using Server.Gumps;
using Server.Items;
using Server.Mobiles;
using Server.Network;

namespace Server.Engines.BulkOrders
{
  public class BODBuyGump : Gump
  {
    private BulkOrderBook m_Book;
    private PlayerMobile m_From;
    private object m_Object;
    private int m_Page;
    private int m_Price;

    public BODBuyGump(PlayerMobile from, BulkOrderBook book, object obj, int page, int price) : base(100, 200)
    {
      m_From = from;
      m_Book = book;
      m_Object = obj;
      m_Price = price;
      m_Page = page;

      AddPage(0);

      AddBackground(100, 10, 300, 150, 5054);

      AddHtmlLocalized(125, 20, 250, 24, 1019070, false, false); // You have agreed to purchase:
      AddHtmlLocalized(125, 45, 250, 24, 1045151, false, false); // a bulk order deed

      AddHtmlLocalized(125, 70, 250, 24, 1019071, false, false); // for the amount of:
      AddLabel(125, 95, 0, price.ToString());

      AddButton(250, 130, 4005, 4007, 1, GumpButtonType.Reply, 0);
      AddHtmlLocalized(282, 130, 100, 24, 1011012, false, false); // CANCEL

      AddButton(120, 130, 4005, 4007, 2, GumpButtonType.Reply, 0);
      AddHtmlLocalized(152, 130, 100, 24, 1011036, false, false); // OKAY
    }

    public override void OnResponse(NetState sender, RelayInfo info)
    {
      if (info.ButtonID == 2)
      {
        PlayerVendor pv = m_Book.RootParent as PlayerVendor;

        if (m_Book.Entries.Contains(m_Object) && pv != null)
        {
          int price = 0;

          VendorItem vi = pv.GetVendorItem(m_Book);

          if (vi != null && !vi.IsForSale)
          {
            if (m_Object is BOBLargeEntry entry)
              price = entry.Price;
            else
              price = ((BOBSmallEntry)m_Object).Price;
          }

          if (price != m_Price)
          {
            pv.SayTo(m_From,
              "The price has been been changed. If you like, you may offer to purchase the item again.");
          }
          else if (price == 0)
          {
            pv.SayTo(m_From, 1062382); // The deed selected is not available.
          }
          else
          {
            Item item = null;

            if (m_Object is BOBLargeEntry entry)
              item = entry.Reconstruct();
            else
              item = ((BOBSmallEntry)m_Object).Reconstruct();

            if (item == null)
            {
              m_From.SendMessage("Internal error. The bulk order deed could not be reconstructed.");
            }
            else
            {
              pv.Say(m_From.Name);

              Container pack = m_From.Backpack;

              if (pack == null || !pack.CheckHold(m_From, item, true, true, 0,
                    item.PileWeight + item.TotalWeight))
              {
                pv.SayTo(m_From, 503204); // You do not have room in your backpack for this
                m_From.SendGump(new BOBGump(m_From, m_Book, m_Page, null));
              }
              else
              {
                if (pack.ConsumeTotal(typeof(Gold), price) || Banker.Withdraw(m_From, price))
                {
                  m_Book.Entries.Remove(m_Object);
                  m_Book.InvalidateProperties();
                  pv.HoldGold += price;
                  m_From.AddToBackpack(item);
                  m_From.SendLocalizedMessage(
                    1045152); // The bulk order deed has been placed in your backpack.

                  if (m_Book.Entries.Count / 5 < m_Book.ItemCount)
                  {
                    m_Book.ItemCount--;
                    m_Book.InvalidateItems();
                  }

                  if (m_Book.Entries.Count > 0)
                    m_From.SendGump(new BOBGump(m_From, m_Book, m_Page, null));
                  else
                    m_From.SendLocalizedMessage(1062381); // The book is empty.
                }
                else
                {
                  pv.SayTo(m_From, 503205); // You cannot afford this item.
                  item.Delete();
                }
              }
            }
          }
        }
        else
        {
          if (pv == null)
            m_From.SendLocalizedMessage(1062382); // The deed selected is not available.
          else
            pv.SayTo(m_From, 1062382); // The deed selected is not available.
        }
      }
      else
      {
        m_From.SendLocalizedMessage(503207); // Cancelled purchase.
      }
    }
  }
}