Toolshed (#17895)

* ogh

* i should save my work

* ogh

* hhcdfhjbghshbxdfhghshc
- lots of bugs in parsing still
- invocation is a stub

* expr parsing works

* awawa

* Saving work

* Improve APIs a bit all around, add shortcuts.

* awa

* awa

* AAAAAA

* save work

* Move shit to engine

* lord

* bql is kill

* forgot the fucking bike rack

* bql is kill for real

* pjb will kill me

* aughfhbdj

* adgddf

* gdsgvfvxshngfgh

* b

* hfsjhghj

* a

* tf you mean i have to document it

* follow C# standards

* Assorted cleanup and documentation pass, minor bugfix in ValueRefParser.

* Start porting old commands, remove that pesky prefix in favor of integrating with the shell.

* bw

* Fix valueref up a bit, improve autocomplete for it.

* awa

* fix tests

* git shut up

* Arithmetic commands.

* parse improvements

* Update engine.

---------

Co-authored-by: moonheart08 <moonheart08@users.noreply.github.com>

Content.Client/Bql/ToolshedVisualizeEui.cs

@@ -0,0 +1,45 @@
+using Content.Client.Eui;
+using Content.Shared.Bql;
+using Content.Shared.Eui;
+using JetBrains.Annotations;
+using Robust.Client.Console;
+
+namespace Content.Client.Bql;
+
+[UsedImplicitly]
+public sealed class ToolshedVisualizeEui : BaseEui
+{
+    private readonly ToolshedVisualizeWindow _window;
+
+    public ToolshedVisualizeEui()
+    {
+        _window = new ToolshedVisualizeWindow(
+            IoCManager.Resolve<IClientConsoleHost>(),
+            IoCManager.Resolve<ILocalizationManager>()
+        );
+
+        _window.OnClose += () => SendMessage(new CloseEuiMessage());
+    }
+
+    public override void HandleState(EuiStateBase state)
+    {
+        if (state is not ToolshedVisualizeEuiState castState)
+            return;
+
+        _window.Update(castState.Entities);
+    }
+
+    public override void Closed()
+    {
+        base.Closed();
+
+        _window.Close();
+    }
+
+    public override void Opened()
+    {
+        base.Opened();
+
+        _window.OpenCentered();
+    }
+}