mcMMO/src/main/java/com/gmail/nossr50/commands/party/PartyRenameCommand.java

package com.gmail.nossr50.commands.party;

import com.gmail.nossr50.datatypes.party.Party;
import com.gmail.nossr50.datatypes.party.PartyMember;
import com.neetgames.mcmmo.player.OnlineMMOPlayer;
import com.gmail.nossr50.events.party.McMMOPartyChangeEvent.EventReason;
import com.gmail.nossr50.locale.LocaleLoader;
import com.gmail.nossr50.mcMMO;
import org.bukkit.command.Command;
import org.bukkit.command.CommandExecutor;
import org.bukkit.command.CommandSender;
import org.bukkit.entity.Player;
import org.jetbrains.annotations.NotNull;

public class PartyRenameCommand implements CommandExecutor {
    @Override
    public boolean onCommand(@NotNull CommandSender sender, @NotNull Command command, @NotNull String label, String[] args) {
        if (args.length == 2) {
            if (mcMMO.getUserManager().queryPlayer((Player) sender) == null) {
                sender.sendMessage(LocaleLoader.getString("Profile.PendingLoad"));
                return true;
            }

            OnlineMMOPlayer mmoPlayer = mcMMO.getUserManager().queryPlayer((Player) sender);
            Party playerParty = mmoPlayer.getParty();

            String oldPartyName = playerParty.getPartyName();
            String newPartyName = args[1];

            // This is to prevent party leaders from spamming other players with the rename message
            if (oldPartyName.equalsIgnoreCase(newPartyName)) {
                sender.sendMessage(LocaleLoader.getString("Party.Rename.Same"));
                return true;
            }

            Player player = Misc.adaptPlayer(mmoPlayer);

            // Check to see if the party exists, and if it does cancel renaming the party
            if (mcMMO.getPartyManager().isParty(newPartyName)) {
                player.sendMessage(LocaleLoader.getString("Commands.Party.AlreadyExists", newPartyName));
                return true;
            }

            String leaderName = playerParty.getLeader().getPlayerName();

            for (PartyMember partyMember : playerParty.getPartyMembers()) {
                if (!mcMMO.getPartyManager().handlePartyChangeEvent(partyMember, oldPartyName, newPartyName, EventReason.CHANGED_PARTIES)) {
                    return true;
                }

                if (!partyMember.getName().equalsIgnoreCase(leaderName)) {
                    partyMember.sendMessage(LocaleLoader.getString("Party.InformedOnNameChange", leaderName, newPartyName));
                }
            }

            playerParty.setPartyName(newPartyName);

            sender.sendMessage(LocaleLoader.getString("Commands.Party.Rename", newPartyName));
            return true;
        }
        sender.sendMessage(LocaleLoader.getString("Commands.Usage.2", "party", "rename", "<" + LocaleLoader.getString("Commands.Usage.PartyName") + ">"));
        return true;
    }
}