package com.massivecraft.factions.cmd;

import com.massivecraft.factions.*;
import com.massivecraft.factions.event.FPlayerJoinEvent;
import com.massivecraft.factions.struct.Permission;
import com.massivecraft.factions.zcore.fupgrades.UpgradeType;
import com.massivecraft.factions.zcore.util.TL;
import org.bukkit.Bukkit;

public class CmdJoin extends FCommand {

     public CmdJoin() {
          super();
          this.aliases.add("join");
          this.requiredArgs.add("faction name");
          this.optionalArgs.put("player", "you");

          this.requirements = new CommandRequirements.Builder(Permission.JOIN)
                  .playerOnly()
                  .build();
     }

     @Override
     public void perform(CommandContext context) {
          Faction faction = context.argAsFaction(0);
          if (faction == null) {
               return;
          }

          FPlayer fplayer = context.argAsBestFPlayerMatch(1, context.fPlayer, false);
          boolean samePlayer = fplayer == context.fPlayer;

          if (!samePlayer && !Permission.JOIN_OTHERS.has(context.sender, false)) {
               context.msg(TL.COMMAND_JOIN_CANNOTFORCE);
               return;
          }

          if (!faction.isNormal()) {
               context.msg(TL.COMMAND_JOIN_SYSTEMFACTION);
               return;
          }

          if (faction == fplayer.getFaction()) {
               context.msg(TL.COMMAND_JOIN_ALREADYMEMBER, fplayer.describeTo(context.fPlayer, true), (samePlayer ? "are" : "is"), faction.getTag(context.fPlayer));
               return;
          }

          if (Conf.factionMemberLimit > 0 && faction.getFPlayers().size() >= getFactionMemberLimit(faction)) {
               context.msg(TL.COMMAND_JOIN_ATLIMIT, faction.getTag(context.fPlayer), getFactionMemberLimit(faction), fplayer.describeTo(context.fPlayer, false));
               return;
          }

          if (fplayer.hasFaction()) {
               context.msg(TL.COMMAND_JOIN_INOTHERFACTION, fplayer.describeTo(context.fPlayer, true), (samePlayer ? "your" : "their"));
               return;
          }

          if (!Conf.canLeaveWithNegativePower && fplayer.getPower() < 0) {
               context.msg(TL.COMMAND_JOIN_NEGATIVEPOWER, fplayer.describeTo(context.fPlayer, true));
               return;
          }

          if (!(faction.getOpen() || faction.isInvited(fplayer) || context.fPlayer.isAdminBypassing() || Permission.JOIN_ANY.has(context.sender, false))) {
               context.msg(TL.COMMAND_JOIN_REQUIRESINVITATION);
               if (samePlayer) {
                    faction.msg(TL.COMMAND_JOIN_ATTEMPTEDJOIN, fplayer.describeTo(faction, true));
               }
               return;
          }

          int altLimit = Conf.factionAltMemberLimit;

          if (altLimit > 0 && faction.getAltPlayers().size() >= altLimit && !faction.altInvited(context.fPlayer)) {
               context.msg(TL.COMMAND_JOIN_ATLIMIT, faction.getTag(context.fPlayer), altLimit, fplayer.describeTo(context.fPlayer, false));
               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 (samePlayer && !context.canAffordCommand(Conf.econCostJoin, TL.COMMAND_JOIN_TOJOIN.toString())) {
               return;
          }

          // Check for ban
          if (!context.fPlayer.isAdminBypassing() && faction.isBanned(context.fPlayer)) {
               context.msg(TL.COMMAND_JOIN_BANNED, faction.getTag(context.fPlayer));
               return;
          }

          // trigger the join event (cancellable)
          FPlayerJoinEvent joinEvent = new FPlayerJoinEvent(FPlayers.getInstance().getByPlayer(context.player), faction, FPlayerJoinEvent.PlayerJoinReason.COMMAND);
          Bukkit.getServer().getPluginManager().callEvent(joinEvent);
          if (joinEvent.isCancelled()) {
               return;
          }

          // then make 'em pay (if applicable)
          if (samePlayer && !context.payForCommand(Conf.econCostJoin, TL.COMMAND_JOIN_TOJOIN.toString(), TL.COMMAND_JOIN_FORJOIN.toString())) {
               return;
          }

          context.msg(TL.COMMAND_JOIN_SUCCESS, fplayer.describeTo(context.fPlayer, true), faction.getTag(context.fPlayer));

          if (!samePlayer) {
               fplayer.msg(TL.COMMAND_JOIN_MOVED, context.fPlayer.describeTo(fplayer, true), faction.getTag(fplayer));
          }

          faction.msg(TL.COMMAND_JOIN_JOINED, fplayer.describeTo(faction, true));

          fplayer.resetFactionData();

          if (faction.altInvited(fplayer)) {
               fplayer.setAlt(true);
               fplayer.setFaction(faction, true);
          } else {
               fplayer.setFaction(faction, false);
          }

          faction.deinvite(fplayer);
          context.fPlayer.setRole(faction.getDefaultRole());

          if (Conf.logFactionJoin) {
               if (samePlayer) {
                    FactionsPlugin.getInstance().log(TL.COMMAND_JOIN_JOINEDLOG.toString(), fplayer.getName(), faction.getTag());
               } else {
                    FactionsPlugin.getInstance().log(TL.COMMAND_JOIN_MOVEDLOG.toString(), context.fPlayer.getName(), fplayer.getName(), faction.getTag());
               }
          }
     }

     private int getFactionMemberLimit(Faction f) {
          if (f.getUpgrade(UpgradeType.MEMBERS) == 0) return Conf.factionMemberLimit;
          return Conf.factionMemberLimit + FactionsPlugin.getInstance().getConfig().getInt("fupgrades.MainMenu.Members.Member-Boost.level-" + f.getUpgrade(UpgradeType.MEMBERS));
     }

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