Merge implementazione pagina admin

src/admin/index.php

@@ -81,7 +81,7 @@ if ($result_total_products) {
                     <li><a href="/admin/manageOrders.php">Gestione ordini</a></li>
                     <li><a href="/admin/manageProducts.php">Gestione prodotti</a></li>
                     <li><a href="/admin/manageUsers.php">Gestione utenti</a></li>
-                    <hr>
+                    <hr class="admin-divider">
                     <li><a href="../account.php">Ritorna al tuo account</a></li>
                 </ul>
             </div>

src/admin/manageOrders.php

@@ -101,7 +101,7 @@ if ($result === false) {
                     <li><a href="/admin/manageOrders.php">Gestione ordini</a></li>
                     <li><a href="/admin/manageProducts.php">Gestione prodotti</a></li>
                     <li><a href="/admin/manageUsers.php">Gestione utenti</a></li>
-                    <hr>
+                    <hr class="admin-divider">
                     <li><a href="../account.php">Ritorna al tuo account</a></li>
                 </ul>
             </div>

src/admin/manageProducts.php

@@ -22,6 +22,95 @@ if ($role !== 'admin') {
     http_response_code(403);
     die("Accesso negato. Solo gli amministratori possono accedere a questa sezione.");
 }
+
+// Gestione aggiornamenti
+if ($_SERVER['REQUEST_METHOD'] == 'POST' && isset($_POST['save'])) {
+    $product_id = $_POST['product_id'];
+    $name = $_POST['name'];
+    $description = $_POST['description'];
+    $category_id = $_POST['category_id'];
+    $price = $_POST['price'];
+    $stock = $_POST['stock'];
+
+    // Gestione immagine
+    $image_path = basename($_POST['current_image']);
+    if (isset($_FILES['image']) && $_FILES['image']['error'] == 0) {
+        $target_dir = "../img/";
+        $image_name = basename($_FILES["image"]["name"]);
+        $target_file = $target_dir . $image_name;
+        $imageFileType = strtolower(pathinfo($target_file, PATHINFO_EXTENSION));
+        // Controlli base
+        if (in_array($imageFileType, ['jpg', 'png', 'jpeg', 'gif'])) {
+            if (move_uploaded_file($_FILES["image"]["tmp_name"], $target_file)) {
+                $image_path = $image_name;
+            }
+        }
+    }
+
+    // Update DB
+    $sql_update = "UPDATE Products SET ProductName = ?, Description = ?, CategoryID = ?, Price = ?, StockQuantity = ?, ImagePath = ? WHERE ProductID = ?";
+    $stmt_update = $conn->prepare($sql_update);
+    $stmt_update->bind_param("ssidisi", $name, $description, $category_id, $price, $stock, $image_path, $product_id);
+    $stmt_update->execute();
+    $stmt_update->close();
+
+    // Redirect
+    header("Location: manageProducts.php");
+    exit();
+}
+
+// Gestione aggiunta nuovo prodotto
+if ($_SERVER['REQUEST_METHOD'] == 'POST' && isset($_POST['add'])) {
+    $name = $_POST['name'];
+    $description = $_POST['description'];
+    $category_id = $_POST['category_id'];
+    $price = $_POST['price'];
+    $stock = $_POST['stock'];
+    $image_path = '';
+
+    if (isset($_FILES['image']) && $_FILES['image']['error'] == 0) {
+        $target_dir = "../img/";
+        $image_name = basename($_FILES["image"]["name"]);
+        $target_file = $target_dir . $image_name;
+        $imageFileType = strtolower(pathinfo($target_file, PATHINFO_EXTENSION));
+        if (in_array($imageFileType, ['jpg', 'png', 'jpeg', 'gif'])) {
+            if (move_uploaded_file($_FILES["image"]["tmp_name"], $target_file)) {
+                $image_path = $image_name;
+            }
+        }
+    }
+
+    $sql_insert = "INSERT INTO Products (ProductName, Description, CategoryID, Price, StockQuantity, ImagePath) VALUES (?, ?, ?, ?, ?, ?)";
+    $stmt_insert = $conn->prepare($sql_insert);
+    $stmt_insert->bind_param("ssidis", $name, $description, $category_id, $price, $stock, $image_path);
+    $stmt_insert->execute();
+    $stmt_insert->close();
+
+    header("Location: manageProducts.php");
+    exit();
+}
+
+// Ottieni categorie
+$categories = [];
+$sql_cat = "SELECT CategoryID, Name FROM Categories";
+$stmt_cat = $conn->prepare($sql_cat);
+$stmt_cat->execute();
+$result_cat = $stmt_cat->get_result();
+while ($row = $result_cat->fetch_assoc()) {
+    $categories[] = $row;
+}
+$stmt_cat->close();
+
+// Ottieni prodotti
+$products = [];
+$sql_prod = "SELECT ProductID, ProductName, Description, Price, StockQuantity, ImagePath, CategoryID FROM Products";
+$stmt_prod = $conn->prepare($sql_prod);
+$stmt_prod->execute();
+$result_prod = $stmt_prod->get_result();
+while ($row = $result_prod->fetch_assoc()) {
+    $products[] = $row;
+}
+$stmt_prod->close();
 ?>
 
