package com.massivecraft.factions.cmd;

import com.massivecraft.factions.FPlayer;
import com.massivecraft.factions.FPlayers;
import com.massivecraft.factions.Faction;
import com.massivecraft.factions.FactionsPlugin;
import com.massivecraft.factions.cmd.audit.FLogType;
import com.massivecraft.factions.event.FPlayerJoinEvent;
import com.massivecraft.factions.struct.Permission;
import com.massivecraft.factions.struct.Role;
import com.massivecraft.factions.zcore.util.TL;
import org.bukkit.Bukkit;
import org.bukkit.ChatColor;

public class CmdAdmin extends FCommand {

    /**
     * @author FactionsUUID Team
     */

    public CmdAdmin() {
        super();
        this.aliases.addAll(Aliases.admin);

        this.requiredArgs.add("player");

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

    @Override
    public void perform(CommandContext context) {
        FactionsPlugin.getInstance().getServer().getScheduler().runTaskAsynchronously(FactionsPlugin.instance, () -> {
            if (context.player == null) {
                context.msg(TL.GENERIC_PLAYERONLY);
                return;
            }
            // Allows admins bypass this.
            if (!context.fPlayer.isAdminBypassing() && !context.fPlayer.getRole().equals(Role.LEADER)) {
                context.msg(TL.COMMAND_ADMIN_NOTADMIN);
                return;
            }
            FPlayer fyou = context.argAsBestFPlayerMatch(0);
            if (fyou == null) {
                return;
            }

            boolean permAny = Permission.ADMIN_ANY.has(context.sender, false);
            Faction targetFaction = fyou.getFaction();

            if (targetFaction != context.faction && !permAny) {
                context.msg(TL.COMMAND_ADMIN_NOTMEMBER, fyou.describeTo(context.fPlayer, true));
                return;
            }

            if (fyou == context.fPlayer && !permAny) {
                context.msg(TL.COMMAND_ADMIN_TARGETSELF);
                return;
            }

            // only perform a FPlayerJoinEvent when newLeader isn't actually in the faction
            if (fyou.getFaction() != targetFaction) {
                FPlayerJoinEvent event = new FPlayerJoinEvent(FPlayers.getInstance().getByPlayer(context.player), targetFaction, FPlayerJoinEvent.PlayerJoinReason.LEADER);
                Bukkit.getServer().getPluginManager().callEvent(event);
                if (event.isCancelled()) {
                    return;
                }
            }

            FPlayer admin = targetFaction.getFPlayerAdmin();

            // if target player is currently admin, demote and replace him
            if (fyou == admin) {
                promoteNewLeader(targetFaction);
                context.msg(TL.COMMAND_ADMIN_DEMOTES, fyou.describeTo(context.fPlayer, true));
                fyou.msg(TL.COMMAND_ADMIN_DEMOTED, context.player == null ? TL.GENERIC_SERVERADMIN.toString() : context.fPlayer.describeTo(fyou, true));
                return;
            }

            // promote target player, and demote existing admin if one exists
            if (admin != null) {
                setRole(admin, Role.COLEADER);
            }
            setRole(fyou, Role.LEADER);
            context.msg(TL.COMMAND_ADMIN_PROMOTES, fyou.describeTo(context.fPlayer, true));

            FactionsPlugin.instance.getFlogManager().log(targetFaction, FLogType.RANK_EDIT, context.fPlayer.getName(), fyou.getName(), ChatColor.RED + "Admin");

            // Inform all players
            if(FactionsPlugin.instance.getConfig().getBoolean("faction-leader-broadcast")) {
                for (FPlayer fplayer : FPlayers.getInstance().getOnlinePlayers()) {
                    fplayer.msg(TL.COMMAND_ADMIN_PROMOTED, context.player == null ? TL.GENERIC_SERVERADMIN.toString() : context.fPlayer.describeTo(fplayer, true), fyou.describeTo(fplayer), targetFaction.describeTo(fplayer));
                }
            }
        });
    }

    private void setRole(FPlayer fp, Role r) {
        FactionsPlugin.getInstance().getServer().getScheduler().runTask(FactionsPlugin.instance, () -> fp.setRole(r));
    }

    private void promoteNewLeader(Faction f) {
        FactionsPlugin.getInstance().getServer().getScheduler().runTask(FactionsPlugin.instance, (Runnable) f::promoteNewLeader);
    }

    public TL getUsageTranslation() {
        return TL.COMMAND_ADMIN_DESCRIPTION;
    }

}