using System;
using System.Net;
using Server.Gumps;
using Server.Network;

namespace Server.Factions
{
  public class ElectionManagementGump : Gump
  {
    public const int LabelColor = 0xFFFFFF;
    private Candidate m_Candidate;

    private Election m_Election;
    private int m_Page;

    public ElectionManagementGump(Election election, Candidate candidate = null, int page = 0) : base(40, 40)
    {
      m_Election = election;
      m_Candidate = candidate;
      m_Page = page;

      AddPage(0);

      if (candidate != null)
      {
        AddBackground(0, 0, 448, 354, 9270);
        AddAlphaRegion(10, 10, 428, 334);

        AddHtml(10, 10, 428, 20, Color(Center("Candidate Management"), LabelColor));

        AddHtml(45, 35, 100, 20, Color("Player Name:", LabelColor));
        AddHtml(145, 35, 100, 20, Color(candidate.Mobile == null ? "null" : candidate.Mobile.Name, LabelColor));

        AddHtml(45, 55, 100, 20, Color("Vote Count:", LabelColor));
        AddHtml(145, 55, 100, 20, Color(candidate.Votes.ToString(), LabelColor));

        AddButton(12, 73, 4005, 4007, 1);
        AddHtml(45, 75, 100, 20, Color("Drop Candidate", LabelColor));

        AddImageTiled(13, 99, 422, 242, 9264);
        AddImageTiled(14, 100, 420, 240, 9274);
        AddAlphaRegion(14, 100, 420, 240);

        AddHtml(14, 100, 420, 20, Color(Center("Voters"), LabelColor));

        if (page > 0)
          AddButton(397, 104, 0x15E3, 0x15E7, 2);
        else
          AddImage(397, 104, 0x25EA);

        if ((page + 1) * 10 < candidate.Voters.Count)
          AddButton(414, 104, 0x15E1, 0x15E5, 3);
        else
          AddImage(414, 104, 0x25E6);


        AddHtml(14, 120, 30, 20, Color(Center("DEL"), LabelColor));
        AddHtml(47, 120, 150, 20, Color("Name", LabelColor));
        AddHtml(195, 120, 100, 20, Color(Center("Address"), LabelColor));
        AddHtml(295, 120, 80, 20, Color(Center("Time"), LabelColor));
        AddHtml(355, 120, 60, 20, Color(Center("Legit"), LabelColor));

        int idx = 0;

        for (int i = page * 10; i >= 0 && i < candidate.Voters.Count && i < (page + 1) * 10; ++i, ++idx)
        {
          Voter voter = candidate.Voters[i];

          AddButton(13, 138 + idx * 20, 4002, 4004, 4 + i);

          object[] fields = voter.AcquireFields();

          int x = 45;

          for (int j = 0; j < fields.Length; ++j)
          {
            object obj = fields[j];

            if (obj is Mobile mobile)
            {
              AddHtml(x + 2, 140 + idx * 20, 150, 20, Color(mobile.Name, LabelColor));
              x += 150;
            }
            else if (obj is IPAddress)
            {
              AddHtml(x, 140 + idx * 20, 100, 20, Color(Center(obj.ToString()), LabelColor));
              x += 100;
            }
            else if (obj is DateTime time)
            {
              AddHtml(x, 140 + idx * 20, 80, 20,
                Color(Center(FormatTimeSpan(time - election.LastStateTime)), LabelColor));
              x += 80;
            }
            else if (obj is int i1)
            {
              AddHtml(x, 140 + idx * 20, 60, 20, Color(Center($"{i1}%"), LabelColor));
              x += 60;
            }
          }
        }
      }
      else
      {
        AddBackground(0, 0, 288, 334, 9270);
        AddAlphaRegion(10, 10, 268, 314);

        AddHtml(10, 10, 268, 20, Color(Center("Election Management"), LabelColor));

        AddHtml(45, 35, 100, 20, Color("Current State:", LabelColor));
        AddHtml(145, 35, 100, 20, Color(election.State.ToString(), LabelColor));

        AddButton(12, 53, 4005, 4007, 1);
        AddHtml(45, 55, 100, 20, Color("Transition Time:", LabelColor));
        AddHtml(145, 55, 100, 20, Color(FormatTimeSpan(election.NextStateTime), LabelColor));

        AddImageTiled(13, 79, 262, 242, 9264);
        AddImageTiled(14, 80, 260, 240, 9274);
        AddAlphaRegion(14, 80, 260, 240);

        AddHtml(14, 80, 260, 20, Color(Center("Candidates"), LabelColor));
        AddHtml(14, 100, 30, 20, Color(Center("-->"), LabelColor));
        AddHtml(47, 100, 150, 20, Color("Name", LabelColor));
        AddHtml(195, 100, 80, 20, Color(Center("Votes"), LabelColor));

        for (int i = 0; i < election.Candidates.Count; ++i)
        {
          Candidate cd = election.Candidates[i];
          Mobile mob = cd.Mobile;

          if (mob == null)
            continue;

          AddButton(13, 118 + i * 20, 4005, 4007, 2 + i);
          AddHtml(47, 120 + i * 20, 150, 20, Color(mob.Name, LabelColor));
          AddHtml(195, 120 + i * 20, 80, 20, Color(Center(cd.Votes.ToString()), LabelColor));
        }
      }
    }

    public string Right(string text) => $"<DIV ALIGN=RIGHT>{text}</DIV>";

    public string Center(string text) => $"<CENTER>{text}</CENTER>";

    public string Color(string text, int color) => $"<BASEFONT COLOR=#{color:X6}>{text}</BASEFONT>";

    public static string FormatTimeSpan(TimeSpan ts) => $"{ts.Days:D2}:{ts.Hours % 24:D2}:{ts.Minutes % 60:D2}:{ts.Seconds % 60:D2}";

    public override void OnResponse(NetState sender, RelayInfo info)
    {
      Mobile from = sender.Mobile;
      int bid = info.ButtonID;

      if (m_Candidate == null)
      {
        if (bid == 0)
        {
        }
        else if (bid == 1)
        {
        }
        else
        {
          bid -= 2;

          if (bid >= 0 && bid < m_Election.Candidates.Count)
            from.SendGump(new ElectionManagementGump(m_Election, m_Election.Candidates[bid]));
        }
      }
      else
      {
        if (bid == 0)
        {
          from.SendGump(new ElectionManagementGump(m_Election));
        }
        else if (bid == 1)
        {
          m_Election.RemoveCandidate(m_Candidate.Mobile);
          from.SendGump(new ElectionManagementGump(m_Election));
        }
        else if (bid == 2 && m_Page > 0)
        {
          from.SendGump(new ElectionManagementGump(m_Election, m_Candidate, m_Page - 1));
        }
        else if (bid == 3 && (m_Page + 1) * 10 < m_Candidate.Voters.Count)
        {
          from.SendGump(new ElectionManagementGump(m_Election, m_Candidate, m_Page + 1));
        }
        else
        {
          bid -= 4;

          if (bid >= 0 && bid < m_Candidate.Voters.Count)
          {
            m_Candidate.Voters.RemoveAt(bid);
            from.SendGump(new ElectionManagementGump(m_Election, m_Candidate, m_Page));
          }
        }
      }
    }
  }
}