/***
*
*	Copyright (c) 1996-2001, Valve LLC. All rights reserved.
*
*	This product contains software technology licensed from Id
*	Software, Inc. ("Id Technology").  Id Technology (c) 1996 Id Software, Inc.
*	All Rights Reserved.
*
*   Use, distribution, and modification of this source code and/or resulting
*   object code is restricted to non-commercial enhancements to products from
*   Valve LLC.  All other use, distribution, or modification is prohibited
*   without written permission from Valve LLC.
*
****/
#if !OEM_BUILD && !HLDEMO_BUILD

#include "extdll.h"
#include "util.h"
#include "cbase.h"
#include "weapons.h"
#include "monsters.h"
#include "player.h"
#include "gamerules.h"

enum sniper_e {
	SNIPER_DRAW = 0,
	SNIPER_SLOWIDLE,
	SNIPER_FIRE,
	SNIPER_FIRELASTROUND,
	SNIPER_RELOAD1,
	SNIPER_RELOAD2,
	SNIPER_RELOAD3,
	SNIPER_SLOWIDLE2,
	SNIPER_HOLSTER,
};

LINK_ENTITY_TO_CLASS( weapon_sniperrifle, CSniperrifle )

void CSniperrifle::Spawn( )
{
	Precache( );
	m_iId = WEAPON_SNIPERRIFLE;
	SET_MODEL(ENT(pev), "models/w_m40a1.mdl");

	m_iDefaultAmmo = SNIPERRIFLE_DEFAULT_GIVE;

	FallInit();// get ready to fall down.
}


void CSniperrifle::Precache( void )
{
	PRECACHE_MODEL("models/v_m40a1.mdl");
	PRECACHE_MODEL("models/w_m40a1.mdl");
	PRECACHE_MODEL("models/p_m40a1.mdl");

	PRECACHE_SOUND ("weapons/sniper_bolt1.wav");
	PRECACHE_SOUND ("weapons/sniper_bolt2.wav");
	PRECACHE_SOUND ("weapons/sniper_fire.wav");
	PRECACHE_SOUND ("weapons/sniper_reload_first_seq.wav");
	PRECACHE_SOUND ("weapons/sniper_reload_second_seq.wav");
	PRECACHE_SOUND ("weapons/sniper_reload3.wav");
	PRECACHE_SOUND ("weapons/sniper_zoom.wav");

	m_usSniper = PRECACHE_EVENT( 1, "events/sniper.sc" );
}

int CSniperrifle::GetItemInfo(ItemInfo *p)
{
	p->pszName = STRING(pev->classname);
	p->pszAmmo1 = "762";
	p->iMaxAmmo1 = _762_MAX_CARRY;
	p->pszAmmo2 = NULL;
	p->iMaxAmmo2 = -1;
	p->iMaxClip = 5;
	p->iSlot = 5;
	p->iPosition = 2;
	p->iFlags = 0;
	p->iId = m_iId = WEAPON_SNIPERRIFLE;
	p->iWeight = 10;

	return 1;
}

BOOL CSniperrifle::Deploy( )
{
	return DefaultDeploy( "models/v_m40a1.mdl", "models/p_m40a1.mdl", SNIPER_DRAW, "bow", 0 );
}

int CSniperrifle::AddToPlayer( CBasePlayer *pPlayer )
{
	if (CBasePlayerWeapon::AddToPlayer(pPlayer))
	{
		MESSAGE_BEGIN(MSG_ONE, gmsgWeapPickup, NULL, pPlayer->pev);
			WRITE_BYTE(m_iId);
		MESSAGE_END();
		return TRUE;
	}
	return FALSE;
}

void CSniperrifle::Holster( int skiplocal )
{
	m_fInReload = FALSE;// cancel any reload in progress.
	m_pPlayer->m_flNextAttack = UTIL_WeaponTimeBase() + 1.0;
	SendWeaponAnim( SNIPER_HOLSTER );

	if ( m_fInZoom )
	{
		SecondaryAttack( );
	}
}

void CSniperrifle::SecondaryAttack()
{
	if ( m_pPlayer->pev->fov != 0 )
	{
		m_pPlayer->pev->fov = m_pPlayer->m_iFOV = 0; // 0 means reset to default fov
		m_fInZoom = FALSE;
	}
	else if ( m_pPlayer->pev->fov != 15 )
	{
		m_pPlayer->pev->fov = m_pPlayer->m_iFOV = 15;
		m_fInZoom = TRUE;
	}

	EMIT_SOUND_DYN(ENT(m_pPlayer->pev), CHAN_ITEM, "weapons/sniper_zoom.wav", 1.0, ATTN_NORM, 0, PITCH_NORM);

	m_flNextSecondaryAttack = UTIL_WeaponTimeBase() + 0.5;
}
void CSniperrifle::PrimaryAttack()
{
	if ( m_fInSpecialReload )
		return;

	if (m_iClip <= 0)
	{
		if (m_fFireOnEmpty)
		{
			PlayEmptySound();
			m_flNextPrimaryAttack = UTIL_WeaponTimeBase() + 0.2;
		}

		return;
	}

	// don't fire underwater
	if (m_pPlayer->pev->waterlevel == 3)
	{
		PlayEmptySound( );
		m_flNextPrimaryAttack = 0.15;
		return;
	}

	float flSpread = 0.001;

	m_iClip--;

	m_pPlayer->pev->effects = (int)(m_pPlayer->pev->effects) | EF_MUZZLEFLASH;

	int flags;

