initial twig

composer.json

@@ -13,4 +13,4 @@
             "Shop\\": "src/"
         }
     }
-}
+}

public/index.php

@@ -4,7 +4,6 @@ namespace Shop;
 use Psr\Http\Message\ResponseInterface as Response;
 use Psr\Http\Message\ServerRequestInterface as Request;
 use Slim\Factory\AppFactory;
-use Shop\DB\DB;
 use Shop\DB\Client;
 use Shop\DB\Order_lines;
 use Shop\DB\Products;
@@ -16,10 +15,17 @@ require __DIR__ . '/../vendor/autoload.php';
 
 $app = AppFactory::create();
 
+$loader = new \Twig\Loader\FilesystemLoader('../templates');
+$twig = new \Twig\Environment($loader, );
+
 $app->map(['GET', 'POST'], "/orders/{client}/create", function (Request $request, Response $response, array $args) {
     $db2 = new Client();
     $client = $args['client'];
     $a = $db2->getClientName($client);
+    global $twig;
+    $template = $twig->load('clientcreate.html.twig');
+    $b = $template->render();
+    $response->getBody()->write($b);
     if ($request->getMethod() == "GET") {
         $response->getBody()->write("<h1>Create order for" . $a['firstname'] . " " . $a['lastname']  . "</h1><hr/>");
         $response->getBody()->write('<form action="/orders/' . $args['client'] . '/create" method="post">');