Saber-Factions/src/main/java/com/massivecraft/factions/cmd/CmdTag.java

package com.massivecraft.factions.cmd;

import com.massivecraft.factions.*;
import com.massivecraft.factions.event.FactionRenameEvent;
import com.massivecraft.factions.scoreboards.FTeamWrapper;
import com.massivecraft.factions.struct.Permission;
import com.massivecraft.factions.struct.Role;
import com.massivecraft.factions.util.MiscUtil;
import com.massivecraft.factions.zcore.util.TL;
import org.bukkit.Bukkit;

import java.util.ArrayList;

public class CmdTag extends FCommand {

     public CmdTag() {
          this.aliases.add("tag");
          this.aliases.add("rename");

          this.requiredArgs.add("faction tag");

          this.requirements = new CommandRequirements.Builder(Permission.TAG)
                  .withRole(Role.COLEADER)
                  .playerOnly()
                  .memberOnly()
                  .build();
     }

     @Override
     public void perform(CommandContext context) {
          String tag = context.argAsString(0);

          // TODO does not first test cover selfcase?
          if (Factions.getInstance().isTagTaken(tag) && !MiscUtil.getComparisonString(tag).equals(context.faction.getComparisonTag())) {
               context.msg(TL.COMMAND_TAG_TAKEN);
               return;
          }

          ArrayList<String> errors = MiscUtil.validateTag(tag);
          if (errors.size() > 0) {
               context.sendMessage(errors);
               return;
          }

          // if economy is enabled, they're not on the bypass list, and this command has a cost set, make sure they can pay
          if (!context.canAffordCommand(Conf.econCostTag, TL.COMMAND_TAG_TOCHANGE.toString())) {
               return;
          }

          // trigger the faction rename event (cancellable)
          FactionRenameEvent renameEvent = new FactionRenameEvent(context.fPlayer, tag);
          Bukkit.getServer().getPluginManager().callEvent(renameEvent);
          if (renameEvent.isCancelled()) {
               return;
          }

          // then make 'em pay (if applicable)
          if (!context.payForCommand(Conf.econCostTag, TL.COMMAND_TAG_TOCHANGE, TL.COMMAND_TAG_FORCHANGE)) {
               return;
          }

          String oldtag = context.faction.getTag();
          context.faction.setTag(tag);

          // Inform
          for (FPlayer fplayer : FPlayers.getInstance().getOnlinePlayers()) {
               if (fplayer.getFactionId().equals(context.faction.getId())) {
                    fplayer.msg(TL.COMMAND_TAG_FACTION, context.fPlayer.describeTo(context.faction, true), context.faction.getTag(context.faction));
                    continue;
               }

               // Broadcast the tag change (if applicable)
               if (Conf.broadcastTagChanges) {
                    Faction faction = fplayer.getFaction();
                    fplayer.msg(TL.COMMAND_TAG_CHANGED, context.fPlayer.getColorTo(faction) + oldtag, context.faction.getTag(faction));
               }
          }

          FTeamWrapper.updatePrefixes(context.faction);
     }

     @Override
     public TL getUsageTranslation() {
          return TL.COMMAND_TAG_DESCRIPTION;
     }

}