addon-welcomewarpsigns/src/bskyblock/addon/warps/WarpSignsListener.java

package bskyblock.addon.warps;

import org.bukkit.Bukkit;
import org.bukkit.ChatColor;
import org.bukkit.Location;
import org.bukkit.Material;
import org.bukkit.block.Block;
import org.bukkit.block.Sign;
import org.bukkit.event.EventHandler;
import org.bukkit.event.EventPriority;
import org.bukkit.event.Listener;
import org.bukkit.event.block.BlockBreakEvent;
import org.bukkit.event.block.SignChangeEvent;

import bskyblock.addon.level.Level;
import bskyblock.addon.warps.config.Settings;
import bskyblock.addon.warps.event.WarpRemoveEvent;
import us.tastybento.bskyblock.BSkyBlock;
import us.tastybento.bskyblock.api.user.User;

/**
 * Handles warping. Players can add one sign
 * 
 * @author tastybento
 * 
 */
public class WarpSignsListener implements Listener {
    private BSkyBlock plugin;

    private Warp addon;

    /**
     * @param addon - addon
     * @param plugin - BSB plugin
     */
    public WarpSignsListener(Warp addon, BSkyBlock plugin) {
        this.addon = addon;
        this.plugin = plugin;
    }

    /**
     * Checks to see if a sign has been broken
     * @param e - event
     */
    @EventHandler(priority = EventPriority.NORMAL, ignoreCancelled = false)
    public void onSignBreak(BlockBreakEvent e) {
        Block b = e.getBlock();
        // Signs only
        if (!b.getType().equals(Material.SIGN_POST) && !b.getType().equals(Material.WALL_SIGN)) {
            return;
        }
        if (!addon.inRegisteredWorld(b.getWorld())) {
            return;
        }
        User user = User.getInstance(e.getPlayer());
        Sign s = (Sign) b.getState();
        if (s == null) {
            return;
        }
        if (s.getLine(0).equalsIgnoreCase(ChatColor.GREEN + addon.getConfig().getString("welcomeLine"))) {
            // Do a quick check to see if this sign location is in
            // the list of warp signs
            if (addon.getWarpSignsManager().getWarpList(b.getWorld()).containsValue(s.getLocation())) {
                // Welcome sign detected - check to see if it is
                // this player's sign
                if ((addon.getWarpSignsManager().getWarpList(b.getWorld()).containsKey(user.getUniqueId()) && addon.getWarpSignsManager().getWarpList(b.getWorld()).get(user.getUniqueId()).equals(s.getLocation()))) {
                    // Player removed sign
                    addon.getWarpSignsManager().removeWarp(s.getLocation());
                    Bukkit.getPluginManager().callEvent(new WarpRemoveEvent(addon, s.getLocation(), user.getUniqueId()));
                } else if (user.isOp()  || user.hasPermission(addon.getPermPrefix(e.getBlock().getWorld()) + "mod.removesign")) {
                    // Op or mod removed sign
                    user.sendMessage("warps.removed");
                    addon.getWarpSignsManager().removeWarp(s.getLocation());
                    Bukkit.getPluginManager().callEvent(new WarpRemoveEvent(addon, s.getLocation(), user.getUniqueId()));
                } else {
                    // Someone else's sign - not allowed
                    user.sendMessage("warps.error.no-remove");
                    e.setCancelled(true);
                }
            }
        }
    }

