using Server.Mobiles;

namespace Server.Engines.Quests.Ninja
{
  public class GuardianBarrier : Item
  {
    [Constructible]
    public GuardianBarrier() : base(0x3967)
    {
      Movable = false;
      Visible = false;
    }

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

    public override bool OnMoveOver(Mobile m)
    {
      if (m.AccessLevel > AccessLevel.Player)
        return true;

      // If the mobile is to the north of the barrier, allow him to pass
      if (Y >= m.Y)
        return true;

      if (m is BaseCreature creature)
      {
        Mobile master = creature.GetMaster();

        // Allow creatures to cross from the south to the north only if their master is near to the north
        return master != null && Y >= master.Y && master.InRange(this, 4);
      }

      if (m is PlayerMobile pm && pm.Quest is EminosUndertakingQuest qs)
      {
        SneakPastGuardiansObjective obj = qs.FindObjective<SneakPastGuardiansObjective>();
        if (obj != null)
        {
          if (m.Hidden)
            return true; // Hidden ninjas can pass

          if (!obj.TaughtHowToUseSkills)
          {
            obj.TaughtHowToUseSkills = true;
            qs.AddConversation(new NeedToHideConversation());
          }
        }
      }

      return false;
    }

    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();
    }
  }
}