ECS dragdrop (#12973)

* ECS dragdrop

No more excuses.

* AAAAAAAAAAAAAA

* kry

* events

* aaaaaaaaaa

* HUH

* Fix stripping

* aaaaaa

* spoike

* asease

* fix table vaulting

* ded

* rebiew

* aaaaaaaaaaaaa

* drag

* aeaeae

* weh

Content.Shared/DragDrop/DragDropRequestEvent.cs

@@ -1,33 +1,26 @@
-using Robust.Shared.Map;
 using Robust.Shared.Serialization;
 
 namespace Content.Shared.DragDrop
 {
     /// <summary>
-    /// Requests a drag / drop interaction to be performed
+    /// Raised on the client to the server requesting a drag-drop.
     /// </summary>
     [Serializable, NetSerializable]
     public sealed class DragDropRequestEvent : EntityEventArgs
     {
-        /// <summary>
-        ///     Location that the entity was dropped.
-        /// </summary>
-        public EntityCoordinates DropLocation { get; }
-
         /// <summary>
         ///     Entity that was dragged and dropped.
         /// </summary>
-        public EntityUid Dropped { get; }
+        public EntityUid Dragged { get; }
 
         /// <summary>
         ///     Entity that was drag dropped on.
         /// </summary>
         public EntityUid Target { get; }
 
-        public DragDropRequestEvent(EntityCoordinates dropLocation, EntityUid dropped, EntityUid target)
+        public DragDropRequestEvent(EntityUid dragged, EntityUid target)
         {
-            DropLocation = dropLocation;
-            Dropped = dropped;
+            Dragged = dragged;
             Target = target;
         }
     }