[Nbanow]

Hello. I'm using Crowbar extra item. All works fine and plugin does its job but.. After I buy it I see its model, but after a weapon switch it goes back to a normal knife (but plugin still does it's job, does knocback and etc.) How could I fix it to remain the model if bought?

CODE:

PHP Code:

#include <amxmodx>
#include <amxmisc>
#include <fun>
#include <engine>
#include <fakemeta>
#include <hamsandwich>
#include <zombieplague>

#define PLUGIN "[ZP] Crowbar"
#define VERSION "1.1"
#define AUTHOR "DoNii"

#define is_valid_connected(%1) (1 <= %1 <= get_maxplayers())
#define ADMIN_FLAG ADMIN_RCON

new const CROWBAR_NAME[] = "\rCrowbar"
const CROWBAR_PRICE = 60

const OFFSET_WEAPONOWNER = 41
const OFFSET_LINUX_WEAPONS = 4
const m_pActiveItem = 373

new g_HasCrowbar[33];
new g_ItemCrowbar;

// Models
new CROWBAR_MODEL_V[64] = "models/crowbar/crowbar_v.mdl"
new CROWBAR_MODEL_P[64] = "models/crowbar/crowbar_p.mdl"

new const crowbar_sounds[][] =
{
    "weapons/crowbar/knife_deploy1.wav",
    "weapons/crowbar/knife_hit1.wav",
    "weapons/crowbar/knife_hit2.wav",
    "weapons/crowbar/knife_hit3.wav",
    "weapons/crowbar/knife_hit4.wav",
    "weapons/crowbar/knife_hitwall1.wav",
    "weapons/crowbar/knife_slash1.wav",
    "weapons/crowbar/knife_slash2.wav",
    "weapons/crowbar/knife_stab.wav"
}

new const oldknife_sounds[][] =
{
    "weapons/knife_deploy1.wav",
    "weapons/knife_hit1.wav",
    "weapons/knife_hit2.wav",
    "weapons/knife_hit3.wav",
    "weapons/knife_hit4.wav",
    "weapons/knife_hitwall1.wav",
    "weapons/knife_slash1.wav",
    "weapons/knife_slash2.wav",
    "weapons/knife_stab.wav"
}

// Cvars
new g_crowbar_damage;
new g_crowbar_knockback;

public plugin_init() {

    register_plugin(PLUGIN, VERSION, AUTHOR)
    
    register_concmd("crowbar_get", "admin_get_crowbar", ADMIN_FLAG)
    
    register_forward(FM_EmitSound, "fw_EmitSound");

    RegisterHam(Ham_Item_Deploy, "weapon_knife", "fw_HamDeployCrowbarPost", 1)
    RegisterHam(Ham_TakeDamage, "player", "fw_HamTakeDamagePre")
    RegisterHam(Ham_Spawn, "player", "fw_HamSpawnPost", 1)
    
    g_ItemCrowbar = zp_register_extra_item(CROWBAR_NAME, CROWBAR_PRICE, ZP_TEAM_HUMAN)
    
    // Cvars
    g_crowbar_damage = register_cvar("crowbar_damage", "3") // Damage multiplier
    g_crowbar_knockback = register_cvar("crowbar_knockback", "30") // Knockback

    // Log Cvar
    register_cvar("crowbar_version", VERSION, FCVAR_SERVER|FCVAR_SPONLY|FCVAR_UNLOGGED)
    
}

public plugin_precache() {
    
    precache_model(CROWBAR_MODEL_V)
    precache_model(CROWBAR_MODEL_P)

    for (new i=0; i < sizeof crowbar_sounds; i++ )
    precache_sound(crowbar_sounds[i])
    
}

/* ........... Beginning Of Stocks/ Private Functions ........... */

CrowbarModel(id) {
    
    set_pev(id, pev_viewmodel2, CROWBAR_MODEL_V)
    set_pev(id, pev_weaponmodel2, CROWBAR_MODEL_P)
}

stock zp_get_user_human(id) {
    
    if(!zp_get_user_survivor(id) && !zp_get_user_zombie(id) && !zp_get_user_nemesis(id)) 
    return true;
    
    return false;
}

stock create_velocity_vector(victim, attacker, Float:velocity[3])
{
    if(zp_get_user_zombie(attacker) || !is_user_alive(attacker) || !zp_get_user_zombie(victim))
    return 0;
    
    new Float:vicorigin[3];
    new Float:attorigin[3];
    entity_get_vector(victim   , EV_VEC_origin , vicorigin);
    entity_get_vector(attacker , EV_VEC_origin , attorigin);
    