 <!DOCTYPE html>
@@ -32,6 +121,22 @@ if ($role !== 'admin') {
     <title>Gestione Prodotti - TechStore</title>
     <link rel="stylesheet" href="/assets/style.css">
     <script src="/assets/js/cart.js"></script>
+    <script>
+
+        function adjustStock(input, delta) {
+            var value = parseInt(input.value) + delta;
+            if (value < 0) value = 0;
+            input.value = value;
+        }
+
+        function toggleAddProductPanel() {
+            var panel = document.getElementById('add-product-panel');
+            var button = document.getElementById('toggle-add-product');
+            if (!panel || !button) return;
+            var collapsed = panel.classList.toggle('collapsed');
+            button.textContent = collapsed ? 'Nuovo prodotto' : 'Chiudi aggiunta prodotto';
+        }
+    </script>
 </head>
 <body>
     <header style="display: flex; justify-content: space-between; align-items: center; padding: 10px; background-color: #f2f2f2; border-bottom: 1px solid #ddd;">
@@ -55,13 +160,96 @@ if ($role !== 'admin') {
                     <li><a href="/admin/manageOrders.php">Gestione ordini</a></li>
                     <li><a href="/admin/manageProducts.php">Gestione prodotti</a></li>
                     <li><a href="/admin/manageUsers.php">Gestione utenti</a></li>
-                    <hr>
+                    <hr class="admin-divider">
                     <li><a href="../account.php">Ritorna al tuo account</a></li>
                 </ul>
             </div>
             <div class="my-container">
-                <h1>Gestione prodotti</h1>
+                <h1>Gestione Prodotti</h1>
-                <p>WIP</p>
+                <button id="toggle-add-product" class="toggle-button" type="button" onclick="toggleAddProductPanel()">Nuovo prodotto</button>
+                <section id="add-product-panel" class="add-product-panel collapsed">
+                    <h2>Aggiungi nuovo prodotto</h2>
+                    <form class="add-product-form" action="" method="post" enctype="multipart/form-data">
+                        <div class="form-row">
+                            <label for="new-name">Nome</label>
+                            <input id="new-name" class="product-name-input" type="text" name="name" required>
+                        </div>
+                        <div class="form-row">
+                            <label for="new-description">Descrizione</label>
+                            <textarea id="new-description" class="product-description-textarea" name="description" required></textarea>
+                        </div>
+                        <div class="form-row">
+                            <label for="new-category">Categoria</label>
+                            <select id="new-category" class="product-category-select" name="category_id" required>
+                                <?php foreach ($categories as $cat): ?>
+                                    <option value="<?php echo $cat['CategoryID']; ?>"><?php echo htmlspecialchars($cat['Name']); ?></option>
+                                <?php endforeach; ?>
+                            </select>
+                        </div>
+                        <div class="form-row">
+                            <label for="new-price">Prezzo</label>
+                            <input id="new-price" class="product-price-input" type="number" name="price" step="0.01" required>
+                        </div>
+                        <div class="form-row">
+                            <label for="new-stock">Stock</label>
+                            <input id="new-stock" class="stock-input" type="number" name="stock" min="0" value="0" required>
+                        </div>
+                        <div class="form-row">
+                            <label for="new-image">Immagine</label>
+                            <input id="new-image" class="product-image-input" type="file" name="image" accept="image/*">
+                        </div>
+                        <button class="save-button" type="submit" name="add">Aggiungi prodotto</button>
+                    </form>
+                </section>
+                <table class="product-table">
+                    <thead>
+                        <tr>
+                            <th>ID</th>
+                            <th>Nome</th>
+                            <th>Descrizione</th>
+                            <th>Categoria</th>
+                            <th>Prezzo</th>
+                            <th>Stock</th>
+                            <th>Immagine</th>
+                            <th>Azioni</th>
+                        </tr>
+                    </thead>
+                    <tbody>
+                        <?php foreach ($products as $product): ?>
+                        <tr class="product-row">
+                            <form class="product-form" action="" method="post" enctype="multipart/form-data">
+                                <td class="product-id-cell"><?php echo $product['ProductID']; ?><input type="hidden" name="product_id" value="<?php echo $product['ProductID']; ?>"></td>
+                                <td class="product-name-cell"><input class="product-name-input" type="text" name="name" value="<?php echo htmlspecialchars($product['ProductName']); ?>" required></td>
+                                <td class="product-description-cell"><textarea class="product-description-textarea" name="description" required><?php echo htmlspecialchars($product['Description']); ?></textarea></td>
+                                <td class="product-category-cell">
+                                    <select class="product-category-select" name="category_id" required>
+                                        <?php foreach ($categories as $cat): ?>
+                                            <option value="<?php echo $cat['CategoryID']; ?>" <?php if ($cat['CategoryID'] == $product['CategoryID']) echo 'selected'; ?>><?php echo htmlspecialchars($cat['Name']); ?></option>
+                                        <?php endforeach; ?>
+                                    </select>
+                                </td>
+                                <td class="product-price-cell"><input class="product-price-input" type="number" name="price" step="0.01" value="<?php echo $product['Price']; ?>" required></td>
+                                <td class="product-stock-cell">
+                                    <div class="stock-control">
+                                        <button type="button" class="stock-button" onclick="adjustStock(this.nextElementSibling, -1)">-</button>
+                                        <input class="stock-input" type="number" name="stock" min="0" value="<?php echo $product['StockQuantity']; ?>" required>
+                                        <button type="button" class="stock-button" onclick="adjustStock(this.previousElementSibling, 1)">+</button>
+                                    </div>
+                                </td>
+                                <td class="product-image-cell">
+                                    <?php $image_display = '/img/' . ltrim($product['ImagePath'], '/'); ?>
+                                    <img class="product-image-preview" src="<?php echo htmlspecialchars($image_display); ?>" alt="Immagine"><br>
+                                    <div class="image-upload">
+                                        <input class="product-image-input" type="file" name="image" accept="image/*">
+                                        <input type="hidden" name="current_image" value="<?php echo htmlspecialchars(basename($product['ImagePath'])); ?>">
+                                    </div>
+                                </td>
+                                <td class="product-action-cell"><button class="save-button" type="submit" name="save">Salva</button></td>
+                            </form>
+                        </tr>
+                        <?php endforeach; ?>
+                    </tbody>
+                </table>
             </div>
         </div>
     <?php else: ?>

