changed to list and added to cache

src/main/java/org/qortal/api/resource/ArbitraryResource.java

@@ -172,7 +172,7 @@ public class ArbitraryResource {
 			@Parameter(description = "Name (searches name field only)") @QueryParam("name") List<String> names,
 			@Parameter(description = "Title (searches title metadata field only)") @QueryParam("title") String title,
 			@Parameter(description = "Description (searches description metadata field only)") @QueryParam("description") String description,
-			@Parameter(description = "Keywords (searches description metadata field by keywords. Input is a string of keywords separated by commas.)") @QueryParam("keywords") String keywords,
+			@Parameter(description = "Keyword (searches description metadata field by keywords)") @QueryParam("keywords") List<String> keywords,
 			@Parameter(description = "Prefix only (if true, only the beginning of fields are matched)") @QueryParam("prefix") Boolean prefixOnly,
 			@Parameter(description = "Exact match names only (if true, partial name matches are excluded)") @QueryParam("exactmatchnames") Boolean exactMatchNamesOnly,
 			@Parameter(description = "Default resources (without identifiers) only") @QueryParam("default") Boolean defaultResource,

src/main/java/org/qortal/repository/ArbitraryRepository.java

@@ -46,7 +46,7 @@ public interface ArbitraryRepository {
 
 	public List<ArbitraryResourceData> getArbitraryResources(Service service, String identifier, List<String> names, boolean defaultResource, Boolean followedOnly, Boolean excludeBlocked, Boolean includeMetadata, Boolean includeStatus, Integer limit, Integer offset, Boolean reverse) throws DataException;
 
-	public List<ArbitraryResourceData> searchArbitraryResources(Service service, String query, String identifier, List<String> names, String title, String description, String keywords, boolean prefixOnly, List<String> namesFilter, boolean defaultResource, SearchMode mode, Integer minLevel, Boolean followedOnly, Boolean excludeBlocked, Boolean includeMetadata, Boolean includeStatus, Long before, Long after, Integer limit, Integer offset, Boolean reverse) throws DataException;
+	public List<ArbitraryResourceData> searchArbitraryResources(Service service, String query, String identifier, List<String> names, String title, String description, List<String> keywords, boolean prefixOnly, List<String> namesFilter, boolean defaultResource, SearchMode mode, Integer minLevel, Boolean followedOnly, Boolean excludeBlocked, Boolean includeMetadata, Boolean includeStatus, Long before, Long after, Integer limit, Integer offset, Boolean reverse) throws DataException;
 
 	List<ArbitraryResourceData> searchArbitraryResourcesSimple(
 			Service service,

src/main/java/org/qortal/repository/hsqldb/HSQLDBArbitraryRepository.java

@@ -862,12 +862,11 @@ public class HSQLDBArbitraryRepository implements ArbitraryRepository {
 	}
 
 	@Override
-	public List<ArbitraryResourceData> searchArbitraryResources(Service service, String query, String identifier, List<String> names, String title, String description, String keywords, boolean prefixOnly,
+	public List<ArbitraryResourceData> searchArbitraryResources(Service service, String query, String identifier, List<String> names, String title, String description, List<String> keywords, boolean prefixOnly,
 																List<String> exactMatchNames, boolean defaultResource, SearchMode mode, Integer minLevel, Boolean followedOnly, Boolean excludeBlocked,
 																Boolean includeMetadata, Boolean includeStatus, Long before, Long after, Integer limit, Integer offset, Boolean reverse) throws DataException {
 
 		if(Settings.getInstance().isDbCacheEnabled()) {
-
 			List<ArbitraryResourceData> list
 				= HSQLDBCacheUtils.callCache(
 					ArbitraryResourceCache.getInstance(),
@@ -889,6 +888,7 @@ public class HSQLDBArbitraryRepository implements ArbitraryRepository {
 						Optional.ofNullable(description),
 						prefixOnly,
 						Optional.ofNullable(exactMatchNames),
+						Optional.ofNullable(keywords),
 						defaultResource,
 						Optional.ofNullable(minLevel),
 						Optional.ofNullable(() -> ListUtils.followedNames()),
@@ -909,6 +909,7 @@ public class HSQLDBArbitraryRepository implements ArbitraryRepository {
 			}
 		}
 
+
 		StringBuilder sql = new StringBuilder(512);
 		List<Object> bindParams = new ArrayList<>();
 
@@ -995,25 +996,26 @@ public class HSQLDBArbitraryRepository implements ArbitraryRepository {
 			bindParams.add(queryWildcard);
 		}
 
-		if (keywords != null) {
+		if (keywords != null && !keywords.isEmpty()) {
-			String[] encryptedTokens = keywords.split(",");
+			List<String> searchKeywords = new ArrayList<>(keywords); 
 		
