bdd18de186c0f34406ca395e7ba9b1b88980587d
chmalee
  Mon Sep 23 16:44:07 2019 -0700
Optimizing the jstree on hgHubConnect by writing out a javascript object and letting ajax load the nodes of the tree on an as-needed basis. Also adding measureTiming to hgHubConnect, refs #23812

diff --git src/hg/js/hgHubConnect.js src/hg/js/hgHubConnect.js
index 4fc3bc8..a273807 100644
--- src/hg/js/hgHubConnect.js
+++ src/hg/js/hgHubConnect.js
@@ -40,15 +40,102 @@
         }
     });
     $('#hubSearchTerms').bind('keypress', function(e) {  // binds listener to text field
         if (e.which === 13) {  // listens for return key
             e.preventDefault();   // prevents return from also submitting whole form
             $('input[name="hubSearchButton"]').focus().click(); // clicks search button
         }
     });
     $('#hubDbFilter').bind('keypress', function(e) {  // binds listener to text field
         if (e.which === 13) {  // listens for return key
             e.preventDefault();   // prevents return from also submitting whole form
             $('input[name="hubSearchButton"]').focus().click(); // clicks db filter button
         }
     });
 });
+
+var hubSearchTree = (function() {
+    var treeDiv;        // Points to div we live in
+
+    function hubSearchTreeContextMenuHandler (node, callback) {
+        var nodeType = node.li_attr.nodetype;
+        if (nodeType == 'track') {
+            callback({
+                'openConfig': {
+                    'label' : 'Configure this track',
+                    'action' : function () {
+                        window.open(node.li_attr.configlink, '_blank');
+                    }
+                }
+            });
+        }
+        else if (nodeType == 'assembly') {
+            callback({
+                'openConfig': {
+                    'label' : 'Open this assembly',
+                    'action' : function () {
+                        window.open(node.li_attr.assemblylink, '_blank');
+                    }
+                }
+            });
+        }
+    }
+
+    function buildTracks(node, cb) {
+        // called when jstree wants data to open a node for the tracks tree
+        cb.call(this, trackData[node.id]);
+    }
+
+    function init(searching) {
+        $.jstree.defaults.core.themes.icons = false;
+        $.jstree.defaults.core.themes.dots = true;
+        $.jstree.defaults.contextmenu.show_at_node = false;
+        if (searching === true) {
+            console.log("special build");
+            $.jstree.defaults.contextmenu.items = hubSearchTreeContextMenuHandler;
+
+            $('div[id^="tracks"]').each(function(i, obj) {
+                treeDiv = obj;
+                var hubId = treeDiv.id.slice(6);
+                arrId = '#_' + hubId;
+                $(treeDiv).jstree({
+                    'plugins' : ['contextmenu'],
+                    'core' : {
+                        'data': function(node, cb) {
+                            if (node.id === '#') {
+                                cb([{"text" : "Search details ...", "id": arrId, "children": true}]);
+                            } else {
+                                cb(trackData[""+node.id]);
+                            }
+                        },
+                        'dbclick_toggle': false
+                    }
+                })
+                .on('select_node.jstree', function(e, data) {
+                    data.instance.open_node(data.node);
+                }); // jstree
+            }); // each div
+        } else { // validating hub, no contextmenu and easier tree building
+            console.log("regular trackData build");
+            treeDiv = $('#validateHubResult');
+            treeDiv.jstree({
+                'core' : {
+                    'data' : buildTracks,
+                    'dbclick_toggle': false
+                }
+            });
+            treeDiv.on('select_node.jstree', function(e, data) {
+                    $(e.target).instance.open_node(data.node);
+            });
+        }
+    } // init
+    return {
+        init: init
+    };
+}());
+
+$(function () {
+    console.time("init time");
+    // the parameter describes whether we have searched or are validating
+    hubSearchTree.init(false);
+    console.timeEnd("init time");
+});