test s3 connection before set up

src/Domain/Settings/Actions/TestS3ConnectionAction.php

@@ -0,0 +1,32 @@
+<?php
+namespace Domain\Settings\Actions;
+
+use Storage;
+use Domain\Settings\DTO\S3CredentialsData;
+
+class TestS3ConnectionAction
+{
+    public function __invoke(S3CredentialsData $credentials): void
+    {
+        // Set temporary s3 connection
+        config([
+            'filesystems.disks.s3' => [
+                'driver'   => 's3',
+                'key'      => $credentials->key,
+                'secret'   => $credentials->secret,
+                'region'   => $credentials->region,
+                'bucket'   => $credentials->bucket,
+                'endpoint' => $credentials->endpoint,
+            ],
+        ]);
+
+        // Try to get files
+        Storage::disk('s3')->allFiles();
+
+        // Try to create folder
+        Storage::disk('s3')->makeDirectory('s3-test');
+
+        // Delete test folder
+        Storage::disk('s3')->deleteDirectory('s3-test');
+    }
+}

src/Domain/Settings/Controllers/StoreStorageCredentialsController.php

@@ -3,10 +3,19 @@ namespace Domain\Settings\Controllers;
 
 use Artisan;
 use Illuminate\Http\Response;
+use Aws\S3\Exception\S3Exception;
+use League\Flysystem\UnableToWriteFile;
+use Domain\Settings\DTO\S3CredentialsData;
+use Domain\Settings\Actions\TestS3ConnectionAction;
 use Domain\Settings\Requests\StoreStorageCredentialsRequest;
 
 class StoreStorageCredentialsController
 {
+    public function __construct(
+        private TestS3ConnectionAction $testS3Connection,
+    ) {
+    }
+
     /**
      * Set new email credentials to .env file
      */
@@ -15,6 +24,20 @@ class StoreStorageCredentialsController
         // Abort in demo mode
         abort_if(is_demo(), 204, 'Done.');
 
+        // Test s3 credentials
+        if ($request->input('storage.driver') !== 'local') {
+            try {
+                // connect to the s3
+                ($this->testS3Connection)(S3CredentialsData::fromRequest($request));
+            } catch (S3Exception | UnableToWriteFile $error) {
+                return response([
+                    'type'    => 's3-connection-error',
+                    'title'   => 'S3 Connection Error',
+                    'message' => $error->getMessage(),
+                ], 401);
+            }
+        }
+
         if (! app()->runningUnitTests()) {
             $drivers = [
                 'local' => [
@@ -34,10 +57,9 @@ class StoreStorageCredentialsController
             $driver = 'local' === $request->input('storage.driver') ? 'local' : 's3';
 
             // Storage credentials for storage
-            setEnvironmentValue(
-                $drivers[$driver]
-            );
+            setEnvironmentValue($drivers[$driver]);
 
+            // Cache the config
             Artisan::call('config:cache');
         }
 

src/Domain/Settings/DTO/S3CredentialsData.php

@@ -0,0 +1,24 @@
+<?php
+namespace Domain\Settings\DTO;
+
+use Spatie\DataTransferObject\DataTransferObject;
+
+class S3CredentialsData extends DataTransferObject
+{
+    public string $key;
+    public string $secret;
+    public string $region;
+    public string $bucket;
+    public string $endpoint;
+
+    public static function fromRequest($request): self
+    {
+        return new self([
+            'key'      => $request->input('storage.key'),
+            'secret'   => $request->input('storage.secret'),
+            'region'   => $request->input('storage.region'),
+            'bucket'   => $request->input('storage.bucket'),
+            'endpoint' => $request->input('storage.endpoint'),
+        ]);
+    }
+}