Cost units can be edited

app/Resources/CostUnitResource.php

@@ -0,0 +1,43 @@
+<?php
+
+namespace App\Resources;
+
+use App\Models\CostUnit;
+use App\ValueObjects\Amount;
+
+class CostUnitResource {
+    private CostUnit $costUnit;
+
+    public function __construct(CostUnit $costUnit) {
+        $this->costUnit = $costUnit;
+    }
+
+    public function toArray($request) {
+        $totalAmount = 0;
+        $donatedAmount = 0;
+
+        $countNewInvoices = 0;
+        $countApprovedInvoices = 0;
+        $countDonatedInvoices = 0;
+        $countDeniedInvoices = 0;
+
+
+        $data = array_merge(
+            $this->costUnit->toArray(),
+            [
+                'distanceAllowanceSmall' => new Amount($this->costUnit->distance_allowance, '')->toString(),
+                'distanceAllowanceFull' => new Amount($this->costUnit->distance_allowance, ' Euro')->toString(),
+                'totalAmount' => new Amount($totalAmount, ' Euro')->toString(),
+                'donatedAmount' => new Amount($donatedAmount, ' Euro')->toString(),
+                'countNewInvoices' => $countNewInvoices,
+                'countApprovedInvoices' => $countApprovedInvoices,
+                'countDonatedInvoices' => $countDonatedInvoices,
+                'countDeniedInvoices' => $countDeniedInvoices,
+                'treasurers' => $this->costUnit->tresurers()->get()->map(fn($user) => new UserResource($user))->toArray(),
+            ]);
+
+
+        return $data;
+    }
+}
+