feat: Show metadata title

src/Controller/MainController.php

@@ -9,9 +9,16 @@ use Symfony\Component\Finder\Finder;
 use Symfony\Component\HttpFoundation\Response;
 use Symfony\Component\Process\Process;
 use Symfony\Component\Routing\Attribute\Route;
+use Symfony\Component\Yaml\Yaml;
 
 final class MainController extends AbstractController
 {
+    #[Route('/', 'app_root')]
+    public function root(): Response
+    {
+        return $this->index('.index');
+    }
+
     #[Route('/sync', 'app_sync')]
     public function sync(): Response
     {
@@ -32,15 +39,18 @@ final class MainController extends AbstractController
         // ---------------------------------------------- Get file contents ---
 
         $fullPath = sprintf(
-            '%s/var/data/%s',
+            '%s/var/data/%s.md',
             $this->getParameter('kernel.project_dir'),
             $path,
         );
 
         $fs = new Filesystem();
-        if (!$fs->exists($fullPath)) throw $this->createNotFoundException();
-        $contents = $fs->readFile($fullPath);
+        $contents = $fs->exists($fullPath) ? $fs->readFile($fullPath) : null;
 
+        [
+            'data' => $metadata,
+            'text' => $text
+        ] = $this->extractMetadata($contents);
 
         // -------------------------------------------------- Get data tree ---
 
@@ -52,8 +62,6 @@ final class MainController extends AbstractController
         // Convert flat list into a nested tree
         $tree = [];
         foreach ($finder as $file) {
-            /** @var SplFileInfo $file */
-
             $current = &$tree;
 
             // Dunno why it is undefined, it works
@@ -66,16 +74,42 @@ final class MainController extends AbstractController
                 $current = &$current[$part];
             }
 
-            $current[] = $file;
-
-            //usort($current, fn($a, $b) => strcmp(implode('/', $a), implode('/', $b)));
+            $current[$file->getFilenameWithoutExtension()] = [];
         }
 
         return $this->render('main/index.html.twig', [
             'path'     => $path,
-            'contents' => $contents,
+            'contents' => $text,
+            'metadata' => $metadata,
             'tree'     => $tree,
             'version'  => (new Process(['git', '-C', $gitDir, 'log', '-1', '--oneline']))->mustRun()->getOutput(),
         ]);
     }
+
+    /**
+     * Parses all YAML metadata blocks in a given string and returns the text
+     * without such blocks.
+     */
+    private function extractMetadata(?string $text): array
+    {
+        if ($text === null) return ['data' => null, 'text' => null];
+
+        $start = strpos($text, "---\n");
+        $end = strpos($text, "...\n", $start) ?: strpos($text, "---\n", $start + 4);
+
+        // No more moteadata, return as is. Recursion stop condition
+        if ($start === false or $end === false) {
+            return ['text' => $text, 'data' => []];
+        }
+
+        $yaml = Yaml::parse(substr($text, $start + 4, $end - $start - 4));
+        $rest = substr($text, 0, $start) . substr($text, $end + 4);
+
+        // Recurse until there's no more metadata blocks, overwriting as we go
+        $nextIteration = $this->extractMetadata($rest);
+        return [
+            'data' => $nextIteration['data'] + $yaml,
+            'text' => $nextIteration['text'],
+        ];
+    }
 }

templates/main/index.html.twig

@@ -1,39 +1,49 @@
 {% extends 'base.html.twig' %}
 
-{% block title %}{{ path }} | Gaisen{% endblock %}
+{% block title %}{{ metadata.title|default(path) }} | Gaisen{% endblock %}
 
-{% macro render_tree(tree) %}
+{% macro render_tree(tree, prefix = '') %}
     <ul>
-        {% for key, value in tree %}
-            <li>
-                {% if value is iterable and value|length > 0 %}
-                    {{ key }}
-                    {{ _self.render_tree(value) }} {# Recursive call #}
-                {% else %}
-                    <a href="{{ path('app_index', {
-                        path: value.relativePathname
-                    }) }}">
-                        {{ value.filename }}
-                    </a>
-                {% endif %}
-            </li>
-        {% endfor %}
+    {% for name, subtree in tree %}
+        <li>
+            <a href="{{ path('app_index', {
+                path: prefix ~ name
+            }) }}">
+                {{ name }}
+            </a>
+            {{ _self.render_tree(subtree, name ~ '/') }}
+        </li>
+    {% endfor %}
     </ul>
 {% endmacro %}
 
 {% block body %}
-<div class="bg-neutral-3 border-bottom w-100 p-2 fs-1 ps-3">
-    Gaisen
-</div>
-<div class="d-flex flex-row">
-    <div class="border-end bg-neutral-2 p-3">
-        {{ _self.render_tree(tree) }}
+<div class="d-flex flex-column" style="min-height: 100vh;">
+    <div class="bg-neutral-3 border-bottom fs-1 p-2 ps-3">
+        Gaisen
     </div>
-    <div class="p-3">
-        {{ contents|markdown_to_html }}
+    <div class="d-flex flex-row flex-grow-1">
+        <div class="border-end bg-neutral-2 p-3">
+            {{ _self.render_tree(tree) }}
+        </div>
+        <div class="p-3">
+            {% if contents is not null %}
+                {{ contents|markdown_to_html }}
+            {% else %}
+                <span class="text-muted">Empty</span>
+            {% endif %}
+            {% if metadata.tags is defined %}
+            <div class="d-flex flex-row gap-2 pt-2">
+                <div>tags:</div>
+                {% for tag in metadata.tags|default([]) %}
+                    <div><a href="/search?q={{tag}}">{{ tag }}</a></div>
+                {% endfor %}
+            </div>
+            {% endif %}
+        </div>
+    </div>
+    <div class="bg-neutral-3 border-top p-1">
+        Version: <span class="text-muted">{{ version }}</span>
     </div>
-</div>
-<div class="bg-neutral-3 border-top w-100 p-2">
-    Version: <span class="text-muted">{{ version }}</span>
 </div>
 {% endblock %}