using Server.Engines.VeteranRewards;
using Server.Gumps;
using Server.Multis;
using Server.Network;
using Server.Targeting;

namespace Server.Items
{
  public class HangingSkeleton : Item, IAddon, IRewardItem
  {
    private bool m_IsRewardItem;

    [Constructible]
    public HangingSkeleton(int itemID = 0x1596) : base(itemID)
    {
      LootType = LootType.Blessed;
      Movable = false;
    }

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

    public override bool ForceShowProperties => ObjectPropertyList.Enabled;

    public bool FacingSouth
    {
      get
      {
        if (ItemID == 0x1A03 || ItemID == 0x1A05 || ItemID == 0x1A09 ||
            ItemID == 0x1B1E || ItemID == 0x1B7F)
          return true;

        return false;
      }
    }

    public Item Deed
    {
      get
      {
        HangingSkeletonDeed deed = new HangingSkeletonDeed();
        deed.IsRewardItem = m_IsRewardItem;

        return deed;
      }
    }

    public bool CouldFit(IPoint3D p, Map map)
    {
      if (map == null || !map.CanFit(p.X, p.Y, p.Z, ItemData.Height))
        return false;

      if (FacingSouth)
        return BaseAddon.IsWall(p.X, p.Y - 1, p.Z, map); // north wall
      return BaseAddon.IsWall(p.X - 1, p.Y, p.Z, map); // west wall
    }

    [CommandProperty(AccessLevel.GameMaster)]
    public bool IsRewardItem
    {
      get => m_IsRewardItem;
      set
      {
        m_IsRewardItem = value;
        InvalidateProperties();
      }
    }

    public override void GetProperties(ObjectPropertyList list)
    {
      base.GetProperties(list);

      if (Core.ML && m_IsRewardItem)
        list.Add(1076220); // 4th Year Veteran Reward
    }

    public override void OnDoubleClick(Mobile from)
    {
      if (from.InRange(Location, 3))
      {
        BaseHouse house = BaseHouse.FindHouseAt(this);

        if (house?.IsOwner(from) == true)
        {
          from.CloseGump<RewardDemolitionGump>();
          from.SendGump(new RewardDemolitionGump(this, 1049783)); // Do you wish to re-deed this decoration?
        }
        else
        {
          from.SendLocalizedMessage(
            1049784); // You can only re-deed this decoration if you are the house owner or originally placed the decoration.
        }
      }
      else
      {
        from.LocalOverheadMessage(MessageType.Regular, 0x3B2, 1019045); // I can't reach that.
      }
    }

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

      writer.WriteEncodedInt(0); // version

      writer.Write(m_IsRewardItem);
    }

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

      int version = reader.ReadEncodedInt();

      m_IsRewardItem = reader.ReadBool();
    }
  }

  public class HangingSkeletonDeed : Item, IRewardItem
  {
    private bool m_IsRewardItem;

    [Constructible]
    public HangingSkeletonDeed() : base(0x14F0)
    {
      LootType = LootType.Blessed;
      Weight = 1.0;
    }

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

    public override int LabelNumber => 1049772; // deed for a hanging skeleton decoration

    [CommandProperty(AccessLevel.GameMaster)]
    public bool IsRewardItem
    {
      get => m_IsRewardItem;
      set
      {
        m_IsRewardItem = value;
        InvalidateProperties();
      }
    }

    public override void GetProperties(ObjectPropertyList list)
    {
      base.GetProperties(list);

      if (m_IsRewardItem)
        list.Add(1076220); // 4th Year Veteran Reward
    }

    public override void OnDoubleClick(Mobile from)
    {
      if (m_IsRewardItem && !RewardSystem.CheckIsUsableBy(from, this))
        return;

      if (IsChildOf(from.Backpack))
      {
        BaseHouse house = BaseHouse.FindHouseAt(from);

        if (house?.IsOwner(from) == true)
        {
          from.CloseGump<InternalGump>();
          from.SendGump(new InternalGump(this));
        }
        else
        {
          from.SendLocalizedMessage(502092); // You must be in your house to do this.
        }
      }
      else
      {
        from.SendLocalizedMessage(1042038); // You must have the object in your backpack to use it.
      }
    }

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

      writer.WriteEncodedInt(0); // version

      writer.Write(m_IsRewardItem);
    }

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

      int version = reader.ReadEncodedInt();

      m_IsRewardItem = reader.ReadBool();
    }

    public static int GetWestItemID(int south)
    {
      switch (south)
      {
        case 0x1B1E: return 0x1B1D;
        case 0x1B7F: return 0x1B7C;
        default: return south + 1;
      }
    }

    private class InternalGump : Gump
    {
      private HangingSkeletonDeed m_Skeleton;

      public InternalGump(HangingSkeletonDeed skeleton) : base(100, 200)
      {
        m_Skeleton = skeleton;

        Closable = true;
        Disposable = true;
        Draggable = true;
        Resizable = false;

        AddPage(0);

        AddBackground(25, 0, 500, 230, 0xA28);

        AddPage(1);

