using Server.Network;

namespace Server.Items
{
  public class EnchantedSextant : Item
  {
    private const double m_LongDistance = 300.0;

    private const double m_ShortDistance = 5.0;

    //TODO: Trammel/Haven
    private static readonly Point2D[] m_TrammelBanks =
    {
      new Point2D(652, 820),
      new Point2D(1813, 2825),
      new Point2D(3734, 2149),
      new Point2D(2503, 552),
      new Point2D(3764, 1317),
      new Point2D(587, 2146),
      new Point2D(1655, 1606),
      new Point2D(1425, 1690),
      new Point2D(4471, 1156),
      new Point2D(1317, 3773),
      new Point2D(2881, 684),
      new Point2D(2731, 2192),
      new Point2D(3620, 2617),
      new Point2D(2880, 3472),
      new Point2D(1897, 2684),
      new Point2D(5346, 74),
      new Point2D(5275, 3977),
      new Point2D(5669, 3131)
    };

    private static readonly Point2D[] m_FeluccaBanks =
    {
      new Point2D(652, 820),
      new Point2D(1813, 2825),
      new Point2D(3734, 2149),
      new Point2D(2503, 552),
      new Point2D(3764, 1317),
      new Point2D(3695, 2511),
      new Point2D(587, 2146),
      new Point2D(1655, 1606),
      new Point2D(1425, 1690),
      new Point2D(4471, 1156),
      new Point2D(1317, 3773),
      new Point2D(2881, 684),
      new Point2D(2731, 2192),
      new Point2D(2880, 3472),
      new Point2D(1897, 2684),
      new Point2D(5346, 74),
      new Point2D(5275, 3977),
      new Point2D(5669, 3131)
    };

    private static readonly Point2D[] m_IlshenarBanks =
    {
      new Point2D(854, 680),
      new Point2D(855, 603),
      new Point2D(1226, 554),
      new Point2D(1610, 556)
    };

    private static readonly Point2D[] m_MalasBanks =
    {
      new Point2D(996, 519),
      new Point2D(2048, 1345)
    };

    [Constructible]
    public EnchantedSextant() : base(0x1058)
    {
      Weight = 2.0;
    }

    public EnchantedSextant(Serial serial) : base(serial)
    {
    }

    public override int LabelNumber => 1046226; // an enchanted sextant

    public override void OnDoubleClick(Mobile from)
    {
      if (!from.InRange(GetWorldLocation(), 2))
      {
        from.LocalOverheadMessage(MessageType.Regular, 0x3B2, 1019045); // I can't reach that.
        return;
      }

      Point2D[] banks;
      PMList moongates;
      if (from.Map == Map.Trammel)
      {
        banks = m_TrammelBanks;
        moongates = PMList.Trammel;
      }
      else if (from.Map == Map.Felucca)
      {
        banks = m_FeluccaBanks;
        moongates = PMList.Felucca;
      }
      else if (from.Map == Map.Ilshenar)
      {
#if false
				banks = m_IlshenarBanks;
				moongates = PMList.Ilshenar;
#else
        from.Send(new MessageLocalized(Serial, ItemID, MessageType.Label, 0x482, 3, 1061684, "",
          "")); // The magic of the sextant fails...
        return;
#endif
      }
      else if (from.Map == Map.Malas)
      {
        banks = m_MalasBanks;
        moongates = PMList.Malas;
      }
      else
      {
        banks = null;
        moongates = null;
      }

      Point3D closestMoongate = Point3D.Zero;
      double moongateDistance = double.MaxValue;
      if (moongates != null)
        foreach (PMEntry entry in moongates.Entries)
        {
          double dist = from.GetDistanceToSqrt(entry.Location);
          if (moongateDistance > dist)
          {
            closestMoongate = entry.Location;
            moongateDistance = dist;
          }
        }

      Point2D closestBank = Point2D.Zero;
      double bankDistance = double.MaxValue;
      if (banks != null)
        foreach (Point2D p in banks)
        {
          double dist = from.GetDistanceToSqrt(p);
          if (bankDistance > dist)
          {
            closestBank = p;
            bankDistance = dist;
          }
        }

      int moonMsg;
      if (moongateDistance == double.MaxValue)
        moonMsg = 1048021; // The sextant fails to find a Moongate nearby.
      else if (moongateDistance > m_LongDistance)
        moonMsg = 1046449 + (int)from.GetDirectionTo(closestMoongate); // A moongate is * from here
      else if (moongateDistance > m_ShortDistance)
        moonMsg = 1048010 + (int)from.GetDirectionTo(closestMoongate); // There is a Moongate * of here.
      else
        moonMsg = 1048018; // You are next to a Moongate at the moment.

      from.Send(new MessageLocalized(Serial, ItemID, MessageType.Label, 0x482, 3, moonMsg, "", ""));

      int bankMsg;
      if (bankDistance == double.MaxValue)
        bankMsg = 1048020; // The sextant fails to find a Bank nearby.
      else if (bankDistance > m_LongDistance)
        bankMsg = 1046462 + (int)from.GetDirectionTo(closestBank); // A town is * from here
      else if (bankDistance > m_ShortDistance)
        bankMsg = 1048002 + (int)from.GetDirectionTo(closestBank); // There is a city Bank * of here.
      else
        bankMsg = 1048019; // You are next to a Bank at the moment.

      from.Send(new MessageLocalized(Serial, ItemID, MessageType.Label, 0x5AA, 3, bankMsg, "", ""));
    }

    public override void Serialize(GenericWriter writer)
    {
      base.Serialize(writer);

      writer.Write(0); // version
    }

    public override void Deserialize(GenericReader reader)
    {
      base.Deserialize(reader);

      int version = reader.ReadInt();
    }
  }
}