SpigotCore_Main/src/de/steamwar/command/SWCommandUtils.java

@@ -72,17 +72,23 @@ public class SWCommandUtils {
             if (s.equals("a") || s.equals("adventure") || s.equals("2")) return GameMode.ADVENTURE;
             return null;
         }, s -> Arrays.asList("s", "survival", "0", "c", "creative", "1", "sp", "spectator", "3", "a", "adventure", "2")));
-        MAPPER_FUNCTIONS.put(SteamwarUser.class.getTypeName(), createMapper(SteamwarUser::get, s -> Bukkit.getOnlinePlayers().stream().map(Player::getName).collect(Collectors.toList())));
-        MAPPER_FUNCTIONS.put(SchematicNode.class.getTypeName(), new TypeMapper<SchematicNode>() {
-            @Override
-            public List<String> tabCompletes(CommandSender commandSender, String[] strings, String s) {
-                return SchematicNode.getNodeTabcomplete(SteamwarUser.get(((Player) commandSender).getUniqueId()), s);
+        MAPPER_FUNCTIONS.put(SteamwarUser.class.getTypeName(), createMapper(SteamwarUser::get, s -> {
+            if (s.length() < 1) {
+                return Bukkit.getOnlinePlayers().stream().map(Player::getName).collect(Collectors.toList());
             }
-
+            List<SteamwarUser> steamwarUsers = SteamwarUser.startsWithName(s);
+            return steamwarUsers.stream().map(SteamwarUser::getUserName).limit(40).collect(Collectors.toList());
+        }));
+        MAPPER_FUNCTIONS.put(SchematicNode.class.getTypeName(), new TypeMapper<SchematicNode>() {
             @Override
             public SchematicNode map(CommandSender commandSender, String[] previousArguments, String s) {
                 return SchematicNode.getNodeFromPath(SteamwarUser.get(((Player) commandSender).getUniqueId()), s);
             }
+
+            @Override
+            public List<String> tabCompletes(CommandSender commandSender, String[] strings, String s) {
+                return SchematicNode.getNodeTabcomplete(SteamwarUser.get(((Player) commandSender).getUniqueId()), s);
+            }
         });
     }
 

SpigotCore_Main/src/de/steamwar/sql/SteamwarUser.java

@@ -32,6 +32,7 @@ public class SteamwarUser {
 	private static final SQL.Statement getId = new SQL.Statement("SELECT * FROM UserData WHERE id = ?");
 	private static final SQL.Statement getUUID = new SQL.Statement("SELECT * FROM UserData WHERE UUID = ?");
 	private static final SQL.Statement getName = new SQL.Statement("SELECT * FROM UserData WHERE lower(UserName) = ?");
+	private static final SQL.Statement startWithName = new SQL.Statement("SELECT * FROM UserData WHERE lower(UserName) LIKE ?");
 
 	private static final Map<UUID, SteamwarUser> byUUID = new HashMap<>();
 	private static final Map<String, SteamwarUser> byName = new HashMap<>();
@@ -93,6 +94,16 @@ public class SteamwarUser {
 		return bedrock;
 	}
 
+	public static List<SteamwarUser> startsWithName(String userName){
+		return startWithName.select(rs -> {
+			List<SteamwarUser> steamwarUsers = new ArrayList<>();
+			while (rs.next()) {
+				steamwarUsers.add(new SteamwarUser(rs));
+			}
+			return steamwarUsers;
+		}, userName.toLowerCase() + "%");
+	}
+
 	public static SteamwarUser get(String userName){
 		SteamwarUser user = byName.get(userName.toLowerCase());
 		if(user == null)