/*
 * This file is a part of the SteamWar software.
 *
 * Copyright (C) 2021  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.lobby.particle;

import de.steamwar.inventory.SWInventory;
import de.steamwar.inventory.SWItem;
import de.steamwar.inventory.SWListInv;
import de.steamwar.lobby.LobbySystem;
import de.steamwar.lobby.particle.particles.*;
import de.steamwar.lobby.util.LobbyPlayer;
import de.steamwar.sql.Event;
import de.steamwar.sql.SteamwarUser;
import de.steamwar.sql.TeamTeilnahme;
import de.steamwar.sql.UserGroup;
import org.bukkit.Material;
import org.bukkit.entity.Player;

import java.util.ArrayList;
import java.util.HashSet;
import java.util.List;
import java.util.Set;
import java.util.stream.Collectors;

public class ParticleInventory {

    private ParticleInventory() {
    }

    private static void calculateParticles(ParticleEnum[] particles, Player player, List<SWListInv.SWListEntry<ParticleEnum>> particleList) {
        for (ParticleEnum particle : particles) {
            particleList.add(new SWListInv.SWListEntry<>(particle.getParticle().getItem().toSWItem(player), particle));
        }
    }

    private static SWInventory createInventory(Player player) {
        LobbyPlayer lobbyPlayer = LobbyPlayer.getLobbyPlayer(player.getUniqueId());
        SteamwarUser steamwarUser = SteamwarUser.get(player.getUniqueId());
        UserGroup userGroup = steamwarUser.getUserGroup();

        List<SWListInv.SWListEntry<ParticleEnum>> particleList = new ArrayList<>();
        calculateParticles(PlayerParticle.particles, player, particleList);
        if (steamwarUser.getTeam() != 0 || userGroup != UserGroup.Member) {
            calculateParticles(TeamParticle.particles, player, particleList);
        }
        if (userGroup != UserGroup.Member) {
            calculateParticles(ServerTeamParticle.particles, player, particleList);
        }

        Set<Integer> events = steamwarUser.getTeam() == 0 ? new HashSet<>() : TeamTeilnahme.getEvents(steamwarUser.getTeam()).stream().map(Event::getEventID).collect(Collectors.toSet());
        if (!events.isEmpty()) {
            calculateParticles(EventParticle.particles, player, particleList);
        }
        for (EventParticlePlacement particle : EventParticlePlacement.particles) {
            boolean clickable = userGroup.isTeamGroup();
            clickable |= (steamwarUser.getTeam() != 0 && contains(particle.getPlacementTeams(), steamwarUser.getTeam()));
            addParticle(particleList, particle, clickable, player);
        }
        for (EventParticleParticipation particle : EventParticleParticipation.particles) {
            boolean clickable = userGroup.isTeamGroup();
            clickable |= events.contains(particle.getEvent());
            addParticle(particleList, particle, clickable, player);
        }
        for (SpecialTeamParticle particle : SpecialTeamParticle.particles) {
            if (particle.getTeamId() == 0 || steamwarUser.getTeam() == particle.getTeamId()) {
                addParticle(particleList, particle, true, player);
            }
        }

        SWListInv<ParticleEnum> particleSWListInv = new SWListInv<>(player, LobbySystem.getMessage().parse("PARTICLE_INVENTORY", player), false, particleList, (clickType, particle) -> {
            if (particle == null) return;
            lobbyPlayer.setParticle(particle);
            player.closeInventory();
        });
        particleSWListInv.setItem(49, Material.BARRIER, LobbySystem.getMessage().parse("PARTICLE_DESELECT", player), new ArrayList<>(), false, clickType -> {
            lobbyPlayer.setParticle(null);
        });

        return particleSWListInv;
    }

    private static void addParticle(List<SWListInv.SWListEntry<ParticleEnum>> particleList, ParticleEnum particle, boolean clickable, Player player) {
        if (clickable) {
            particleList.add(new SWListInv.SWListEntry<>(particle.getParticle().getItem().toSWItem(player), particle));
        } else {
            SWItem swItem = particle.getParticle().getItem().toSWItem(player);
            swItem.setName(LobbySystem.getMessage().parse("PARTICLE_LOCKED", player, swItem.getItemMeta().getDisplayName()));
            particleList.add(new SWListInv.SWListEntry<>(swItem, null));
        }
    }

    private static boolean contains(int[] ints, int element) {
        for (int i : ints) {
            if (i == element) return true;
        }
        return false;
    }

    public static void openParticleInventory(Player player) {
        createInventory(player).open();
    }
}