apiKey

src/MultiDownloaderClient.php

@@ -4,4 +4,16 @@ namespace Nwb\MultiDownloaderClient;
 
 class MultiDownloaderClient
 {
+    private string $apiKey;
+
+    public function __construct(string $apiKey = null)
+    {
+        $apiKey = $apiKey ?? getenv('MULTI_DOWNLOADER_API_KEY');
+
+        if (!$apiKey) {
+            throw new \InvalidArgumentException('API key is required');
+        }
+
+        $this->apiKey = $apiKey;
+    }
 }