Cleanup, implement first Steam command

src/abstractions/CommandTree/DefaultHelpTextCommand.cs

@@ -22,7 +22,7 @@ namespace Shamir.Abstractions
         
         public ValueTask<int> ExecuteAsync(IServiceProvider serviceProvider)
         {
-            System.Console.Error.WriteLine(GetHelpText());
+            Console.Error.WriteLine(GetHelpText());
             return ValueTask.FromResult(1); // TODO: const
         }
 

src/abstractions/ParsedArgumentsCommand.cs

@@ -29,7 +29,7 @@ namespace Shamir.Abstractions
                     var helpText = HelpText.AutoBuild(result);   
                     helpText.Heading = string.Empty;
                     helpText.Copyright = string.Empty;
-                    System.Console.Error.WriteLine(helpText);
+                    Console.Error.WriteLine(helpText);
                     return ValueTask.FromResult(1);
                 }
             );

src/commands/radio/VKLookupCommand.cs

@@ -35,7 +35,7 @@ namespace Shamir.Commands.Radio
 
             if (response.StatusCode == HttpStatusCode.NotFound)
             {
-                System.Console.WriteLine($"{options.Callsign}: No such callsign found.");
+                Console.WriteLine($"{options.Callsign}: No such callsign found.");
                 return 1;
             }
 
@@ -46,32 +46,32 @@ namespace Shamir.Commands.Radio
 
             if (json.RootElement.TryGetProperty("callsign", out var callsign))
             {
-                System.Console.Write("Callsign : ");
+                Console.Write("Callsign : ");
-                System.Console.WriteLine(callsign.GetString());
+                Console.WriteLine(callsign.GetString());
             }
 
             if (json.RootElement.TryGetProperty("name", out var name))
             {
-                System.Console.Write("Name     : ");
+                Console.Write("Name     : ");
-                System.Console.WriteLine(name.GetString());
+                Console.WriteLine(name.GetString());
             }
 
             if (json.RootElement.TryGetProperty("suburb", out var suburb))
             {
-                System.Console.Write("Suburb   : ");
+                Console.Write("Suburb   : ");
-                System.Console.WriteLine(suburb.GetString());
+                Console.WriteLine(suburb.GetString());
             }
 
             if (json.RootElement.TryGetProperty("state", out var state))
             {
-                System.Console.Write("State    : ");
+                Console.Write("State    : ");
-                System.Console.WriteLine(state.GetString());
+                Console.WriteLine(state.GetString());
             }
 
             if (json.RootElement.TryGetProperty("link", out var link))
             {
-                System.Console.Write("Link     : ");
+                Console.Write("Link     : ");
-                System.Console.WriteLine(link.GetString());
+                Console.WriteLine(link.GetString());
             }
 
             return 0;

src/commands/steam/DescribeGidCommand.cs

@@ -0,0 +1,33 @@
+using System;
+using System.Threading.Tasks;
+using CommandLine;
+using Shamir.Abstractions;
+using SteamKit2;
+
+namespace Shamir.Commands.Radio
+{
+    public class DescribeGidOptions
+    {
+        [Value(0, MetaName = "gid", Required = true, HelpText = "Global ID to describe.")]
+        public ulong Gid { get; set; }
+    }
+
+    public sealed class DescribeGidCommand : ParsedArgumentsCommand<DescribeGidOptions>
+    {
+        public override string Name => "gid";
+
+        public override string Description => "Explain a gid_t (Global ID)";
+
+        public override ValueTask<int> ExecuteAsync(IServiceProvider serviceProvider, DescribeGidOptions options)
+        {
+            var gid = new GlobalID(options.Gid);
+
+            Console.WriteLine($"Box ID             : {gid.BoxID}");
+            Console.WriteLine($"Process ID         : {gid.ProcessID}");
+            Console.WriteLine($"Process Start Time : {gid.StartTime}");
+            Console.WriteLine($"Sequence           : {gid.SequentialCount}");
+
+            return ValueTask.FromResult(0);
+        }
+    }
+}

src/commands/steam/ServiceCollectionExtensions.cs

@@ -0,0 +1,22 @@
+using System.Collections.Immutable;
+using Microsoft.Extensions.DependencyInjection;
+using Shamir.Abstractions;
+
+namespace Shamir.Commands.Radio
+{
+    public static class ServiceCollectionExtensions
+    {
+        public static IServiceCollection AddSteamCommandTree(this IServiceCollection collection)
+        {
+            collection.AddTransient<ICommandTree>(sp => new DefaultCommandTree(
+                "steam",
+                "Steam Network utilities",
+                ImmutableArray<ICommandTree>.Empty,
+                ImmutableArray.Create<ICommand>(
+                    new DescribeGidCommand()
+                )));
+
+            return collection;
+        }
+    }
+}

src/commands/steam/steam.csproj

@@ -4,10 +4,15 @@
     <TargetFramework>net5.0</TargetFramework>
     <RootNamespace>Shamir.Commands.Steam</RootNamespace>
     <AssemblyName>Shamir.Commands.Steam</AssemblyName>
+    <Nullable>enable</Nullable>
   </PropertyGroup>
 
   <ItemGroup>
     <ProjectReference Include="..\..\abstractions\abstractions.csproj" />
   </ItemGroup>
 
+  <ItemGroup>
+    <PackageReference Include="SteamKit2" Version="2.3.0" />
+  </ItemGroup>
+
 </Project>

src/console/Program.cs

@@ -23,6 +23,7 @@ namespace Shamir.Console
                 }))
                 .AddAzureCommandTree()
                 .AddRadioCommandTree()
+                .AddSteamCommandTree()
                 .BuildServiceProvider();
 
             using var scope = serviceProvider.CreateScope();