/***
*
*	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.
*
****/

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

enum taurus_e
{
	TAURUS_IDLE1 = 0,
	TAURUS_IDLE2,
	TAURUS_IDLE3,
	TAURUS_SHOOT,
	TAURUS_SHOOT2,
	TAURUS_SHOOT3,
	TAURUS_SHOOT_EMPTY,
	TAURUS_RELOAD,
	TAURUS_RELOAD2,
	TAURUS_DRAW,
	TAURUS_DRAW2
};

LINK_ENTITY_TO_CLASS( weapon_th_taurus, CWeaponEinarTaurus )

int CWeaponEinarTaurus::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 CWeaponEinarTaurus::Spawn()
{
	Precache();
	m_iId = WEAPON_TAURUS;
	SET_MODEL( ENT( pev ), "models/w_taurus.mdl" );

	m_iDefaultAmmo = TAURUS_DEFAULT_GIVE;

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

void CWeaponEinarTaurus::Precache()
{
	PRECACHE_MODEL( "models/v_taurus.mdl" );
	PRECACHE_MODEL( "models/w_taurus.mdl" );
	PRECACHE_MODEL( "models/p_taurus.mdl" );

	m_iShell = PRECACHE_MODEL( "models/shell.mdl" );// brass shell

	PRECACHE_SOUND( "items/9mmclip1.wav" );

	PRECACHE_SOUND( "weapons/tau_back.wav" );
	PRECACHE_SOUND( "weapons/tau_clipin.wav" );
	PRECACHE_SOUND( "weapons/tau_clipout.wav" );
	PRECACHE_SOUND( "weapons/tau_fire.wav" );
	PRECACHE_SOUND( "weapons/tau_release.wav" );

	m_usFireTaurus = PRECACHE_EVENT( 1, "events/taurus.sc" );
}

int CWeaponEinarTaurus::GetItemInfo( ItemInfo *p )
{
	p->pszName = STRING( pev->classname );
	p->pszAmmo1 = "taurus";
	p->iMaxAmmo1 = TAURUS_MAX_CARRY;
	p->pszAmmo2 = NULL;
	p->iMaxAmmo2 = -1;
	p->iMaxClip = TAURUS_MAX_CLIP;
	p->iSlot = 1;
	p->iPosition = 3;
	p->iFlags = 0;
	p->iId = m_iId = WEAPON_TAURUS;
	p->iWeight = TAURUS_WEIGHT;

	return 1;
}

BOOL CWeaponEinarTaurus::Deploy()
{
	return DefaultDeploy( "models/v_taurus.mdl", "models/p_taurus.mdl", TAURUS_DRAW2, "onehanded" );
}

void CWeaponEinarTaurus::PrimaryAttack()
{
	TaurusFire( 0.04, 0.25, TRUE );
}

void CWeaponEinarTaurus::TaurusFire( float flSpread, float flCycleTime, BOOL fUseAutoAim )
{
	if( m_iClip <= 0 )
	{
		if( m_fFireOnEmpty )
		{
			PlayEmptySound();
			m_flNextPrimaryAttack = UTIL_WeaponTimeBase() + 0.2f;
		}
		return;
	}

	m_iClip--;

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

	int flags;
#if defined( CLIENT_WEAPONS )
	flags = FEV_NOTHOST;
#else
	flags = 0;
#endif

	// player "shoot" animation
	m_pPlayer->SetAnimation( PLAYER_ATTACK1 );

	m_pPlayer->m_iWeaponVolume = NORMAL_GUN_VOLUME;
	m_pPlayer->m_iWeaponFlash = NORMAL_GUN_FLASH;

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

	Vector vecDir = m_pPlayer->FireBulletsPlayer( 1, vecSrc, vecAiming, Vector( flSpread, flSpread, flSpread ), 8192, BULLET_PLAYER_9MM, 0, 0, m_pPlayer->pev, m_pPlayer->random_seed );

	PLAYBACK_EVENT_FULL( flags, m_pPlayer->edict(), m_usFireTaurus, 0.0, g_vecZero, g_vecZero, vecDir.x, vecDir.y, 0, 0, ( m_iClip == 0 ) ? 1 : 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_flNextPrimaryAttack = UTIL_WeaponTimeBase() + flCycleTime;

	m_flTimeWeaponIdle = UTIL_WeaponTimeBase() + UTIL_SharedRandomFloat( m_pPlayer->random_seed, 5, 10 );
}

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

	if( DefaultReload( TAURUS_MAX_CLIP, TAURUS_RELOAD2, 2.0 ) )
	{
		m_flTimeWeaponIdle = UTIL_WeaponTimeBase() + UTIL_SharedRandomFloat( m_pPlayer->random_seed, 5, 10 );
	}
}

void CWeaponEinarTaurus::WeaponIdle()
{
	ResetEmptySound();

	m_pPlayer->GetAutoaimVector( AUTOAIM_10DEGREES );

	if( m_flTimeWeaponIdle > UTIL_WeaponTimeBase() )
		return;

	// only idle if the slid isn't back
	if( m_iClip != 0 )
	{
		int iAnim;
		float flRand = UTIL_SharedRandomFloat( m_pPlayer->random_seed, 0.0, 1.0 );

		if( flRand <= 0.3f )
		{
			iAnim = TAURUS_IDLE3;
		}
		else if( flRand <= 0.6f )
		{
			iAnim = TAURUS_IDLE1;
		}
		else
		{
			iAnim = TAURUS_IDLE2;
		}
		m_flTimeWeaponIdle = UTIL_WeaponTimeBase() + 15.0f;
		SendWeaponAnim( iAnim, 1 );
	}
}

class CTaurusAmmo : public CBasePlayerAmmo
{
	void Spawn()
	{
		Precache();
		SET_MODEL( ENT( pev ), "models/w_taurusclip.mdl" );
		CBasePlayerAmmo::Spawn();
	}
	void Precache()
	{
		PRECACHE_MODEL( "models/w_taurusclip.mdl" );
		PRECACHE_SOUND( "items/9mmclip1.wav" );
	}
	BOOL AddAmmo( CBaseEntity *pOther )
	{
		if( pOther->GiveAmmo( AMMO_TAURUS_GIVE, "taurus", TAURUS_MAX_CARRY) != -1 )
		{
			EMIT_SOUND( ENT( pev ), CHAN_ITEM, "items/9mmclip1.wav", 1, ATTN_NORM );
			return TRUE;
		}
		return FALSE;
	}
};
LINK_ENTITY_TO_CLASS( ammo_th_taurus, CTaurusAmmo )