ServerLite/src/main/java/de/npid7/serverlite/TabCompleters/PlaytimeCompleter.java

package de.npid7.serverlite.TabCompleters;

import java.util.ArrayList;
import java.util.List;

import org.bukkit.Bukkit;
import org.bukkit.OfflinePlayer;
import org.bukkit.command.Command;
import org.bukkit.command.CommandSender;
import org.bukkit.command.TabCompleter;

public class PlaytimeCompleter implements TabCompleter {
    @Override
    public List<String> onTabComplete(
            CommandSender sender, Command command, String alias, String[] args) {
        List<String> completions = new ArrayList<>();
        if (command.getName().equalsIgnoreCase("playtime")) {
            if (sender.hasPermission("d7.d7")) {
                for (OfflinePlayer pl : Bukkit.getOfflinePlayers()) {
                    completions.add(pl.getName());
                }
            }
        }
        return completions;
    }
}