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

#define PLUGIN "Stealth Assasin Mod"
#define VERSION "1.0"
#define AUTHOR "HoLLyWooD"

new kn_on,kn_rend,kn_speed,kn_grav,kn_addheal,kn_healtime,kn_maxhp, kn_jumps;
new jumpnum[33] = 0
new bool:dojump[33] = false
new bool:with_knife[33]

public plugin_init() {
	register_plugin(PLUGIN, VERSION, AUTHOR)
	
	kn_on = register_cvar("kn_on","1");
	kn_rend = register_cvar("kn_rend","50");
	kn_grav = register_cvar("kn_grav","0.7");
	kn_speed = register_cvar("kn_speed","350.0");
	kn_addheal = register_cvar("kn_addheal","10");
	kn_healtime = register_cvar("kn_healtime","3.0");
	kn_maxhp = register_cvar("kn_maxhp","100");
	kn_jumps = register_cvar("kn_jumps","2");
	
	register_event("CurWeapon","CurWeapon","be")
}

public CurWeapon(id){
	if(get_pcvar_num(kn_on) == 1 && is_user_alive(id) && is_user_connected(id)){
		new clip, ammo
		new weapon = get_user_weapon(id,clip,ammo)
		
		if (weapon == CSW_KNIFE ){
			set_user_rendering(id,kRenderFxNone, 0,0,0, kRenderTransTexture,get_pcvar_num(kn_rend));
			set_user_gravity(id,get_pcvar_float(kn_grav));
			set_user_maxspeed(id,get_pcvar_float(kn_speed));
			
			if(!task_exists(id))
				set_task(get_pcvar_float(kn_healtime),"task_healing",id,_,_,"b") 
				
			with_knife[id] = true
		}else{
			set_user_rendering(id,kRenderFxNone, 0,0,0, kRenderTransTexture, 255 )
			set_user_gravity(id,1.0);
			set_user_maxspeed(id,250.0);
			
			if(task_exists(id))
				remove_task(id)
				
			with_knife[id] = false
		}
	}
}

public task_healing(id){  
	if(get_pcvar_num(kn_on) && is_user_alive(id)){
		new addhealth = get_pcvar_num(kn_addheal);
		new maxhealth = get_pcvar_num(kn_maxhp);
		new health = get_user_health(id); 
		
		if (is_user_alive(id) && (health < maxhealth)){ 
			
			if( ( health + addhealth ) < maxhealth )
				set_user_health(id, health + addhealth)
			else
				set_user_health(id, maxhealth)

			message_begin(MSG_ONE, get_user_msgid("ScreenFade"), {0,0,0}, id)
			write_short(1<<10)
			write_short(1<<10)
			write_short(0x0000)
			write_byte(0)
			write_byte(0)
			write_byte(200)
			write_byte(75)
			message_end()
		}else{
			remove_task(id)	
		}
	}
}
public client_putinserver(id){
	jumpnum[id] = 0
	dojump[id] = false
	with_knife[id] = false
}

public client_disconnect(id){
	jumpnum[id] = 0
	dojump[id] = false
	with_knife[id] = false
}
public client_PreThink(id){
	if(is_user_alive(id) && with_knife[id] == true){
		new nbut = get_user_button(id)
		new obut = get_user_oldbutton(id)
		if((nbut & IN_JUMP) && !(get_entity_flags(id) & FL_ONGROUND) && !(obut & IN_JUMP))
		{
			if(jumpnum[id] < get_pcvar_num(kn_jumps))
			{
				dojump[id] = true
				jumpnum[id]++
				return PLUGIN_CONTINUE
			}
		}
		if((nbut & IN_JUMP) && (get_entity_flags(id) & FL_ONGROUND))
		{
			jumpnum[id] = 0
			return PLUGIN_CONTINUE
		}
	}
	return PLUGIN_CONTINUE
}

public client_PostThink(id){
	if(is_user_alive(id) && with_knife[id] == true){
		if(dojump[id] == true)
		{
			new Float:velocity[3]	
			entity_get_vector(id,EV_VEC_velocity,velocity)
			velocity[2] = random_float(265.0,285.0)
			entity_set_vector(id,EV_VEC_velocity,velocity)
			dojump[id] = false
			return PLUGIN_CONTINUE
		}
	}
	return PLUGIN_CONTINUE
}
/* AMXX-Studio Notes - DO NOT MODIFY BELOW HERE
*{\\ rtf1\\ ansi\\ deff0{\\ fonttbl{\\ f0\\ fnil Tahoma;}}\n\\ viewkind4\\ uc1\\ pard\\ lang1049\\ f0\\ fs16 \n\\ par }
*/