CannonManager.java

package com.osroyale.content.combat.cannon;
 
import com.osroyale.game.world.items.Item;
import com.osroyale.game.world.position.Area;
import com.osroyale.net.packet.out.SendMessage;
import com.osroyale.game.Animation;
import com.osroyale.game.Projectile;
import com.osroyale.game.world.entity.mob.npc.Npc;
import com.osroyale.game.world.entity.mob.player.Player;
import com.osroyale.game.world.World;
import com.osroyale.game.world.region.Region;
import com.osroyale.util.Utility;
 
import java.util.ArrayList;
import java.util.HashMap;
import java.util.Map;

 
public class CannonManager {
 
    static Map<String, Cannon> ACTIVE_CANNONS = new HashMap<>();
 
public enum Setup {
        NO_CANNON,
        BASE,
        STAND,
        BARRELS,
        FURNACE,
        COMPLETE_CANNON
    }
 
    public enum Rotation {
        NORTH,
        NORTH_EAST,
        EAST,
        SOUTH_EAST,
        SOUTH,
        SOUTH_WEST,
        WEST,
        NORTH_WEST
    }
 
    public static void test(Player player) {
        drop(player, new Cannon(player.getName(), player.getPosition()));
    }
 
    public static void drop(Player player, Cannon cannon) {
        if (ACTIVE_CANNONS.containsKey(player.getName())) {
            player.send(new SendMessage("You already have a cannon active!"));
            return;
        }
        if(Area.inCatacombs(player)) {
            player.send(new SendMessage("You cannot set up a cannon here!"));
            return;
        }
 
        if (cannon.getStage().ordinal() != 0) {
            player.send(new SendMessage("You have already started setting up a cannon!"));
            return;
        }
 
        for (Cannon other : ACTIVE_CANNONS.values()) {
            if (other.getPosition().isWithinDistance(player.getPosition(), 5)) {
                player.send(new SendMessage("You are trying to build too close to another cannon!"));
                return;
            }
        }
 
        World.schedule(new CannonBuild(player, cannon));
    }
 
    public static void pickup(Player player) {
        Cannon cannon = ACTIVE_CANNONS.get(player.getName());
 
        if (cannon == null) {
            player.send(new SendMessage("This is not your cannon!"));
            return;
        }
 
        if (!cannon.getOwner().equalsIgnoreCase(player.getName())) {
            player.send(new SendMessage("This is not your cannon!"));
            return;
        }
 
        player.animate(new Animation(827));
 
        if(cannon.getAmmunition() != 0)
            player.inventory.add(new Item(2, cannon.getAmmunition()));
 
        int[] ids = { 6, 8, 10, 12 };
        for(int index = 0; index < ids.length; index++)
            player.inventory.add(new Item(ids[index]));
 
        cannon.unregister();
        ACTIVE_CANNONS.remove(player.getName());
    }
 
    public static void empty(Player player) {
        Cannon cannon = ACTIVE_CANNONS.get(player.getName());
 
        if (cannon == null) {
            player.send(new SendMessage("This is not your cannon!"));
            return;
        }
 
        if (!cannon.getOwner().equalsIgnoreCase(player.getName())) {
            player.send(new SendMessage("This is not your cannon!"));
            return;
        }
 
        if(cannon.getAmmunition() != 0)
            player.inventory.add(new Item(2, cannon.getAmmunition()));
 
        cannon.setFiring(false);
        cannon.setAmmunition(0);
    }
 
    public static void logout(Player player) {
        Cannon cannon = ACTIVE_CANNONS.get(player.getName());
 
        if(cannon == null) return;
 
 
        if(cannon.getAmmunition() != 0)
            player.inventory.add(new Item(2, cannon.getAmmunition()));
 
        int[] ids = { 6, 8, 10, 12 };
        for(int index = 0; index < ids.length; index++)
            player.inventory.add(new Item(ids[index]));
 
        cannon.unregister();
        ACTIVE_CANNONS.remove(player.getName());
    }
 
    public static void load(Player player) {
        Cannon cannon = ACTIVE_CANNONS.get(player.getName());
 
        if (cannon == null) {
            player.send(new SendMessage("This is not your cannon!"));
            return;
        }
 
        if (!cannon.getOwner().equalsIgnoreCase(player.getName())) {
            player.send(new SendMessage("This is not your cannon!"));
            return;
        }
 
        if (!player.inventory.contains(2)) {
            player.send(new SendMessage("You do not have any Cannon balls."));
            return;
        }
 
        int needed = 30 - cannon.getAmmunition();
        
        if (needed == 0) {
            player.send(new SendMessage("Your cannon is full."));
            return;
        }
        
        int cannon_balls = player.inventory.computeAmountForId(2);
        
        if (cannon_balls <= needed) {
            player.inventory.remove(2, cannon_balls);
            player.send(new SendMessage("You load the last of your cannon balls"));
            cannon.setAmmunition(cannon.getAmmunition() + cannon_balls);
        } else {
            player.inventory.remove(2, needed);
            player.send(new SendMessage("You load " + needed + " balls into the cannon."));
            cannon.setAmmunition(cannon.getAmmunition() + needed);
        }
 
        if (cannon.isFiring()) {
            player.send(new SendMessage("The cannon is already firing!"));
            return;
        }
 
        cannon.setFiring(true);
        World.schedule(new CannonFireAction(player, cannon));
    }
    
    public static Projectile getCannonFire() {
        Projectile p = new Projectile(53);
        p.setStartHeight(50);
        p.setEndHeight(50);
        return p;
    }
    
    public static Npc[] getNpc(Cannon cannon) {
        ArrayList<Npc> attack = new ArrayList<>();
 
        for (Npc npc : World.getNpcs()) {
            if (npc == null) {
                continue;
            }
            
            if (!Utility.withinDistance(npc, cannon, Region.VIEW_DISTANCE)) {
                continue;
            }
            
            if (!npc.definition.isAttackable()) {
                continue;
            }
            
            attack.add(npc);
        }
 
        Npc[] npc = new Npc[attack.size()];
        
        for (int i = 0; i < npc.length; i++) {
            npc[i] = attack.get(i);
        }
        
        return npc;
    }
 
    public static void rotate(Cannon cannon) {
        switch (cannon.getRotation()) {
        case NORTH:
            World.sendObjectAnimation(516, cannon.getObject());
            break;
        case NORTH_EAST:
            World.sendObjectAnimation(517, cannon.getObject());
            break;
        case EAST:
            World.sendObjectAnimation(518, cannon.getObject());
            break;
        case SOUTH_EAST:
            World.sendObjectAnimation(519, cannon.getObject());
            break;
        case SOUTH:
            World.sendObjectAnimation(520, cannon.getObject());
            break;
        case SOUTH_WEST:
            World.sendObjectAnimation(521, cannon.getObject());
            break;
        case WEST:
            World.sendObjectAnimation(514, cannon.getObject());
            break;
        case NORTH_WEST:
            World.sendObjectAnimation(515, cannon.getObject());
            break;
        }
    }
 
}