ClientUI.ViewModel.ObservableConnection.RecordSearchCommand C# (CSharp) Method

        public void RecordSearchCommand(string term, Action<EntityCollection> callback)
        {
            if (_queryParser==null)
            {
                // Get the quick find metadata on first search
                _queryParser = new QueryParser(connectToTypes);
                _queryParser.GetQuickFinds();
                _queryParser.QueryMetadata();
            }

            // Get the option set values
            int resultsBack = 0;
            List<Entity> mergedEntities = new List<Entity>();
            Action<EntityCollection> result = delegate(EntityCollection fetchResult)
            {
                resultsBack++;
                FetchQuerySettings config = _queryParser.EntityLookup[fetchResult.EntityName].QuickFindQuery;
                // Add in the display Columns
                foreach (Dictionary<string,object> row in fetchResult.Entities)
                {
                    Entity entityRow = (Entity)(object)row;
                    int columnCount = config.Columns.Count<3 ? config.Columns.Count :3;
                    // Only get up to 3 columns
                    for (int i = 0; i < columnCount; i++)
                    {
                        // We use col<n> as the alias name so that we can show the correct values irrespective of the entity type
                        string aliasName = "col" + i.ToString();
                        row[aliasName] = row[config.Columns[i].Field];
                        if (entityRow.FormattedValues.ContainsKey(config.Columns[i].Field + "name")) {
                            entityRow.FormattedValues[aliasName + "name"] = entityRow.FormattedValues[config.Columns[i].Field + "name"];
                        } else {
                            entityRow.FormattedValues[aliasName] = entityRow.GetAttributeValue(config.Columns[i].Field) as string;
                        }
                    }

                }
                // Merge in the results
                mergedEntities.AddRange((Entity[])(object)fetchResult.Entities.Items());

                mergedEntities.Sort(delegate (Entity x, Entity y){
                    return string.Compare(x.GetAttributeValueString("name"), y.GetAttributeValueString("name"));
                });
                if (resultsBack == connectToTypes.Length)
                {
                    EntityCollection results = new EntityCollection(mergedEntities);
                    callback(results);
                }
            };

            foreach (string entity in connectToTypes)
            {
                SearchRecords(term, result, entity);
            }
        }