ModernUO/Projects/Scripts/Engines/VeteranRewards/RewardChoiceGump.cs

using System;
using System.Collections.Generic;
using Server.Gumps;
using Server.Network;

namespace Server.Engines.VeteranRewards
{
  public class RewardChoiceGump : Gump
  {
    private Mobile m_From;

    public RewardChoiceGump(Mobile from) : base(0, 0)
    {
      m_From = from;

      from.CloseGump<RewardChoiceGump>();

      RenderBackground();
      RenderCategories();
    }

    private void RenderBackground()
    {
      AddPage(0);

      AddBackground(10, 10, 600, 450, 2600);

      AddButton(530, 415, 4017, 4019, 0);

      AddButton(60, 415, 4014, 4016, 0, GumpButtonType.Page, 1);
      AddHtmlLocalized(95, 415, 200, 20, 1049755); // Main Menu
    }

    private void RenderCategories()
    {
      TimeSpan rewardInterval = RewardSystem.RewardInterval;

      string intervalAsString;

      if (rewardInterval == TimeSpan.FromDays(30.0))
        intervalAsString = "month";
      else if (rewardInterval == TimeSpan.FromDays(60.0))
        intervalAsString = "two months";
      else if (rewardInterval == TimeSpan.FromDays(90.0))
        intervalAsString = "three months";
      else if (rewardInterval == TimeSpan.FromDays(365.0))
        intervalAsString = "year";
      else
        intervalAsString = $"{rewardInterval.TotalDays} day{(rewardInterval.TotalDays == 1 ? "" : "s")}";

      AddPage(1);

      AddHtml(60, 35, 500, 70, "<B>Ultima Online Rewards Program</B><BR>" +
                               "Thank you for being a part of the Ultima Online community for a full " +
                               intervalAsString + ".  " +
                               "As a token of our appreciation,  you may select from the following in-game reward items listed below.  " +
                               "The gift items will be attributed to the character you have logged-in with on the shard you are on when you chose the item(s).  " +
                               "The number of rewards you are entitled to are listed below and are for your entire account.  " +
                               "To read more about these rewards before making a selection, feel free to visit the uo.com site at " +
                               "<A HREF=\"http://www.uo.com/rewards\">http://www.uo.com/rewards</A>.", true, true);

      RewardSystem.ComputeRewardInfo(m_From, out int cur, out int max);

      AddHtmlLocalized(60, 105, 300, 35, 1006006); // Your current total of rewards to choose:
      AddLabel(370, 107, 50, (max - cur).ToString());

      AddHtmlLocalized(60, 140, 300, 35, 1006007); // You have already chosen:
      AddLabel(370, 142, 50, cur.ToString());

      RewardCategory[] categories = RewardSystem.Categories;

      int page = 2;

      for (int i = 0; i < categories.Length; ++i)
      {
        if (!RewardSystem.HasAccess(m_From, categories[i]))
        {
          page += 1;
          continue;
        }

        AddButton(100, 180 + i * 40, 4005, 4005, 0, GumpButtonType.Page, page);

        page += PagesPerCategory(categories[i]);

        if (categories[i].NameString != null)
          AddHtml(135, 180 + i * 40, 300, 20, categories[i].NameString);
        else
          AddHtmlLocalized(135, 180 + i * 40, 300, 20, categories[i].Name);
      }

      page = 2;

      for (int i = 0; i < categories.Length; ++i)
        RenderCategory(categories[i], i, ref page);
    }

    private int PagesPerCategory(RewardCategory category)
    {
      List<RewardEntry> entries = category.Entries;
      int i = 0;

      for (int j = 0; j < entries.Count; j++)
        if (RewardSystem.HasAccess(m_From, entries[j]))
          i++;

      return (int)Math.Ceiling(i / 24.0);
    }

    private int GetButtonID(int type, int index)
    {
      return 2 + index * 20 + type;
    }

    private void RenderCategory(RewardCategory category, int index, ref int page)
    {
      AddPage(page);

      List<RewardEntry> entries = category.Entries;

      int i = 0;

      for (int j = 0; j < entries.Count; ++j)
      {
        RewardEntry entry = entries[j];

        if (!RewardSystem.HasAccess(m_From, entry))
          continue;

        if (i == 24)
        {
          AddButton(305, 415, 0xFA5, 0xFA7, 0, GumpButtonType.Page, ++page);
          AddHtmlLocalized(340, 415, 200, 20, 1011066); // Next page

          AddPage(page);

          AddButton(270, 415, 0xFAE, 0xFB0, 0, GumpButtonType.Page, page - 1);
          AddHtmlLocalized(185, 415, 200, 20, 1011067); // Previous page

          i = 0;
        }

        AddButton(55 + i / 12 * 250, 80 + i % 12 * 25, 5540, 5541, GetButtonID(index, j));

        if (entry.NameString != null)
          AddHtml(80 + i / 12 * 250, 80 + i % 12 * 25, 250, 20, entry.NameString);
        else
          AddHtmlLocalized(80 + i / 12 * 250, 80 + i % 12 * 25, 250, 20, entry.Name);
        ++i;
      }

      page += 1;
    }

    public override void OnResponse(NetState sender, RelayInfo info)
    {
      int buttonID = info.ButtonID - 1;

      if (buttonID == 0)
      {
        RewardSystem.ComputeRewardInfo(m_From, out int cur, out int max);

        if (cur < max)
          m_From.SendGump(new RewardNoticeGump(m_From));
      }
      else
      {
        --buttonID;

        int type = buttonID % 20;
        int index = buttonID / 20;

        RewardCategory[] categories = RewardSystem.Categories;

        if (type >= 0 && type < categories.Length)
        {
          RewardCategory category = categories[type];

          if (index >= 0 && index < category.Entries.Count)
          {
            RewardEntry entry = category.Entries[index];

            if (!RewardSystem.HasAccess(m_From, entry))
              return;

            m_From.SendGump(new RewardConfirmGump(m_From, entry));
          }
        }
      }
    }
  }
}