refactor: use custom imap client

Signed-off-by: Sebastian Krupinski <krupinski01@gmail.com>

lib/Client/Command/StatusCommand.php

@@ -0,0 +1,118 @@
+<?php
+
+declare(strict_types=1);
+
+namespace KTXM\ProviderImap\Client\Command;
+
+use KTXM\ProviderImap\Client\Command\Result\StatusResult;
+use KTXM\ProviderImap\Client\ImapException;
+use KTXM\ProviderImap\Client\Protocol\RequestFrame;
+use KTXM\ProviderImap\Client\Protocol\Response\TaggedResponse;
+use KTXM\ProviderImap\Client\Protocol\Response\UntaggedResponse;
+use KTXM\ProviderImap\Client\Protocol\ResponseStream;
+use KTXM\ProviderImap\Client\SessionContext;
+use KTXM\ProviderImap\Client\SessionState;
+
+/**
+ * @implements CommandInterface<StatusResult>
+ */
+final class StatusCommand implements CommandInterface
+{
+    private readonly StatusResponseParser $statusResponseParser;
+
+    /**
+     * @param list<string> $items
+     */
+    public function __construct(
+        private readonly string $mailbox,
+        private readonly array $items = ['MESSAGES', 'UNSEEN'],
+        ?StatusResponseParser $statusResponseParser = null,
+    ) {
+        $this->statusResponseParser = $statusResponseParser ?? new StatusResponseParser();
+    }
+
+    public function name(): string
+    {
+        return 'STATUS';
+    }
+
+    public function allowedStates(): array
+    {
+        return [
+            SessionState::Authenticated,
+            SessionState::Selected,
+        ];
+    }
+
+    public function encode(string $tag, SessionContext $context): RequestFrame
+    {
+        unset($tag, $context);
+
+        return new RequestFrame(sprintf(
+            'STATUS %s (%s)',
+            $this->quote($this->mailbox),
+            implode(' ', $this->normalizeItems($this->items)),
+        ));
+    }
+
+    public function handle(ResponseStream $responses, SessionContext $context): StatusResult
+    {
+        unset($context);
+
+        $items = [];
+        $mailbox = $this->mailbox;
+
+        foreach ($responses as $response) {
+            if ($response instanceof UntaggedResponse && $response->label() === 'STATUS') {
+                [$mailbox, $items] = $this->statusResponseParser->parse($response->payload());
+                continue;
+            }
+
+            if ($response instanceof TaggedResponse) {
+                if (!$response->isOk()) {
+                    throw new ImapException('STATUS failed: ' . $response->text());
+                }
+
+                return new StatusResult($mailbox, $items);
+            }
+        }
+
+        throw new ImapException('STATUS did not receive a tagged completion response.');
+    }
+
+    /**
+     * @param list<string> $items
+     * @return list<string>
+     */
+    private function normalizeItems(array $items): array
+    {
+        $normalized = [];
+
+        foreach ($items as $item) {
+            $item = strtoupper(trim($item));
+            if ($item === '') {
+                continue;
+            }
+
+            if (!preg_match('/^[A-Z0-9.-]+$/', $item)) {
+                throw new ImapException('Invalid STATUS item: ' . $item);
+            }
+
+            if (in_array($item, $normalized, true)) {
+                continue;
+            }
+
+            $normalized[] = $item;
+        }
+
+        if ($normalized === []) {
+            throw new ImapException('STATUS requires at least one data item.');
+        }
+
+        return $normalized;
+    }
+    private function quote(string $value): string
+    {
+        return '"' . addcslashes($value, "\\\"") . '"';
+    }
+}