XXX erp5_web_renderjs_ui: offline support

bt5/erp5_web_renderjs_ui/PathTemplateItem/web_page_module/rjs_gadget_erp5_launcher_js.js

@@ -895,16 +895,24 @@
         .push(undefined, function (error) {
           // couscous
           if (!navigator.onLine) {
-            window.addEventListener('online',
-                                    function backOnline() {
-              return location.reload();
-            });
-            return;
+            console.log('not online');
+            return gadget.changeState({
+              error_text: 'Offline',
+              // request_error_text: request_error_text,
+              url: undefined
+            })
+              .push(function () {
+                return rJS.loopEventListener(window, 'online', false,
+                                            function backOnline() {
+                  console.log('let reload');
+                  return gadget.render(route_result, keep_message);
+                  // return location.reload();
+                });
+              });
           }
           throw error;
         })
         .push(undefined, function (error) {
-
           return displayError(gadget, error);
         });
     })

bt5/erp5_web_renderjs_ui/PathTemplateItem/web_page_module/rjs_gadget_erp5_launcher_js.xml

@@ -234,7 +234,7 @@
                   </item>
                   <item>
                       <key> <string>serial</string> </key>
-                      <value> <string>993.36084.15186.27323</string> </value>
+                      <value> <string>993.36177.33163.46728</string> </value>
                   </item>
                   <item>
                       <key> <string>state</string> </key>
@@ -252,7 +252,7 @@
                           </tuple>
                           <state>
                             <tuple>
-                              <float>1626790595.79</float>
+                              <float>1626796612.69</float>
                               <string>UTC</string>
                             </tuple>
                           </state>