add admin gate

device-app/app/Http/Controllers/PurchasingInformationController.php

@@ -8,32 +8,16 @@ use Illuminate\Http\Request;
 
 class PurchasingInformationController extends Controller
 {
-    public function create()
-    {
-        return view('purchasings.create');
-    }
-
-    public function store(Request $request)
-    {
-        $formFields = $request->validate([
-            'price' => 'required',
-            'timestamp_warranty_end' => 'required',
-            'timestamp_purchase' => 'required',
-            'cost_centre' => 'required',
-        ]);
-
-        PurchasingInformation::create($formFields);
-
-        return redirect('/');
-    }
 
     public function edit(Device $device)
     {
+        $this->authorize('admin-only');
         return view('purchasings.edit', ['purchasing' => $device->purchasing]);
     }
 
     public function update(Device $device, Request $request)
     {
+        $this->authorize('admin-only');
         $formFields = $request->validate([
             'price' => 'required',
             'timestamp_warranty_end' => 'required',
@@ -45,10 +29,4 @@ class PurchasingInformationController extends Controller
 
         return redirect('/');
     }
-
-    public function destroy(PurchasingInformation $purchasing)
-    {
-        $purchasing->delete();
-        return back();
-    }
 }