    /**
     * Event handler for Sign Changes
     * 
     * @param e - event
     */
    @EventHandler(priority = EventPriority.NORMAL, ignoreCancelled = false)
    public void onSignWarpCreate(SignChangeEvent e) {
        Block b = e.getBlock();
        // Signs only
        if (!b.getType().equals(Material.SIGN_POST) && !b.getType().equals(Material.WALL_SIGN)) {
            return;
        }
        if (!addon.inRegisteredWorld(b.getWorld())) {
            return;
        }
        String title = e.getLine(0);
        User user = User.getInstance(e.getPlayer());
        // Check if someone is changing their own sign
        if (title.equalsIgnoreCase(addon.getConfig().getString("welcomeLine"))) {
            // Welcome sign detected - check permissions
            if (!(user.hasPermission(addon.getPermPrefix(e.getBlock().getWorld()) + "island.addwarp"))) {
                user.sendMessage("warps.error.no-permission");
                return;
            }
            if (addon.getLevelAddon().isPresent()) {
                Level lev = (Level) addon.getLevelAddon().get();
                if (lev.getIslandLevel(e.getBlock().getWorld(), user.getUniqueId()) < Settings.warpLevelRestriction) {
                    user.sendMessage("warps.error.not-enough-level");
                    user.sendMessage("warps.error.your-level-is", 
                            "[level]", String.valueOf(lev.getIslandLevel(e.getBlock().getWorld(), user.getUniqueId())),
                            "[required]", String.valueOf(Settings.warpLevelRestriction));
                    return;
                }
            }


            // Check that the player is on their island
            if (!(plugin.getIslands().userIsOnIsland(e.getBlock().getWorld(), user))) {
                user.sendMessage("warps.error.not-on-island");
                e.setLine(0, ChatColor.RED + addon.getConfig().getString("welcomeLine"));
                return;
            }
            // Check if the player already has a sign
            final Location oldSignLoc = addon.getWarpSignsManager().getWarp(e.getBlock().getWorld(), user.getUniqueId());
            if (oldSignLoc == null) {
                //plugin.getLogger().info("DEBUG: Player does not have a sign already");
                // First time the sign has been placed or this is a new
                // sign
                if (addon.getWarpSignsManager().addWarp(user.getUniqueId(), e.getBlock().getLocation())) {
                    user.sendMessage("warps.success");
                    e.setLine(0, ChatColor.GREEN + addon.getConfig().getString("welcomeLine"));
                    for (int i = 1; i<4; i++) {
                        e.setLine(i, ChatColor.translateAlternateColorCodes('&', e.getLine(i)));
                    }
                } else {
                    user.sendMessage("warps.error.duplicate");
                    e.setLine(0, ChatColor.RED + addon.getConfig().getString("welcomeLine"));
                    for (int i = 1; i<4; i++) {
                        e.setLine(i, ChatColor.translateAlternateColorCodes('&', e.getLine(i)));
                    }
                }
            } else {
                // A sign already exists. Check if it still there and if
                // so,
                // deactivate it
                Block oldSignBlock = oldSignLoc.getBlock();
                if (oldSignBlock.getType().equals(Material.SIGN_POST) || oldSignBlock.getType().equals(Material.WALL_SIGN)) {
                    // The block is still a sign
                    Sign oldSign = (Sign) oldSignBlock.getState();
                    if (oldSign != null) {
                        if (oldSign.getLine(0).equalsIgnoreCase(ChatColor.GREEN + addon.getConfig().getString("welcomeLine"))) {
                            oldSign.setLine(0, ChatColor.RED + addon.getConfig().getString("welcomeLine"));
                            oldSign.update(true, false);
                            user.sendMessage("warps.deactivate");
                            addon.getWarpSignsManager().removeWarp(oldSignBlock.getWorld(), user.getUniqueId());
                            Bukkit.getPluginManager().callEvent(new WarpRemoveEvent(addon, oldSign.getLocation(), user.getUniqueId()));
                        }
                    }
                }
                // Set up the warp
                if (addon.getWarpSignsManager().addWarp(user.getUniqueId(), e.getBlock().getLocation())) {
                    user.sendMessage("warps.error.success");
                    e.setLine(0, ChatColor.GREEN + addon.getConfig().getString("welcomeLine"));
                } else {
                    user.sendMessage("warps.error.duplicate");
                    e.setLine(0, ChatColor.RED + addon.getConfig().getString("welcomeLine"));
                }
            }
        }

    }

}