get that crap outta here (completely rewrites inventorysystem) (#5807)

* some work

* equip: done
unequip: todo

* unequipping done & refactored events

* workin

* movin

* reee namespaces

* stun

* mobstate

* fixes

* some work on events

* removes serverside itemcomp & misc fixes

* work

* smol merge fix

* ports template to prototype & finishes ui

* moves relay & adds containerenumerator

* actions & cuffs

* my god what is actioncode

* more fixes

* im loosing my grasp on reality

* more fixes

* more work

* explosions

* yes

* more work

* more fixes

* merge master & misc fixed because i forgot to commit before merging master

* more fixes

* fixes

* moar

* more work

* moar fixes

* suffixmap

* more work on client

* motivation low

* no. no containers

* mirroring client to server

* fixes

* move serverinvcomp

* serverinventorycomponent is dead

* gaming

* only strippable & ai left...

* only ai and richtext left

* fixes ai

* fixes

* fixes sprite layers

* more fixes

* resolves optional

* yes

* stable™️

* fixes

* moar fixes

* moar

* fix some tests

* lmao

* no comment

* good to merge™️

* fixes build but for real

* adresses some reviews

* adresses some more reviews

* nullables, yo

* fixes lobbyscreen

* timid refactor to differentiate actor & target

* adresses more reviews

* more

* my god what a mess

* removed the rest of duplicates

* removed duplicate slotflags and renamed shoes to feet

* removes another unused one

* yes

* fixes lobby & makes tryunequip return unequipped item

* fixes

* some funny renames

* fixes

* misc improvements to attemptevents

* fixes

* merge fixes

Co-authored-by: Paul Ritter <ritter.paul1@gmail.com>

Content.IntegrationTests/Tests/Interaction/Click/InteractionSystemTests.cs

@@ -1,10 +1,11 @@
 #nullable enable annotations
 using System.Threading.Tasks;
+using Content.Client.Items.Components;
 using Content.Server.Hands.Components;
 using Content.Server.Interaction;
-using Content.Server.Items;
 using Content.Shared.Hands.Components;
 using Content.Shared.Interaction;
+using Content.Shared.Item;
 using Content.Shared.Weapons.Melee;
 using NUnit.Framework;
 using Robust.Shared.Containers;
@@ -13,6 +14,7 @@ using Robust.Shared.IoC;
 using Robust.Shared.Map;
 using Robust.Shared.Maths;
 using Robust.Shared.Reflection;
+using ItemComponent = Content.Server.Clothing.Components.ItemComponent;
 
 namespace Content.IntegrationTests.Tests.Interaction.Click
 {
@@ -97,7 +99,7 @@ namespace Content.IntegrationTests.Tests.Interaction.Click
                 Assert.That(interactHand);
 
                 Assert.That(sEntities.TryGetComponent<HandsComponent>(user, out var hands));
-                Assert.That(hands.PutInHand(sEntities.GetComponent<ItemComponent>(item)));
+                Assert.That(hands.PutInHand(sEntities.GetComponent<SharedItemComponent>(item)));
 
                 interactionSystem.UserInteraction(user, sEntities.GetComponent<TransformComponent>(target).Coordinates, target);
                 Assert.That(interactUsing);
@@ -169,7 +171,7 @@ namespace Content.IntegrationTests.Tests.Interaction.Click
                 Assert.That(interactHand, Is.False);
 
                 Assert.That(sEntities.TryGetComponent<HandsComponent?>(user, out var hands));
-                Assert.That(hands.PutInHand(sEntities.GetComponent<ItemComponent>(item)));
+                Assert.That(hands.PutInHand(sEntities.GetComponent<SharedItemComponent>(item)));
 
                 interactionSystem.UserInteraction(user, sEntities.GetComponent<TransformComponent>(target).Coordinates, target);
                 Assert.That(interactUsing, Is.False);
@@ -238,7 +240,7 @@ namespace Content.IntegrationTests.Tests.Interaction.Click
                 Assert.That(interactHand);
 
                 Assert.That(sEntities.TryGetComponent<HandsComponent>(user, out var hands));
-                Assert.That(hands.PutInHand(sEntities.GetComponent<ItemComponent>(item)));
+                Assert.That(hands.PutInHand(sEntities.GetComponent<SharedItemComponent>(item)));
 
                 interactionSystem.UserInteraction(user, sEntities.GetComponent<TransformComponent>(target).Coordinates, target);
                 Assert.That(interactUsing);
@@ -308,7 +310,7 @@ namespace Content.IntegrationTests.Tests.Interaction.Click
                 Assert.That(interactHand, Is.False);
 
                 Assert.That(sEntities.TryGetComponent<HandsComponent?>(user, out var hands));
-                Assert.That(hands.PutInHand(sEntities.GetComponent<ItemComponent>(item)));
+                Assert.That(hands.PutInHand(sEntities.GetComponent<SharedItemComponent>(item)));
 
                 interactionSystem.UserInteraction(user, sEntities.GetComponent<TransformComponent>(target).Coordinates, target);
                 Assert.That(interactUsing, Is.False);
@@ -393,7 +395,7 @@ namespace Content.IntegrationTests.Tests.Interaction.Click
                 Assert.That(interactHand);
 
                 Assert.That(sEntities.TryGetComponent<HandsComponent?>(user, out var hands));
-                Assert.That(hands.PutInHand(sEntities.GetComponent<ItemComponent>(item)));
+                Assert.That(hands.PutInHand(sEntities.GetComponent<SharedItemComponent>(item)));
 
                 interactionSystem.UserInteraction(user, sEntities.GetComponent<TransformComponent>(target).Coordinates, target);
                 Assert.That(interactUsing, Is.False);