package games.coob.nmsinterface;

import lombok.Getter;
import lombok.NonNull;
import org.bukkit.Location;
import org.jetbrains.annotations.Nullable;
import org.mineacademy.fo.settings.ConfigItems;
import org.mineacademy.fo.settings.YamlConfig;

import java.util.ArrayList;
import java.util.List;
import java.util.Set;

public class HologramRegistry extends YamlConfig /*implements HologramRegistryI*/ {

    private static final String FOLDER = "holograms";

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

    @Getter
    private NMSHologramI hologram;

    private HologramRegistry(final String id) {
        this(id, null);
    }

    private HologramRegistry(final String id, @Nullable final NMSHologramI hologram) {
        if (hologram != null)
            this.hologram = hologram;

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

    @Override
    protected void onLoad() {
        this.hologram = this.get("Hologram", NMSHologramI.class);

        this.save();
    }

    @Override
    protected void onSave() {
        this.set("Hologram", this.hologram);
    }

    /**
     * Automatically loads stored disk Holograms and spawns them
     */
    /*@Override
    public void spawnFromDisk() {
        if (!MinecraftVersion.atLeast(MinecraftVersion.V.v1_16))
            return;

        // Tricky: This automatically calls the spawn method which puts the hologram to our loadedHolograms list
        this.loadedHolograms = loadHolograms();

        Common.log("@Found " + this.loadedHolograms.size() + " Holograms on the disk");

        for (final NMSHologramI hologram : this.loadedHolograms)
            Common.log("\tspawned " + hologram + " at " + hologram.getLocation());
    }*/

    /*@Override
    public List<NMSHologramI> loadHolograms() {
        final List<NMSHologramI> loadedHologram = new ArrayList<>();

        for (final SerializedMap map : getMapList("Saved_Holograms")) {
            final NMSHologramI hologram = NMSHologramProvider.deserialize(map);

            loadedHologram.add(hologram);
        }

        return loadedHologram;
    }*/

    /**
     * Registers a new hologram to our map
     *
     * @param hologram
     */
    /*@Override
    public void register(final NMSHologramI hologram) {
        Valid.checkBoolean(!this.isRegistered(hologram), hologram + " is already registered!");

        this.loadedHolograms.add(hologram);
        this.save();
    }*/

    /*@Override
    public void unregister(final NMSHologramI hologram) {
        this.loadedHolograms.remove(hologram);
        this.save();
    }*/

    /**
     * Return true if the given hologram is already registered
     *
     * @param hologram
     * @return
     */
    /*@Override
    public boolean isRegistered(final NMSHologramI hologram) {
        return this.isRegistered(hologram.getUniqueId());
    }*/

    /**
     * Return true if the given hologram is already registered
     *
     * @param entityUniqueId
     * @return
     */
    /*@Override
    public boolean isRegistered(final UUID entityUniqueId) {
        for (final NMSHologramI hologram : this.loadedHolograms)
            if (hologram != null && hologram.getUniqueId().equals(entityUniqueId))
                return true;

        return false;
    }*/

    /**
     * Get the loaded holograms
     */
    /*@Override
    public List<NMSHologramI> getLoadedHolograms() {
        return Collections.unmodifiableList(this.loadedHolograms);
    }*/

    // -----------------------------------------------------------------
    // Static
    // -----------------------------------------------------------------
    public static List<Location> getHologramLocations() {
        final List<Location> locations = new ArrayList<>();

        for (final HologramRegistry registry : getHolograms())
            locations.add(registry.getHologram().getLocation());

        return locations;
    }

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

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

    public static HologramRegistry createHologram(@NonNull final String id, final NMSHologramI hologram) {
        return loadedFiles.loadOrCreateItem(id, () -> new HologramRegistry(id, hologram));
    }

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

    public static void removeHologram(final String id) {
        loadedFiles.removeItemByName(id);
    }

    public static void removeHologram(final NMSHologramI hologram) {
        for (final HologramRegistry registry : getHolograms())
            if (registry.getHologram().equals(hologram))
                loadedFiles.removeItem(registry);
    }

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

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