more component ref removal + combining server/client comps (#13178)

Co-authored-by: DrSmugleaf <DrSmugleaf@users.noreply.github.com>

Content.Shared/Stacks/StackComponent.cs

@@ -0,0 +1,55 @@
+using Robust.Shared.GameStates;
+using Robust.Shared.Serialization;
+using Robust.Shared.Serialization.TypeSerializers.Implementations.Custom.Prototype;
+
+namespace Content.Shared.Stacks
+{
+    [RegisterComponent, NetworkedComponent]
+    public sealed class StackComponent : Component
+    {
+        [ViewVariables(VVAccess.ReadWrite)]
+        [DataField("stackType", required: true, customTypeSerializer: typeof(PrototypeIdSerializer<StackPrototype>))]
+        public string? StackTypeId { get; private set; }
+
+        /// <summary>
+        ///     Current stack count.
+        ///     Do NOT set this directly, use the <see cref="SharedStackSystem.SetCount"/> method instead.
+        /// </summary>
+        [DataField("count")]
+        public int Count { get; set; } = 30;
+
+        /// <summary>
+        ///     Max amount of things that can be in the stack.
+        ///     Overrides the max defined on the stack prototype.
+        /// </summary>
+        [ViewVariables(VVAccess.ReadOnly)]
+        [DataField("maxCountOverride")]
+        public int? MaxCountOverride  { get; set; }
+
+        /// <summary>
+        ///     Set to true to not reduce the count when used.
+        /// </summary>
+        [DataField("unlimited")]
+        [ViewVariables(VVAccess.ReadOnly)]
+        public bool Unlimited { get; set; }
+
+        [ViewVariables(VVAccess.ReadWrite)]
+        public bool ThrowIndividually { get; set; } = false;
+
+        [ViewVariables]
+        public bool UiUpdateNeeded { get; set; }
+    }
+
+    [Serializable, NetSerializable]
+    public sealed class StackComponentState : ComponentState
+    {
+        public int Count { get; }
+        public int MaxCount { get; }
+
+        public StackComponentState(int count, int maxCount)
+        {
+            Count = count;
+            MaxCount = maxCount;
+        }
+    }
+}