package games.coob.laserturrets.model;

import games.coob.laserturrets.settings.Settings;
import games.coob.laserturrets.settings.TurretSettings;
import games.coob.laserturrets.util.Hologram;
import games.coob.laserturrets.util.Lang;
import games.coob.laserturrets.util.TurretUtil;
import lombok.*;
import org.bukkit.Location;
import org.bukkit.block.Block;
import org.bukkit.block.BlockFace;
import org.bukkit.entity.EntityType;
import org.bukkit.entity.Player;
import org.bukkit.inventory.ItemStack;
import org.mineacademy.fo.Common;
import org.mineacademy.fo.MathUtil;
import org.mineacademy.fo.SerializeUtil;
import org.mineacademy.fo.Valid;
import org.mineacademy.fo.collection.SerializedMap;
import org.mineacademy.fo.model.ConfigSerializable;
import org.mineacademy.fo.model.Tuple;
import org.mineacademy.fo.remain.CompMaterial;
import org.mineacademy.fo.remain.Remain;
import org.mineacademy.fo.settings.ConfigItems;
import org.mineacademy.fo.settings.YamlConfig;

import javax.annotation.Nullable;
import java.util.*;

@Getter
@Setter
public class TurretData extends YamlConfig {

    /**
     * The folder name where all items are stored
     */
    private static final String FOLDER = "turrets";

    private static final ConfigItems<TurretData> loadedFiles = ConfigItems.fromFolder(FOLDER, TurretData.class);

    private Location location;

    private CompMaterial material;

    private String id;

    private String type;

    private UUID owner;

    private boolean broken;

    private List<ItemStack> currentLoot;

    private Set<UUID> playerBlacklist = new HashSet<>();

    private Set<EntityType> mobBlacklist = new HashSet<>();

    private boolean mobWhitelistEnabled;

    private boolean playerWhitelistEnabled;

    private List<TurretLevel> turretLevels = new ArrayList<>();

    private double currentHealth;

    private int currentLevel;

    @Nullable
    private ItemStack unplacedTurret;

    private Hologram hologram;

    // Called when ConfigItems class loads your boss from your bosses/ folder
    private TurretData(final String id) {
        this(id, null, null, null);
    }

    // Called from the game when you create new bosses
    private TurretData(final String id, final Block block, final String type, final Player player) {
        Valid.checkBoolean(!loadedFiles.isItemLoaded(id), Lang.of("Tool.Already_Registered", "{location}", Common.shortLocation(block.getLocation())));

        this.location = block.getLocation();
        this.material = CompMaterial.fromMaterial(block.getType());
        this.type = type;
        this.owner = player.getUniqueId();
        this.id = id;
        this.currentLevel = 1;

        final TurretSettings turretSettings = TurretSettings.findByName(type);

        this.mobBlacklist = turretSettings.getMobList();
        this.playerBlacklist = turretSettings.getPlayerList();
        this.playerWhitelistEnabled = turretSettings.isEnablePlayerWhitelist();
        this.mobWhitelistEnabled = turretSettings.isEnableMobWhitelist();

        if (!this.isPlayerWhitelistEnabled())
            this.playerBlacklist.add(player.getUniqueId());

        for (final TurretSettings.LevelData levelData : turretSettings.getLevels()) {
            final TurretData.TurretLevel level = addLevel();
            levelData.setLevelData(level);
        }

        this.currentHealth = this.getLevel(1).getMaxHealth();
        this.hologram = createHologram();

        this.loadConfiguration(NO_DEFAULT, FOLDER + "/" + id + ".yml");
    }

    @Override
    protected void onLoad() {
        if (this.location == null && this.material == null && this.currentHealth == 0) { // TODO test
            Valid.checkBoolean(isSet("Block"), "Corrupted turret file: " + this.getFileName() + ", lacks the 'Block' key to determine the block where the turret is placed.");

            final String hash = this.getString("Block");

            final String[] split = hash.split(" \\| ");
            final Location location = SerializeUtil.deserializeLocation(split[0]);
            final CompMaterial material = CompMaterial.valueOf(split[1]);

            this.location = location;
            this.material = material;
            this.currentHealth = this.getDouble("Current_Health");
        }

        this.id = this.getString("Id");
        this.type = this.getString("Type");
        this.owner = this.get("Owner", UUID.class);
        this.playerBlacklist = this.getSet("Player_Blacklist", UUID.class);
        this.mobBlacklist = this.getSet("Mob_Blacklist", EntityType.class);
        this.currentLoot = this.getList("Current_Loot", ItemStack.class);
        this.playerWhitelistEnabled = this.getBoolean("Use_Player_Whitelist", false);
        this.mobWhitelistEnabled = this.getBoolean("Use_Mob_Whitelist", false); // Add default value to load it if the key doesn't exist
        this.currentLevel = this.getInteger("Current_Level");
        this.broken = this.getBoolean("Broken", false);
        this.unplacedTurret = this.getItemStack("Unplaced_Turret");

        this.save();
    }

    private String toHash(final Location location, final CompMaterial material) {
        return SerializeUtil.serializeLoc(location) + " | " + material;
    }

