#include <amxmodx>
#include <amxmisc>
#include <codmod>
#include <engine>
#include <fakemeta>
#include <hamsandwich>

#define DMG_BULLET (1<<1)

new skoki[33];
new bool:ma_klase[33];

new const nazwa[] = "Ninja [Premium]";
new const opis[] = "1/1 z Kosy , Podczas Kucania Nie Widoczny , Grawitacja Na 450 , 2 Skoki";
new const bronie = 1<<CSW_KNIFE;
new const zdrowie = 0;
new const kondycja = 0;
new const inteligencja = 0;
new const wytrzymalosc = 0;

public plugin_init() 
{
	register_plugin(nazwa, "1.0", "600068594");
	
	cod_register_class(nazwa, opis, bronie, zdrowie, kondycja, inteligencja, wytrzymalosc);
	
	RegisterHam(Ham_TakeDamage, "player", "TakeDamage");

	register_forward(FM_PlayerPreThink, "fwPrethink_Niewidzialnosc", 1);
	
	RegisterHam(Ham_Spawn, "player", "fwSpawn_Grawitacja", 1);
	
	register_forward(FM_CmdStart, "fwCmdStart_MultiJump");
}

public cod_class_enabled(id)
{
	if(!(get_user_flags(id) & ADMIN_LEVEL_H))
	{
		client_print(id, print_chat, "[Ninja [Premium]] Nie masz uprawnien, aby uzywac tej klasy.")
		return COD_STOP;
	}

 	entity_set_float(id, EV_FL_gravity, 450.0/800.0);
	ma_klase[id] = true;
   
	return COD_CONTINUE;
}
	
public cod_class_disabled(id)
{
	set_rendering(id,kRenderFxNone, 0, 0, 0, kRenderTransAlpha, 255);
    
 	entity_set_float(id, EV_FL_gravity, 1.0);
	ma_klase[id] = false;
}

public TakeDamage(this, idinflictor, idattacker, Float:damage, damagebits)
{
	if(!is_user_connected(idattacker))
		return HAM_IGNORED;
	
	if(!ma_klase[idattacker])
		return HAM_IGNORED;
		
	if(get_user_weapon(idattacker) == CSW_KNIFE && damagebits & DMG_BULLET && damage > 20.0)
		cod_inflict_damage(idattacker, this, float(get_user_health(this))-damage+1.0, 0.0, idinflictor, damagebits);
		
	return HAM_IGNORED;
}

public fwPrethink_Niewidzialnosc(id)
{
	if(!ma_klase[id])
		return;

	new button = get_user_button(id);
	if( button & IN_DUCK )
	{
		set_rendering(id,kRenderFxNone, 0, 0, 0, kRenderTransAlpha, 0);
	}
	else
	{
		set_rendering(id,kRenderFxNone, 0, 0, 0, kRenderTransAlpha, 255);
	}
}

public fwSpawn_Grawitacja(id)
{
	if(ma_klase[id])
		entity_set_float(id, EV_FL_gravity, 450.0/800.0);
}


public fwCmdStart_MultiJump(id, uc_handle)
{
	if(!is_user_alive(id) || !ma_klase[id])
		return FMRES_IGNORED;

	new flags = pev(id, pev_flags);

	if((get_uc(uc_handle, UC_Buttons) & IN_JUMP) && !(flags & FL_ONGROUND) && !(pev(id, pev_oldbuttons) & IN_JUMP) && skoki[id])
	{
		skoki[id]--;
		new Float:velocity[3];
		pev(id, pev_velocity,velocity);
		velocity[2] = random_float(265.0,285.0);
		set_pev(id, pev_velocity,velocity);
	}
	else if(flags & FL_ONGROUND)
		skoki[id] = 1;

	return FMRES_IGNORED;
}