Re-organize all projects (#4166)

Content.Server/Construction/Components/WelderRefinableComponent.cs

@@ -0,0 +1,69 @@
+#nullable enable
+using System.Collections.Generic;
+using System.Threading.Tasks;
+using Content.Server.Stack;
+using Content.Server.Tools.Components;
+using Content.Shared.Interaction;
+using Content.Shared.Stacks;
+using Content.Shared.Tool;
+using Robust.Shared.GameObjects;
+using Robust.Shared.Serialization.Manager.Attributes;
+using Robust.Shared.ViewVariables;
+
+namespace Content.Server.Construction.Components
+{
+    /// <summary>
+    /// Used for something that can be refined by welder.
+    /// For example, glass shard can be refined to glass sheet.
+    /// </summary>
+    [RegisterComponent]
+    public class WelderRefinableComponent : Component, IInteractUsing
+    {
+        [ViewVariables]
+        [DataField("refineResult")]
+        private HashSet<string>? _refineResult = new() { };
+        [ViewVariables]
+        [DataField("refineTime")]
+        private float _refineTime = 2f;
+
+        private bool _beingWelded;
+
+        public override string Name => "WelderRefinable";
+
+        async Task<bool> IInteractUsing.InteractUsing(InteractUsingEventArgs eventArgs)
+        {
+            // check if object is welder
+            if (!eventArgs.Using.TryGetComponent(out ToolComponent? tool))
+                return false;
+
+            // check if someone is already welding object
+            if (_beingWelded)
+                return false;
+            _beingWelded = true;
+
+            if (!await tool.UseTool(eventArgs.User, Owner, _refineTime, ToolQuality.Welding))
+            {
+                // failed to veld - abort refine
+                _beingWelded = false;
+                return false;
+            }
+
+            // get last owner coordinates and delete it
+            var resultPosition = Owner.Transform.Coordinates;
+            Owner.Delete();
+
+            // spawn each result afrer refine
+            foreach (var result in _refineResult!)
+            {
+                var droppedEnt = Owner.EntityManager.SpawnEntity(result, resultPosition);
+
+                // TODO: If something has a stack... Just use a prototype with a single thing in the stack.
+                // This is not a good way to do it.
+                if (droppedEnt.HasComponent<StackComponent>())
+                    Owner.EntityManager.EventBus.RaiseLocalEvent(droppedEnt.Uid, new StackChangeCountEvent(1), false);
+            }
+
+            return true;
+        }
+    }
+}