#if CLIENT_WEAPONS
	flags = FEV_NOTHOST;
#else
	flags = 0;
#endif

	// player "shoot" animation
	m_pPlayer->SetAnimation( PLAYER_ATTACK1 );
	m_pPlayer->m_iWeaponVolume = LOUD_GUN_VOLUME;
	m_pPlayer->m_iWeaponFlash = BRIGHT_GUN_FLASH;

	Vector vecSrc	 = m_pPlayer->GetGunPosition( );
	Vector vecAiming;
	vecAiming = gpGlobals->v_forward;

	Vector vecDir;

	vecDir = m_pPlayer->FireBulletsPlayer( 1, vecSrc, vecAiming, Vector( flSpread, flSpread, flSpread ), 8192, BULLET_PLAYER_762, 0, 0, m_pPlayer->pev, m_pPlayer->random_seed );
	m_flNextPrimaryAttack = 1.75;
	PLAYBACK_EVENT_FULL( flags, m_pPlayer->edict(), m_usSniper, 0.0, (float *)&g_vecZero, (float *)&g_vecZero, vecDir.x, vecDir.y, ( m_iClip == 0 ) ? 1 : 0, 0, 0, 0 );

	if (!m_iClip && m_pPlayer->m_rgAmmo[m_iPrimaryAmmoType] <= 0)
	// HEV suit - indicate out of ammo condition
	m_pPlayer->SetSuitUpdate("!HEV_AMO0", FALSE, 0);

	m_flTimeWeaponIdle = UTIL_WeaponTimeBase() + 68.0 / 38.0;
}


void CSniperrifle::Reload( void )
{
	if (m_pPlayer->m_rgAmmo[m_iPrimaryAmmoType] <= 0 || m_iClip == SNIPERRIFLE_MAX_CLIP)
		return;

	int iResult;

	if ( m_pPlayer->pev->fov != 0 )
	{
		SecondaryAttack();
	}

	if (m_iClip == 0)
	{
		iResult = DefaultReload( 5, SNIPER_RELOAD1, 80.0 / 34 );
		m_fInSpecialReload = 1;
		m_flNextPrimaryAttack = UTIL_WeaponTimeBase() + 2.25;
		m_flTimeWeaponIdle = UTIL_WeaponTimeBase() + 2.25;
	}
	else
	{
		iResult = DefaultReload( SNIPERRIFLE_MAX_CLIP, SNIPER_RELOAD3, 2.25 );
	}
}
void CSniperrifle::WeaponIdle( void )
{
	ResetEmptySound( );

	m_pPlayer->GetAutoaimVector( AUTOAIM_10DEGREES );

	if (m_flTimeWeaponIdle > UTIL_WeaponTimeBase() )
		return;

	if ( m_fInSpecialReload )
	{
		m_fInSpecialReload = 0;
		SendWeaponAnim( SNIPER_RELOAD2 );
		m_flNextPrimaryAttack = UTIL_WeaponTimeBase() + 49.0 / 27.0;
		m_flTimeWeaponIdle = UTIL_WeaponTimeBase() + 49.0 / 27.0;
	}
	else
	{
		int iAnim;
		if (m_iClip <= 0)
		{
			iAnim = SNIPER_SLOWIDLE2;
			m_flTimeWeaponIdle = UTIL_WeaponTimeBase() + 80.0 / 16.0;
		}
		else
		{
			iAnim = SNIPER_SLOWIDLE;
			m_flTimeWeaponIdle = UTIL_WeaponTimeBase() + 67.5 / 16;
		}
		SendWeaponAnim( iAnim, 1 );
	}
}


class CSniperAmmo : public CBasePlayerAmmo
{
	void Spawn(void)
	{
		Precache();
		SET_MODEL(ENT(pev), "models/w_m40a1clip.mdl");
		CBasePlayerAmmo::Spawn();
	}
	void Precache(void)
	{
		PRECACHE_MODEL("models/w_m40a1clip.mdl");
		PRECACHE_SOUND("items/9mmclip1.wav");
	}
	BOOL AddAmmo(CBaseEntity *pOther)
	{
		if (pOther->GiveAmmo(AMMO_762BOX_GIVE, "762", _762_MAX_CARRY) != -1)
		{
			EMIT_SOUND(ENT(pev), CHAN_ITEM, "items/9mmclip1.wav", 1, ATTN_NORM);
			return TRUE;
		}
		return FALSE;
	}
};
LINK_ENTITY_TO_CLASS(ammo_762, CSniperAmmo)

#endif