feat: initial version

Signed-off-by: Sebastian Krupinski <root@LAPTOP-7DVOR6NC>

lib/Client/Mailbox.php

@@ -0,0 +1,33 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Gricob\IMAP;
+
+class Mailbox
+{
+    private const ATTRIBUTE_NOSELECT = '\Noselect';
+
+    public array $flags = [];
+    public int $exists = 0;
+    public int $recent = 0;
+    public ?int $unseen = null;
+    public ?int $uidValidity = null;
+    public ?int $uidNext = null;
+    public array $permanentFlags = [];
+
+    /**
+     * @param list<string> $nameAttributes
+     */
+    public function __construct(
+        public array $nameAttributes,
+        public string $hierarchyDelimiter,
+        public string $name,
+    ) {
+    }
+
+    public function isSelectable(): bool
+    {
+        return !in_array(self::ATTRIBUTE_NOSELECT, $this->nameAttributes);
+    }
+}