ModernUO/Projects/Scripts/Items/Containers/LockableContainer.cs

using System;
using Server.Engines.Craft;
using Server.Network;

namespace Server.Items
{
  public abstract class LockableContainer : TrappableContainer, ILockable, ILockpickable, ICraftable, IShipwreckedItem
  {
    private bool m_Locked;

    public LockableContainer(int itemID) : base(itemID) => MaxLockLevel = 100;

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

    public override bool TrapOnOpen => !TrapOnLockpick;

    [CommandProperty(AccessLevel.GameMaster)]
    public bool TrapOnLockpick{ get; set; }

    public override bool DisplaysContent => !m_Locked;

    #region ICraftable Members

    public int OnCraft(int quality, bool makersMark, Mobile from, CraftSystem craftSystem, Type typeRes, BaseTool tool,
      CraftItem craftItem, int resHue)
    {
      if (from.CheckSkill(SkillName.Tinkering, -5.0, 15.0))
      {
        from.SendLocalizedMessage(500636); // Your tinker skill was sufficient to make the item lockable.

        Key key = new Key(KeyType.Copper, Key.RandomValue());

        KeyValue = key.KeyValue;
        DropItem(key);

        double tinkering = from.Skills.Tinkering.Value;
        int level = (int)(tinkering * 0.8);

        RequiredSkill = level - 4;
        LockLevel = level - 14;
        MaxLockLevel = level + 35;

        if (LockLevel == 0)
          LockLevel = -1;
        else if (LockLevel > 95)
          LockLevel = 95;

        if (RequiredSkill > 95)
          RequiredSkill = 95;

        if (MaxLockLevel > 95)
          MaxLockLevel = 95;
      }
      else
      {
        from.SendLocalizedMessage(500637); // Your tinker skill was insufficient to make the item lockable.
      }

      return 1;
    }

    #endregion

    [CommandProperty(AccessLevel.GameMaster)]
    public virtual bool Locked
    {
      get => m_Locked;
      set
      {
        m_Locked = value;

        if (m_Locked)
          Picker = null;

        InvalidateProperties();
      }
    }

    [CommandProperty(AccessLevel.GameMaster)]
    public uint KeyValue{ get; set; }

    [CommandProperty(AccessLevel.GameMaster)]
    public Mobile Picker{ get; set; }

    [CommandProperty(AccessLevel.GameMaster)]
    public int MaxLockLevel{ get; set; }

    [CommandProperty(AccessLevel.GameMaster)]
    public int LockLevel{ get; set; }

    [CommandProperty(AccessLevel.GameMaster)]
    public int RequiredSkill{ get; set; }

    public virtual void LockPick(Mobile from)
    {
      Locked = false;
      Picker = from;

      if (TrapOnLockpick && ExecuteTrap(from)) TrapOnLockpick = false;
    }

    #region IShipwreckedItem Members

    [CommandProperty(AccessLevel.GameMaster)]
    public bool IsShipwreckedItem{ get; set; }

    #endregion

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

      writer.Write(6); // version

      writer.Write(IsShipwreckedItem);

      writer.Write(TrapOnLockpick);

      writer.Write(RequiredSkill);

      writer.Write(MaxLockLevel);

      writer.Write(KeyValue);
      writer.Write(LockLevel);
      writer.Write(m_Locked);
    }

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

      int version = reader.ReadInt();

      switch (version)
      {
        case 6:
        {
          IsShipwreckedItem = reader.ReadBool();

          goto case 5;
        }
        case 5:
        {
          TrapOnLockpick = reader.ReadBool();

          goto case 4;
        }
        case 4:
        {
          RequiredSkill = reader.ReadInt();

          goto case 3;
        }
        case 3:
        {
          MaxLockLevel = reader.ReadInt();

          goto case 2;
        }
        case 2:
        {
          KeyValue = reader.ReadUInt();

          goto case 1;
        }
        case 1:
        {
          LockLevel = reader.ReadInt();

          goto case 0;
        }
        case 0:
        {
          if (version < 3)
            MaxLockLevel = 100;

          if (version < 4)
          {
            if (MaxLockLevel - LockLevel == 40)
            {
              RequiredSkill = LockLevel + 6;
              LockLevel = RequiredSkill - 10;
              MaxLockLevel = RequiredSkill + 39;
            }
            else
            {
              RequiredSkill = LockLevel;
            }
          }

          m_Locked = reader.ReadBool();

          break;
        }
      }
    }

    public override bool CheckContentDisplay(Mobile from) => !m_Locked && base.CheckContentDisplay(from);

    public override bool TryDropItem(Mobile from, Item dropped, bool sendFullMessage)
    {
      if (from.AccessLevel < AccessLevel.GameMaster && m_Locked)
      {
        from.SendLocalizedMessage(501747); // It appears to be locked.
        return false;
      }

      return base.TryDropItem(from, dropped, sendFullMessage);
    }

    public override bool OnDragDropInto(Mobile from, Item item, Point3D p)
    {
      if (from.AccessLevel < AccessLevel.GameMaster && m_Locked)
      {
        from.SendLocalizedMessage(501747); // It appears to be locked.
        return false;
      }

      return base.OnDragDropInto(from, item, p);
    }

    public override bool CheckLift(Mobile from, Item item, ref LRReason reject)
    {
      if (!base.CheckLift(from, item, ref reject))
        return false;

      if (item != this && from.AccessLevel < AccessLevel.GameMaster && m_Locked)
        return false;

      return true;
    }

    public override bool CheckItemUse(Mobile from, Item item)
    {
      if (!base.CheckItemUse(from, item))
        return false;

      if (item != this && from.AccessLevel < AccessLevel.GameMaster && m_Locked)
      {
        from.LocalOverheadMessage(MessageType.Regular, 0x3B2, 1019045); // I can't reach that.
        return false;
      }

      return true;
    }

    public virtual bool CheckLocked(Mobile from)
    {
      bool inaccessible = false;

      if (m_Locked)
      {
        int number;

        if (from.AccessLevel >= AccessLevel.GameMaster)
        {
          number = 502502; // That is locked, but you open it with your godly powers.
        }
        else
        {
          number = 501747; // It appears to be locked.
          inaccessible = true;
        }

        from.Send(new MessageLocalized(Serial, ItemID, MessageType.Regular, 0x3B2, 3, number, "", ""));
      }

      return inaccessible;
    }

    public override void OnTelekinesis(Mobile from)
    {
      if (CheckLocked(from))
      {
        Effects.SendLocationParticles(EffectItem.Create(Location, Map, EffectItem.DefaultDuration), 0x376A, 9, 32,
          5022);
        Effects.PlaySound(Location, Map, 0x1F5);
        return;
      }

      base.OnTelekinesis(from);
    }

    public override void OnDoubleClickSecureTrade(Mobile from)
    {
      if (CheckLocked(from))
        return;

      base.OnDoubleClickSecureTrade(from);
    }

    public override void Open(Mobile from)
    {
      if (CheckLocked(from))
        return;

      base.Open(from);
    }

    public override void OnSnoop(Mobile from)
    {
      if (CheckLocked(from))
        return;

      base.OnSnoop(from);
    }

    public override void AddNameProperties(ObjectPropertyList list)
    {
      base.AddNameProperties(list);

      if (IsShipwreckedItem)
        list.Add(1041645); // recovered from a shipwreck
    }

    public override void OnSingleClick(Mobile from)
    {
      base.OnSingleClick(from);

      if (IsShipwreckedItem)
        LabelTo(from, 1041645); //recovered from a shipwreck
    }
  }
}