/**
  * @param \Seat\Notifications\Http\Validation\GroupIntegration $request
  *
  * @return \Illuminate\Http\RedirectResponse
  */
 public function postAddIntegrations(GroupIntegration $request)
 {
     $group = NotificationGroup::findOrFail($request->input('id'));
     // Attach the integrations to the group.
     foreach ($request->integrations as $integration_id) {
         $integration = Integration::find($integration_id);
         // Make sure only one integration type is added.
         if ($group->integrations->contains('type', $integration->type)) {
             return redirect()->back()->with('warning', 'A ' . $integration->type . ' integration already exists. Please choose another type.');
         }
         // Add the integration
         if (!$group->integrations->contains($integration_id)) {
             $group->integrations()->attach(Integration::findOrFail($integration_id));
         }
     }
     return redirect()->back()->with('success', 'Integrations Added!');
 }
 /**
  * @param int $integration_id
  *
  * @return \Illuminate\Http\RedirectResponse
  */
 public function getDeleteIntegration(int $integration_id)
 {
     Integration::findOrFail($integration_id)->delete();
     return redirect()->back()->with('success', 'Integration deleted!');
 }