Basic implementation of payment methods

app/Domains/Admin/Actions/CreateTenant/CreateTenantAction.php

@@ -2,6 +2,8 @@
 
 namespace App\Domains\Admin\Actions\CreateTenant;
 
+use App\Models\AvailablePaymentMethod;
+use App\Models\PaymentMethod;
 use App\Models\Tenant;
 
 class CreateTenantAction
@@ -29,6 +31,18 @@ class CreateTenantAction
             'has_active_instance' => true,
         ]);
 
+        foreach (PaymentMethod::all() as $paymentMethod) {
+            $defaults = PaymentMethod::DEFAULTS[$paymentMethod->slug] ?? ['name' => $paymentMethod->slug, 'description' => null];
+
+            AvailablePaymentMethod::create([
+                'tenant' => $tenant->slug,
+                'slug' => $paymentMethod->slug,
+                'name' => $defaults['name'],
+                'description' => $defaults['description'],
+                'active' => true,
+            ]);
+        }
+
         $response->success = true;
         $response->message = 'Stamm wurde angelegt.';
         $response->slug = $tenant->slug;

app/Domains/Admin/Actions/RemovePaymentMethodUsage/RemovePaymentMethodUsageAction.php

@@ -0,0 +1,32 @@
+<?php
+
+namespace App\Domains\Admin\Actions\RemovePaymentMethodUsage;
+
+use App\Mail\EventReportMails\PaymentMethodsExhaustedMail;
+use App\Models\AvailablePaymentMethod;
+use Illuminate\Support\Facades\Mail;
+
+class RemovePaymentMethodUsageAction
+{
+    public function execute(AvailablePaymentMethod $availablePaymentMethod): void
+    {
+        foreach ($availablePaymentMethod->events()->get() as $event) {
+            $event->paymentMethods()->detach($availablePaymentMethod->id);
+
+            $remainingActive = $event->paymentMethods()->where('active', true)->count();
+            if ($remainingActive === 0 && $event->registration_allowed) {
+                $event->registration_allowed = false;
+                $event->save();
+
+                $recipients = $event->eventManagers;
+                if ($event->costUnit !== null) {
+                    $recipients = $recipients->merge($event->costUnit->treasurers);
+                }
+
+                foreach ($recipients->unique('id') as $recipient) {
+                    Mail::to($recipient->email)->send(new PaymentMethodsExhaustedMail($event));
+                }
+            }
+        }
+    }
+}

app/Domains/Admin/Actions/UpdateAvailablePaymentMethod/UpdateAvailablePaymentMethodAction.php

@@ -0,0 +1,33 @@
+<?php
+
+namespace App\Domains\Admin\Actions\UpdateAvailablePaymentMethod;
+
+use App\Domains\Admin\Actions\RemovePaymentMethodUsage\RemovePaymentMethodUsageAction;
+
+class UpdateAvailablePaymentMethodAction
+{
+    public function __construct(private UpdateAvailablePaymentMethodRequest $request)
+    {
+    }
+
+    public function execute(): UpdateAvailablePaymentMethodResponse
+    {
+        $response = new UpdateAvailablePaymentMethodResponse();
+        $wasActive = $this->request->availablePaymentMethod->active;
+
+        $this->request->availablePaymentMethod->update([
+            'name' => $this->request->name,
+            'description' => $this->request->description,
+            'active' => $this->request->active,
+        ]);
+
+        if ($wasActive && !$this->request->active) {
+            (new RemovePaymentMethodUsageAction())->execute($this->request->availablePaymentMethod);
+        }
+
+        $response->success = true;
+        $response->message = 'Zahlungsmethode wurde gespeichert.';
+
+        return $response;
+    }
+}

app/Domains/Admin/Actions/UpdateAvailablePaymentMethod/UpdateAvailablePaymentMethodRequest.php

@@ -0,0 +1,16 @@
+<?php
+
+namespace App\Domains\Admin\Actions\UpdateAvailablePaymentMethod;
+
+use App\Models\AvailablePaymentMethod;
+
+class UpdateAvailablePaymentMethodRequest
+{
+    public function __construct(
+        public AvailablePaymentMethod $availablePaymentMethod,
+        public string $name,
+        public ?string $description,
+        public bool $active,
+    ) {
+    }
+}

app/Domains/Admin/Actions/UpdateAvailablePaymentMethod/UpdateAvailablePaymentMethodResponse.php

@@ -0,0 +1,9 @@
+<?php
+
+namespace App\Domains\Admin\Actions\UpdateAvailablePaymentMethod;
+
+class UpdateAvailablePaymentMethodResponse
+{
+    public bool $success = false;
+    public string $message = '';
+}