    @Override
    protected void onSave() {
        this.set("Block", toHash(this.location, this.material));
        this.set("Id", this.id);
        this.set("Type", this.type);
        this.set("Owner", this.owner);
        this.set("Player_Blacklist", this.playerBlacklist);
        this.set("Mob_Blacklist", this.mobBlacklist);
        this.set("Current_Loot", this.currentLoot);
        this.set("Use_Player_Whitelist", this.playerWhitelistEnabled);
        this.set("Use_Mob_Whitelist", this.mobWhitelistEnabled);
        this.set("Current_Health", this.currentHealth);
        this.set("Current_Level", this.currentLevel);
        this.set("Broken", this.broken);
        this.set("Hologram", this.hologram);
        this.set("Unplaced_Turret", this.unplacedTurret);
        this.set("Levels", this.turretLevels);
    }

    public void register(final Player player, final Block block, final String type, final String uniqueID) { // TODO register and create file
        Valid.checkBoolean(!loadedFiles.isItemLoaded(uniqueID), Lang.of("Tool.Already_Registered", "{location}", Common.shortLocation(block.getLocation())));

        this.setLocation(block.getLocation());
        this.setMaterial(CompMaterial.fromMaterial(block.getType()));
        this.setType(type);
        this.setOwner(player.getUniqueId());
        this.setId(uniqueID);
        this.setCurrentLevel(1);

        final TurretSettings turretSettings = TurretSettings.findByName(type);

        this.setMobBlacklist(turretSettings.getMobList());
        this.setPlayerBlacklist(turretSettings.getPlayerList());
        this.setPlayerWhitelistEnabled(turretSettings.isEnablePlayerWhitelist());
        this.setMobWhitelistEnabled(turretSettings.isEnableMobWhitelist());

        if (!this.isPlayerWhitelistEnabled())
            this.playerBlacklist.add(player.getUniqueId());

        for (final TurretSettings.LevelData levelData : turretSettings.getLevels()) {
            final TurretData.TurretLevel level = addLevel();
            levelData.setLevelData(level);
        }

        this.setCurrentHealth(this.getLevel(1).getMaxHealth());
        this.setHologram(createHologram());

        this.save();
    }

    public void unregister() {
        if (this.getHologram() != null)
            this.getHologram().remove();

        this.getLocation().getBlock().getRelative(BlockFace.UP).setType(CompMaterial.AIR.getMaterial());
        removeTurret(this.id);

        this.save();
    }

    public void registerUnplacedTurret(final Block block) {
        if (this.unplacedTurret != null) {
            this.setUnplacedTurret(null);
            this.setLocation(block.getLocation());
            this.setMaterial(CompMaterial.fromMaterial(block.getType()));
            this.setHologram(createHologram());
        }

        this.save();
    }

    /*public void registerTurretById(final Block block, final String turretId) { // TODO create unplaced boolean value
        final TurretData turretData = getUnplacedTurretById(turretId);

        this.registeredUnplacedTurrets.removeIf(tuple -> tuple.getKey().equals(turretData));

        turretData.setLocation(block.getLocation());
        turretData.setMaterial(CompMaterial.fromMaterial(block.getType()));
        turretData.setHologram(createHologram(turretData));

        this.registeredTurrets.add(turretData);
        this.save();
    }*/

    private Hologram createHologram() {
        final List<String> lore = Lang.ofList("Turret_Display.Hologram", "{turretType}", TurretUtil.capitalizeWord(this.getType()), "{owner}", Remain.getOfflinePlayerByUUID(this.getOwner()).getName(), "{level}", MathUtil.toRoman(this.getCurrentLevel()), "{health}", this.getCurrentHealth());
        final List<String> loreList = new ArrayList<>(lore);

