tambah function semakan billplz

app/Services/BillplzService.php

@@ -0,0 +1,49 @@
+<?php
+
+namespace App\Services;
+
+use Billplz\Client as BillplzClient;
+use Http\Client\Common\HttpMethodsClient;
+use GuzzleHttp\Client as GuzzleHttpClient;
+use Http\Message\MessageFactory\GuzzleMessageFactory;
+use Laravie\Codex\Exceptions\NotFoundException;
+
+class BillplzService
+{
+    protected $client;
+
+    public function __construct()
+    {
+        // Buat HttpMethodsClient dengan GuzzleHttpClient dan GuzzleMessageFactory
+        $http = new HttpMethodsClient(
+            new GuzzleHttpClient(), // Guzzle HTTP client
+            new GuzzleMessageFactory() // Guzzle message factory untuk request dan response
+        );
+
+        // Get API key dan base URL dari environment
+        $apiKey = env('BILLPLZ_API_KEY');
+        $baseUrl = env('BILLPLZ_API_URL', 'https://api.billplz.com'); // Default production URL
+
+        // Mencipta client Billplz dengan adapter HTTP
+        $this->client = new BillplzClient($http, $apiKey, $baseUrl);
+    }
+
+    public function testGetBill(string $billId)
+    {
+        try {
+            // Minta details bill berdasarkan ID
+            $response = $this->client->bill()->get($billId);
+
+            // Pastikan respons berjaya
+            if ($response->isSuccessful()) {
+                return $response->toArray(); // Kembalikan hasil dalam bentuk array
+            }
+
+            return ['error' => 'Request failed', 'details' => $response->toArray()];
+        } catch (NotFoundException $e) {
+            return ['error' => 'Bill not found', 'details' => $e->getMessage()];
+        } catch (\Throwable $e) {
+            return ['error' => 'Unexpected error', 'details' => $e->getMessage()];
+        }
+    }
+}