Re-organize all projects (#4166)

Content.Server/Engineering/EntitySystems/SpawnAfterInteractSystem.cs

@@ -0,0 +1,85 @@
+#nullable enable
+using Content.Server.Coordinates.Helpers;
+using Content.Server.DoAfter;
+using Content.Server.Engineering.Components;
+using Content.Server.Stack;
+using Content.Shared.Interaction;
+using Content.Shared.Interaction.Helpers;
+using JetBrains.Annotations;
+using Robust.Shared.GameObjects;
+using Robust.Shared.IoC;
+using Robust.Shared.Map;
+
+namespace Content.Server.Engineering.EntitySystems
+{
+    [UsedImplicitly]
+    public class SpawnAfterInteractSystem : EntitySystem
+    {
+        [Dependency] private readonly IMapManager _mapManager = default!;
+
+        public override void Initialize()
+        {
+            base.Initialize();
+
+            SubscribeLocalEvent<SpawnAfterInteractComponent, AfterInteractEvent>(HandleAfterInteract);
+        }
+
+        public override void Shutdown()
+        {
+            base.Shutdown();
+
+            UnsubscribeLocalEvent<SpawnAfterInteractComponent, AfterInteractEvent>(HandleAfterInteract);
+        }
+
+        private async void HandleAfterInteract(EntityUid uid, SpawnAfterInteractComponent component, AfterInteractEvent args)
+        {
+            if (string.IsNullOrEmpty(component.Prototype))
+                return;
+            if (!_mapManager.TryGetGrid(args.ClickLocation.GetGridId(EntityManager), out var grid))
+                return;
+            if (!grid.TryGetTileRef(args.ClickLocation, out var tileRef))
+                return;
+
+            bool IsTileClear()
+            {
+                return tileRef.Tile.IsEmpty == false && args.User.InRangeUnobstructed(args.ClickLocation, popup: true);
+            }
+
+            if (!IsTileClear())
+                return;
+
+            if (component.DoAfterTime > 0 && TryGet<DoAfterSystem>(out var doAfterSystem))
+            {
+                var doAfterArgs = new DoAfterEventArgs(args.User, component.DoAfterTime)
+                {
+                    BreakOnUserMove = true,
+                    BreakOnStun = true,
+                    PostCheck = IsTileClear,
+                };
+                var result = await doAfterSystem.DoAfter(doAfterArgs);
+
+                if (result != DoAfterStatus.Finished)
+                    return;
+            }
+
+            if (component.Deleted || component.Owner.Deleted)
+                return;
+
+            var hasStack = component.Owner.HasComponent<StackComponent>();
+
+            if (hasStack && component.RemoveOnInteract)
+            {
+                var stackUse = new StackUseEvent() {Amount = 1};
+                RaiseLocalEvent(component.Owner.Uid, stackUse);
+
+                if (!stackUse.Result)
+                    return;
+            }
+
+            EntityManager.SpawnEntity(component.Prototype, args.ClickLocation.SnapToGrid(grid));
+
+            if (component.RemoveOnInteract && !hasStack && !component.Owner.Deleted)
+                component.Owner.Delete();
+        }
+    }
+}