Module-Guilds/src/main/java/dev/plex/command/sub/PrefixSubCommand.java

package dev.plex.command.sub;

import dev.plex.Guilds;
import dev.plex.command.SubCommand;
import dev.plex.command.annotation.CommandParameters;
import dev.plex.command.annotation.CommandPermissions;
import dev.plex.command.source.RequiredCommandSource;
import dev.plex.guild.GuildMember;
import dev.plex.util.minimessage.SafeMiniMessage;
import net.kyori.adventure.text.Component;
import org.apache.commons.lang3.StringUtils;
import org.bukkit.command.CommandSender;
import org.bukkit.entity.Player;
import org.jetbrains.annotations.NotNull;

import java.util.Collections;
import java.util.List;

@CommandParameters(name = "prefix", aliases = "tag,settag,setprefix", usage = "/guild <command> <clear | prefix>", description = "Sets the guild's default prefix")
@CommandPermissions(source = RequiredCommandSource.IN_GAME, permission = "plex.guilds.prefix")
public class PrefixSubCommand extends SubCommand
{
    @Override
    public Component run(CommandSender sender, Player player, String[] args)
    {
        if (args.length == 0)
        {
            return usage();
        }

        assert player != null;
        GuildMember member = Guilds.get().getMemberData().getMember(player).orElseThrow();
        member.getGuild().ifPresentOrElse(guild ->
                {
                    if (!guild.isModerator(member))
                    {
                        send(player, messageComponent("guildNotMod"));
                        return;
                    }

                    if (args[0].equalsIgnoreCase("clear"))
                    {
                        guild.setPrefix(null);
                        send(player, messageComponent("guildPrefixCleared"));
                        return;
                    }

                    String prefix = StringUtils.join(args, " ");
                    guild.setPrefix(prefix);
                    prefix = prefix.replace("%rank%", guild.getDefaultRank().getName()).replace("%name%", guild.getDisplayName());
                    send(player, messageComponent("guildPrefixSet", SafeMiniMessage.mmDeserializeWithoutEvents(prefix)));
                },
                () -> send(player, messageComponent("guildNotFound")));

        return null;
    }

    @Override
    public @NotNull List<String> smartTabComplete(@NotNull CommandSender sender, @NotNull String s, @NotNull String[] args) throws IllegalArgumentException
    {
        return Collections.emptyList();
    }
}