using System;

namespace Server.Factions
{
  public class TownState
  {
    private Mobile m_Finance;
    private Mobile m_Sheriff;

    public TownState(Town town) => Town = town;

    public TownState(IGenericReader reader)
    {
      int version = reader.ReadEncodedInt();

      switch (version)
      {
        case 3:
          {
            LastIncome = reader.ReadDateTime();

            goto case 2;
          }
        case 2:
          {
            Tax = reader.ReadEncodedInt();
            LastTaxChange = reader.ReadDateTime();

            goto case 1;
          }
        case 1:
          {
            Silver = reader.ReadEncodedInt();

            goto case 0;
          }
        case 0:
          {
            Town = Town.ReadReference(reader);
            Owner = Faction.ReadReference(reader);

            m_Sheriff = reader.ReadMobile();
            m_Finance = reader.ReadMobile();

            Town.State = this;

            break;
          }
      }
    }

    public Town Town { get; set; }

    public Faction Owner { get; set; }

    public Mobile Sheriff
    {
      get => m_Sheriff;
      set
      {
        if (m_Sheriff != null)
        {
          PlayerState pl = PlayerState.Find(m_Sheriff);

          if (pl != null)
            pl.Sheriff = null;
        }

        m_Sheriff = value;

        if (m_Sheriff != null)
        {
          PlayerState pl = PlayerState.Find(m_Sheriff);

          if (pl != null)
            pl.Sheriff = Town;
        }
      }
    }

    public Mobile Finance
    {
      get => m_Finance;
      set
      {
        if (m_Finance != null)
        {
          PlayerState pl = PlayerState.Find(m_Finance);

          if (pl != null)
            pl.Finance = null;
        }

        m_Finance = value;

        if (m_Finance != null)
        {
          PlayerState pl = PlayerState.Find(m_Finance);

          if (pl != null)
            pl.Finance = Town;
        }
      }
    }

    public int Silver { get; set; }

    public int Tax { get; set; }

    public DateTime LastTaxChange { get; set; }

    public DateTime LastIncome { get; set; }

    public void Serialize(IGenericWriter writer)
    {
      writer.WriteEncodedInt(3); // version

      writer.Write(LastIncome);

      writer.WriteEncodedInt(Tax);
      writer.Write(LastTaxChange);

      writer.WriteEncodedInt(Silver);

      Town.WriteReference(writer, Town);
      Faction.WriteReference(writer, Owner);

      writer.Write(m_Sheriff);
      writer.Write(m_Finance);
    }
  }
}