DYN-7273 Search Issue Civil3D (#15420)

src/DynamoCore/Utilities/LuceneSearchUtility.cs

@@ -379,7 +379,6 @@ internal string CreateSearchQuery(string[] fields, string SearchTerm, bool IsPac
                     {
                         //Means that the first term is a category when we will be using the FullCategoryName for making a specific search based in the category
                         trimmedSearchTerm = matchingCategory?.FullCategoryName;
-                        occurQuery = Occur.MUST;
                     }
                     else if (f == nameof(LuceneConfig.NodeFieldsEnum.Name) && firstTermIsCategory == true)
                     {
@@ -409,6 +408,22 @@ internal string CreateSearchQuery(string[] fields, string SearchTerm, bool IsPac
 
                 if (searchTerm.Contains(' '))
                 {
+                    //Added due that the Search algorithm was not matching the exact name when searchTerm contain empty spaces
+                    if (!string.IsNullOrEmpty(searchTerm) && f == nameof(LuceneConfig.NodeFieldsEnum.Name))
+                    {
+                        //I had to use the use the WildcardQuery class directly to set the weight(Boost) to the default value (instead of using the one calculated by the CalculateFieldWeight() method
+                        var wildcardQueryWithEmptySpace = new WildcardQuery(new Term(f, "*" + searchTerm + "*"));
+
+                        //PhraseQuery will escape whitespace characters trying to match the exact phrase
+                        var phraseQuery = new PhraseQuery
+                        {
+                            new Term(f, searchTerm),
+                        };
+
+                        booleanQuery.Add(phraseQuery, occurQuery);
+                        booleanQuery.Add(wildcardQueryWithEmptySpace, occurQuery);
+                    }
+
                     foreach (string s in searchTerm.Split(' ', '.'))
                     {
                         //If is a ByEmptySpace search and the splitted words match with more than MaxNodeNamesRepeated nodes then the word is skipped

test/DynamoCoreWpfTests/SearchSideEffects.cs

@@ -255,5 +255,24 @@ public void LuceneSearchTSplineNodesOrderingValidation()
             Assert.That(firstCatExpectedNode == 0);
 
         }
+
+
+        //This test will validate that File Path node is found when using the criteria "file path"
+        [Test]
+        [Category("UnitTests")]
+        public void LuceneSearchFilePathValidation()
+        {
+            Assert.IsAssignableFrom(typeof(HomeWorkspaceModel), ViewModel.Model.CurrentWorkspace);
+            string searchTerm = "file path";
+
+            // Search and check that the results are correct based in the node name provided for the searchTerm
+            var nodesResult = ViewModel.CurrentSpaceViewModel.InCanvasSearchViewModel.Search(searchTerm);
+            Assert.IsNotNull(nodesResult);
+            Assert.That(nodesResult.Count(), Is.GreaterThan(0));
+
+            //Validate that the file path node is in the first 5 elements of the resulting list
+            var nodesNamesList = nodesResult.Take(5).Select(x => x.Name.ToLower());
+            Assert.IsTrue(nodesNamesList.Contains(searchTerm));
+        }
     }
 }