ModernUO/Projects/Scripts/Items/Traps/SpikeTrap.cs

using System;
using Server.Network;
using Server.Spells;

namespace Server.Items
{
  public enum SpikeTrapType
  {
    WestWall,
    NorthWall,
    WestFloor,
    NorthFloor
  }

  public class SpikeTrap : BaseTrap
  {
    [Constructible]
    public SpikeTrap(SpikeTrapType type = SpikeTrapType.WestFloor) : base(GetBaseID(type))
    {
    }

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

    [CommandProperty(AccessLevel.GameMaster)]
    public SpikeTrapType Type
    {
      get
      {
        switch (ItemID)
        {
          case 4360:
          case 4361:
          case 4366: return SpikeTrapType.WestWall;
          case 4379:
          case 4380:
          case 4385: return SpikeTrapType.NorthWall;
          case 4506:
          case 4507:
          case 4511: return SpikeTrapType.WestFloor;
          case 4512:
          case 4513:
          case 4517: return SpikeTrapType.NorthFloor;
        }

        return SpikeTrapType.WestWall;
      }
      set
      {
        bool extended = Extended;

        ItemID = extended ? GetExtendedID(value) : GetBaseID(value);
      }
    }

    public bool Extended
    {
      get => ItemID == GetExtendedID(Type);
      set
      {
        if (value)
          ItemID = GetExtendedID(Type);
        else
          ItemID = GetBaseID(Type);
      }
    }

    public override bool PassivelyTriggered => false;
    public override TimeSpan PassiveTriggerDelay => TimeSpan.Zero;
    public override int PassiveTriggerRange => 0;
    public override TimeSpan ResetDelay => TimeSpan.FromSeconds(6.0);

    public static int GetBaseID(SpikeTrapType type)
    {
      switch (type)
      {
        case SpikeTrapType.WestWall: return 4360;
        case SpikeTrapType.NorthWall: return 4379;
        case SpikeTrapType.WestFloor: return 4506;
        case SpikeTrapType.NorthFloor: return 4512;
      }

      return 0;
    }

    public static int GetExtendedID(SpikeTrapType type)
    {
      return GetBaseID(type) + GetExtendedOffset(type);
    }

    public static int GetExtendedOffset(SpikeTrapType type)
    {
      switch (type)
      {
        case SpikeTrapType.WestWall: return 6;
        case SpikeTrapType.NorthWall: return 6;

        case SpikeTrapType.WestFloor: return 5;
        case SpikeTrapType.NorthFloor: return 5;
      }

      return 0;
    }

    public override void OnTrigger(Mobile from)
    {
      if (!from.Alive || from.AccessLevel > AccessLevel.Player)
        return;

      Effects.SendLocationEffect(Location, Map, GetBaseID(Type) + 1, 18, 3, GetEffectHue(), 0);
      Effects.PlaySound(Location, Map, 0x22C);

      foreach (Mobile mob in GetMobilesInRange(0))
        if (mob.Alive && !mob.IsDeadBondedPet)
          SpellHelper.Damage(TimeSpan.FromTicks(1), mob, mob, Utility.RandomMinMax(1, 6) * 6);

      Timer.DelayCall(TimeSpan.FromSeconds(1.0), OnSpikeExtended);

      from.LocalOverheadMessage(MessageType.Regular, 0x22, 500852); // You stepped onto a spike trap!
    }

    public virtual void OnSpikeExtended()
    {
      Extended = true;
      Timer.DelayCall(TimeSpan.FromSeconds(5.0), OnSpikeRetracted);
    }

    public virtual void OnSpikeRetracted()
    {
      Extended = false;
      Effects.SendLocationEffect(Location, Map, GetExtendedID(Type) - 1, 6, 3, GetEffectHue(), 0);
    }

    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();

      Extended = false;
    }
  }
}