implemented searching in notes

Signed-off-by: Stephan Richter <s.richter@srsoftware.de>

notes/src/main/java/de/srsoftware/umbrella/notes/NoteModule.java

@@ -2,8 +2,9 @@
 package de.srsoftware.umbrella.notes;
 
 import static de.srsoftware.umbrella.core.ConnectionProvider.connect;
-import static de.srsoftware.umbrella.core.Constants.LIMIT;
-import static de.srsoftware.umbrella.core.Constants.OFFSET;
+import static de.srsoftware.umbrella.core.Constants.*;
+import static de.srsoftware.umbrella.core.Constants.FULLTEXT;
+import static de.srsoftware.umbrella.core.Paths.SEARCH;
 import static de.srsoftware.umbrella.core.ResponseCode.HTTP_UNPROCESSABLE;
 import static de.srsoftware.umbrella.core.Util.mapValues;
 import static de.srsoftware.umbrella.core.exceptions.UmbrellaException.*;
@@ -22,6 +23,7 @@ import de.srsoftware.umbrella.core.model.Token;
 import de.srsoftware.umbrella.core.model.UmbrellaUser;
 import java.io.IOException;
 import java.time.LocalDateTime;
+import java.util.Arrays;
 import java.util.Map;
 import java.util.Optional;
 import java.util.stream.Collectors;
@@ -139,8 +141,10 @@ public class NoteModule extends BaseHandler implements NoteService {
 			var user = userService().loadUser(token);
 			if (user.isEmpty()) return unauthorized(ex);
 			var module = path.pop();
+			if (SEARCH.equals(module)) return postSearch(ex,user.get());
 			if (module == null) throw unprocessable("Module missing in path.");
 			var entityId = path.pop();
+			if (entityId == null || entityId.isBlank()) throw missingFieldException(ENTITY_ID);
 			String text = body(ex);
 			if (text.isBlank()) throw missingFieldException("Note text");
 			var note = new Note(0,module,entityId,user.get().id(),text, LocalDateTime.now());
@@ -162,6 +166,15 @@ public class NoteModule extends BaseHandler implements NoteService {
 		return notesDb.list(module, entityId);
 	}
 
+	private boolean postSearch(HttpExchange ex, UmbrellaUser user) throws IOException {
+		var json = json(ex);
+		if (!(json.has(KEY) && json.get(KEY) instanceof String key)) throw missingFieldException(KEY);
+		var keys = Arrays.asList(key.split(" "));
+		var fulltext = json.has(FULLTEXT) && json.get(FULLTEXT) instanceof Boolean val && val;
+		var notes = notesDb.find(user.id(),keys,fulltext);
+		return sendContent(ex,mapValues(notes));
+	}
+
 	@Override
 	public Note save(Note note) {
 		return notesDb.save(note);

notes/src/main/java/de/srsoftware/umbrella/notes/NotesDb.java

@@ -2,6 +2,8 @@
 package de.srsoftware.umbrella.notes;
 
 import de.srsoftware.umbrella.core.model.Note;
+
+import java.util.List;
 import java.util.Map;
 
 public interface NotesDb {
@@ -9,6 +11,8 @@ public interface NotesDb {
 
 	void deleteEntity(String module, String entityId);
 
+	Map<Long, Note> find(long userId, List<String> keys, boolean fulltext);
+
 	/**
 	 * get all lists of a person
 	 * @return

notes/src/main/java/de/srsoftware/umbrella/notes/SqliteDb.java

@@ -2,6 +2,7 @@
 package de.srsoftware.umbrella.notes;
 
 import static de.srsoftware.tools.jdbc.Condition.equal;
+import static de.srsoftware.tools.jdbc.Condition.like;
 import static de.srsoftware.tools.jdbc.Query.*;
 import static de.srsoftware.tools.jdbc.Query.SelectQuery.ALL;
 import static de.srsoftware.umbrella.core.Constants.*;
@@ -14,9 +15,12 @@ import de.srsoftware.tools.jdbc.Query;
 import de.srsoftware.umbrella.core.BaseDb;
 import de.srsoftware.umbrella.core.exceptions.UmbrellaException;
 import de.srsoftware.umbrella.core.model.Note;
+import de.srsoftware.umbrella.core.model.Project;
+
 import java.sql.Connection;
 import java.sql.SQLException;
 import java.util.HashMap;
+import java.util.List;
 import java.util.Map;
 
 public class SqliteDb extends BaseDb implements NotesDb {
@@ -161,9 +165,22 @@ CREATE TABLE IF NOT EXISTS "{0}" (
 		}
 	}
 
-	private void init(){
-		var version = createTables();
-		LOG.log(INFO,"Updated task db to version {0}",version);
+	@Override
+	public Map<Long, Note> find(long userId, List<String> keys, boolean fulltext) {
+		try {
+			var notes = new HashMap<Long, Note>();
+			var query = select(ALL).from(TABLE_NOTES).where(USER_ID, equal(userId));
+			for (var key : keys) query.where(NOTE,like("%"+key+"%"));
+			var rs = query.exec(db);
+			while (rs.next()){
+				var note = Note.of(rs);
+				notes.put(note.id(),note);
+			}
+			rs.close();
+			return notes;
+		} catch (SQLException e) {
+			throw new UmbrellaException("Failed to search notes");
+		}
 	}
 
 	@Override