if ($category_id == NULL || $category_id == FALSE) {
$category_id = 1;
}
// Get product and category data
$current_category = $categoryDB->getCategory($category_id);
$categories = $categoryDB->getCategories();
$products = $productDB->getProductsByCategory($category_id);
// Display the product list
include 'product_list.php';
} else {
if ($action == 'delete_product') {
// Get the IDs
$product_id = filter_input(INPUT_POST, 'product_id', FILTER_VALIDATE_INT);
$category_id = filter_input(INPUT_POST, 'category_id', FILTER_VALIDATE_INT);
// Delete the product
$productDB->deleteProduct($product_id);
// Display the Product List page for the current category
header("Location: .?category_id={$category_id}");
} else {
if ($action == 'show_add_form') {
$categories = $categoryDB->getCategories();
include 'product_add.php';
} else {
if ($action == 'add_product') {
$category_id = filter_input(INPUT_POST, 'category_id', FILTER_VALIDATE_INT);
$code = filter_input(INPUT_POST, 'code');
$name = filter_input(INPUT_POST, 'name');
$price = filter_input(INPUT_POST, 'price');
if ($category_id == NULL || $category_id == FALSE || $code == NULL || $name == NULL || $price == NULL || $price == FALSE) {
$error = "Invalid product data. Check all fields and try again.";
include '../errors/error.php';
if ($category_id == NULL || $category_id == FALSE) {
$category_id = 1;
}
// Get product and category data
$current_category = CategoryDB::getCategory($category_id);
$categories = CategoryDB::getCategories();
$products = ProductDB::getProductsByCategory($category_id);
// Display the product list
include 'product_list.php';
} else {
if ($action == 'delete_product') {
// Get the IDs
$product_id = filter_input(INPUT_POST, 'product_id', FILTER_VALIDATE_INT);
$category_id = filter_input(INPUT_POST, 'category_id', FILTER_VALIDATE_INT);
// Delete the product
ProductDB::deleteProduct($product_id);
// Display the Product List page for the current category
header("Location: .?category_id={$category_id}");
} else {
if ($action == 'show_add_form') {
$categories = CategoryDB::getCategories();
include 'product_add.php';
} else {
if ($action == 'add_product') {
$category_id = filter_input(INPUT_POST, 'category_id', FILTER_VALIDATE_INT);
$code = filter_input(INPUT_POST, 'code');
$name = filter_input(INPUT_POST, 'name');
$price = filter_input(INPUT_POST, 'price');
if ($category_id == NULL || $category_id == FALSE || $code == NULL || $name == NULL || $price == NULL || $price == FALSE) {
$error = "Invalid product data. Check all fields and try again.";
include '../errors/error.php';
