category.php : don't show year if no article

site/templates/category.php

@@ -13,8 +13,10 @@
     >
       <ul>
       <?php foreach($kirby->collection('years') as $year): ?>
-        <?php if ($year) : ?>
-        <?php endif ?>
+        <?php if (A::some($year->children()->toArray(), function ($text) use ($page) {
+            return $text['content']['category'] == $page->title()->value();
+        })): ?>
+        <li>
           <div 
             x-data='{
               isOpen: false
@@ -35,13 +37,20 @@
             </div>
             <button 
               :class="isOpen ? 'open' : 'close'"
-              class="see-more toggle left" @click="isOpen = !isOpen">Lire</button>
+              class="see-more toggle left" @click="isOpen = !isOpen"
+            >
+              Lire
+            </button>
           </div>
-        <?php foreach($year->children() as $article): ?>
-          <?php if ($article->category() == $page->title()) : ?>
-            <?php snippet('text-item', ['article' => $article]) ?>
-          <?php endif ?>
-        <?php endforeach ?>
+          <ul>
+          <?php foreach($year->children() as $article): ?>
+            <?php if ($article->category() == $page->title()->value()) : ?>
+              <?php snippet('text-item', ['article' => $article]) ?>
+            <?php endif ?>
+          <?php endforeach ?>
+          </ul>
+        </li>
+        <?php endif ?>
       <?php endforeach ?>
       </ul>
     </div>