="bi bi-box-seam-fill"></i> Inventory</a>
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<div class="collapse" id="inventory-submenu">
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<ul class="nav flex-column ms-3">
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<li class="nav-item"><a class="nav-link" href="view_items.php">View Items</a></li>
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<li class="nav-item"><a class="nav-link" href="add_item.php">Add Item</a></li>
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</ul>
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</div>
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</li>
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<li class="nav-item">
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<a class="nav-link" href="customers.php"><i class="bi bi-people-fill"></i> Customers</a>
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</li>
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<li class="nav-item">
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<a class="nav-link" href="#"><i class="bi bi-truck"></i> Suppliers</a>
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</li>
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<li class="nav-item">
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<a class="nav-link" href="sales.php"><i class="bi bi-receipt"></i> Sales</a>
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</li>
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<li class="nav-item">
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<a class="nav-link" href="#"><i class="bi bi-wallet-fill"></i> Expenses</a>
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</li>
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<li class="nav-item">
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<a class="nav-link" href="#"><i class="bi bi-person-circle"></i> Users</a>
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</li>
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</ul>
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</div>
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<div class="main-content">
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<div class="row">
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<div class="col-md-7">
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<div class="card">
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<div class="card-body">
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<input type="text" id="productSearch" class="form-control mb-3" placeholder="Search products...">
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<div class="product-grid">
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<?php foreach ($products as $product): ?>
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<div class="card product-card" onclick="addToCart(<?= htmlspecialchars(json_encode($product)) ?>)">
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<div class="card-body text-center">
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<h6 class="card-title"><?= htmlspecialchars($product['name']) ?></h6>
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<p class="card-text text-muted"><?= htmlspecialchars((string)$product['sale_price']) ?></p>
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</div>
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</div>
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<?php endforeach; ?>
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</div>
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</div>
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</div>
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</div>
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<div class="col-md-5">
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<div class="card">
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<div class="card-body">
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<div class="mb-3">
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<label for="customer" class="form-label">Customer</label>
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<select id="customer" class="form-select">
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<option value="">Select Customer</option>
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<?php foreach ($customers as $customer): ?>
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<option value="<?= $customer['id'] ?>"><?= htmlspecialchars($customer['name']) ?></option>
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<?php endforeach; ?>
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</select>
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</div>
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<h5>Cart</h5>
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<table class="table">
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<thead>
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<tr>
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<th>Item</th>
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<th>Qty</th>
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<th>Price</th>
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<th>Total</th>
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<th></th>
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</tr>
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</thead>
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<tbody id="cart-items">
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</tbody>
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</table>
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<hr>
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<div class="d-flex justify-content-between">
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<h5>Total:</h5>
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<h5 id="cart-total">0.00</h5>
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</div>
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<div class="d-grid gap-2">
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<button class="btn btn-primary" onclick="processPayment()">Pay Now</button>
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</div>
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</div>
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</div>
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</div>
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</div>
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</div>
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<script>
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let cart = [];
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function addToCart(product) {
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const existingProduct = cart.find(item => item.id === product.id);
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if (existingProduct) {
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existingProduct.quantity++;
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} else {
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cart.push({ ...product, quantity: 1 });
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}
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renderCart();
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}
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function removeFromCart(productId) {
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const productIndex = cart.findIndex(item => item.id === productId);
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if (productIndex > -1) {
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cart.splice(productIndex, 1);
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}
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renderCart();
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}
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function updateQuantity(productId, change) {
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const product = cart.find(item => item.id === productId);
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if (product) {
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product.quantity += change;
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if (product.quantity <= 0) {
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removeFromCart(productId);
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}
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}
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renderCart();
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}
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function renderCart() {
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const cartItems = document.getElementById('cart-items');
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cartItems.innerHTML = '';
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let total = 0;
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cart.forEach(item => {
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const itemTotal = item.sale_price * item.quantity;
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total += itemTotal;
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const row = `
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<tr>
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<td>${item.name}</td>
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<td>
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<button class="btn btn-sm btn-secondary" onclick="updateQuantity(${item.id}, -1)">-</button>
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${item.quantity}
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<button class="btn btn-sm btn-secondary" onclick="updateQuantity(${item.id}, 1)">+</button>
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</td>
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<td>${item.sale_price}</td>
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<td>${itemTotal.toFixed(2)}</td>
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<td><button class="btn btn-sm btn-danger" onclick="removeFromCart(${item.id})"><i class="bi bi-x-circle"></i></button></td>
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</tr>
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`;
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cartItems.innerHTML += row;
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});
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document.getElementById('cart-total').innerText = total.toFixed(2);
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}
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function processPayment() {
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if(cart.length === 0) {
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alert("Cart is empty!");
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return;
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}
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const customerId = document.getElementById('customer').value;
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const saleData = {
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cart: cart,
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customer_id: customerId
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};
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fetch('process_sale.php', {
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method: 'POST',
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headers: {
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'Content-Type': 'application/json',
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},
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body: JSON.stringify(saleData),
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})
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.then(response => response.json())
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.then(data => {
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if (data.success) {
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cart = [];
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renderCart();
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alert(data.message);
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// Optionally, redirect to a success page or print receipt
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} else {
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alert(data.message);
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}
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})
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.catch((error) => {
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console.error('Error:', error);
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alert('An error occurred while processing the sale.');
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});
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}
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document.getElementById('productSearch').addEventListener('keyup', function() {
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const filter = this.value.toLowerCase();
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const products = document.querySelectorAll('.product-card');
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products.forEach(product => {
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const title = product.querySelector('.card-title').innerText.toLowerCase();
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if (title.includes(filter)) {
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product.style.display = '';
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} else {
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product.style.display = 'none';
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}
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});
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});
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</script>
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<script src="https://cdn.jsdelivr.net/npm/bootstrap@5.3.2/dist/js/bootstrap.bundle.min.js"></script>
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</body>
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</html>
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