WeaponReChamber.c

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// rechamber (== eject cartridge + load another + store the old one)
class WeaponRechamber extends WeaponStateBase
{
  int m_actionEject;
  int m_actionTypeEject;
  int m_actionLoad;
  int m_actionTypeLoad;
  Magazine m_dstMagazine; 
  Magazine m_srcMagazine; 
 
  ref WeaponEjectBullet m_eje;
  ref WeaponChambering m_loa;
 
  void WeaponRechamber(Weapon_Base w = NULL, WeaponStateBase parent = NULL, int actionEject = -1, int actionTypeEject = -1, int actionLoad = -1, int actionTypeLoad = -1)
  {
    m_actionEject = actionEject;
    m_actionTypeEject = actionTypeEject;
    m_actionLoad = actionLoad;
    m_actionTypeLoad = actionTypeLoad;
 
    // setup nested state machine
    m_eje = new WeaponEjectBullet(m_weapon, this, m_actionEject, m_actionTypeEject);
    m_loa = new WeaponChambering(m_weapon, this, m_actionLoad, m_actionTypeLoad);
    // events
    WeaponEventBase _fin_ = new WeaponEventHumanCommandActionFinished;
 
    m_fsm = new WeaponFSM(this); // @NOTE: set owner of the submachine fsm
    m_fsm.AddTransition(new WeaponTransition(m_eje, _fin_, m_loa));
    m_fsm.AddTransition(new WeaponTransition(m_loa, _fin_, NULL));
 
    m_fsm.SetInitialState(m_eje);
  }
 
  override void OnEntry(WeaponEventBase e)
  {
    if (e)
    {
      if (LogManager.IsWeaponLogEnable()) wpnDebugPrint("[wpnfsm] " + Object.GetDebugName(m_weapon) + " WeaponRechamber, mag=" + e.m_magazine.ToString());
      m_srcMagazine = e.m_magazine;
      m_loa.m_srcMagazine = m_srcMagazine;
 
      // prepare magazine for ejected ammo
      int mi = m_weapon.GetCurrentMuzzle();
      string magazineTypeName = m_weapon.GetChamberedCartridgeMagazineTypeName(mi);
      float damage = 0.0;
      string type;
      if (m_weapon.GetCartridgeInfo(mi, damage, type))
      {
        m_dstMagazine = DayZPlayerUtils.SelectStoreCartridge(e.m_player, m_weapon, mi, m_srcMagazine, damage, magazineTypeName);
        if (!m_dstMagazine)
          Error("[wpnfsm] " + Object.GetDebugName(m_weapon) + "   WeaponRechamber - error, cannot prepare mag for catridge, magType=" + magazineTypeName);
      }
 
      e.m_magazine = m_dstMagazine; // @NOTE: override event mag - @TODO
    }
    super.OnEntry(e); // @NOTE: super after submachine init (prevent override from submachine start)
  }
 
  override void OnExit(WeaponEventBase e)
  {
    super.OnExit(e);
    m_dstMagazine = NULL;
    m_eje.m_dstMagazine = NULL;
    m_loa.m_srcMagazine = NULL;
  }
 
  override bool SaveCurrentFSMState(ParamsWriteContext ctx)
  {
    if (!super.SaveCurrentFSMState(ctx))
      return false;
 
    if (!ctx.Write(m_dstMagazine))
    {
      Error("[wpnfsm] " + Object.GetDebugName(m_weapon) + " WeaponChambering.SaveCurrentFSMState: cannot save m_dstMagazine for weapon=" + m_weapon);
      return false;
    }
    if (!ctx.Write(m_srcMagazine))
    {
      Error("[wpnfsm] " + Object.GetDebugName(m_weapon) + " WeaponChambering.SaveCurrentFSMState: cannot save m_srcMagazine for weapon=" + m_weapon);
      return false;
    }
    return true;
  }
 
  override bool LoadCurrentFSMState(ParamsReadContext ctx, int version)
  {
    if (!super.LoadCurrentFSMState(ctx, version))
      return false;
 
    if (!ctx.Read(m_dstMagazine))
    {
      Error("[wpnfsm] " + Object.GetDebugName(m_weapon) + " WeaponChambering.LoadCurrentFSMState: cannot read m_dstMagazine for weapon=" + m_weapon);
      return false;
    }
    if (!ctx.Read(m_srcMagazine))
    {
      Error("[wpnfsm] " + Object.GetDebugName(m_weapon) + " WeaponChambering.LoadCurrentFSMState: cannot read m_srcMagazine for weapon=" + m_weapon);
      return false;
    }
    return true;
  }
};