Add kitchen knife & sliceable foods (#2891)

* sliceable food, kitchen knives

* sprite fixes, sounds

* add to vendor

* address reviews

* address reviews

* stereo -> mono

* fix wrong amount of nutriment being removed

* oops im dumb

* meta.json

* fix merge

* probably fix test

* remove all instances of [ComponentReference(typeof(IAfterInteract))]

Co-authored-by: cyclowns <cyclowns@protonmail.ch>

Content.Server/GameObjects/Components/Culinary/SliceableFoodComponent.cs

@@ -0,0 +1,92 @@
+using System.Threading.Tasks;
+using Content.Shared.Chemistry;
+using Content.Shared.Interfaces.GameObjects.Components;
+using Content.Shared.GameObjects.EntitySystems;
+using Content.Server.GameObjects.Components.Nutrition;
+using Content.Server.GameObjects.Components.Chemistry;
+using Content.Server.GameObjects.Components.GUI;
+using Content.Server.GameObjects.Components.Items.Storage;
+using Robust.Server.GameObjects.EntitySystems;
+using Robust.Shared.GameObjects.Systems;
+using Robust.Shared.GameObjects;
+using Robust.Shared.Containers;
+using Robust.Shared.Serialization;
+using Robust.Shared.Localization;
+using Robust.Shared.ViewVariables;
+using Robust.Shared.Utility;
+using Robust.Shared.Audio;
+
+namespace Content.Server.GameObjects.Components.Culinary
+{
+    [RegisterComponent]
+    class SliceableFoodComponent : Component, IInteractUsing, IExamine
+    {
+        public override string Name => "SliceableFood";
+
+        int IInteractUsing.Priority => 1; // take priority over eating with utensils
+
+        [ViewVariables(VVAccess.ReadWrite)] private string _slice;
+        private ushort _totalCount;
+        [ViewVariables(VVAccess.ReadWrite)] private string _sound;
+
+        [ViewVariables(VVAccess.ReadWrite)] public ushort Count;
+
+        public override void ExposeData(ObjectSerializer serializer)
+        {
+            base.ExposeData(serializer);
+            serializer.DataField(ref _slice, "slice", string.Empty);
+            serializer.DataField(ref _sound, "sound", "/Audio/Items/Culinary/chop.ogg");
+            serializer.DataField<ushort>(ref _totalCount, "count", 5);
+        }
+
+        public override void Initialize()
+        {
+            base.Initialize();
+            Count = _totalCount;
+            Owner.EnsureComponent<FoodComponent>();
+            Owner.EnsureComponent<SolutionContainerComponent>();
+        }
+
+        async Task<bool> IInteractUsing.InteractUsing(InteractUsingEventArgs eventArgs)
+        {
+            if (string.IsNullOrEmpty(_slice))
+            {
+                return false;
+            }
+            if (!Owner.TryGetComponent(out SolutionContainerComponent solution))
+            {
+                return false;
+            }
+            if (!eventArgs.Using.TryGetComponent(out UtensilComponent utensil) || !utensil.HasType(UtensilType.Knife))
+            {
+                return false;
+            }
+
+            var itemToSpawn = Owner.EntityManager.SpawnEntity(_slice, Owner.Transform.Coordinates);
+            if (eventArgs.User.TryGetComponent(out HandsComponent handsComponent))
+            {
+                if (ContainerHelpers.IsInContainer(Owner))
+                {
+                    handsComponent.PutInHandOrDrop(itemToSpawn.GetComponent<ItemComponent>());
+                }
+            }
+
+            EntitySystem.Get<AudioSystem>().PlayAtCoords(_sound, Owner.Transform.Coordinates,
+                AudioParams.Default.WithVolume(-2));
+
+            Count--;
+            if (Count < 1)
+            {
+                Owner.Delete();
+                return true;
+            }
+            solution.TryRemoveReagent("chem.Nutriment", solution.CurrentVolume / ReagentUnit.New(Count + 1));
+            return true;
+        }
+
+        public void Examine(FormattedMessage message, bool inDetailsRange)
+        {
+            message.AddMarkup(Loc.GetString($"There are { Count } slices remaining."));
+        }
+    }
+}

