using Server.Items;

namespace Server.Mobiles
{
  public class ArcherAI : BaseAI
  {
    public ArcherAI(BaseCreature m) : base(m)
    {
    }

    public override bool DoActionWander()
    {
      m_Mobile.DebugSay("I have no combatant");

      if (AcquireFocusMob(m_Mobile.RangePerception, m_Mobile.FightMode, false, false, true))
      {
        if (m_Mobile.Debug)
          m_Mobile.DebugSay("I have detected {0} and I will attack", m_Mobile.FocusMob.Name);

        m_Mobile.Combatant = m_Mobile.FocusMob;
        Action = ActionType.Combat;
      }
      else
      {
        return base.DoActionWander();
      }

      return true;
    }

    public override bool DoActionCombat()
    {
      if (m_Mobile.Combatant?.Deleted != false || !m_Mobile.Combatant.Alive ||
          m_Mobile.Combatant.IsDeadBondedPet)
      {
        m_Mobile.DebugSay("My combatant is deleted");
        Action = ActionType.Guard;
        return true;
      }

      if (Core.TickCount - m_Mobile.LastMoveTime > 1000)
      {
        if (WalkMobileRange(m_Mobile.Combatant, 1, true, m_Mobile.RangeFight, m_Mobile.Weapon.MaxRange))
        {
          // Be sure to face the combatant
          m_Mobile.Direction = m_Mobile.GetDirectionTo(m_Mobile.Combatant.Location);
        }
        else
        {
          if (m_Mobile.Combatant != null)
          {
            if (m_Mobile.Debug)
              m_Mobile.DebugSay("I am still not in range of {0}", m_Mobile.Combatant.Name);

            if ((int)m_Mobile.GetDistanceToSqrt(m_Mobile.Combatant) > m_Mobile.RangePerception + 1)
            {
              if (m_Mobile.Debug)
                m_Mobile.DebugSay("I have lost {0}", m_Mobile.Combatant.Name);

              m_Mobile.Combatant = null;
              Action = ActionType.Guard;
              return true;
            }
          }
        }
      }

      // When we have no ammo, we flee
      Container pack = m_Mobile.Backpack;

      if (pack?.FindItemByType<Arrow>() == null)
      {
        Action = ActionType.Flee;
        return true;
      }


      // At 20% we should check if we must leave
      if (m_Mobile.Hits < m_Mobile.HitsMax * 20 / 100 && m_Mobile.CanFlee)
      {
        bool bFlee = false;
        // if my current hits are more than my opponent, i don't care
        if (m_Mobile.Combatant != null && m_Mobile.Hits < m_Mobile.Combatant.Hits)
        {
          int iDiff = m_Mobile.Combatant.Hits - m_Mobile.Hits;

          if (Utility.Random(0, 100) > 10 + iDiff) // 10% to flee + the diff of hits
            bFlee = true;
        }
        else if (m_Mobile.Combatant != null && m_Mobile.Hits >= m_Mobile.Combatant.Hits)
        {
          if (Utility.Random(0, 100) > 10) // 10% to flee
            bFlee = true;
        }

        if (bFlee) Action = ActionType.Flee;
      }

      return true;
    }

    public override bool DoActionGuard()
    {
      if (AcquireFocusMob(m_Mobile.RangePerception, m_Mobile.FightMode, false, false, true))
      {
        if (m_Mobile.Debug)
          m_Mobile.DebugSay("I have detected {0}, attacking", m_Mobile.FocusMob.Name);

        m_Mobile.Combatant = m_Mobile.FocusMob;
        Action = ActionType.Combat;
      }
      else
      {
        base.DoActionGuard();
      }

      return true;
    }
  }
}