using Server.Items;
using Server.Misc;
using Server.Mobiles;
using Server.Network;
using Server.Regions;

namespace Server.SkillHandlers
{
  public class Snooping
  {
    public static void Configure()
    {
      Container.SnoopHandler = Container_Snoop;
    }

    public static bool CheckSnoopAllowed(Mobile from, Mobile to)
    {
      Map map = from.Map;

      if (to.Player)
        return from.CanBeHarmful(to, false, true); // normal restrictions

      if ((map?.Rules & MapRules.HarmfulRestrictions) == 0)
        return true; // felucca you can snoop anybody

      GuardedRegion reg = to.Region.GetRegion<GuardedRegion>();

      if (reg?.IsDisabled() != true)
        return true; // not in town? we can snoop any npc

      return !to.Body.IsHuman || to is BaseCreature cret && (cret.AlwaysAttackable || cret.AlwaysMurderer);
    }

    public static void Container_Snoop(Container cont, Mobile from)
    {
      if (from.AccessLevel > AccessLevel.Player || from.InRange(cont.GetWorldLocation(), 1))
      {
        Mobile root = cont.RootParent as Mobile;

        if (root?.Alive == false)
          return;

        if (root?.AccessLevel > AccessLevel.Player && from.AccessLevel == AccessLevel.Player)
        {
          from.SendLocalizedMessage(500209); // You can not peek into the container.
          return;
        }

        if (root?.AccessLevel == AccessLevel.Player && !CheckSnoopAllowed(from, root))
        {
          from.SendLocalizedMessage(1001018); // You cannot perform negative acts on your target.
          return;
        }

        if (root?.AccessLevel == AccessLevel.Player &&
            from.Skills.Snooping.Value < Utility.Random(100))
        {
          Map map = from.Map;

          if (map != null)
          {
            string message = $"You notice {from.Name} attempting to peek into {root.Name}'s belongings.";

            IPooledEnumerable<NetState> eable = map.GetClientsInRange(from.Location, 8);

            foreach (NetState ns in eable)
              if (ns.Mobile != from)
                ns.Mobile.SendMessage(message);

            eable.Free();
          }
        }

        if (from.AccessLevel == AccessLevel.Player)
          Titles.AwardKarma(from, -4, true);

        if (from.AccessLevel > AccessLevel.Player || from.CheckTargetSkill(SkillName.Snooping, cont, 0.0, 100.0))
        {
          if (cont is TrappableContainer container && container.ExecuteTrap(from))
            return;

          cont.DisplayTo(from);
        }
        else
        {
          from.SendLocalizedMessage(500210); // You failed to peek into the container.

          if (from.Skills.Hiding.Value / 2 < Utility.Random(100))
            from.RevealingAction();
        }
      }
      else
      {
        from.SendLocalizedMessage(500446); // That is too far away.
      }
    }
  }
}