efibs / mc-lasertag-mod

public class TeamSuggestionProvider implements SuggestionProvider<ServerCommandSource> {

    private static TeamSuggestionProvider instance = null;

    private TeamSuggestionProvider() {

    }

    public static TeamSuggestionProvider getInstance() {

        if (instance == null) {

            instance = new TeamSuggestionProvider();

        }

        return instance;

    }

    @Override

    public CompletableFuture<Suggestions> getSuggestions(CommandContext<ServerCommandSource> context, SuggestionsBuilder builder) {

        // Get the game managers

        var gameManager = context.getSource().getWorld().getServerLasertagManager();

        var teamsManager = gameManager.getTeamsManager();

        var syncedState = gameManager.getSyncedState();

        var teamsConfigState = syncedState.getTeamsConfigState();

        boolean inputEmpty = false;

        // Try to get current input

        String input = null;

        try {

            input = StringArgumentType.getString(context, "team");

        } catch (IllegalArgumentException ex) {

            inputEmpty = true;

        }

        for (var team :  teamsConfigState.getTeams()) {

            if (inputEmpty || team.name().toLowerCase().startsWith(input.toLowerCase())) {

                builder.suggest(team.name());

            }

        }

        return builder.buildFuture();