Moves Hands to shared, some prediction (#3829)

* HandsGuiState

* Gui state setting methods

* code cleanup

* Removes TryGetHands

* ClientHand

* Gui Hands

* Refactor WIP 1

* Hand index

* refactors 2

* wip 3

* wip 4

* wiip 4

* wip 5

* wip 6

* wip 7

* wip 8

* wip 9

* wip 11

* Hand ui mostly looks fine

* hands gui cleanup 1

* cleanup 2

* wip 13

* hand enabled

* stuff

* Hands gui gap fix

* onpressed test

* hand gui buttons events work

* bag activation works

* fix item use

* todo comment

* hands activate fix

* Moves Client Hands back to using strings to identify active hand

* fixes action hand highlighting

* diff fix

* serverhand

* SharedHand

* SharedHand, IReadOnlyHand

* Client Hands only stores SharedHand

* cleanup server hands

* server hand container shutdown

* misc renames, refactors of serverhand

* stuff 1

* stuff 3

* server hand refactor 1

* Undo API changes to remove massive diff

* More API name fixes

* server hands cleanup 2

* cleanup 3

* dropping cleanup

* Cleanup 4

* MoveItemFromHand

* Stuff

* region sorting

* Hand Putter methods cleanup

* stuff 2

* Merges all of serverhand and clienthand into sharedhand

* Other hands systems, hack to make inhands update (gui state set every frame, visualzier updated every frame)

* GetFinalDropCoordinates cleanup

* SwapHands cleanup

* Moves server hands code to shared hands

* Fixed hand selected and deselected

* Naming fixes

* Server hands system cleanup

* Hands privacy fixes

* Client hand updates when containers are modified

* HeldItemVisualizer

* Fixes hand gui item status panel

* method name fix

* Swap hands prediction

* Dropping prediction

* Fixes pickup entity animation

* Fixes HeldItemsVisualizer

* moves item pickup to shared

* PR cleanup

* fixes hand enabling/disabling

* build fix

* Conflict fixes

* Fixes pickup animation

* Uses component directed message subscriptions

* event unsubscriptions in hand system

* unsubscribe fix

* CanInsertEntityIntoHand checks if hand is enabled

* Moving items from one hand to another checks if the hands can pick up and drop

* Fixes stop pulling not re-enabling hand

* Fixes pickup animation for entities containers on the floor

* Fixes using held items

* Fixes multiple hands guis appearing

* test fix

* removes obsolete system sunsubscribes

* Checks IsFirstTimePredicted before playing drop animation

* fixes hand item deleted crash

* Uses Get to get other system

* Replaces AppearanceComponent with SharedAppearanceComponent

* Replaces EnsureComponent with TryGetComponent

* Improves event class names

* Moves property up to top of class

* Moves code for determining the hand visualizer rsi state into the visualizer instead of being determined on hand component

* Eventbus todo comment

* Yaml fix for changed visualizer name

* Makes HandsVisuals a byte

* Removes state from HandsVisualizer

* Fixes hand using interaction method name

* Namespace changes fixes

* Fix for changed hand interaction method

* missing }

* conflict build fix

* Moves cleint HandsSystem to correct folder

* Moved namespace fix for interaction test

* Moves Handsvisualizer ot correct folder

* Moves SharedHandsSystem to correct folder

* Fixes errors from moving namespace of hand systems

* Fixes PDA component changes

* Fixes ActionsComponent diff

* Fixes inventory component diff

* fixes null ref

* Replaces obsolete Loc.GetString usage with fluent translations

* Fluent for hands disarming

* SwapHands and Drop user input specify to the server which hand

* Pickup animation WorldPosiiton todo

* Cleans up hands gui subscription handling

* Fixes change in ActionBlockerSystem access

* Namespace references fixes

* HandsComponent PlayerAttached/Detached messages are handled through eventbus

* Fixes GasCanisterSystem drop method usage

* Fix gameticker equipping method at new location

Co-authored-by: metalgearsloth <31366439+metalgearsloth@users.noreply.github.com>

Content.Server/Interaction/InteractionSystem.cs

@@ -575,7 +575,7 @@ namespace Content.Server.Interaction
         ///     Calls EquippedHand on all components that implement the IEquippedHand interface
         ///     on an item.
         /// </summary>
-        public void EquippedHandInteraction(IEntity user, IEntity item, SharedHand hand)
+        public void EquippedHandInteraction(IEntity user, IEntity item, HandState hand)
         {
             var equippedHandMessage = new EquippedHandEvent(user, item, hand);
             RaiseLocalEvent(item.Uid, equippedHandMessage);
@@ -594,7 +594,7 @@ namespace Content.Server.Interaction
         ///     Calls UnequippedHand on all components that implement the IUnequippedHand interface
         ///     on an item.
         /// </summary>
-        public void UnequippedHandInteraction(IEntity user, IEntity item, SharedHand hand)
+        public void UnequippedHandInteraction(IEntity user, IEntity item, HandState hand)
         {
             var unequippedHandMessage = new UnequippedHandEvent(user, item, hand);
             RaiseLocalEvent(item.Uid, unequippedHandMessage);
@@ -761,7 +761,7 @@ namespace Content.Server.Interaction
                         var ev = new WideAttackEvent(item, user, coordinates);
                         RaiseLocalEvent(item.Uid, ev, false);
 
-                        if(ev.Handled)
+                        if (ev.Handled)
                             return;
                     }
                     else
@@ -769,7 +769,7 @@ namespace Content.Server.Interaction
                         var ev = new ClickAttackEvent(item, user, coordinates, targetUid);
                         RaiseLocalEvent(item.Uid, ev, false);
 
-                        if(ev.Handled)
+                        if (ev.Handled)
                             return;
                     }
                 }
@@ -785,7 +785,7 @@ namespace Content.Server.Interaction
 
             // TODO: Make this saner?
             // Attempt to do unarmed combat. We don't check for handled just because at this point it doesn't matter.
-            if(wideAttack)
+            if (wideAttack)
                 RaiseLocalEvent(user.Uid, new WideAttackEvent(user, user, coordinates), false);
             else
                 RaiseLocalEvent(user.Uid, new ClickAttackEvent(user, user, coordinates, targetUid), false);