    new Float:origin2[3]
    origin2[0] = vicorigin[0] - attorigin[0];
    origin2[1] = vicorigin[1] - attorigin[1];
    
    new Float:largestnum = 0.0;
    
    if(floatabs(origin2[0])>largestnum) largestnum = floatabs(origin2[0]);
    if(floatabs(origin2[1])>largestnum) largestnum = floatabs(origin2[1]);
    
    origin2[0] /= largestnum;
    origin2[1] /= largestnum;
    
    if (g_HasCrowbar[attacker])
    {
        velocity[0] = ( origin2[0] * get_pcvar_num(g_crowbar_knockback) * 3000) / get_entity_distance(victim , attacker);
        velocity[1] = ( origin2[1] * get_pcvar_num(g_crowbar_knockback) * 3000) / get_entity_distance(victim , attacker);
    }

    if(velocity[0] <= 20.0 || velocity[1] <= 20.0)
    velocity[2] = random_float(200.0 , 275.0);
    
    return 1;
}

/* ........... End Of Stocks/ Private Functions ........... */

public admin_get_crowbar(id, level, cid) {
    
    if (!cmd_access(id, level, cid, 0 ))
    return PLUGIN_HANDLED;
    
    if(!is_user_alive(id))
    return PLUGIN_HANDLED;
    
    if(!zp_get_user_human(id))
    return PLUGIN_HANDLED;
    
    g_HasCrowbar[id] = true
    CrowbarModel(id)
    
    return PLUGIN_HANDLED;
}

public zp_user_infected_post(id) {

    if(g_HasCrowbar[id]) 
    g_HasCrowbar[id] = false

}

public zp_user_humanized_post(id) {

    if(g_HasCrowbar[id]) 
    g_HasCrowbar[id] = false

}

public fw_HamSpawnPost(id) {

    if(g_HasCrowbar[id]) 
    g_HasCrowbar[id] = false

}

public zp_extra_item_selected(id, item) {
    
    if(item == g_ItemCrowbar && is_user_alive(id) && zp_get_user_human(id)) {
        
        engclient_cmd(id, "weapon_knife")
        CrowbarModel(id)
        
        g_HasCrowbar[id] = true
    }
    return PLUGIN_HANDLED;
}

public fw_HamDeployCrowbarPost(ent) {
    
    new id = get_pdata_cbase(ent, OFFSET_WEAPONOWNER, OFFSET_LINUX_WEAPONS);
    
    if(pev_valid(ent) != 2 )
    return HAM_IGNORED;
    
    if(!is_valid_connected(id))
    return HAM_IGNORED;
    
    if(get_pdata_cbase(id, m_pActiveItem ) != ent)
    return HAM_IGNORED;
    
    if(!g_HasCrowbar[id])
    return HAM_IGNORED;
    
    if(!zp_get_user_human(id))
    return HAM_IGNORED;
    
    CrowbarModel(id)
    
    return HAM_IGNORED;
}

public fw_HamTakeDamagePre(victim, inflictor, attacker, Float:damage, damagebit) {
    
    if(!is_valid_connected(attacker))
    return HAM_IGNORED;
    
    if(get_user_weapon(attacker) == CSW_KNIFE && g_HasCrowbar[attacker] && zp_get_user_human(attacker)) {
        
        new Float:dmg = damage
        
        dmg *= get_pcvar_num(g_crowbar_damage)
        SetHamParamFloat(4, dmg)
        
        new Float:vec[3];
        new Float:oldvelo[3];
        get_user_velocity(victim, oldvelo);
        create_velocity_vector(victim , attacker , vec);
        vec[0] += oldvelo[0];
        vec[1] += oldvelo[1];
        set_user_velocity(victim , vec);
    }
    
    return HAM_IGNORED;
}

public fw_EmitSound(id, channel, const sound[])
{
    if(!is_user_alive(id) || zp_get_user_zombie(id))
    return FMRES_IGNORED
    
    for(new i = 0; i < sizeof crowbar_sounds; i++) 
    {
        if(equal(sound, oldknife_sounds[i]))
        {
            if (g_HasCrowbar[id])
            {
                emit_sound(id, channel, crowbar_sounds[i], 1.0, ATTN_NORM, 0, PITCH_NORM)
                return FMRES_SUPERCEDE
            }

            emit_sound(id, channel, oldknife_sounds[i], 1.0, ATTN_NORM, 0, PITCH_NORM)
            return FMRES_SUPERCEDE
        }
    }
    return FMRES_IGNORED
}