        if (!Settings.TurretSection.ENABLE_DAMAGEABLE_TURRETS)
            loreList.removeIf(line -> line.contains(String.valueOf(this.getCurrentHealth())));

        final Object[] objects = loreList.toArray();
        final String[] lines = Arrays.copyOf(objects, objects.length, String[].class);
        final int linesLength = objects.length;
        final Hologram hologram = new Hologram(this.getLocation().clone().add(0.5, TurretUtil.getYForLines(linesLength), 0.5));

        hologram.setLore(lines);

        return hologram;
    }

    /*public void unregister(final Block block) {
        final TurretData turretData = getTurretByBlock(block);

        if (turretData.getHologram() != null)
            turretData.getHologram().remove();

        block.getRelative(BlockFace.UP).setType(CompMaterial.AIR.getMaterial());
        this.registeredTurrets.remove(turretData);

        this.save();
    }*/

    /*public void unregister(final TurretData turretData) {
        if (turretData.getHologram() != null)
            turretData.getHologram().remove();

        turretData.getLocation().getBlock().getRelative(BlockFace.UP).setType(CompMaterial.AIR.getMaterial());
        this.registeredTurrets.remove(turretData);

        this.save();
    }*/

    /*public void unregister(final String turretID) {
        final TurretData turretData = getTurretByID(turretID);

        if (turretData.getHologram() != null)
            turretData.getHologram().remove();

        turretData.getLocation().getBlock().getRelative(BlockFace.UP).setType(CompMaterial.AIR.getMaterial());
        this.registeredTurrets.remove(turretData);

        this.save();
    }*/

    public void setUnplacedTurret(@Nullable final ItemStack turretItem) {
        this.unplacedTurret = turretItem;

        this.save();
    }

    public void addPlayerToBlacklist(final UUID uuid) {
        this.playerBlacklist.add(uuid);

        this.save();
    }

    public void removePlayerFromBlacklist(final UUID uuid) {
        if (this.playerBlacklist != null)
            this.playerBlacklist.remove(uuid);

        this.save();
    }

    public void addMobToBlacklist(final EntityType entityType) {
        this.mobBlacklist.add(entityType);

        this.save();
    }

    public void removeMobFromBlacklist(final EntityType entityType) {
        this.mobBlacklist.remove(entityType);

        this.save();
    }

    public void enableMobWhitelist(final boolean enableWhitelist) {
        this.mobWhitelistEnabled = enableWhitelist;

        this.save();
    }

    public boolean isMobListedAsAlly(final EntityType entityType) {
        return this.mobBlacklist.contains(entityType);
    }

    public void enablePlayerWhitelist(final boolean enableWhitelist) {
        this.playerWhitelistEnabled = enableWhitelist;

        this.save();
    }

    public boolean isPlayerListedAsAlly(final UUID uuid) {
        if (this.playerBlacklist != null)
            return this.playerBlacklist.contains(uuid);
        else return false;
    }

    public void setRange(final int level, final int range) {
        this.getLevel(level).setRange(range);

        this.save();
    }

    public void setLaserEnabled(final int level, final boolean laserEnabled) {
        this.getLevel(level).setLaserEnabled(laserEnabled);

        this.save();
    }

    public void setLaserDamage(final int level, final double damage) {
        this.getLevel(level).setLaserDamage(damage);

        this.save();
    }

    public void updateHologram() {
        this.getHologram().remove();
        this.setHologram(createHologram());

        this.save();
    }

    public void setLevelPrice(final int level, final double price) {
        this.getLevel(level).setPrice(price);

        this.save();
    }

    public TurretLevel getLevel(final int level) {
        final boolean outOfBounds = level <= 0 || level >= this.turretLevels.size() + 1;

        if (!outOfBounds)
            return this.turretLevels.get(level - 1);

        return null;
    }

    public void createLevel() {
        final TurretLevel level = addLevel();
        final List<TurretSettings.LevelData> levels = TurretSettings.findByName(this.type).getLevels();

        levels.get(levels.size() - 1).setLevelData(level);

        this.save();
    }

    public void removeLevel(final int level) {
        Valid.checkBoolean(getLevels() >= level, "Cannot remove level " + level + " because the turret only has " + getLevels() + " levels.");
        this.turretLevels.remove(level - 1);

        this.save();
    }

    public int getLevels() {
        return this.turretLevels.size();
    }

    public void setCurrentTurretLevel(final int level) {
        this.currentLevel = level;

        this.save();
    }

    public TurretLevel addLevel() {
        final TurretLevel level = new TurretLevel(this);

