#pragma semicolon 1
#include <sourcemod>
#include <sdkhooks>

#define HITGROUP_HEAD 0

#define ZC_SMOKER       1
#define ZC_HUNTER       3
#define VALUE 1.5

new hitgroup;
new bool:g_HeadShot;

public OnPluginStart()
{
    HookEvent("player_hurt", OnPlayerHurt);
    for (new i = 0; i < MAXPLAYERS + 1; i++)
    {
        SDKHook(i, SDKHook_OnTakeDamage, OnTakeDamage);
    }
}

public OnClientPutInServer(client)
{
    SDKHook(client, SDKHook_OnTakeDamage, OnTakeDamage);
}

public Action:OnPlayerHurt(Handle:event, const String:name[], bool:dontBrodcast)
{
    new client = GetClientOfUserId(GetEventInt(event, "userid"));
    new iClass = GetEntProp(client, Prop_Send, "m_zombieClass");
    hitgroup = GetEventInt(event, "hitgroup");

    if(hitgroup == 1 || iClass == ZC_SMOKER & ZC_HUNTER)
    {
        g_HeadShot = true;
        PrintCenterTextAll("Head Shot");
    }
    else
    {
        g_HeadShot = false;
        PrintCenterTextAll("Not Head Shot");
    }
}

public Action:OnTakeDamage(victim, &attacker, &inflictor, &Float:damage, &damagetype)
{
    if (bIsSurvivor(attacker))
    {
        if(damagetype == DMG_BULLET || g_HeadShot == true)
        {
            damage *= 0.1;
            return Plugin_Changed;
        }
    }
    return Plugin_Continue;
}

stock bool bIsSurvivor(int client)
{
    return client > 0 && client <= MaxClients && IsClientInGame(client) && GetClientTeam(client) == 2 && !IsClientInKickQueue(client) && IsPlayerAlive(client);
}