src/admin/manageUsers.php

@@ -106,7 +106,7 @@ if ($result === false) {
                     <li><a href="/admin/manageOrders.php">Gestione ordini</a></li>
                     <li><a href="/admin/manageProducts.php">Gestione prodotti</a></li>
                     <li><a href="/admin/manageUsers.php">Gestione utenti</a></li>
-                    <hr>
+                    <hr class="admin-divider">
                     <li><a href="../account.php">Ritorna al tuo account</a></li>
                 </ul>
             </div>

src/assets/style.css

@@ -256,6 +256,149 @@ form button:hover {
     padding: 20px;
 }
 
+.product-table {
+    width: 100%;
+    border-collapse: collapse;
+    margin-top: 20px;
+}
+
+.product-table th,
+.product-table td {
+    border: 1px solid #ddd;
+    padding: 12px;
+    vertical-align: top;
+}
+
+.product-table th {
+    background-color: #f8f9fa;
+    font-weight: 700;
+    text-align: left;
+}
+
+.product-row:hover {
+    background-color: #f7f9fb;
+}
+
+.add-product-panel {
+    margin-bottom: 24px;
+    padding: 18px;
+    border: 1px solid #ddd;
+    border-radius: 8px;
+    background-color: #fdfdfd;
+}
+
+.add-product-panel h2 {
+    margin-top: 0;
+    margin-bottom: 16px;
+    color: #333;
+    font-size: 1.25rem;
+}
+
+.add-product-form {
+    display: grid;
+    gap: 16px;
+}
+
+.add-product-form .form-row {
+    display: grid;
+    gap: 8px;
+}
+
+.add-product-form label {
+    font-weight: 600;
+    color: #444;
+}
+
+.toggle-button {
+    padding: 10px 16px;
+    background-color: #17a2b8;
+    color: #fff;
+    border: none;
+    border-radius: 4px;
+    cursor: pointer;
+    margin-bottom: 16px;
+}
+
+.toggle-button:hover {
+    background-color: #117a8b;
+}
+
+.add-product-panel.collapsed {
+    display: none;
+}
+
+.product-name-input,
+.product-description-textarea,
+.product-category-select,
+.product-price-input,
+.stock-input,
+.product-image-input {
+    width: 100%;
+    padding: 10px;
+    border: 1px solid #ccc;
+    border-radius: 4px;
+    box-sizing: border-box;
+}
+
+.product-description-textarea {
+    min-height: 80px;
+    resize: vertical;
+}
+
+.stock-control {
+    display: flex;
+    align-items: center;
+    gap: 8px;
+}
+
+.stock-button {
+    width: 32px;
+    height: 32px;
+    border: none;
+    border-radius: 4px;
+    background-color: #007bff;
+    color: #fff;
+    cursor: pointer;
+}
+
+.stock-button:hover {
+    background-color: #0056b3;
+}
+
+.product-image-preview {
+    max-width: 100px;
+    display: block;
+    margin-bottom: 8px;
+}
+
+.image-upload {
+    display: flex;
+    flex-direction: column;
+    gap: 8px;
+}
+
+.save-button {
+    padding: 10px 16px;
+    background-color: #28a745;
+    color: #fff;
+    border: none;
+    border-radius: 4px;
+    cursor: pointer;
+}
+
+.save-button:hover {
+    background-color: #218838;
+}
+
+.admin-divider{
+    display: block;
+    height: 1px;
+    border: 0;
+    border-top: 1px solid #ddd;
+    margin: 1em 0;
+    padding: 0;
+}
+
 .admin-stats-grid {
     display: grid;
     grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));