#include <amxmodx>
#include <amxmisc>
#include <engine>

#define FLAG_A (1<<0)
#define FLAG_B (1<<1)
#define FLAG_C (1<<2)
#define FLAG_D (1<<3)
#define FLAG_E (1<<4)
#define FLAG_K (1<<10)

native zv_get_user_flags(Player)

new bool:Jump[33], JumpNum[33];

public client_PreThink(id)
{
	if(!is_user_alive(id) || !is_vip(id))
		return;

	new a = get_user_button(id);
	new b = get_user_oldbutton(id);

	if((a & IN_JUMP) && !(get_entity_flags(id) & FL_ONGROUND) && !(b & IN_JUMP))
	{
		if(JumpNum[id] < 3)
		{
			Jump[id] = true;
			JumpNum[id]++;
		}
	}

	if((a & IN_JUMP) && (get_entity_flags(id) & FL_ONGROUND))
		JumpNum[id] = 0;
}

public client_PostThink(id)
{
	if(!is_user_alive(id) || !is_vip(id))
		return;

	if(Jump[id])
	{
		new Float:vel[3];
		entity_get_vector(id, EV_VEC_velocity, vel);
		vel[2] = random_float(265.0, 285.0);
		entity_set_vector(id, EV_VEC_velocity, vel);
	}
}

stock is_vip(Player)
{
	new f = zv_get_user_flags(Player);

	if(f & FLAG_A || f & FLAG_B || f & FLAG_C || f & FLAG_D || f & FLAG_E || f & FLAG_K)
		return true;
	return false;
}