/* 
    This file is a part of the SteamWar software.
    
    Copyright (C) 2020  SteamWar.de-Serverteam

    This program is free software: you can redistribute it and/or modify
    it under the terms of the GNU Affero General Public License as published by
    the Free Software Foundation, either version 3 of the License, or
    (at your option) any later version.

    This program is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
    GNU Affero General Public License for more details.

    You should have received a copy of the GNU Affero General Public License
    along with this program.  If not, see <https://www.gnu.org/licenses/>.
*/

package de.steamwar.fightsystem.winconditions;

import de.steamwar.fightsystem.Config;
import de.steamwar.fightsystem.countdown.Countdown;
import de.steamwar.fightsystem.countdown.SWSound;
import de.steamwar.fightsystem.fight.Fight;
import de.steamwar.fightsystem.fight.FightTeam;
import de.steamwar.fightsystem.states.FightState;
import de.steamwar.fightsystem.states.StateDependentTask;
import org.bukkit.Bukkit;
import org.bukkit.World;
import org.bukkit.entity.TNTPrimed;

public class WinconditionTimeTechKO extends Wincondition {

    private static final int TECH_KO_TIME_IN_S = 90;
    private static final int TECH_KO_HALF_TIME = TECH_KO_TIME_IN_S*10;

    private final World world = Bukkit.getWorlds().get(0);
    private final double toggle = Config.SpecSpawn.getZ();
    private final FightTeam smallerZteam;
    private final FightTeam biggerZteam;

    private int smallerZtime = TECH_KO_HALF_TIME;
    private int biggerZtime = TECH_KO_HALF_TIME;
    private TechKOCountdown smallerZcountdown = null;
    private TechKOCountdown biggerZcountdown = null;

    /**
     * Works only for z-Axis fight direction for performance reasons
     */
    public WinconditionTimeTechKO(){
        super("TechKO", "", " §chat den Gegner Tech K.O. gesetzt!");

        if(Config.TeamBluetoReddistanceZ > 0) {
            smallerZteam = Fight.getBlueTeam();
            biggerZteam = Fight.getRedTeam();
        }else{
            smallerZteam = Fight.getRedTeam();
            biggerZteam = Fight.getBlueTeam();
        }

        new StateDependentTask(Winconditions.TIME_TECH_KO, FightState.Running, this::run, 1, 1){
            @Override
            public void disable() {
                super.disable();
                if(smallerZcountdown != null){
                    smallerZcountdown.disable();
                    smallerZcountdown = null;
                }
                if(biggerZcountdown != null){
                    biggerZcountdown.disable();
                    biggerZcountdown = null;
                }
            }
        };
    }

    private void run(){
        for(TNTPrimed tnt : world.getEntitiesByClass(TNTPrimed.class)){
            double z =  tnt.getLocation().getZ();
            boolean smallerZ = z < toggle;
            boolean wasSmallerZ = z - tnt.getVelocity().getZ() < toggle;
            if(wasSmallerZ && !smallerZ) {
                smallerZtime = TECH_KO_HALF_TIME;
                if(smallerZcountdown != null){
                    smallerZcountdown.disable();
                    smallerZcountdown = null;
                }
            }else if(!wasSmallerZ && smallerZ){
                biggerZtime = TECH_KO_HALF_TIME;
                if(biggerZcountdown != null){
                    biggerZcountdown.disable();
                    biggerZcountdown = null;
                }
            }
        }

        if(smallerZtime == 0)
            smallerZcountdown = new TechKOCountdown(smallerZteam, TECH_KO_HALF_TIME / 20);
        if(biggerZtime == 0)
            biggerZcountdown = new TechKOCountdown(biggerZteam, TECH_KO_HALF_TIME / 20);

        smallerZtime--;
        biggerZtime--;
    }

    private class TechKOCountdown extends Countdown {
        private final FightTeam team;

        public TechKOCountdown(FightTeam team, int countdownTime) {
            super(countdownTime, SWSound.BLOCK_NOTE_PLING, false);
            this.team = team;
            super.enable();
        }

        @Override
        public final String countdownCounting() {
            return "bis " + team.getColoredName() + " §feinen Schuss abgegeben haben muss!";
        }

        @Override
        public void countdownFinished() {
            win(Fight.getOpposite(team));
        }
    }
}