Created a 'zc' role to be used when a user is a ZC of a domain, or a site admin

app/Providers/AuthServiceProvider.php

@@ -27,8 +27,10 @@ class AuthServiceProvider extends ServiceProvider
 	{
 		$this->registerPolicies();
 
-		Gate::define('admin',function (User $o) {
-			return $o->admin === TRUE;
-		});
+		// Mailer Admin
+		Gate::define('admin',fn(User $o)=>($o->admin === TRUE));
+
+		// ZC of a Zone
+		Gate::define('zc',fn(User $o)=>(($o->admin === TRUE) || $o->ZC()));
 	}
 }

resources/views/layouts/partials/sidebar.blade.php

@@ -2,28 +2,33 @@
 	FTN Networks
 
 	@auth
+		@if($user->systems->count())
 			<dl>
 				<dt>My Systems</dt>
 				@foreach ($user->systems->sortBy('name') as $o)
 					<dd><a href="{{ url('system/addedit',['id'=>$o->id]) }}">{{ $o->name }}</a></dd>
 				@endforeach
 			</dl>
+		@endif
 	@endauth
 
+	@if(($x=\App\Models\Domain::select(['id','name'])
+		->when(((! $user) || (! $user->isAdmin())),fn($query)=>$query->public()->active())
+		->orderBy('name')
+		->get())
+		->count())
 		<dl>
 			<dt>Explore Networks</dt>
-		@foreach (\App\Models\Domain::select(['id','name'])
-			->when(((! $user) || (! $user->isAdmin())),function($query) { return $query->public()->active(); })
-			->orderBy('name')
-			->get() as $o)
+			@foreach ($x as $o)
 				@if ($o->isManaged())
 					<dd><a href="{{ url('domain/view',['id'=>$o->id]) }}">{{ $o->name }}</a></dd>
 				@endif
 			@endforeach
 		</dl>
+	@endif
 
 	@auth
-		@if ($user->isZC())
+		@can('zc')
 			<dl>
 				<dt>Network Admin</dt>
 				<dd><a href="{{ url('domain') }}">Domains</a></dd>
@@ -32,7 +37,7 @@
 				<dd><a href="{{ url('echoarea') }}">Echoareas</a></dd>
 				<dd><a href="{{ url('filearea') }}">Fileareas</a></dd>
 			</dl>
-		@endif
+		@endcan
 
 		@can('admin')
 			<dl>