        turretLevels.add(level);

        return this.turretLevels.get(this.turretLevels.size() - 1);
    }

    public void setTurretHealth(final Block block, final double health) {
        if (isRegistered(block))
            this.setCurrentHealth(health);

        this.save();
    }

    public void setTurretHealth(final double health) {
        this.currentHealth = health;

        this.save();
    }

    public void setBrokenAndFill(final Block block, final boolean broken) {
        if (isRegistered(block)) {
            this.broken = broken;

            if (this.isBroken()) {
                final List<Tuple<ItemStack, Double>> lootChances = this.turretLevels.get(this.currentLevel - 1).getLootChances();
                this.currentLoot = randomItemPercentageList(lootChances);
            }

            this.save();
        }
    }

    private List<ItemStack> randomItemPercentageList(final List<Tuple<ItemStack, Double>> lootChanceList) {
        final List<ItemStack> items = new ArrayList<>();

        for (final Tuple<ItemStack, Double> lootChance : lootChanceList) {
            if (lootChance != null) {
                final Random random = new Random();
                final double randomPercentage = random.nextDouble();

                if (lootChance.getValue() >= randomPercentage)
                    items.add(lootChance.getKey());
            }
        }

        return items;
    }

    public void setBroken(final boolean broken) {
        this.broken = broken;

        if (!this.isBroken())
            setTurretHealth(this.getLevel(this.getCurrentLevel()).getMaxHealth());

        this.save();
    }

    public List<Tuple<ItemStack, Double>> getTurretLootChances(final int level) {
        return this.getLevel(level).getLootChances();
    }

    public void setTurretLootChances(final int level, final List<Tuple<ItemStack, Double>> lootChances) {
        this.getLevel(level).setLootChances(lootChances);

        this.save();
    }

    public void setCurrentLoot(@Nullable final List<ItemStack> items) {
        this.currentLoot = items;

        this.save();
    }

    public void removeCurrentLoot(final ItemStack item) {
        this.currentLoot.remove(item);

        this.save();
    }

    @Override
    protected boolean saveComments() {
        return false;
    }

    // -----------------------------------------------------------------
    // Turret levels
    // -----------------------------------------------------------------

    @RequiredArgsConstructor(access = AccessLevel.PRIVATE)
    public final static class TurretLevel implements ConfigSerializable {

        private final TurretData turretData;

        @Getter
        private double price;

        @Getter
        private List<Tuple<ItemStack, Double>> lootChances = new ArrayList<>();

        @Getter
        private int range;

        @Getter
        private boolean laserEnabled;

        @Getter
        private double laserDamage;

        @Getter
        private double maxHealth;

        public void setPrice(final double price) {
            this.price = price;
        }

        public void setRange(final int range) {
            this.range = range;
        }

        public void setLaserEnabled(final boolean laserEnabled) {
            this.laserEnabled = laserEnabled;
        }

        public void setLaserDamage(final double laserDamage) {
            this.laserDamage = laserDamage;
        }

        public void setLootChances(final @Nullable List<Tuple<ItemStack, Double>> lootChances) {
            this.lootChances = lootChances;
        }

        public void setMaxHealth(final double health) {
            this.maxHealth = health;
        }

        public static TurretLevel deserialize(final SerializedMap map, final TurretData turretData) {
            final double price = map.getDouble("Price");
            final List<Tuple<ItemStack, Double>> lootChances = map.getTupleList("Loot_Chances", ItemStack.class, Double.class);
            final int range = map.getInteger("Range");
            final boolean laserEnabled = map.getBoolean("Laser_Enabled");
            final double laserDamage = map.getDouble("Laser_Damage");
            final double maxHealth = map.getDouble("Max_Health");

            final TurretLevel level = new TurretLevel(turretData);

            level.setPrice(price);
            level.setLootChances(lootChances);
            level.setRange(range);
            level.setLaserEnabled(laserEnabled);
            level.setLaserDamage(laserDamage);
            level.setMaxHealth(maxHealth);

            return level;
        }

        @Override
        public SerializedMap serialize() {
            final SerializedMap map = new SerializedMap();

            map.put("Price", this.price);
            map.put("Range", this.range);
            map.put("Max_Health", this.maxHealth);
            map.put("Laser_Enabled", this.laserEnabled);
            map.put("Laser_Damage", this.laserDamage);
            map.putIf("Loot_Chances", this.lootChances);

            return map;
        }
    }

    // -----------------------------------------------------------------
    // Static
    // -----------------------------------------------------------------

