bentobox/src/main/java/world/bentobox/bentobox/listeners/flags/protection/PlaceBlocksListener.java

package world.bentobox.bentobox.listeners.flags.protection;

import java.util.Set;

import org.bukkit.Material;
import org.bukkit.Tag;
import org.bukkit.block.BlockFace;
import org.bukkit.entity.EntityType;
import org.bukkit.entity.Player;
import org.bukkit.event.EventHandler;
import org.bukkit.event.EventPriority;
import org.bukkit.event.block.Action;
import org.bukkit.event.block.BlockPlaceEvent;
import org.bukkit.event.block.EntityBlockFormEvent;
import org.bukkit.event.hanging.HangingPlaceEvent;
import org.bukkit.event.player.PlayerInteractEntityEvent;
import org.bukkit.event.player.PlayerInteractEvent;

import world.bentobox.bentobox.api.flags.FlagListener;
import world.bentobox.bentobox.lists.Flags;

/**
 * Provides protection for placing blocks.
 * @author tastybento
 */
public class PlaceBlocksListener extends FlagListener
{
    public static final Set<Material> SEEDS = Set.of(Material.MELON_SEEDS, Material.WHEAT_SEEDS,
            Material.SWEET_BERRIES);
    /**
     * Check blocks being placed in general
     *
     * @param e - event
     */
    @EventHandler(priority = EventPriority.LOW, ignoreCancelled = true)
    public void onBlockPlace(final BlockPlaceEvent e)
    {
        Material m = e.getBlock().getType();
        Material against = e.getBlockAgainst().getType();
        if (m.equals(Material.FIRE) ||
                e.getItemInHand() == null || // Note that this should never happen officially, but it's possible for other plugins to cause it to happen
                e.getItemInHand().getType().equals(Material.WRITABLE_BOOK) ||
                e.getItemInHand().getType().equals(Material.WRITTEN_BOOK))
        {
            // Books can only be placed on lecterns and as such are protected by the LECTERN flag.
            return;
        }
        // Glowberries
        if (e.getItemInHand().getType() == Material.GLOW_BERRIES
                && e.getBlock().getRelative(BlockFace.UP).equals(e.getBlockAgainst())) {
            this.checkIsland(e, e.getPlayer(), e.getBlock().getLocation(), Flags.CROP_PLANTING);
            return;
        }
        // Crops
        if (against.equals(Material.FARMLAND) && (SEEDS.contains(e.getItemInHand().getType())
                || Tag.ITEMS_VILLAGER_PLANTABLE_SEEDS.isTagged(e.getItemInHand().getType()))) {
            this.checkIsland(e, e.getPlayer(), e.getBlock().getLocation(), Flags.CROP_PLANTING);
        } else {
            this.checkIsland(e, e.getPlayer(), e.getBlock().getLocation(), Flags.PLACE_BLOCKS);
        }
    }


    /**
     * Check for paintings and other hanging placements
     *
     * @param e - event
     */
    @EventHandler(priority = EventPriority.LOW, ignoreCancelled = true)
    public void onHangingPlace(final HangingPlaceEvent e)
    {
        this.checkIsland(e, e.getPlayer(), e.getBlock().getLocation(), Flags.PLACE_BLOCKS);
    }


    /**
     * Handles placing items into ItemFrames
     *
     * @param e - event
     */
    @EventHandler(priority = EventPriority.LOWEST, ignoreCancelled = true)
    public void onPlayerHitItemFrame(PlayerInteractEntityEvent e)
    {
        if (e.getRightClicked().getType().equals(EntityType.ITEM_FRAME) ||
                e.getRightClicked().getType().equals(EntityType.GLOW_ITEM_FRAME))
        {
            if (!this.checkIsland(e, e.getPlayer(), e.getRightClicked().getLocation(), Flags.PLACE_BLOCKS))
            {
                return;
            }

            this.checkIsland(e, e.getPlayer(), e.getRightClicked().getLocation(), Flags.ITEM_FRAME);
        }
    }


    /**
     * Handle placing of fireworks, item frames, mine carts, end crystals, chests and boats on land The doors and chests
     * are related to an exploit.
     *
     * @param e - event
     */
    @EventHandler(priority = EventPriority.LOWEST, ignoreCancelled = true)
    public void onPlayerInteract(final PlayerInteractEvent e)
    {
        if (!e.getAction().equals(Action.RIGHT_CLICK_BLOCK) || e.getClickedBlock() == null)
        {
            return;
        }

        switch (e.getClickedBlock().getType())
        {
        case FIREWORK_ROCKET -> this.checkIsland(e, e.getPlayer(), e.getClickedBlock().getLocation(), Flags.PLACE_BLOCKS);
        case RAIL, POWERED_RAIL, DETECTOR_RAIL, ACTIVATOR_RAIL ->
        {
            if (e.getMaterial() == Material.MINECART ||
                    e.getMaterial() == Material.CHEST_MINECART ||
                    e.getMaterial() == Material.HOPPER_MINECART ||
                    e.getMaterial() == Material.TNT_MINECART ||
                    e.getMaterial() == Material.FURNACE_MINECART)
            {
                this.checkIsland(e, e.getPlayer(), e.getClickedBlock().getLocation(), Flags.MINECART);
            }
        }
        default ->
        {
            // Check in-hand items
            if (e.getMaterial() == Material.FIREWORK_ROCKET ||
                    e.getMaterial() == Material.ARMOR_STAND ||
                    e.getMaterial() == Material.END_CRYSTAL ||
                    e.getMaterial() == Material.ITEM_FRAME ||
                    e.getMaterial() == Material.GLOW_ITEM_FRAME ||
                    e.getMaterial() == Material.CHEST ||
                    e.getMaterial() == Material.TRAPPED_CHEST)
            {
                this.checkIsland(e, e.getPlayer(), e.getPlayer().getLocation(), Flags.PLACE_BLOCKS);
            }
            else if (Tag.ITEMS_BOATS.isTagged(e.getMaterial()))
            {
                this.checkIsland(e, e.getPlayer(), e.getPlayer().getLocation(), Flags.BOAT);
            }
        }
        }
    }


    /**
     * Handles Frost Walking on visitor's islands. This creates ice blocks, which is like placing blocks
     *
     * @param e - event
     */
    @EventHandler(priority = EventPriority.LOW, ignoreCancelled = true)
    public void onBlockForm(EntityBlockFormEvent e)
    {
        if (e.getNewState().getType().equals(Material.FROSTED_ICE) && e.getEntity() instanceof Player player)
        {
            this.checkIsland(e, player, e.getBlock().getLocation(), Flags.FROST_WALKER);
        }
    }
}