add file preview

Reviewed-on: sites/file-explorer#6

src/Objects/DirContent.php

@@ -6,22 +6,25 @@ namespace App\Objects;
 
 use SplFileInfo;
 
-class DirContent
+readonly class DirContent
 {
     private function __construct(
-        private readonly string $name,
-        private readonly int $size,
-        private readonly string $type,
-    )
-    {
+        private string $name,
+        private int $size,
+        private string $type,
+        private string $path,
+        private string $content,
+    ) {
     }
 
-    public static function make(SplFileInfo $fileInfo): DirContent
+    public static function make(SplFileInfo $fileInfo, string $content = ''): DirContent
     {
         return new self(
             $fileInfo->getBasename(),
             $fileInfo->getSize() ?? 0,
             $fileInfo->getType() ?? 'N/A',
+            $fileInfo->getPath(),
+            $content
         );
     }
 
@@ -44,10 +47,20 @@ class DirContent
         return $this->type;
     }
 
-    private function getHumanReadableSize()
+    public function getPath(): string
+    {
+        return $this->path;
+    }
+
+    public function getContent(): string
+    {
+        return $this->content;
+    }
+
+    private function getHumanReadableSize(): string
     {
         $bytes = $this->size;
-        $size = array('B', 'kB', 'MB', 'GB', 'TB', 'PB', 'EB', 'ZB', 'YB');
+        $size = ['B', 'kB', 'MB', 'GB', 'TB', 'PB', 'EB', 'ZB', 'YB'];
         $factor = floor((strlen((string) $bytes) - 1) / 3);
 
         return sprintf("%.1f %s", $bytes / (1024 ** $factor), $size[$factor]);