/*
============
W_ChangeWeapon

============
*/
void() W_ChangeWeapon =
{
	local	float	it, am, fl;
	  local float oldimpulse;

	it = self.items;
	am = 0;

	if (self.impulse == 1)
	{
		fl = IT_AXE;
	}
	else if (self.impulse == 2)
	{
		fl = IT_SHOTGUN;
		if (self.ammo_shells < 1)
			am = 1;
	}
	else if (self.impulse == 3)
	{
		fl = IT_SUPER_SHOTGUN;
		if (self.ammo_shells < 2)
			am = 1;
	}

	else if (self.impulse == 4)
	{
      if (self.weapon == IT_NAILGUN)
         {
         fl = IT_INFANTRY_GUN;
         }
      else
         {
         fl = IT_NAILGUN;
         }
		if (self.ammo_nails < 1)
			am = 1;
	}

	//else if (self.impulse == 4)
	//{
	//	if (self.weapon == IT_NAILGUN)
	//	{
	//		fl = IT_INFANTRY_GUN;
	//	}
//
//		if (self.weapon == IT_INFANTRY_GUN)
//		{
//			fl = IT_NAILGUN;
//		}
//
//		if (self.weapon != IT_NAILGUN)
//		{
//			fl = IT_NAILGUN;
//		}
//
//		if (self.weapon != IT_INFANTRY_GUN)
//		{
//			fl = IT_INFANTRY_GUN;
//		}
//
//		if (self.ammo_nails < 1)
//	    am = 1;
//
//	}

	else if (self.impulse == 5)
	{
      if (self.weapon == IT_SUPER_NAILGUN)
         {
         fl = IT_GATLING_GUN;
         if (self.ammo_nails < 1)
			am = 1;
         }
      else
         {
         fl = IT_SUPER_NAILGUN;
         if (self.ammo_nails < 2)
			am = 1;
         }
	}

	//else if (self.impulse == 5)
	//{
	//	if (self.weapon == IT_SUPER_NAILGUN)
	//	{
	//		fl = IT_GATLING_GUN;
	//	}
//
//		if (self.weapon == IT_GATLING_GUN)
//		{
//			fl = IT_SUPER_NAILGUN;
//		}
//
//		if (self.weapon != IT_SUPER_NAILGUN)
//		{
//			fl = IT_SUPER_NAILGUN;
//		}
//
//		if (self.weapon != IT_GATLING_GUN)
//		{
//			fl = IT_GATLING_GUN;
//		}
//
//		if (self.ammo_nails < 1)
//			am = 1; // < 2
//	}

	else if (self.impulse == 6)
	{
		fl = IT_GRENADE_LAUNCHER;
		if (self.ammo_rockets < 1)
			am = 1;
	}
	else if (self.impulse == 7)
	{
		fl = IT_ROCKET_LAUNCHER;
		if (self.ammo_rockets < 1)
			am = 1;
	}

	else if (self.impulse == 8)
	{
      if (self.weapon == IT_LIGHTNING)
         {
         fl = IT_BFG9500;
		    if (self.ammo_cells < 30)
			am = 1;;
         }
      else
         {
         fl = IT_LIGHTNING;
			if (self.ammo_cells < 1)
			am = 1;
         }

	}

	//else if (self.impulse == 8)
	//{
	//	if (self.weapon == IT_LIGHTNING)
	//	{
	//		fl = IT_BFG9500;
	//		if (self.ammo_cells < 30)
	//			am = 1;
	//	}
//
//		if (self.weapon == IT_BFG9500)
//		{
//			fl = IT_LIGHTNING;
//			if (self.ammo_cells < 1)
//				am = 1;
//		}
//
//		if (self.weapon != IT_LIGHTNING)
//		{
//			fl = IT_LIGHTNING;
//			if (self.ammo_cells < 1)
//				am = 1;
//		}
//
//		if (self.weapon != IT_BFG9500)
//		{
//			fl = IT_BFG9500;
//			if (self.ammo_cells < 30)
//				am = 1;
//		}
	}
	//else if (self.impulse == 9)
	//{
		//fl = IT_BFG9500;
		//if (self.ammo_cells < 30)
			//am = 1;
	//}

//MED
   oldimpulse = self.impulse;
	self.impulse = 0;

	if (!(self.items & fl))
      {
//MED
      if (fl == IT_NAILGUN)
         {
         fl = IT_INFANTRY_GUN;
         if (!(self.items & fl))
            {
            sprint (self, "no weapon.\n");
            sound (self, CHAN_WEAPON, "weapons/ax1.wav", 1, ATTN_NORM);
            return;
            }
         if (self.ammo_nails < 1)
            am = 1;
         else
            am = 0;
         }
      else
         {
         sprint (self, "no weapon.\n");
         sound (self, CHAN_WEAPON, "weapons/ax1.wav", 1, ATTN_NORM);
         return;
         }


      if (fl == IT_SUPER_NAILGUN)
         {
         fl = IT_GATLING_GUN;
         if (!(self.items & fl))
            {
            sprint (self, "no weapon.\n");
            sound (self, CHAN_WEAPON, "weapons/ax1.wav", 1, ATTN_NORM);
            return;
            }
         if (self.ammo_nails < 1)
            am = 1;
         else
            am = 0;
         }
      else
         {
         sprint (self, "no weapon.\n");
         sound (self, CHAN_WEAPON, "weapons/ax1.wav", 1, ATTN_NORM);
         return;
         }

      if (fl == IT_LIGHTNING)
         {
         fl = IT_BFG9500;
         if (self.ammo_cells < 30)
            am = 1;
         if (!(self.items & fl))
            {
            sprint (self, "no weapon.\n");
            sound (self, CHAN_WEAPON, "weapons/ax1.wav", 1, ATTN_NORM);
            return;
            }
         if (self.ammo_cells < 1)
            am = 1;
         else
            am = 0;
         }
      else
         {
         sprint (self, "no weapon.\n");
         return;
         }

      }

	if (!(self.items & fl))
	{	// don't have the weapon or the ammo
		sprint (self, "no weapon.\n");
		sound (self, CHAN_WEAPON, "weapons/ax1.wav", 1, ATTN_NORM);
		return;
	}

	if (am)
	{	// don't have the ammo
		sprint (self, "not enough ammo.\n");
		sound (self, CHAN_WEAPON, "weapons/noammo.wav", 1, ATTN_NORM);
		return;
	}

//
// set weapon, set ammo
//
	self.weapon = fl;
	W_SetCurrentAmmo ();
};