feat(main): Draggable blocks

config/grid.yml

@@ -68,3 +68,13 @@ services:
             - '@websmid.customhtml.grid.data.factory.customhtmlblock_data_factory'
             - '@prestashop.core.grid.filter.form_factory'
             - '@prestashop.core.hook.dispatcher'
+
+    websmid.customhtml.grid.position.customhtmlblock_position_definition:
+        public: true
+        class: 'PrestaShop\PrestaShop\Core\Grid\Position\PositionDefinition'
+        arguments:
+            - 'ws_customhtml'
+            - 'id_ws_customhtml'
+            - 'ordering'
+            - 'id_ws_customhtml_group'
+            - 0

config/routes.yml

@@ -71,3 +71,9 @@ customhtmlblock_delete:
     methods: [DELETE, GET, POST]
     defaults:
         _controller: 'Websmid\CustomHtml\Controller\CustomHtmlBlockController::deleteAction'
+
+customhtmlblock_update_position:
+    path: ws_customhtml/block/{idGroup}/update-position
+    methods: [POST]
+    defaults:
+        _controller: 'Websmid\CustomHtml\Controller\CustomHtmlBlockController::updatePositionAction'