setting the timezone for a user's session on login instead of every request checking and setting

src/app/Listeners/SuccessfulLogin.php

@@ -0,0 +1,33 @@
+<?php
+
+namespace App\Listeners;
+
+use Illuminate\Auth\Events\Login;
+use Illuminate\Contracts\Queue\ShouldQueue;
+use Illuminate\Queue\InteractsWithQueue;
+use Illuminate\Support\Facades\Session;
+
+class SuccessfulLogin
+{
+    /**
+     * Create the event listener.
+     *
+     * @return void
+     */
+    public function __construct()
+    {
+        //
+    }
+
+    /**
+     * Handle the event.
+     *
+     * @param  \Illuminate\Auth\Events\Login  $event
+     *
+     * @return void
+     */
+    public function handle(Login $event): void
+    {
+        Session::put('timezone_name', $event->user->timezone_name);
+    }
+}

src/app/Listeners/SuccessfulLogout.php

@@ -0,0 +1,32 @@
+<?php
+
+namespace App\Listeners;
+
+use Illuminate\Auth\Events\Logout;
+use Illuminate\Contracts\Queue\ShouldQueue;
+use Illuminate\Queue\InteractsWithQueue;
+use Illuminate\Support\Facades\Session;
+
+class SuccessfulLogout
+{
+    /**
+     * Create the event listener.
+     *
+     * @return void
+     */
+    public function __construct()
+    {
+        //
+    }
+
+    /**
+     * Handle the event.
+     *
+     * @param  \Illuminate\Auth\Events\Logout  $event
+     * @return void
+     */
+    public function handle(Logout $event)
+    {
+        Session::forget('timezone_name');
+    }
+}

src/app/Providers/EventServiceProvider.php

@@ -0,0 +1,52 @@
+<?php
+
+namespace App\Providers;
+
+use App\Listeners\SuccessfulLogin;
+//use App\Listeners\SuccessfulLogout;
+use Illuminate\Auth\Events\Login;
+//use Illuminate\Auth\Events\Logout;
+use Illuminate\Auth\Events\Registered;
+use Illuminate\Auth\Listeners\SendEmailVerificationNotification;
+use Illuminate\Foundation\Support\Providers\EventServiceProvider as ServiceProvider;
+use Illuminate\Support\Facades\Event;
+
+class EventServiceProvider extends ServiceProvider
+{
+    /**
+     * The event to listener mappings for the application.
+     *
+     * @var array<class-string, array<int, class-string>>
+     */
+    protected $listen = [
+        Registered::class => [
+            SendEmailVerificationNotification::class,
+        ],
+        Login::class => [
+            SuccessfulLogin::class,
+        ],
+        /*Logout::class => [
+            SuccessfulLogout::class,
+        ],*/
+    ];
+
+    /**
+     * Register any events for your application.
+     *
+     * @return void
+     */
+    public function boot()
+    {
+        //
+    }
+
+    /**
+     * Determine if events and listeners should be automatically discovered.
+     *
+     * @return bool
+     */
+    public function shouldDiscoverEvents()
+    {
+        return false;
+    }
+}