Implement inflatable wall (#3703)

* Implement inflatable wall

* Actually block atmos

* Fix naming and add description

* Add requested changes

* Change prototype to field

* Refactor checks to use existing methods

* Fix PrototypeIdSerializer imports

* Fix mass in yaml

Content.Server/GameObjects/EntitySystems/SpawnAfterInteractSystem.cs

@@ -0,0 +1,79 @@
+#nullable enable
+using Content.Server.GameObjects.Components.Engineering;
+using Content.Server.GameObjects.Components.Stack;
+using Content.Server.GameObjects.EntitySystems.DoAfter;
+using Content.Server.Utility;
+using Content.Shared.Interfaces.GameObjects.Components;
+using Content.Shared.Maps;
+using Content.Shared.Utility;
+using JetBrains.Annotations;
+using Robust.Shared.GameObjects;
+using Robust.Shared.IoC;
+using Robust.Shared.Map;
+
+namespace Content.Server.GameObjects.EntitySystems
+{
+    [UsedImplicitly]
+    public class SpawnAfterInteractSystem : EntitySystem
+    {
+        [Dependency] private readonly IMapManager _mapManager = default!;
+
+        public override void Initialize()
+        {
+            base.Initialize();
+
+            SubscribeLocalEvent<SpawnAfterInteractComponent, AfterInteractMessage>(HandleAfterInteract);
+        }
+
+        public override void Shutdown()
+        {
+            base.Shutdown();
+
+            UnsubscribeLocalEvent<SpawnAfterInteractComponent, AfterInteractMessage>(HandleAfterInteract);
+        }
+
+        private async void HandleAfterInteract(EntityUid uid, SpawnAfterInteractComponent component, AfterInteractMessage args)
+        {
+            if (string.IsNullOrEmpty(component.Prototype))
+                return;
+            if (!args.ClickLocation.TryGetTileRef(out var tileRef, EntityManager, _mapManager))
+                return;
+
+            bool IsTileClear()
+            {
+                return tileRef.Value.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;
+
+            StackComponent? stack = null;
+            if (component.RemoveOnInteract && component.Owner.TryGetComponent(out stack) && !stack.Use(1))
+                return;
+
+            EntityManager.SpawnEntity(component.Prototype, tileRef.Value.GridPosition(_mapManager));
+
+            if (component.RemoveOnInteract && stack == null && !component.Owner.Deleted)
+                component.Owner.Delete();
+
+            return;
+        }
+    }
+}