Sélection par séance, réordonnancement et exclusion vie du labo

assets/admin.js

@@ -2,6 +2,49 @@
 (function ($) {
     'use strict';
 
+    // -------------------------------------------------------------------------
+    // Drag-and-drop reordering of items within each category list.
+    // The submit order of checkboxes follows DOM order, and the exporter
+    // renders each section in stored order — so reordering rows here is enough
+    // for the new order to appear in the generated HTML after saving.
+    // -------------------------------------------------------------------------
+    function makeSortable($container, itemSelector) {
+        if (!$.fn.sortable) return;
+        $container.sortable({
+            items:                itemSelector,
+            handle:               '.thalim-nl-drag-handle',
+            axis:                 'y',
+            containment:          'parent',
+            tolerance:            'pointer',
+            cursor:               'grabbing',
+            opacity:              0.9,
+            placeholder:          'thalim-nl-sortable-placeholder',
+            forcePlaceholderSize: true,
+        });
+    }
+
+    function initSortable() {
+        var $root = $('#thalim-nl-sections-wrap');
+
+        $root.find('.thalim-nl-section-body').each(function () {
+            var $body = $(this);
+            if ($body.find('.thalim-nl-seminar-group').length) {
+                // Seminars: reorder whole seminars (séances stay chronological).
+                makeSortable($body, '> .thalim-nl-seminar-group');
+            } else {
+                // Normal categories: reorder post rows.
+                makeSortable($body, '> .thalim-nl-post-row');
+            }
+        });
+    }
+
+    // A click on the drag handle must not toggle its enclosing checkbox label.
+    $(document).on('click', '.thalim-nl-drag-handle', function (e) {
+        e.preventDefault();
+    });
+
+    $(initSortable);
+
     // -------------------------------------------------------------------------
     // Month change → AJAX reload sections + update TinyMCE intro
     // -------------------------------------------------------------------------
@@ -24,6 +67,7 @@
             if (!response.success) return;
 
             $wrap.html(response.data.html);
+            initSortable();
 
             // Update TinyMCE intro — do NOT re-render wp_editor
             var introEditor = typeof tinymce !== 'undefined' && tinymce.get('thalim_nl_intro');