Added import system

app/Service/Import/Importers/ImporterProvider.php

@@ -0,0 +1,37 @@
+<?php
+
+declare(strict_types=1);
+
+namespace App\Service\Import\Importers;
+
+class ImporterProvider
+{
+    private array $importers = [
+        'toggl_time_entries' => TogglTimeEntriesImporter::class,
+    ];
+
+    /**
+     * @param  class-string<ImporterContract>  $importer
+     */
+    public function registerImporter(string $type, string $importer): void
+    {
+        $this->importers[$type] = $importer;
+    }
+
+    /**
+     * @return array<string>
+     */
+    public function getImporterKeys(): array
+    {
+        return array_keys($this->importers);
+    }
+
+    public function getImporter(string $type): ImporterContract
+    {
+        if (! array_key_exists($type, $this->importers)) {
+            throw new \InvalidArgumentException('Invalid importer type');
+        }
+
+        return new $this->importers[$type];
+    }
+}