feat: Reader beginning

src/Domain/Reader/Application/Response/ChapterPagesResponse.php

@@ -0,0 +1,58 @@
+<?php
+
+declare(strict_types=1);
+
+namespace App\Domain\Reader\Application\Response;
+
+use App\Domain\Reader\Domain\Model\Page;
+
+final class ChapterPagesResponse
+{
+    /** @var array<PageResponse> */
+    private array $pages;
+    private int $totalItems;
+    private int $currentPage;
+    private int $itemsPerPage;
+
+    /**
+     * @param array<Page> $pages
+     */
+    public function __construct(array $pages, int $totalItems, int $currentPage, int $itemsPerPage)
+    {
+        $this->pages = array_map(
+            static fn (Page $page) => new PageResponse($page),
+            $pages
+        );
+        $this->totalItems = $totalItems;
+        $this->currentPage = $currentPage;
+        $this->itemsPerPage = $itemsPerPage;
+    }
+
+    /**
+     * @return array<PageResponse>
+     */
+    public function getPages(): array
+    {
+        return $this->pages;
+    }
+
+    public function getTotalItems(): int
+    {
+        return $this->totalItems;
+    }
+
+    public function getCurrentPage(): int
+    {
+        return $this->currentPage;
+    }
+
+    public function getItemsPerPage(): int
+    {
+        return $this->itemsPerPage;
+    }
+
+    public function getTotalPages(): int
+    {
+        return (int) ceil($this->totalItems / $this->itemsPerPage);
+    }
+}