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/*	Formatright © 2010, ConnorMcLeod
 
	This plugin is free software;
	you can redistribute it and/or modify it under the terms of the
	GNU General Public License as published by the Free Software Foundation.
 
	This program is distributed in the hope that it will be useful,
	but WITHOUT ANY WARRANTY; without even the implied warranty of
	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
	GNU General Public License for more details.
 
	You should have received a copy of the GNU General Public License
	along with this plugin; if not, write to the
	Free Software Foundation, Inc., 59 Temple Place - Suite 330,
	Boston, MA 02111-1307, USA.
*/
 
#include <amxmodx>
#include <engine>
 
#define VERSION "0.0.1"
#define PLUGIN "Spectator Hud Informations"
 
#define MAX_PLAYERS		32
#define FIRST_PERSON_VIEW 4
 
new const g_iWeaponIdToAmmoId[] = {
		0, 9, 0, 2, 12, 5, 14, 6, 4, 13, 10, 7, 6, 4, 4, 4, 6, 10, 1, 10, 3, 5, 4, 10, 2, 11, 8, 4, 2, 0, 7}
 
new g_iArmor[MAX_PLAYERS+1]
new g_iMoney[MAX_PLAYERS+1]
new g_iCurWeapon[MAX_PLAYERS+1]
new g_iAmmo[MAX_PLAYERS+1]
new g_iBpAmmo[MAX_PLAYERS+1][15]
 
new g_dhud_color
 
public plugin_init()
{
	register_plugin(PLUGIN, VERSION, "ConnorMcLeod")
 
	register_cvar("amx_spec_hud_color", "250 250 250")
 
	register_event("Money", "Event_Money", "b")
	register_event("CurWeapon", "Event_CurWeapon", "b", "1=1")
	register_event("Battery", "Event_Battery", "b")
	register_event("AmmoX", "Event_AmmoX", "b", "1<15")
 
	new szColor[12], szRed[4], szGreen[4], szBlue[4], r, g, b
	get_cvar_string("amx_spec_hud_color", szColor, charsmax(szColor))
	parse(szColor, szRed, charsmax(szRed), szGreen, charsmax(szGreen), szBlue, charsmax(szBlue))
	r = clamp( str_to_num(szRed), 0, 255)
	g = clamp( str_to_num(szGreen), 0, 255)
	b = clamp( str_to_num(szBlue), 0, 255)
	g_dhud_color = b + ( g << 8 ) + ( r << 16 )
 
	new iEnt = create_entity("info_target")
	if( iEnt )
	{
		entity_set_float(iEnt, EV_FL_nextthink, get_gametime() + 0.1)
		entity_set_string(iEnt, EV_SZ_classname, "_hud_spec")
		register_think("_hud_spec", "UpdateSpecHud")
	}
	else
	{
		set_task(0.1, "UpdateSpecHud", .flags="b")
	}
}
 
public UpdateSpecHud( iEnt )
{
	if( iEnt )
	{
		entity_set_float(iEnt, EV_FL_nextthink, get_gametime() + 0.1)
	}
	static iAlivePlayers[32], iDeadPlayers[32], iAliveCount, iDeadCount, iAlivePlayer, iDeadPlayer, i
	static iAmmo
	static bool:bRetrievedValues, szMessage1[128], szMessage2[128], iLen1, iLen2
	get_players(iAlivePlayers, iAliveCount, "a")
	if( !iAliveCount )
	{
		return
	}
	get_players(iDeadPlayers, iDeadCount, "bch")
	if( !iDeadCount )
	{
		return
	}
 
	for(--iAliveCount; iAliveCount>=0; iAliveCount--)
	{
		bRetrievedValues = false
		iAlivePlayer = iAlivePlayers[iAliveCount]
		for(i=0; i<iDeadCount; i++)
		{
			iDeadPlayer = iDeadPlayers[i]
			if( entity_get_int(iDeadPlayer, EV_INT_iuser2) == iAlivePlayer && entity_get_int(iDeadPlayer, EV_INT_iuser1) == FIRST_PERSON_VIEW )
			{
				if( !bRetrievedValues )
				{
					iLen1 = 31+ formatex(szMessage1, charsmax(szMessage1), "^t^t^t%3d AP", g_iArmor[iAlivePlayer])
					iAmmo = g_iAmmo[iAlivePlayer]
					if( iAmmo != -1 )
					{
						iLen2 = 31 + formatex(
										szMessage2, charsmax(szMessage2), 
										"$ %5d^n%3d|%3d", 
										g_iMoney[iAlivePlayer], iAmmo, g_iBpAmmo[iAlivePlayer][  g_iWeaponIdToAmmoId[ g_iCurWeapon[iAlivePlayer] ]  ]
										)
					}
					else
					{
						iLen2 = 31 + formatex(szMessage2, charsmax(szMessage2), "$ %5d^n", g_iMoney[iAlivePlayer])
					}
					bRetrievedValues = true
				}
 
				__show__dhudmessage(iDeadPlayer, szMessage1, iLen1, _:0.01, _:0.98)
				__show__dhudmessage(iDeadPlayer, szMessage2, iLen2, _:0.92, _:0.93)
 
				iDeadPlayers[i--] = iDeadPlayers[--iDeadCount]
				if( !iDeadCount )
				{
					return
				}
			}
		}
	}
}
 
public Event_Money( id )
{
	g_iMoney[id] = read_data(1)
}
 
public Event_CurWeapon(id)
{
	g_iCurWeapon[id] = read_data(2)
	g_iAmmo[id] = read_data(3)
}
 
public Event_AmmoX(id)
{
	g_iBpAmmo[id][read_data(1)] = read_data(2)
}
 
 
public Event_Battery(id)
{
	g_iArmor[id] = read_data(1)
}
 
// code extracted from Director Hud Message include file
// http://forums.alliedmods.net/showthread.php?t=149210
__show__dhudmessage(id, const szMessage[], iLen, x, y)
{
	message_begin( MSG_ONE_UNRELIABLE , SVC_DIRECTOR, .player=id )
	{
		write_byte( iLen )
		write_byte( DRC_CMD_MESSAGE )
		write_byte( 0 )
		write_long( g_dhud_color )
		write_long( x )
		write_long( y )
		write_long( 0x38D1B717 )
		write_long( 0x38D1B717 )
		write_long( 0x3DF5C28F )
		write_long( 0 )
		write_string( szMessage )
	}
	message_end()
}