Added ability to edit benchmarks

src/Controllers/BenchmarkController.php

@@ -60,4 +60,32 @@ class BenchmarkController extends Controller {
       ->withStatus(302);
   }
 
+  public function getEdit(Request $request, Response $response, array $args): Response {
+    $benchmark = Benchmark::where('id', $args['benchmark_id'])->first();
+
+    $view = Twig::fromRequest($request);
+    return $view->render($response, 'benchmark/edit.twig', [
+      'benchmark' => $benchmark,
+    ]);
+  }
+
+  public function postEdit(Request $request, Response $response, array $args): Response {
+    $benchmark = Benchmark::where('id', $args['benchmark_id'])->first();
+
+    $params = (array)$request->getParsedBody();
+
+    $benchmark->name = $params['benchmark_name'];
+    $benchmark->description = $params['benchmark_description'];
+    $benchmark->scoring = $params['benchmark_scoring'];
+
+    $benchmark->save();
+
+    // redirect the user back to the home page
+    $routeContext = RouteContext::fromRequest($request);
+    $routeParser = $routeContext->getRouteParser();
+    return $response
+      ->withHeader('Location', $routeParser->urlFor('benchmark.view', ['benchmark_id' => $benchmark->id]))
+      ->withStatus(302);
+  }
+
 }