when i spawen an npc i can attack it but when its spawned in ther minigame it cant be attacked help please?

there could be a problem with the code below maybe?
Spoiler for maybe this could be where the problem is?:

package server.model.minigames;

import server.model.players.Client;
import server.model.npcs.NPC;
import server.Server;
import server.util.Misc;

/**
* @author Sanity : Edited by notepad/ Redone BY GABBE - Added events to send youre delt damage ect. Redid spawning npc's, added how much points you will receive and alot more. WORKS PERFECT NOW, fixed the spirit's anims ect!
*/

public class BarbarianDefence {
private final int[][] WAVES = {{5213, 5213, 5230, 5230}, // Wave 1
{5213, 5213, 5230, 5230, 5213, 5213, 5230, 5230}, // Wave 2
{5214, 5214, 5231, 5231, 5213, 5213, 5230, 5230}, // Wave 3
{5214, 5214, 5231, 5231, 5214, 5214, 5231, 5231}, // Wave 5
{5215, 5215, 5232, 5232, 5214, 5214, 5231, 5231}, // Wave 4
{5215, 5215, 5232, 5232, 5215, 5215, 5232, 5232}, // Wave 5
{5216, 5216, 5233, 5233, 5215, 5215, 5232, 5232}, // Wave 6
{5216, 5216, 5233, 5233, 5216, 5216, 5233, 5233}, // Wave 7
{5217, 5217, 5234, 5234, 5216, 5216, 5233, 5233}, // Wave 8
{5217, 5217, 5234, 5234, 5217, 5217, 5234, 5234}, // Wave 9
{5218, 5218, 5235, 5235, 5217, 5217, 5234, 5234}, // Wave 10
{5218, 5218, 5235, 5235, 5218, 5218, 5235, 5235}, // Wave 11
{5219, 5219, 5236, 5236, 5218, 5218, 5235, 5235}, // Wave 12
{5219, 5219, 5236, 5236, 5219, 5219, 5236, 5236}, // Wave 13
{5219, 5219, 5237, 5237, 5219, 5219, 5236, 5236}, // Wave 14
{5219, 5219, 5237, 5237, 5219, 5219, 5237, 5237}, // Wave 15
{5215, 5215, 5232, 5232, 5215, 5215, 5232, 5232, 5216, 5216, 5233, 5233}, // Wave 16
{5216, 5216, 5234, 5234, 5216, 5216, 5234, 5234, 5219, 5219, 5237, 5237}, // Wave 17
{5217, 5217, 5235, 5235, 5216, 5216, 5234, 5234, 5219, 5219, 5237, 5237}, // Wave 18
{5218, 5218, 5236, 5236, 5216, 5216, 5234, 5234, 5219, 5219, 5237, 5237}, // Wave 19
{5218, 5218, 5236, 5236, 5216, 5216, 5234, 5234, 5219, 5219, 5237, 5237}, // Wave 20
{5218, 5218, 5236, 5236, 5217, 5217, 5235, 5235, 5219, 5219, 5237, 5237}, // Wave 21
{5218, 5218, 5236, 5236, 5218, 5218, 5235, 5235, 5218, 5218, 5236, 5236}, // Wave 22
{5219, 5219, 5237, 5237, 5218, 5218, 5236, 5236, 5219, 5219, 5237, 5237}, // Wave 23
{5219, 5219, 5237, 5237, 5219, 5219, 5237, 5237, 5219, 5219, 5237, 5237}, // Wave 24
{5247}, // Wave 25 - FINAL WAVE
};

private final int[][] COORDS = {{3160, 9758}, {3176, 9758}, {3169, 9755}, {3168, 9761},
{3161, 9758}, {3175, 9758}, {3169, 9756}, {3168, 9760},
{3164, 9761}, {3164, 9755}, {3172, 9761}, {3172, 9755}};

public boolean killableNpcs(int i) {
switch (Server.npcHandler.npcs[i].npcType) {
case 5213: case 5214: case 5215: case 5216: case 5217: case 5218: case 5219: /* Penance fighters*/
case 5229: case 5230: case 5231: case 5232: case 5233: case 5234: case 5235:
case 5236: case 5237: /* Penance rangers */ case 5247: /* Penance queen*/
return true;
}
return false;
}


public void spawnWave(Client c) {
if (c != null && c.inBarbDef) {
c.getCombat().resetPrayers();
if (c.barbWave >= WAVES.length) {
endGame(c, true);
c.barbWave = 0;
return;
}
c.getPA().movePlayer(3169, 9757, c.playerId * 4);
c.sendMessage("The Spirit teleports you into the middle.");
c.sendMessage("<shad=13369497>[BARB ASSAULT BOT] Welcome to wave "+(c.barbWave+1)+"/25!");
int npcAmount = WAVES[c.barbWave].length;
for (int j = 0; j < npcAmount; j++) {
int npc = WAVES[c.barbWave][j];
int X = COORDS[j][0];
int Y = COORDS[j][1];
int H = c.heightLevel;
int hp = getHp(npc);
int max = getMax(npc);
int atk = getAtk(npc);
int def = getDef(npc);
Server.npcHandler.spawnNpc55(c, npc, X, Y, H, 0, hp, max, atk, def, true, npc == 5247);
if (npc == 5247)
spawnHelpers(c, COORDS);
c.getPA().stillGfx(86, X, Y, c.heightLevel, 0);
}
if (c.spawned1 == false)
Server.npcHandler.spawnNpc56(c, 751, 3168, 9758, c.heightLevel, 0, 0, 0, 0, 0, false, false);
c.spawned1 = true;
// c.barbLeader = 1;
//NPC n = Server.npcHandler.npcs[c.barbLeader];
//n.forceChat("Minions, WHAT ARE YOU DOING? GET HIM!!");
//n.forceChat(n.barbRandom(c, Misc.random(5)));
// n.forceChat("Minions, WHAT ARE YOU DOING? GET HIM!!");
c.barbsToKill = npcAmount;
c.barbsKilled = 0;
NPC n = Server.npcHandler.npcs[c.barbLeader];
n.forceChat("Minions, WHAT ARE YOU DOING? GET HIM!!");
n.requestAnimation(6728, 0);
n.gfx0(1176);
}
}


