From 77ac661f52fc1ff43e68a832dd79dd65023283a8 Mon Sep 17 00:00:00 2001
From: Dennis Eichhorn <spl1nes.com@googlemail.com>
Date: Thu, 7 Feb 2019 00:05:31 +0100
Subject: [PATCH] phpcs+phpstan fixes

---
 Admin/Install/Navigation.php     | 2 +-
 Controller/BackendController.php | 6 +++---
 Models/Invoice.php               | 3 ++-
 Models/InvoiceElement.php        | 2 ++
 4 files changed, 8 insertions(+), 5 deletions(-)

diff --git a/Admin/Install/Navigation.php b/Admin/Install/Navigation.php
index 18990cd..01def01 100644
--- a/Admin/Install/Navigation.php
+++ b/Admin/Install/Navigation.php
@@ -36,7 +36,7 @@ class Navigation
      *
      * @since  1.0.0
      */
-    public static function install(string $path = null, DatabasePool $dbPool = null) : void
+    public static function install(string $path, DatabasePool $dbPool) : void
     {
         \Modules\Navigation\Admin\Installer::installExternal($dbPool, ['path' => __DIR__ . '/Navigation.install.json']);
     }
diff --git a/Controller/BackendController.php b/Controller/BackendController.php
index c197711..bf1ac67 100644
--- a/Controller/BackendController.php
+++ b/Controller/BackendController.php
@@ -40,7 +40,7 @@ final class BackendController extends Controller
      * @since  1.0.0
      * @codeCoverageIgnore
      */
-    public function viewBillingInvoiceList(RequestAbstract $request, ResponseAbstract $response, $data = null) : \Serializable
+    public function viewBillingInvoiceList(RequestAbstract $request, ResponseAbstract $response, $data = null) : RenderableInterface
     {
         $view = new View($this->app, $request, $response);
         $view->setTemplate('/Modules/Billing/Theme/Backend/invoice-list');
@@ -59,7 +59,7 @@ final class BackendController extends Controller
      * @since  1.0.0
      * @codeCoverageIgnore
      */
-    public function viewBillingInvoiceCreate(RequestAbstract $request, ResponseAbstract $response, $data = null) : \Serializable
+    public function viewBillingInvoiceCreate(RequestAbstract $request, ResponseAbstract $response, $data = null) : RenderableInterface
     {
         $view = new View($this->app, $request, $response);
         $view->setTemplate('/Modules/Billing/Theme/Backend/invoice-create');
@@ -78,7 +78,7 @@ final class BackendController extends Controller
      * @since  1.0.0
      * @codeCoverageIgnore
      */
-    public function viewBillingPurchaInvoiceList(RequestAbstract $request, ResponseAbstract $response, $data = null) : \Serializable
+    public function viewBillingPurchaInvoiceList(RequestAbstract $request, ResponseAbstract $response, $data = null) : RenderableInterface
     {
         $view = new View($this->app, $request, $response);
         $view->setTemplate('/Modules/Billing/Theme/Backend/purchase-invoice-list');
diff --git a/Models/Invoice.php b/Models/Invoice.php
index 927cb08..e78fa69 100644
--- a/Models/Invoice.php
+++ b/Models/Invoice.php
@@ -138,10 +138,11 @@ class Invoice implements \JsonSerializable
     private $trackings = [];
 
     private $elements = [];
+
     /**
      * Reference to other invoice (delivery note/credit note etc).
      *
-     * @var \DateTime
+     * @var int
      * @since 1.0.0
      */
     private $reference = 0;
diff --git a/Models/InvoiceElement.php b/Models/InvoiceElement.php
index c4e5a6c..b4897d6 100644
--- a/Models/InvoiceElement.php
+++ b/Models/InvoiceElement.php
@@ -14,6 +14,8 @@ declare(strict_types=1);
 
 namespace Modules\Billing\Models;
 
+use phpOMS\Localization\Money;
+
 /**
  * Invoice class.
  *