ModernUO/Projects/UOContent/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;

        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.

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

                KeyValue = key.KeyValue;
                DropItem(key);

                var tinkering = from.Skills.Tinkering.Value;
                var 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;
        }

        [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;
            }
        }

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

        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);

            var 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)
        {
            var 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.NetState.SendMessageLocalized(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
            }
        }
    }
}