 			List<String> conditions = new ArrayList<>();
 			List<String> bindValues = new ArrayList<>();
 		
-			for (String token : encryptedTokens) {
+			for (int i = 0; i < searchKeywords.size(); i++) {
-				conditions.add("POSITION(? IN description) > 0");
+				conditions.add("LOWER(description) LIKE ?"); 
-				bindValues.add(token.trim()); 
+				bindValues.add("%" + searchKeywords.get(i).trim().toLowerCase() + "%"); 
 			}
 		
-		
 			String finalCondition = String.join(" OR ", conditions);
 			sql.append(" AND (").append(finalCondition).append(")");
 		
 			bindParams.addAll(bindValues); 
-		
 		}
 		
+		
+		
+
 		// Handle name searches
 		if (names != null && !names.isEmpty()) {
 			sql.append(" AND (");

src/main/java/org/qortal/repository/hsqldb/HSQLDBCacheUtils.java

@@ -167,6 +167,7 @@ public class HSQLDBCacheUtils {
             Optional<String> description,
             boolean prefixOnly,
             Optional<List<String>> exactMatchNames,
+            Optional<List<String>> keywords,
             boolean defaultResource,
             Optional<Integer> minLevel,
             Optional<Supplier<List<String>>> includeOnly,
@@ -207,6 +208,36 @@ public class HSQLDBCacheUtils {
         stream = filterTerm(title, data -> data.metadata != null ? data.metadata.getTitle() : null, prefixOnly, stream);
         stream = filterTerm(description, data -> data.metadata != null ? data.metadata.getDescription() : null, prefixOnly, stream);
 
+        // New: Filter by keywords if provided
+        if (keywords.isPresent() && !keywords.get().isEmpty()) {
+            List<String> searchKeywords = keywords.get().stream()
+                .map(String::toLowerCase)
+                .collect(Collectors.toList());
+
+            stream = stream.filter(candidate -> {
+                
+                if (candidate.metadata != null && candidate.metadata.getDescription() != null) {
+                    String descriptionLower = candidate.metadata.getDescription().toLowerCase();
+                    return searchKeywords.stream().anyMatch(descriptionLower::contains);
+                }
+                return false;
+            });
+        }
+
+        if (keywords.isPresent() && !keywords.get().isEmpty()) {
+            List<String> searchKeywords = keywords.get().stream()
+                .map(String::toLowerCase)
+                .collect(Collectors.toList());
+
+            stream = stream.filter(candidate -> {
+                if (candidate.metadata != null && candidate.metadata.getDescription() != null) {
+            String descriptionLower = candidate.metadata.getDescription().toLowerCase();
+            return searchKeywords.stream().anyMatch(descriptionLower::contains);
+                }
+                return false;
+            });
+        }
+
         // if exact names is set, retain resources with exact names
         if( exactMatchNames.isPresent() && !exactMatchNames.get().isEmpty()) {
 

src/test/java/org/qortal/test/repository/HSQLDBCacheUtilsTests.java

@@ -26,6 +26,7 @@ public class HSQLDBCacheUtilsTests {
     private static final String DESCRIPTION = "description";
     private static final String PREFIX_ONLY = "prefixOnly";
     private static final String EXACT_MATCH_NAMES = "exactMatchNames";
+    private static final String KEYWORDS = "keywords";
     private static final String DEFAULT_RESOURCE = "defaultResource";
     private static final String MODE = "mode";
     private static final String MIN_LEVEL = "minLevel";
@@ -634,6 +635,7 @@ public class HSQLDBCacheUtilsTests {
         Optional<String> description = Optional.ofNullable((String) valueByKey.get(DESCRIPTION));
         boolean prefixOnly = valueByKey.containsKey(PREFIX_ONLY);
         Optional<List<String>> exactMatchNames = Optional.ofNullable((List<String>) valueByKey.get(EXACT_MATCH_NAMES));
+        Optional<List<String>> keywords = Optional.ofNullable((List<String>) valueByKey.get(KEYWORDS));
         boolean defaultResource = valueByKey.containsKey(DEFAULT_RESOURCE);
         Optional<SearchMode> mode = Optional.of((SearchMode) valueByKey.getOrDefault(MODE, SearchMode.ALL));
         Optional<Integer> minLevel = Optional.ofNullable((Integer) valueByKey.get(MIN_LEVEL));
@@ -660,6 +662,7 @@ public class HSQLDBCacheUtilsTests {
                 description,
                 prefixOnly,
                 exactMatchNames,
+                keywords,
                 defaultResource,
                 minLevel,
                 followedOnly,