add 'adding content' chapter

app/src/Action/Page.php

@@ -2,50 +2,79 @@
 
 namespace Lubian\NoFramework\Action;
 
-use Lubian\NoFramework\Model\MarkdownPage;
-use Lubian\NoFramework\Repository\MarkdownPageFilesystem;
-use Lubian\NoFramework\Repository\MarkdownPageRepo;
+use Lubian\NoFramework\Exception\InternalServerError;
+use Lubian\NoFramework\Template\MarkdownParser;
 use Lubian\NoFramework\Template\Renderer;
-use Parsedown;
 use Psr\Http\Message\ResponseInterface;
 
+use function array_filter;
+use function array_map;
+use function array_values;
+use function file_get_contents;
+use function glob;
 use function preg_replace;
+use function str_contains;
 use function str_replace;
+use function substr;
 
 class Page
 {
     public function __construct(
         private ResponseInterface $response,
-        private MarkdownPageRepo $repo,
-        private Parsedown $parsedown,
+        private MarkdownParser $parser,
         private Renderer $renderer,
-    ){}
+        private string $pagesPath = __DIR__ . '/../../data/pages/'
+    ) {
+    }
+
     public function show(
         string $page,
     ): ResponseInterface {
-        $page = $this->repo->byTitle($page);
-        $content = $this->linkFilter($page->content);
-        $content = $this->parsedown->parse($content);
-        $html = $this->renderer->render('page', ['content' => $content, 'title' => $page->title]);
+        $page = array_values(
+            array_filter(
+                $this->getPages(),
+                fn (string $filename) => str_contains($filename, $page)
+            )
+        )[0];
+        $markdown = file_get_contents($page);
+
+        // fix the next and previous buttons to work with our routing
+        $markdown = preg_replace('/\(\d\d-/m', '(', $markdown);
+        $markdown = str_replace('.md)', ')', $markdown);
+
+        $page = str_replace([$this->pagesPath, '.md'], ['', ''], $page);
+        $data = [
+            'title' => substr($page, 3),
+            'content' => $this->parser->parse($markdown),
+        ];
+        $html = $this->renderer->render('page/show', $data);
         $this->response->getBody()->write($html);
         return $this->response;
     }
 
     public function list(): ResponseInterface
     {
-        $pages = array_map(
-            fn (MarkdownPage $p) => ['title' => $p->title, 'id' => $p->id],
-            $this->repo->all()
-        );
-        $html = $this->renderer->render('pagelist', ['pages' => $pages]);
+        $pages = array_map(function (string $page) {
+            $page = str_replace([$this->pagesPath, '.md'], ['', ''], $page);
+            return [
+                'id' => substr($page, 0, 2),
+                'title' => substr($page, 3),
+            ];
+        }, $this->getPages());
+        $html = $this->renderer->render('page/list', ['pages' => $pages]);
         $this->response->getBody()->write($html);
         return $this->response;
-
     }
 
-    private function linkFilter(string $content): string
+    /**
+     * @return string[]
+     */
+    private function getPages(): array
     {
-        $content = preg_replace('/\(\d\d-/m', '(', $content);
-        return str_replace('.md)', ')', $content);
+        $files = glob($this->pagesPath . '*.md');
+        if ($files === false) {
+            throw new InternalServerError('cannot read pages');
+        }
+        return $files;
     }
 }