#include < amxmodx >
#include < nvault >
#include < fakemeta >

#define 	PLUGIN_NAME			"Level__System"
#define 	PLUGIN_VERSION		"0.1"
#define 	PLUGIN_AUTHOR		"Bos93 & FirsT"

#define 	MAX_CLIENTS			32

#define ID_SHOWHUD (taskid - TASK_SHOWHUD)

enum (+= 100)
{
	TASK_SHOWHUD = 10
}

new const MAX_LEVELS[16] =
{
	0,			//1
	30,			//2
	50,			//3
	80,			//4
	120,		//5
	170,		//6
	280,		//7
	370,		//8
	490,		//9
	580,		//10
	800,		//11
	1000,		//12
	1400,		//13
	1900,		//14
	2600,		//15
	3500		//16
}
const Float:HUD_STATS_X = 0.02;
const Float:HUD_STATS_Y = 0.9025;
const Float:HUD_SPECT_X = -1.0;
const Float:HUD_SPECT_Y = 0.8;

const PEV_SPEC_TARGET = pev_iuser2

new	g_iLevel[ MAX_CLIENTS + 1 ],
	g_iExp[ MAX_CLIENTS + 1 ],
	g_playername[ MAX_CLIENTS + 1 ][ MAX_CLIENTS ];

new g_vault

public plugin_init( )
{
	register_plugin ( PLUGIN_NAME, PLUGIN_VERSION, PLUGIN_AUTHOR );

	register_event( "DeathMsg", "EV_DeathMsg", "a" );

	g_vault = nvault_open("Levels__System")

}

public plugin_natives()
{

	register_native("zp_get_user_level", "native_get_user_level", 1)
	register_native("zp_set_user_level", "native_set_user_level", 1)

	register_native("zp_get_user_exp", "native_get_user_exp", 1)
	register_native("zp_set_user_exp", "native_set_user_exp", 1)
}


public client_disconnect(id)
{
	SaveData(id);
}

public client_putinserver( iPlayer )
{
	get_user_name(iPlayer, g_playername[iPlayer], charsmax(g_playername[]))

	//set_task(1.0, "ShowHUD", iPlayer+TASK_SHOWHUD, _, _, "b")

	LoadData( iPlayer );
}

public plugin_end()
{
	nvault_close(g_vault)
}


public EV_DeathMsg( )
{
	static iVictim, iKiller;
	iVictim = read_data( 2 );
	iKiller = read_data( 1 );

	if( !is_user_connected( iVictim ) )
		return;

	if( iKiller == iVictim || !iKiller )
		return;

	g_iExp[ iKiller ] += 1;

	while( g_iExp[ iKiller ] >= MAX_LEVELS[ g_iLevel[ iKiller ] ] )
	{
		g_iLevel[ iKiller ] += 1;
	}


}

public ShowHUD(taskid)
{

	static iPlayer
	iPlayer = ID_SHOWHUD;


	if (!is_user_alive( iPlayer )  )
	{

		iPlayer = pev(iPlayer, PEV_SPEC_TARGET)

		// Target not alive
		if (!is_user_alive(iPlayer) ) return;
	}

	if (iPlayer != ID_SHOWHUD)
	{
		set_hudmessage( 100, 100, 100, HUD_SPECT_X, HUD_SPECT_Y, 0, 5.0, 3.0, 1.0, 1.0, -1 );
		show_hudmessage( ID_SHOWHUD , "Наблюдение за: %s^n[HP: %d] [Уровень: %d] [Опыт: %d / %d]", g_playername[ iPlayer ] , get_user_health(iPlayer), g_iLevel[ ID_SHOWHUD ] , g_iExp[ ID_SHOWHUD ] , (MAX_LEVELS[g_iLevel[ ID_SHOWHUD ]]) );
	}
	else
	{
		set_hudmessage( 0, 255, 0, HUD_STATS_X, HUD_STATS_Y, 0, 5.0, 3.0, 1.0, 1.0, -1 );
		show_hudmessage( ID_SHOWHUD , "[HP: %d] [Уровень: %d] [Опыт: %d / %d]", get_user_health(iPlayer), g_iLevel[ ID_SHOWHUD ] , g_iExp[ ID_SHOWHUD ] , (MAX_LEVELS[g_iLevel[ ID_SHOWHUD ]]));
	}
}

public SaveData(id) {
	new AuthID[35]
	get_user_authid(id,AuthID,34)

	new vaultkey[64],vaultdata[256]
	format(vaultkey,63,"%s-cso",AuthID)
	format(vaultdata,255,"%i#%i#",g_iLevel[id],g_iExp[id])
	nvault_set(g_vault,vaultkey,vaultdata)

	return PLUGIN_CONTINUE
}

public LoadData(id)
{
	new AuthID[35]
	get_user_authid(id,AuthID,34)

	new vaultkey[64],vaultdata[256]
	format(vaultkey,63,"%s-cso",AuthID)
	format(vaultdata,255,"%i#%i#",g_iLevel[id],g_iExp[id])
	nvault_get(g_vault,vaultkey,vaultdata,255)

	replace_all(vaultdata, 255, "#", " ")

	new experience[32], playerlevel[32]

	parse(vaultdata, experience, 31, playerlevel, 31)

	g_iLevel[id] = str_to_num(experience)
	g_iExp[id] = str_to_num(playerlevel)

	return PLUGIN_CONTINUE
}

public native_get_user_exp(id)
{
	return g_iExp[id];
}

public native_set_user_exp(id, amount)
{
	g_iExp[id] = amount;
}

public native_get_user_level(id)
{
	return g_iLevel[id];
}

public native_set_user_level(id, amount)
{
	g_iLevel[id] = amount;
}

stock color_print( const id , const input[], any:...)
{
	new count = 1, players[32]
	static msg[191]
	vformat(msg, 190, input, 3)

	replace_all(msg, 190, "!g", "^4" ) // Green Color
	replace_all(msg, 190, "!y", "^1" ) // Default Color
	replace_all(msg, 190, "!team", "^3" ) // Team Color

	if (id) players[0] = id; else get_players(players, count, "ch")
	{
		for (new i = 0; i < count; i++)
		{
			if (is_user_connected(players[i]))
			{
				message_begin(MSG_ONE_UNRELIABLE, get_user_msgid("SayText" ), _, players[i])
				write_byte(players[i]);
				write_string(msg);
				message_end();
			}
		}
	}
}