package games.coob.core.specific.hologram;

import games.coob.core.hologram.HologramRegistry;
import games.coob.core.npc.NPCRegistry;
import net.minecraft.server.v1_16_R3.EntityArmorStand;
import net.minecraft.server.v1_16_R3.PacketPlayOutEntityMetadata;
import net.minecraft.server.v1_16_R3.PacketPlayOutSpawnEntityLiving;
import net.minecraft.server.v1_16_R3.WorldServer;
import org.bukkit.Location;
import org.bukkit.entity.Player;
import org.mineacademy.fo.Valid;
import org.mineacademy.fo.collection.SerializedMap;
import org.mineacademy.fo.remain.Remain;

import java.util.UUID;

class NMSHologram_v1_16 extends NMSHologram {

    /**
     * The spawned NMS entity
     */
    private EntityArmorStand entityArmorStand;

    private String[] lines;

    @Override
    protected Object createEntity(final Object nmsWorld, final Location location) {
        entityArmorStand = new EntityArmorStand((WorldServer) nmsWorld, location.getX(), location.getY(), location.getZ());

        if (HologramRegistry.getInstance().isRegistered(entityArmorStand.getUniqueID()))
            HologramRegistry.getInstance().register(this);

        return entityArmorStand;
    }

    @Override
    protected void sendPackets(final Player player, final Object nmsArmorStand) {
        final EntityArmorStand nmsStand = (EntityArmorStand) nmsArmorStand;

        Remain.sendPacket(player, new PacketPlayOutSpawnEntityLiving(nmsStand));
        Remain.sendPacket(player, new PacketPlayOutEntityMetadata(nmsStand.getId(), nmsStand.getDataWatcher(), true));
    }

    @Override
    public UUID getUniqueId() {
        return this.entityArmorStand.getBukkitEntity().getUniqueId();
    }

    /**
     * Convenience method to return the location of this NPC.
     *
     * @return
     */
    @Override
    public Location getLocation() {
        Valid.checkBoolean(this.isCreated(), "Cannot call getLocation when " + this + " is not created");

        return this.entityArmorStand.getBukkitEntity().getLocation();
    }

    @Override
    public void setLines(final String[] lines) {
        this.lines = lines;
    }

    @Override
    public String[] getLines() {
        return this.lines;
    }

    /**
     * Return if this hologram is spawned
     *
     * @return
     */
    boolean isCreated() {
        return entityArmorStand.getBukkitEntity() != null;
    }

    @Override
    public SerializedMap serialize() {
        Valid.checkBoolean(this.isCreated(), "Cannot save non-created holograms");

        return SerializedMap.ofArray(
                "UUID", this.entityArmorStand.getUniqueID(),
                "Lines", this.lines,
                "Last_Location", this.getLocation());
    }

    /**
     * Converts information saved in data.db file as a map into an NPC,
     * also spawning it. After spawn this NPC will auto register in {@link NPCRegistry}
     *
     * @param map
     * @return
     */
    public static NMSHologram_v1_16 deserialize(final SerializedMap map) {
        final String[] lines = map.getStringList("Lines").toArray(new String[0]);
        final Location lastLocation = map.getLocation("Last_Location");
        final Object nmsWorld = Remain.getHandleWorld(lastLocation.getWorld());
        final NMSHologram_v1_16 hologram = new NMSHologram_v1_16();

        hologram.createEntity(nmsWorld, lastLocation);
        hologram.setLines(lines);

        return hologram;
    }
}