fix: missing purchase fetch

bin/backend/utils/ERPEntities.js

@@ -36,6 +36,12 @@ define('package/quiqqer/erp/bin/backend/utils/ERPEntities', function() {
                 case 'QUI\\ERP\\Accounting\\Contracts\\Contract':
                     return 'package/quiqqer/contracts/bin/backend/controls/panels/Contract';
 
+                case 'QUI\\ERP\\Purchasing\\Processes\\PurchasingProcessDraft':
+                    return 'package/quiqqer/purchasing/bin/js/backend/controls/panels/processes/ProcessDraft';
+
+                case 'QUI\\ERP\\Purchasing\\Processes\\PurchasingProcess':
+                    return 'package/quiqqer/purchasing/bin/js/backend/controls/panels/processes/Process';
+
                 default:
                     console.error('missing', entityType);
             }

src/QUI/ERP/Processes.php

@@ -84,7 +84,12 @@ public function getEntity($entityHash, $entityPlugin = false): ErpEntityInterfac
 
         if ($entityPlugin === false || $entityPlugin === 'quiqqer/purchasing') {
             try {
-                // @todo quiqqer/purchasing
+                return QUI\ERP\Purchasing\Processes\Handler::getPurchasingProcess($entityHash);
+            } catch (\Exception) {
+            }
+
+            try {
+                return QUI\ERP\Purchasing\Processes\Handler::getPurchasingProcessDraft($entityHash);
             } catch (\Exception) {
             }
         }