//getting record by id
$id = $_GET['id'];
$item = ItemManager::GetById($id);
echo json_encode($item);
} else {
//getting all records
$items = ItemManager::GetAllItems();
echo json_encode($items);
}
break;
case "PUT":
$newRecordData = fopen("php://input", "r");
$data = stream_get_contents($newRecordData);
fclose($newRecordData);
parse_str($data);
$newId = ItemManager::AddNewItem($desc, $price, $quantity);
echo "The item {$desc} has been inserted with the id {$newId}.";
break;
case "POST":
$id = $_POST["id"];
if (isset($id) && $id != 0 && !empty($id)) {
$desc = $_POST["desc"];
$price = $_POST["price"];
$quantity = $_POST["quantity"];
$rows = ItemManager::UpdateItem($id, $desc, $price, $quantity);
echo "Rows updated: {$rows}.";
} else {
echo "Please enter a valid item id to update.";
}
break;
case "DELETE":
