Merge pull request #198 from context-hub/hotfix/import-variables

feat: Add VariablesConfigMerger to handle variable merging in configuration

Author: butschster

src/Application/Bootloader/ConfigLoaderBootloader.php

@@ -8,6 +8,7 @@
 use Butschster\ContextGenerator\Config\Import\Merger\ConfigMergerInterface;
 use Butschster\ContextGenerator\Config\Import\Merger\ConfigMergerProviderInterface;
 use Butschster\ContextGenerator\Config\Import\Merger\ConfigMergerRegistry;
+use Butschster\ContextGenerator\Config\Import\Merger\VariablesConfigMerger;
 use Butschster\ContextGenerator\Config\Loader\ConfigLoaderFactory;
 use Butschster\ContextGenerator\Config\Loader\ConfigLoaderFactoryInterface;
 use Butschster\ContextGenerator\Config\Loader\ConfigLoaderInterface;
@@ -119,8 +120,11 @@ interface: ConfigLoaderInterface::class,
         ];
     }
 
-    public function init(DocumentConfigMerger $documentConfigMerger): void
-    {
+    public function init(
+        DocumentConfigMerger $documentConfigMerger,
+        VariablesConfigMerger $variablesConfigMerger,
+    ): void {
         $this->registerMerger($documentConfigMerger);
+        $this->registerMerger($variablesConfigMerger);
     }
 }

src/Config/Import/Merger/VariablesConfigMerger.php

@@ -0,0 +1,23 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Butschster\ContextGenerator\Config\Import\Merger;
+
+use Butschster\ContextGenerator\Application\Logger\LoggerPrefix;
+use Butschster\ContextGenerator\Config\Import\Source\ImportedConfig;
+
+#[LoggerPrefix(prefix: 'variables-merger')]
+final readonly class VariablesConfigMerger extends AbstractConfigMerger
+{
+    protected function performMerge(array $mainSection, array $importedSection, ImportedConfig $importedConfig): array
+    {
+        // Merge the variables from the imported config into the main config
+        return [...$importedSection, ...$mainSection];
+    }
+
+    public function getConfigKey(): string
+    {
+        return 'variables';
+    }
+}