Re-organize all projects (#4166)

Content.Shared/Construction/Steps/MaterialConstructionGraphStep.cs

@@ -0,0 +1,44 @@
+#nullable enable
+using System.Diagnostics.CodeAnalysis;
+using Content.Shared.Stacks;
+using Robust.Shared.GameObjects;
+using Robust.Shared.IoC;
+using Robust.Shared.Prototypes;
+using Robust.Shared.Serialization.Manager.Attributes;
+using Robust.Shared.Utility;
+
+namespace Content.Shared.Construction.Steps
+{
+    [DataDefinition]
+    public class MaterialConstructionGraphStep : EntityInsertConstructionGraphStep
+    {
+        // TODO: Make this use the material system.
+        // TODO TODO: Make the material system not shit.
+        [DataField("material")] public string MaterialPrototypeId { get; } = "Steel";
+
+        [DataField("amount")] public int Amount { get; } = 1;
+
+        public StackPrototype MaterialPrototype =>
+            IoCManager.Resolve<IPrototypeManager>().Index<StackPrototype>(MaterialPrototypeId);
+
+        public override void DoExamine(FormattedMessage message, bool inDetailsRange)
+        {
+            message.AddMarkup(Robust.Shared.Localization.Loc.GetString("Next, add [color=yellow]{0}x[/color] [color=cyan]{1}[/color].", Amount, MaterialPrototype.Name));
+        }
+
+        public override bool EntityValid(IEntity entity)
+        {
+            return entity.TryGetComponent(out SharedStackComponent? stack) && stack.StackTypeId.Equals(MaterialPrototypeId);
+        }
+
+        public bool EntityValid(IEntity entity, [NotNullWhen(true)] out SharedStackComponent? stack)
+        {
+            if (entity.TryGetComponent(out SharedStackComponent? otherStack) && otherStack.StackTypeId.Equals(MaterialPrototypeId))
+                stack = otherStack;
+            else
+                stack = null;
+
+            return stack != null;
+        }
+    }
+}