Add payment status

app/Repos/Payment/PaymentStatusRepo.php

@@ -0,0 +1,27 @@
+<?php
+
+namespace App\Repos\Payment;
+
+class PaymentStatusRepo
+{
+    /**
+     * Resource has been paid
+     */
+    public const PAID = 'paid';
+
+    /**
+     * Resource has not been paid
+     */
+    public const UNPAID = 'unpaid';
+
+    /**
+     * Payment statuses
+     */
+    public static function values(): array
+    {
+        return [
+            self::PAID => __('Paid'),
+            self::UNPAID => __('Unpaid'),
+        ];
+    }
+}