        AddItem(130, 70, 0x1A03);
        AddButton(150, 50, 0x845, 0x846, 0x1A03);

        AddItem(190, 70, 0x1A05);
        AddButton(210, 50, 0x845, 0x846, 0x1A05);

        AddItem(250, 70, 0x1A09);
        AddButton(270, 50, 0x845, 0x846, 0x1A09);

        AddItem(310, 70, 0x1B1E);
        AddButton(330, 50, 0x845, 0x846, 0x1B1E);

        AddItem(370, 70, 0x1B7F);
        AddButton(390, 50, 0x845, 0x846, 0x1B7F);
      }

      public override void OnResponse(NetState sender, RelayInfo info)
      {
        if (m_Skeleton?.Deleted != false || info.ButtonID != 0x1A03 && info.ButtonID != 0x1A05 &&
            info.ButtonID != 0x1A09 && info.ButtonID != 0x1B1E && info.ButtonID != 0x1B7F)
          return;

        sender.Mobile.SendLocalizedMessage(1049780); // Where would you like to place this decoration?
        sender.Mobile.Target = new InternalTarget(m_Skeleton, info.ButtonID);
      }
    }

    private class InternalTarget : Target
    {
      private int m_ItemID;
      private HangingSkeletonDeed m_Skeleton;

      public InternalTarget(HangingSkeletonDeed banner, int itemID) : base(-1, true, TargetFlags.None)
      {
        m_Skeleton = banner;
        m_ItemID = itemID;
      }

      protected override void OnTarget(Mobile from, object targeted)
      {
        if (m_Skeleton?.Deleted != false)
          return;

        if (!m_Skeleton.IsChildOf(from.Backpack))
        {
          from.SendLocalizedMessage(1042038); // You must have the object in your backpack to use it.
          return;
        }

        BaseHouse house = BaseHouse.FindHouseAt(from);

        if (house?.IsOwner(from) != true)
        {
          from.SendLocalizedMessage(502092); // You must be in your house to do this.
          return;
        }

        IPoint3D p = targeted as IPoint3D;
        Map map = from.Map;

        if (p == null || map == null)
          return;

        Point3D p3d = new Point3D(p);
        ItemData id = TileData.ItemTable[m_ItemID & TileData.MaxItemValue];

        if (!map.CanFit(p3d, id.Height))
        {
          from.SendLocalizedMessage(500269); // You cannot build that there.
          return;
        }

        house = BaseHouse.FindHouseAt(p3d, map, id.Height);

        if (house?.IsOwner(from) != true)
        {
          from.SendLocalizedMessage(1042036); // That location is not in your house.
          return;
        }

        bool north = BaseAddon.IsWall(p3d.X, p3d.Y - 1, p3d.Z, map);
        bool west = BaseAddon.IsWall(p3d.X - 1, p3d.Y, p3d.Z, map);

        if (north && west)
        {
          from.CloseGump<FacingGump>();
          from.SendGump(new FacingGump(m_Skeleton, m_ItemID, p3d, house));
        }
        else if (north || west)
        {
          HangingSkeleton banner = new HangingSkeleton(west ? GetWestItemID(m_ItemID) : m_ItemID);

          house.Addons.Add(banner);

          banner.IsRewardItem = m_Skeleton.IsRewardItem;
          banner.MoveToWorld(p3d, map);

          m_Skeleton.Delete();
        }
        else
        {
          from.SendLocalizedMessage(1042039); // The banner must be placed next to a wall.
        }
      }

      private class FacingGump : Gump
      {
        private BaseHouse m_House;
        private int m_ItemID;
        private Point3D m_Location;
        private HangingSkeletonDeed m_Skeleton;

        public FacingGump(HangingSkeletonDeed banner, int itemID, Point3D location, BaseHouse house) : base(150, 50)
        {
          m_Skeleton = banner;
          m_ItemID = itemID;
          m_Location = location;
          m_House = house;

          Closable = true;
          Disposable = true;
          Draggable = true;
          Resizable = false;

          AddPage(0);

          AddBackground(0, 0, 300, 150, 0xA28);

          AddItem(90, 30, GetWestItemID(itemID));
          AddItem(180, 30, itemID);

          AddButton(50, 35, 0x868, 0x869, (int)Buttons.East);
          AddButton(145, 35, 0x868, 0x869, (int)Buttons.South);
        }

        public override void OnResponse(NetState sender, RelayInfo info)
        {
          if (m_Skeleton?.Deleted != false || m_House == null)
            return;

          HangingSkeleton banner = null;

          if (info.ButtonID == (int)Buttons.East)
            banner = new HangingSkeleton(GetWestItemID(m_ItemID));
          if (info.ButtonID == (int)Buttons.South)
            banner = new HangingSkeleton(m_ItemID);

          if (banner != null)
          {
            m_House.Addons.Add(banner);

            banner.IsRewardItem = m_Skeleton.IsRewardItem;
            banner.MoveToWorld(m_Location, sender.Mobile.Map);

            m_Skeleton.Delete();
          }
        }

        private enum Buttons
        {
          Cancel,
          South,
          East
        }
      }
    }
  }
}