package games.coob.hologram;

import games.coob.hologram.model.HologramRegistryProvider;
import games.coob.nmsinterface.HologramRegistryI;
import games.coob.nmsinterface.NMSHologramI;
import lombok.RequiredArgsConstructor;
import org.bukkit.Location;
import org.bukkit.entity.Player;
import org.bukkit.scheduler.BukkitRunnable;
import org.mineacademy.fo.remain.Remain;

/**
 * Represents a self-repeating task managing hologram.
 */
@RequiredArgsConstructor
public final class HologramTask extends BukkitRunnable {

    @Override
    public void run() {
        final HologramRegistryI registry = HologramRegistryProvider.getHologramRegistryInstance();
        final double range = 40;

        for (final Player player : Remain.getOnlinePlayers()) {
            for (final NMSHologramI hologram : registry.getLoadedHolograms()) {

                if (!player.hasMetadata(hologram.getUniqueId().toString()) && registry.isRegistered(hologram))
                    showPlayersInRange(hologram, player, range);

                if (!player.getWorld().equals(hologram.getLocation().getWorld()) || player.getLocation().distance(hologram.getLocation()) > range)
                    hologram.hide(player);
            }
        }
    }

    /*
     * Shows the hologram to players within the set range
     */
    private void showPlayersInRange(final NMSHologramI hologram, final Player player, final double range) {
        final Location hologramLocation = hologram.getLocation();
        final Location playerLocation = player.getLocation();
        final String[] array = new String[hologram.getLines().size()];

        if (player.getWorld().equals(hologramLocation.getWorld()) && playerLocation.distance(hologramLocation) <= range) {
            hologram.show(hologramLocation, player, hologram.getLines().toArray(array));
        }
    }
}