Solution refactor (#4407)

* Rename SolutionContainerCaps -> Capability

* Move IExamine event to Chemistry System.

* ECS the ISolutionChange into SolutionChangeEvent

* Unify SolutionContainer into a single shared component

* Replace ISolutionInteraction with SolutionContainerComponent

* Move all methods from SolutionContainer to ChemistrySystem

* Refactor EntitySystem calls to Dependencies

* Refactor SolutionContainer to SolutionManager

* Fix yamls

* Fix test fails

* Fix post merge issues

* Fix various issues with SolutionManager

* More fixes

* Fix more components

* Fix events not being directed

* Fixes for Hypospray

* Separate removal and iteration on Metabolism

* Fix creampie problems

* Address some of sloth's issues

* Refactors for Systems

* Refactored solution location

* Fix tests

* Address more sloth issues

* Fix dependency

* Fix merge conflicts

* Add xmldocs for Capabilities components

* Remove HasSolution/TryGetDefaultSolution and Add/Remove Drainable/Refillable

* Replace Grindable/Juiceable with Extractable

* Refactor field names

* Fix Drainable

* Fix some issues with spillable and injector

* Fix issues with Grinder

* Fix Beaker having duplicate solutions

* Fix foaming

* Address some MGS issues

* Fix Uid issues

* Fix errors in solution Tranfer

* Fixed some extra values constant values

* Cola is drinkable now

Content.Server/Weapon/Melee/MeleeWeaponSystem.cs

@@ -5,6 +5,7 @@ using Content.Server.Body.Circulatory;
 using Content.Server.Chemistry.Components;
 using Content.Server.Cooldown;
 using Content.Server.Weapon.Melee.Components;
+using Content.Shared.Chemistry.EntitySystems;
 using Content.Shared.Damage.Components;
 using Content.Shared.Hands;
 using Content.Shared.Interaction;
@@ -16,7 +17,6 @@ using Robust.Shared.IoC;
 using Robust.Shared.Map;
 using Robust.Shared.Maths;
 using Robust.Shared.Physics;
-using Robust.Shared.Physics.Broadphase;
 using Robust.Shared.Player;
 using Robust.Shared.Timing;
 
@@ -25,7 +25,7 @@ namespace Content.Server.Weapon.Melee
     public sealed class MeleeWeaponSystem : EntitySystem
     {
         [Dependency] private IGameTiming _gameTiming = default!;
-
+        [Dependency] private SolutionContainerSystem _solutionsSystem = default!;
 
         public override void Initialize()
         {
@@ -219,7 +219,7 @@ namespace Content.Server.Weapon.Melee
             for (var i = 0; i < increments; i++)
             {
                 var castAngle = new Angle(baseAngle + increment * i);
-                var res = EntitySystem.Get<SharedBroadphaseSystem>().IntersectRay(mapId,
+                var res = Get<SharedBroadphaseSystem>().IntersectRay(mapId,
                     new CollisionRay(position, castAngle.ToWorldVec(),
                         (int) (CollisionGroup.Impassable | CollisionGroup.MobImpassable)), range, ignore).ToList();
 
@@ -234,7 +234,8 @@ namespace Content.Server.Weapon.Melee
 
         private void OnChemicalInjectorHit(EntityUid uid, MeleeChemicalInjectorComponent comp, MeleeHitEvent args)
         {
-            if (!ComponentManager.TryGetComponent<SolutionContainerComponent>(uid, out var solutionContainer))
+            IEntity owner = EntityManager.GetEntity(uid);
+            if (!_solutionsSystem.TryGetInjectableSolution(owner.Uid, out var solutionContainer))
                 return;
 
             var hitBloodstreams = new List<BloodstreamComponent>();
@@ -250,7 +251,7 @@ namespace Content.Server.Weapon.Melee
             if (hitBloodstreams.Count < 1)
                 return;
 
-            var removedSolution = solutionContainer.Solution.SplitSolution(comp.TransferAmount * hitBloodstreams.Count);
+            var removedSolution = solutionContainer.SplitSolution(comp.TransferAmount * hitBloodstreams.Count);
             var removedVol = removedSolution.TotalVolume;
             var solutionToInject = removedSolution.SplitSolution(removedVol * comp.TransferEfficiency);
             var volPerBloodstream = solutionToInject.TotalVolume * (1 / hitBloodstreams.Count);