refactored code

Signed-off-by: Maurice Preuß (envoyr) <hello@envoyr.com>

src/Id/Resources/PaymentMethods.php

@@ -0,0 +1,49 @@
+<?php
+
+namespace Anikeen\Id\Resources;
+
+use Anikeen\Id\Concerns\HasBillable;
+use Anikeen\Id\Exceptions\RequestRequiresClientIdException;
+use Anikeen\Id\Result;
+use GuzzleHttp\Exception\GuzzleException;
+
+class PaymentMethods extends BaseCollection
+{
+    use HasBillable;
+
+    /**
+     * Check if current user has at least one payment method.
+     *
+     * @throws RequestRequiresClientIdException
+     * @throws GuzzleException
+     */
+    public function hasPaymentMethod(): bool
+    {
+        return $this->result->count() > 0;
+    }
+
+    /**
+     * Get default payment method from the current user.
+     *
+     * @throws RequestRequiresClientIdException
+     * @throws GuzzleException
+     */
+    public function defaultPaymentMethod(): PaymentMethod
+    {
+        return (new PaymentMethod($this->billable->request('GET', 'v1/payment-methods/default')))
+            ->setBillable($this->billable);
+    }
+
+    /**
+     * {@inheritDoc}
+     */
+    public function find(string $id): ?PaymentMethod
+    {
+        $result = $this->billable->request('GET', sprintf('v1/payment-methods/%s', $id));
+
+        return $result->success()
+            ? (new PaymentMethod($result))
+                ->setBillable($this->billable)
+            : null;
+    }
+}