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

namespace Server.Mobiles
{
  public abstract class BaseGuildmaster : BaseVendor
  {
    public BaseGuildmaster(string title) : base(title)
    {
      Title = $"the {title} {(Female ? "guildmistress" : "guildmaster")}";
    }

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

    protected override List<SBInfo> SBInfos{ get; } = new List<SBInfo>();

    public override bool IsActiveVendor => false;

    public override bool ClickTitle => false;

    public virtual int JoinCost => 500;

    public virtual TimeSpan JoinAge => TimeSpan.FromDays(0.0);
    public virtual TimeSpan JoinGameAge => TimeSpan.FromDays(2.0);
    public virtual TimeSpan QuitAge => TimeSpan.FromDays(7.0);
    public virtual TimeSpan QuitGameAge => TimeSpan.FromDays(4.0);

    public override void InitSBInfo()
    {
    }

    public virtual bool CheckCustomReqs(PlayerMobile pm)
    {
      return true;
    }

    public virtual void SayGuildTo(Mobile m)
    {
      SayTo(m, 1008055 + (int)NpcGuild);
    }

    public virtual void SayWelcomeTo(Mobile m)
    {
      SayTo(m, 1008054); // Welcome to the guild! Thou shalt find that fellow members shall grant thee lower prices in shops.
    }

    public virtual void SayPriceTo(Mobile m)
    {
      m.Send(new MessageLocalizedAffix(Serial, Body, MessageType.Regular, SpeechHue, 3, 1008052, Name,
        AffixType.Append, JoinCost.ToString(), ""));
    }

    public virtual bool WasNamed(string speech)
    {
      string name = Name;

      return name != null && Insensitive.StartsWith(speech, name);
    }

    public override bool HandlesOnSpeech(Mobile from)
    {
      if (from.InRange(Location, 2))
        return true;

      return base.HandlesOnSpeech(from);
    }

    public override void OnSpeech(SpeechEventArgs e)
    {
      Mobile from = e.Mobile;

      if (!e.Handled && from is PlayerMobile pm && pm.InRange(Location, 2) && WasNamed(e.Speech))
      {
        if (e.HasKeyword(0x0004)) // *join* | *member*
        {
          if (pm.NpcGuild == NpcGuild)
            SayTo(pm, 501047); // Thou art already a member of our guild.
          else if (pm.NpcGuild != NpcGuild.None)
            SayTo(pm, 501046); // Thou must resign from thy other guild first.
          else if (pm.GameTime < JoinGameAge || pm.CreationTime + JoinAge > DateTime.UtcNow)
            SayTo(pm, 501048); // You are too young to join my guild...
          else if (CheckCustomReqs(pm))
            SayPriceTo(pm);

          e.Handled = true;
        }
        else if (e.HasKeyword(0x0005)) // *resign* | *quit*
        {
          if (pm.NpcGuild != NpcGuild)
          {
            SayTo(pm, 501052); // Thou dost not belong to my guild!
          }
          else if (pm.NpcGuildJoinTime + QuitAge > DateTime.UtcNow ||
                   pm.NpcGuildGameTime + QuitGameAge > pm.GameTime)
          {
            SayTo(pm, 501053); // You just joined my guild! You must wait a week to resign.
          }
          else
          {
            SayTo(pm, 501054); // I accept thy resignation.
            pm.NpcGuild = NpcGuild.None;
          }

          e.Handled = true;
        }
      }

      base.OnSpeech(e);
    }

    public override bool OnGoldGiven(Mobile from, Gold dropped)
    {
      if (from is PlayerMobile pm && dropped.Amount == JoinCost)
      {
        if (pm.NpcGuild == NpcGuild)
        {
          SayTo(pm, 501047); // Thou art already a member of our guild.
        }
        else if (pm.NpcGuild != NpcGuild.None)
        {
          SayTo(pm, 501046); // Thou must resign from thy other guild first.
        }
        else if (pm.GameTime < JoinGameAge || pm.CreationTime + JoinAge > DateTime.UtcNow)
        {
          SayTo(pm, 501048); // You are too young to join my guild...
        }
        else if (CheckCustomReqs(pm))
        {
          SayWelcomeTo(pm);

          pm.NpcGuild = NpcGuild;
          pm.NpcGuildJoinTime = DateTime.UtcNow;
          pm.NpcGuildGameTime = pm.GameTime;

          dropped.Delete();
          return true;
        }

        return false;
      }

      return base.OnGoldGiven(from, dropped);
    }

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

      writer.Write(0); // version
    }

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

      int version = reader.ReadInt();
    }
  }
}