Content.Server/GameObjects/Components/Culinary/UtensilComponent.cs

@@ -0,0 +1,139 @@
+#nullable enable
+using System;
+using System.Collections.Generic;
+using System.Threading.Tasks;
+using Content.Server.GameObjects.Components.Nutrition;
+using Content.Shared.Interfaces.GameObjects.Components;
+using Content.Shared.Utility;
+using Robust.Server.GameObjects.EntitySystems;
+using Robust.Shared.Audio;
+using Robust.Shared.GameObjects;
+using Robust.Shared.GameObjects.Systems;
+using Robust.Shared.Interfaces.GameObjects;
+using Robust.Shared.Interfaces.Random;
+using Robust.Shared.IoC;
+using Robust.Shared.Random;
+using Robust.Shared.Serialization;
+using Robust.Shared.ViewVariables;
+
+namespace Content.Server.GameObjects.Components.Culinary
+{
+    [RegisterComponent]
+    public class UtensilComponent : Component, IAfterInteract
+    {
+        public override string Name => "Utensil";
+
+        private UtensilType _types = UtensilType.None;
+
+        [ViewVariables]
+        public UtensilType Types
+        {
+            get => _types;
+            set
+            {
+                if (_types.Equals(value))
+                    return;
+
+                _types = value;
+            }
+        }
+
+        /// <summary>
+        /// The chance that the utensil has to break with each use.
+        /// A value of 0 means that it is unbreakable.
+        /// </summary>
+        [ViewVariables]
+        private float _breakChance;
+
+        /// <summary>
+        /// The sound to be played if the utensil breaks.
+        /// </summary>
+        [ViewVariables]
+        private string? _breakSound;
+
+        public void AddType(UtensilType type)
+        {
+            Types |= type;
+        }
+
+        public bool HasAnyType(UtensilType type)
+        {
+            return (_types & type) != UtensilType.None;
+        }
+
+        public bool HasType(UtensilType type)
+        {
+            return (_types & type) != 0;
+        }
+
+        public void RemoveType(UtensilType type)
+        {
+            Types &= ~type;
+        }
+
+        internal void TryBreak(IEntity user)
+        {
+            if (_breakSound != null && IoCManager.Resolve<IRobustRandom>().Prob(_breakChance))
+            {
+                EntitySystem.Get<AudioSystem>()
+                    .PlayFromEntity(_breakSound, user, AudioParams.Default.WithVolume(-2f));
+                Owner.Delete();
+            }
+        }
+
+        public override void ExposeData(ObjectSerializer serializer)
+        {
+            base.ExposeData(serializer);
+
+            serializer.DataReadWriteFunction("types",
+                new List<UtensilType>(),
+                types => types.ForEach(AddType),
+                () =>
+                {
+                    var types = new List<UtensilType>();
+
+                    foreach (UtensilType type in Enum.GetValues(typeof(UtensilType)))
+                    {
+                        if ((Types & type) != 0)
+                        {
+                            types.Add(type);
+                        }
+                    }
+
+                    return types;
+                });
+
+            serializer.DataField(ref _breakChance, "breakChance", 0);
+            serializer.DataField(ref _breakSound, "breakSound", "/Audio/Items/snap.ogg");
+        }
+
+        async Task IAfterInteract.AfterInteract(AfterInteractEventArgs eventArgs)
+        {
+            TryUseUtensil(eventArgs.User, eventArgs.Target);
+        }
+
+        private void TryUseUtensil(IEntity user, IEntity target)
+        {
+            if (!target.TryGetComponent(out FoodComponent? food))
+            {
+                return;
+            }
+
+            if (!user.InRangeUnobstructed(target, popup: true))
+            {
+                return;
+            }
+
+            food.TryUseFood(user, null, this);
+        }
+    }
+
+    [Flags]
+    public enum UtensilType : byte
+    {
+        None = 0,
+        Fork = 1,
+        Spoon = 1 << 1,
+        Knife = 1 << 2
+    }
+}