EVENT BASED WEIGHTLESSNESS (#37971)

* Init Commit

* Typos

* Commit 2

* Save Interaction Test Mob from failing

* ssss

* Confident I've gotten all the correct prototypes

* Whoops forgot to edit those

* aaaaa

* Better solution

* Test fail fixes

* Yaml fix

* THE FINAL TEST FIX

* Final fix(?)

* whoops

* Added a WeightlessnessChangedEvent

* Check out this diff

* Wait I'm dumb

* Final optimization and don't duplicate code

* Death to IsWeightless

* File scoped namespaces

* REVIEW

* Fix test fails

* FIX TEST FAILS REAL

* A

* Commit of doom

* borgar

* We don't need to specify on map init apparently

* Fuck it

* LOAD BEARING COMMENT

---------

Co-authored-by: Princess Cheeseballs <66055347+Pronana@users.noreply.github.com>

Content.Shared/DoAfter/SharedDoAfterSystem.Update.cs

@@ -164,12 +164,11 @@ public abstract partial class SharedDoAfterSystem : EntitySystem
         if (args.Target is { } target && !xformQuery.TryGetComponent(target, out targetXform))
             return true;
 
-        TransformComponent? usedXform = null;
-        if (args.Used is { } @using && !xformQuery.TryGetComponent(@using, out usedXform))
+        if (args.Used is { } @using && !xformQuery.HasComp(@using))
             return true;
 
         // TODO: Re-use existing xform query for these calculations.
-        if (args.BreakOnMove && !(!args.BreakOnWeightlessMove && _gravity.IsWeightless(args.User, xform: userXform)))
+        if (args.BreakOnMove && !(!args.BreakOnWeightlessMove && _gravity.IsWeightless(args.User)))
         {
             // Whether the user has moved too much from their original position.
             if (!_transform.InRange(userXform.Coordinates, doAfter.UserPosition, args.MovementThreshold))