Add text coloring for inspected solution containers, code cleanup (#2010)

* Initial commit

* remove helper

* fixes

* small fix

Content.Server/GameObjects/Components/Fluids/SpillableComponent.cs

@@ -0,0 +1,59 @@
+using Content.Server.GameObjects.Components.Chemistry;
+using Content.Shared.Chemistry;
+using Content.Shared.GameObjects.EntitySystems;
+using Content.Shared.GameObjects.Verbs;
+using Content.Shared.Interfaces;
+using Robust.Shared.GameObjects;
+using Robust.Shared.Interfaces.GameObjects;
+using Robust.Shared.Localization;
+
+namespace Content.Server.GameObjects.Components.Fluids
+{
+    [RegisterComponent]
+    public class SpillableComponent : Component
+    {
+        public override string Name => "Spillable";
+
+        /// <summary>
+        ///     Transfers solution from the held container to the floor.
+        /// </summary>
+        [Verb]
+        private sealed class SpillTargetVerb : Verb<SpillableComponent>
+        {
+            protected override void GetData(IEntity user, SpillableComponent component, VerbData data)
+            {
+                if (!ActionBlockerSystem.CanInteract(user) ||
+                    !component.Owner.TryGetComponent(out SolutionContainerComponent solutionComponent) ||
+                    !solutionComponent.CanRemoveSolutions)
+                {
+                    data.Visibility = VerbVisibility.Invisible;
+                    return;
+                }
+
+                data.Text = Loc.GetString("Spill liquid");
+                data.Visibility = solutionComponent.CurrentVolume > ReagentUnit.Zero ? VerbVisibility.Visible : VerbVisibility.Disabled;
+            }
+
+            protected override void Activate(IEntity user, SpillableComponent component)
+            {
+                if (component.Owner.TryGetComponent<SolutionContainerComponent>(out var solutionComponent))
+                {
+                    if (!solutionComponent.CanRemoveSolutions)
+                    {
+                        user.PopupMessage(user, Loc.GetString("You can't pour anything from {0:theName}!", component.Owner));
+                    }
+
+                    if (solutionComponent.CurrentVolume.Float() <= 0)
+                    {
+                        user.PopupMessage(user, Loc.GetString("{0:theName} is empty!", component.Owner));
+                    }
+
+                    // Need this as when we split the component's owner may be deleted
+                    var entityLocation = component.Owner.Transform.Coordinates;
+                    var solution = solutionComponent.SplitSolution(solutionComponent.CurrentVolume);
+                    solution.SpillAt(entityLocation, "PuddleSmear");
+                }
+            }
+        }
+    }
+}