add button to show and hide metas (admin)

src/core/Controller/Site/PageAdminController.php

@@ -101,6 +101,7 @@ class PageAdminController extends CrudController
             ->setForm('edit', Type::class, [])
             ->setForm('filter', FilterType::class)
             ->setView('form', '@Core/site/page_admin/_form.html.twig')
+            ->setView('edit', '@Core/site/page_admin/edit.html.twig')
 
             ->setAction('index', 'new', false)
             ->setAction('index', 'show', false)

src/core/Resources/assets/js/admin.js

@@ -14,6 +14,7 @@ require('./modules/password.js')()
 require('./modules/tooltip.js')()
 require('./modules/tinymce.js')()
 require('./modules/editorjs.js')()
+require('./modules/grapesjs.js')()
 require('./modules/panel.js')()
 require('./modules/choices.js')()
 require('./modules/checkbox-checker.js')()
@@ -25,3 +26,4 @@ require('./modules/batch.js')()
 require('./modules/file-manager.js')()
 require('./modules/file-picker.js')()
 require('./modules/analytics.js')()
+require('./modules/page.js')()

src/core/Resources/assets/js/modules/page.js

@@ -0,0 +1,41 @@
+const $ = require('jquery')
+
+const doExpandCollapse = (stmt) => {
+  stmt = (stmt == 1)
+
+  const button = $('#page-form-expand')
+  const mainForm = $('#page-main-form')
+  const metasForm = $('#page-metas-form')
+
+  mainForm
+    .toggleClass('col-md-8', !stmt)
+    .toggleClass('col-md-12', stmt)
+
+  metasForm
+    .toggleClass('d-none', stmt)
+
+  button
+    .children()
+    .toggleClass('fa-expand-arrows-alt', !stmt)
+    .toggleClass('fa-compress-arrows-alt', stmt)
+
+  localStorage.setItem('pageFormExpandStmt', stmt ? 1 : null)
+}
+
+const initExpander = () => {
+  const button = $('#page-form-expand')
+
+  if (button.length) {
+    doExpandCollapse(localStorage.getItem('pageFormExpandStmt'))
+
+    button.click(() => {
+      doExpandCollapse(button.children().hasClass('fa-expand-arrows-alt'))
+    })
+  }
+}
+
+module.exports = () => {
+  $(() => {
+    initExpander()
+  })
+}

src/core/Resources/views/site/page_admin/edit.html.twig

@@ -0,0 +1,11 @@
+{% extends '@Core/admin/crud/edit.html.twig' %}
+
+{% block header %}
+    {{ parent() }}
+
+    <div class="float-right">
+        <button class="btn btn-sm btn-light mr-2 mt-2" id="page-form-expand">
+            <span class="fa fa-expand-arrows-alt"></span>
+        </button>
+    </div>
+{% endblock %}