add features

frontend/src/hooks/usePermissions.ts

@@ -1,13 +1,27 @@
 import { useAuth } from '../contexts/AuthContext';
+import { AusruestungKategorie } from '../types/equipment.types';
 
 export function usePermissions() {
   const { user } = useAuth();
   const groups = user?.groups ?? [];
 
+  const isAdmin         = groups.includes('dashboard_admin');
+  const isFahrmeister   = groups.includes('dashboard_fahrmeister');
+  const isZeugmeister   = groups.includes('dashboard_zeugmeister');
+
   return {
-    isAdmin:         groups.includes('dashboard_admin'),
-    canChangeStatus:    groups.includes('dashboard_admin') || groups.includes('dashboard_fahrmeister'),
-    canManageEquipment: groups.includes('dashboard_admin') || groups.includes('dashboard_fahrmeister'),
+    isAdmin,
+    isFahrmeister,
+    isZeugmeister,
+    canChangeStatus:    isAdmin || isFahrmeister || isZeugmeister,
+    canManageEquipment: isAdmin || isFahrmeister || isZeugmeister,
+    canManageMotorizedEquipment:    isAdmin || isFahrmeister,
+    canManageNonMotorizedEquipment: isAdmin || isZeugmeister,
+    canManageCategory: (kategorie: AusruestungKategorie | null | undefined): boolean => {
+      if (isAdmin) return true;
+      if (!kategorie) return false;
+      return kategorie.motorisiert ? isFahrmeister : isZeugmeister;
+    },
     groups,
   };
 }