public void endGame(Client c, boolean victory) {
int pointsToAdd = ((int)c.barbDamage/80) + (victory ? 40 : 0);
c.barbPoints += pointsToAdd;
c.sendMessage(victory ? "Congratulations, you've completed all " +WAVES.length+ " waves of Barbarian Defense!" : "Oh dear, you've failed to survive all the waves!");
c.sendMessage("You recieve " +pointsToAdd+ " points for your efforts.");
c.barbDamage = c.barbLeader = 0;
System.out.println("Barbarian Assault Completed By: "+c.playerName+"");
NPC n = Server.npcHandler.npcs[c.barbLeader];
c.getPA().movePlayer(3187, 9758, 0);
c.inBarbDef = false;
c.playerLevel[1] = c.getPA().getLevelForXP(c.playerXP[1]);
c.playerLevel[2] = c.getPA().getLevelForXP(c.playerXP[2]);
c.playerLevel[3] = c.getPA().getLevelForXP(c.playerXP[3]);
c.playerLevel[4] = c.getPA().getLevelForXP(c.playerXP[4]);
c.playerLevel[5] = c.getPA().getLevelForXP(c.playerXP[5]);
c.playerLevel[6] = c.getPA().getLevelForXP(c.playerXP[6]);
c.getPA().refreshSkill(1);
c.getPA().refreshSkill(2);
c.getPA().refreshSkill(3);
c.getPA().refreshSkill(4);
c.getPA().refreshSkill(5);
c.getPA().refreshSkill(6);
c.barbWave = 0;
c.needstorelog = true;
c.spawned1 = false;
}

public void enter(Client c) {
if(c.needstorelog == true) {
c.sendMessage("Anti Bug System: Please relog before starting a new wave.");
return;
}
c.spawned1 = false;
c.getPA().movePlayer(3169, 9757, c.playerId * 4);
System.out.println("Barbarian Assault Started By: "+c.playerName+"");
c.inBarbDef = true;
//c.barbLeader = -1;
spawnWave(c);
}


public void spawnHelpers(Client c, int[][] coords) {
for (int j = 1; j < coords.length; j++)
Server.npcHandler.spawnNpc55(c, 751, coords[j][0], coords[j][1], c.heightLevel, 0, 45, 7, 100, 50, true, false);
c.lastBDWave = true;
c.getPA().movePlayer(3169, 9757, c.playerId * 4);
c.sendMessage("The spirit drags you into the middle!");

}

public int getHp(int npc) {
switch (npc) {
/* Penance fighters */
case 5213: return 32;
case 5214: return 37;
case 5215: return 38;
case 5216: return 49;
case 5217: return 50;
case 5218: return 56;
case 5219: return 57;
/* Penance rangers */
case 5229: return 20;
case 5230: return 28;
case 5231: return 29;
case 5232: return 34;
case 5233: return 41;
case 5234: return 50;
case 5235: return 50;
case 5236: return 55;
case 5237: return 58;
/* Penance queen */
case 5247: return 250;
}
return 10;
}

public int getMax(int npc) {
switch (npc) {
/* Penance fighters */
case 5213: return 5;
case 5214: return 5;
case 5215: return 6;
case 5216: return 6;
case 5217: return 7;
case 5218: return 8;
case 5219: return 9;
/* Penance rangers */
case 5229: return 3;
case 5230: return 4;
case 5231: return 4;
case 5232: return 5;
case 5233: return 5;
case 5234: return 6;
case 5235: return 7;
case 5236: return 8;
case 5237: return 9;
/* Penance queen */
case 5247: return 40;
}
return 5;
}

public int getAtk(int npc) {
switch (npc) {
/* Penance fighters */
case 5213:
case 5214:
case 5215: return 145;
case 5216:
case 5217:
case 5218: return 165;
case 5219: return 180;
/* Penance rangers */
case 5229:
case 5230:
case 5231: return 125;
case 5232:
case 5233:
case 5234: return 135;
case 5235:
case 5236:
case 5237: return 150;
/* Penance queen */
case 5247: return 400;
}
return 100;
}

public int getDef(int npc) {
switch (npc) {
/* Penance fighters */
case 5213:
case 5214:
case 5215: return 110;
case 5216:
case 5217:
case 5218: return 120;
case 5219: return 140;
/* Penance rangers */
case 5229:
case 5230:
case 5231: return 90;
case 5232:
case 5233:
case 5234: return 100;
case 5235:
case 5236:
case 5237: return 120;
/* Penance queen */
case 5247: return 250;
}
return 100;
}


}