    public static void syncTurretDataWithSettings(final TurretSettings settings, final TurretData turretData) {
        turretData.setMobBlacklist(settings.getMobList());
        turretData.setPlayerBlacklist(settings.getPlayerList());
        turretData.setPlayerWhitelistEnabled(settings.isEnablePlayerWhitelist());
        turretData.setMobWhitelistEnabled(settings.isEnableMobWhitelist());

        if (!turretData.isPlayerWhitelistEnabled())
            turretData.addPlayerToBlacklist(turretData.getOwner());

        for (int i = 1; i <= turretData.getLevels() + 2; i++)
            turretData.removeLevel(1);

        for (final TurretSettings.LevelData levelData : settings.getLevels()) {
            final TurretLevel level = turretData.addLevel();
            levelData.setLevelData(level);
        }

        final double maxHealth = turretData.getLevel(turretData.getCurrentLevel()).getMaxHealth();

        if (turretData.getCurrentHealth() > maxHealth)
            turretData.setCurrentHealth(maxHealth);

        TurretUtil.updateHologramAndTexture(turretData);

        turretData.save();
    }

    public static boolean isRegistered(final Block block) {
        for (final TurretData turretData : getTurrets())
            return turretData.getLocation().getBlock().getLocation().equals(block.getLocation());

        return false;
    }

    public static boolean isRegistered(final String turretID) {
        for (final TurretData turretData : getTurrets()) {
            if (turretData.getId().equals(turretID))
                return true;
        }

        return false;
    }

    public static TurretData findByBlock(final Block block) {
        for (final TurretData turretData : getTurrets())
            if (turretData.getLocation().getBlock().getLocation().equals(block.getLocation()))
                return turretData;

        return null;
    }

    public static Set<TurretData> getTurretsOfType(final String turretType) {
        final Set<TurretData> dataList = new HashSet<>();

        for (final TurretData turretData : getTurrets())
            if (turretData.getType().equals(turretType))
                dataList.add(turretData);

        return dataList;
    }

    public static Set<TurretData> getRegisteredTurrets() {
        return new HashSet<>(getTurrets());
    }

    public static List<Location> getTurretLocations() {
        final List<Location> locations = new ArrayList<>();

        for (final TurretData turretData : getTurrets())
            locations.add(turretData.getLocation());

        return locations;
    }

    public static List<TurretData> getUnplacedTurrets() {
        final List<TurretData> turretDataList = new ArrayList<>();

        for (final TurretData turretData : getTurrets())
            if (turretData.getUnplacedTurret() != null)
                turretDataList.add(turretData);

        return turretDataList;
    }

    public static Set<String> getTurretIDs() {
        final Set<String> turretIDs = new HashSet<>();

        for (final TurretData turretData : getTurrets())
            turretIDs.add(turretData.getId());

        return turretIDs;
    }

    public static List<Location> getTurretLocationsOfType(final String type) {
        final List<Location> locations = new ArrayList<>();

        for (final TurretData turretData : getTurretsOfType(type))
            locations.add(turretData.getLocation());

        return locations;
    }

    public static boolean isTurretOfType(final Block block, final String type) {
        for (final TurretData turretData : getTurretsOfType(type))
            if (turretData.getLocation().getBlock().getLocation().equals(block.getLocation()))
                return true;

        return false;
    }

    /**
     * @return
     * @see ConfigItems#getItems()
     */
    public static List<? extends TurretData> getTurrets() {
        return loadedFiles.getItems();
    }

    /**
     * @return
     * @see ConfigItems#getItemNames()
     */
    public static Set<String> getTurretNames() {
        return loadedFiles.getItemNames();
    }

    public static void createTurret(@NonNull final String turretId, final Block block, final String type, final Player owner) { // TODO
        loadedFiles.loadOrCreateItem(turretId, () -> new TurretData(turretId, block, type, owner));
    }

    /**
     * @see ConfigItems#loadItems()
     */
    public static void loadTurrets() {
        loadedFiles.loadItems();
    }

    public static void removeTurret(final String turretId) {
        loadedFiles.removeItemByName(turretId);
    }

    /**
     * @see ConfigItems#isItemLoaded(String)
     */
    public static boolean isTurretLoaded(final String id) {
        return loadedFiles.isItemLoaded(id);
    }

    /**
     * @return
     * @see ConfigItems#findItem(String)
     */
    public static TurretData findById(@NonNull final String id) {
        return loadedFiles.findItem(id);
    }
}