Handling of event addons

app/Models/EventParticipant.php

@@ -14,6 +14,7 @@ use App\EventPaymentModules\DTO\RegistrationSummaryResponse;
 use App\EventPaymentModules\EventPaymentModule;
 use App\EventPaymentModules\EventPaymentModuleRegistry;
 use App\Scopes\InstancedModel;
+use Illuminate\Database\Eloquent\Relations\HasMany;
 
 
 class EventParticipant extends InstancedModel
@@ -103,6 +104,18 @@ class EventParticipant extends InstancedModel
         return $this->belongsTo(Event::class);
     }
 
+    /** Gewählte Teilnahmeoptionen (event-spezifische Pflicht-Auswahl) dieser Anmeldung. */
+    public function selectedOptions(): HasMany
+    {
+        return $this->hasMany(EventParticipantOption::class, 'event_participant_id');
+    }
+
+    /** Gebuchte Zusätze (Event-Addons) dieser Anmeldung. */
+    public function selectedAddons(): HasMany
+    {
+        return $this->hasMany(EventParticipantAddon::class, 'event_participant_id');
+    }
+
     public function user()
     {
         return $this->belongsTo(User::class);