Merge pull request #125 from rwth-acis/develop

Release v0.9.2 - Project search fixed

Author: fxjordan

CHANGELOG.md

@@ -10,6 +10,13 @@ the [GitHub Release Page](https://github.com/rwth-acis/RequirementsBazaar/releas
 
 ## [Unreleased]
 
+## [0.9.2] - 2021-11-16
+
+### Changed
+
+- Fixed project search API which did not return projects for incomplete words
+  [#121](https://github.com/rwth-acis/RequirementsBazaar/pull/124)
+
 ## [0.9.1] - 2021-09-26
 
 ### Changed

gradle.properties

@@ -1,7 +1,7 @@
 org.gradle.parallel=true
 java.version=14
 core.version=1.1.2
-service.version=0.9.1
+service.version=0.9.2
 service.name=de.rwth.dbis.acis.bazaar.service
 service.class=BazaarService
 jooq.version=3.14.4

reqbaz/src/main/java/de/rwth/dbis/acis/bazaar/service/dal/transform/ProjectTransformer.java

@@ -202,7 +202,18 @@ public Condition getSearchCondition(String search) throws Exception {
             return PROJECT.NAME.likeIgnoreCase("%");
         }
         return DSL.condition("to_tsvector({0} || {1}) @@ websearch_to_tsquery({2})",
-                PROJECT.NAME, PROJECT.DESCRIPTION, search);
+                PROJECT.NAME, PROJECT.DESCRIPTION, search)
+                /*
+                 * Workaround: ts_vector based search only works on full words that also
+                 * need to be recognized by an internal english dictionary.
+                 *
+                 * This simple addition enables simple substring based autocomplete
+                 * search while keeping the ts_vector based search for project descriptions.
+                 *
+                 * At some point we should think about a better search solution like
+                 * Elasticsearch for the whole system.
+                 */
+                .or(PROJECT.NAME.likeIgnoreCase("%" + search + "%"));
     }
 
     @Override
@@ -220,7 +231,7 @@ public Collection<? extends Condition> getFilterConditions(Map<String, String> f
             } else if (filterEntry.getKey().equals("following")) {
                 conditions.add(
                         PROJECT.ID.in(
-                                DSL.<Integer>select(PROJECT_FOLLOWER_MAP.PROJECT_ID)
+                                DSL.select(PROJECT_FOLLOWER_MAP.PROJECT_ID)
                                         .from(PROJECT_FOLLOWER_MAP)
                                         .where(PROJECT_FOLLOWER_MAP.USER_ID.eq(Integer.parseInt(filterEntry.getValue())))
                         )