add support for deleting service option

Author: DaneEveritt

app/Http/Controllers/Admin/ServiceController.php

@@ -156,6 +156,24 @@ public function postOption(Request $request, $option)
         return redirect()->route('admin.services.option', $option)->withInput();
     }
 
+    public function deleteOption(Request $request, $option)
+    {
+        try {
+            $service = Models\ServiceOptions::select('parent_service')->where('id', $option)->first();
+            $repo = new ServiceRepository\Option;
+            $repo->delete($option);
+
+            Alert::success('Successfully deleted that option.')->flash();
+            return redirect()->route('admin.services.service', $service->parent_service);
+        } catch (DisplayException $ex) {
+            Alert::danger($ex->getMessage())->flash();
+        } catch (\Exception $ex) {
+            Log::error($ex);
+            Alert::danger('An error was encountered while attempting to delete this option.')->flash();
+        }
+        return redirect()->route('admin.services.option', $option);
+    }
+
     public function postOptionVariable(Request $request, $option, $variable)
     {
         if ($variable === 'new') {

app/Http/Routes/AdminRoutes.php

@@ -388,6 +388,10 @@ public function map(Router $router) {
                 'uses' => 'Admin\ServiceController@postOption'
             ]);
 
+            $router->delete('/option/{id}', [
+                'uses' => 'Admin\ServiceController@deleteOption'
+            ]);
+
             $router->post('/option/{option}/{variable}', [
                 'as' => 'admin.services.option.variable',
                 'uses' => 'Admin\ServiceController@postOptionVariable'

app/Repositories/ServiceRepository/Option.php

@@ -73,6 +73,28 @@ public function create($service, array $data)
         return $option->id;
     }
 
+    public function delete($id)
+    {
+        $option = Models\ServiceOptions::findOrFail($id);
+        $servers = Models\Server::where('option', $option->id)->get();
+
+        if (count($servers) !== 0) {
+            throw new DisplayException('You cannot delete an option that has servers attached to it currently.');
+        }
+
+        DB::beginTransaction();
+
+        try {
+            Models\ServiceVariables::where('option_id', $option->id)->delete();
+            $option->delete();
+
+            DB::commit();
+        } catch (\Exception $ex) {
+            DB::rollBack();
+            throw $ex;
+        }
+    }
+
     public function update($id, array $data)
     {
         $option = Models\ServiceOptions::findOrFail($id);

resources/views/admin/services/options/view.blade.php

@@ -185,6 +185,18 @@
             @endforeach
         </tbody>
     </table>
+    <form action="{{ route('admin.services.option', $option->id) }}" method="POST">
+        <div class="row">
+            <div class="col-md-12">
+                <div class="alert alert-danger">
+                    Deleting an option is an irreversible action. An option can <em>only</em> be deleted if no servers are associated with it.
+                </div>
+                {!! csrf_field() !!}
+                {!! method_field('DELETE') !!}
+                <input type="submit" class="btn btn-sm btn-danger pull-right" value="Delete Option" />
+            </div>
+        </div>
+    </form>
 </div>
 <script>
 $(document).ready(function () {