Initial commit

src/RecursiveDocumentLocator.php

@@ -0,0 +1,30 @@
+<?php
+
+use Illuminate\Support\Collection;
+use PDF\Document;
+
+class RecursiveDocumentLocator
+{
+    private DocumentFactory $documentFactory;
+
+    public function __construct(?DocumentFactory $documentFactory = null)
+    {
+        $this->documentFactory = $documentFactory ?? new DocumentFactory();
+    }
+
+    /**
+     * @return Collection<Document>|Document[]
+     */
+    public function findDocuments(string $directory): Collection
+    {
+        $iterator = new RecursiveIteratorIterator(
+            new RecursiveDirectoryIterator($directory),
+            RecursiveIteratorIterator::SELF_FIRST
+        );
+
+        return collect($iterator)
+            ->filter(static fn(SplFileInfo $fileInfo) => $fileInfo->isFile())
+            ->filter(static fn(SplFileInfo $fileInfo) => preg_match('/.pdf$/i', $fileInfo->getBasename()))
+            ->map(fn(SplFileInfo $fileInfo) => $this->documentFactory->createDocument($fileInfo));
+    }
+}