[renderjs_ui] Use clojures instead of arrow functions because they are not fully supported

bt5/erp5_web_renderjs_ui/PathTemplateItem/web_page_module/rjs_gadget_erp5_listbox_js.js

@@ -118,6 +118,13 @@
     ));
   }
 
+  /** Clojure to ease finding in lists of lists by the first item **/
+  function hasSameFirstItem(a) {
+    return function (b) {
+      return a[0] === b[0];
+    };
+  }
+
   rJS(window)
     /////////////////////////////////////////////////////////////////
     // ready
@@ -268,7 +275,6 @@
     .onStateChange(function (modification_dict) {
       var gadget = this,
         sort_key = gadget.state.key + "_sort_list:json",
-        class_value,
         sort_list,
         column_list,
         sort_column_list,
@@ -327,12 +333,8 @@
             // construct array of links for sortable columns, undefined otherwise
             return RSVP.all(column_list.map(function (column) {
 
-              function is_current_column(item) {
-                return item[0] === column[0];
-              }
-
-              var is_sortable = sort_column_list.find(is_current_column) !== undefined,
-                current_sort = sort_list.find(is_current_column),
+              var is_sortable = sort_column_list.find(hasSameFirstItem(column)) !== undefined,
+                current_sort = sort_list.find(hasSameFirstItem(column)),
                 options = {};
 
               if (is_sortable) {
@@ -350,11 +352,9 @@
             // so we can construct array of header objects to be rendered in the header template
             var hide_button_text,
               hide_button_name,
-              current_sort,
-              head_value_list = [];
-            for (i = 0; i < column_list.length; i += 1) {
-              current_sort = sort_list.find((item) => item[0] === column_list[i][0]);
-              class_value = undefined;
+              head_value_list = column_list.map(function (column, index) {
+                var current_sort = sort_list.find(hasSameFirstItem(column)),
+                  class_value = "";
 
                 if (current_sort !== undefined) {
                   if (current_sort[1] === 'ascending') {
@@ -365,13 +365,13 @@
                   }
                 }
 
-              head_value_list.push({
-                "data-i18n": column_list[i][1],
+                return {
+                  "data-i18n": column[1],
                   "class_value": class_value,
-                "sort_link": column_sort_link_list[i],
-                "text": column_list[i][1]
+                  "sort_link": column_sort_link_list[index],
+                  "text": column[1]
+                };
               });
-            }
 
             if (gadget.state.show_line_selector) {
               hide_button_text = 'Submit';

bt5/erp5_web_renderjs_ui/PathTemplateItem/web_page_module/rjs_gadget_erp5_listbox_js.xml

@@ -236,7 +236,7 @@
             </item>
             <item>
                 <key> <string>serial</string> </key>
-                <value> <string>960.56198.53416.29457</string> </value>
+                <value> <string>960.57664.50157.3293</string> </value>
             </item>
             <item>
                 <key> <string>state</string> </key>
@@ -254,7 +254,7 @@
                     </tuple>
                     <state>
                       <tuple>
-                        <float>1500626843.31</float>
+                        <float>1500656708.46</float>
                         <string>UTC</string>
                       </tuple>
                     </state>