feat(admincli): add command for creating a user

src/FiscalOS.AdminCLI/.editorconfig

@@ -1,3 +1,4 @@
 [*.cs]
 
 dotnet_diagnostic.CA1303.severity = none
+dotnet_diagnostic.CA2007.severity = none

src/FiscalOS.AdminCLI/App.cs

@@ -0,0 +1,52 @@
+namespace FiscalOS.AdminCLI;
+
+internal sealed class App(
+  IAnsiConsole console,
+  IPasswordHasher passwordHasher,
+  IServiceScopeFactory serviceScopeFactory
+) : IHostedService
+{
+  private readonly IAnsiConsole _console = console;
+  private readonly IServiceScopeFactory _serviceScopeFactory = serviceScopeFactory;
+
+  public async Task StartAsync(CancellationToken cancellationToken)
+  {
+    using var scope = _serviceScopeFactory.CreateScope();
+    var config = scope.ServiceProvider.GetRequiredService<IConfiguration>();
+    var appDbContext = scope.ServiceProvider.GetRequiredService<AppDbContext>();
+
+    var selectionPrompt = new SelectionPrompt<string>()
+      .Title("What do you want to do?")
+      .AddChoices(Commands.All);
+
+    var command = await _console.PromptAsync(selectionPrompt, cancellationToken);
+
+    switch (command)
+    {
+      case Commands.CreateUser:
+        var username = await _console.AskAsync<string>("Enter the [green]username[/]:", cancellationToken);
+        var password = _console.Prompt(
+          new TextPrompt<string>("Enter the [green]password[/]:")
+            .PromptStyle("red")
+            .Secret()
+        );
+
+        var hashedPassword = passwordHasher.Hash(password);
+        var user = User.From(username, hashedPassword);
+
+        await appDbContext.Users.AddAsync(user, cancellationToken);
+        await appDbContext.SaveChangesAsync(cancellationToken);
+
+        _console.MarkupLine($"User [green]{username}[/] created successfully.");
+        break;
+      case Commands.Exit:
+      default:
+        break;
+    }
+  }
+
+  public Task StopAsync(CancellationToken cancellationToken)
+  {
+    return Task.CompletedTask;
+  }
+}

src/FiscalOS.AdminCLI/Commands.cs

@@ -0,0 +1,9 @@
+namespace FiscalOS.AdminCLI;
+
+internal static class Commands
+{
+  public const string CreateUser = "Create User";
+  public const string Exit = "Exit";
+
+  public static readonly string[] All = [CreateUser, Exit];
+}

src/FiscalOS.AdminCLI/FiscalOS.AdminCLI.csproj

@@ -4,4 +4,20 @@
     <OutputType>Exe</OutputType>
   </PropertyGroup>
 
+  <ItemGroup>
+    <PackageReference Include="Microsoft.Extensions.Hosting" />
+    <PackageReference Include="Spectre.Console" />
+  </ItemGroup>
+
+  <ItemGroup>
+    <None Update="appsettings*.json">
+      <CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
+    </None>
+  </ItemGroup>
+
+  <ItemGroup>
+    <ProjectReference Include="..\FiscalOS.Infra\FiscalOS.Infra.csproj" />
+    <ProjectReference Include="..\FiscalOS.Core\FiscalOS.Core.csproj" />
+  </ItemGroup>
+
 </Project>

src/FiscalOS.AdminCLI/Program.cs

@@ -1,11 +1,15 @@
-// TODO: We need a way to add
-// a user to the system with
-// a properly hashed password
-// so need something like this:
-//
-// 1. Ask for username
-// 2. Ask for user password
-// 3. Hash user password
-// 4. Save user to database
-
-Console.WriteLine("Hello, World!");
+await Host.CreateDefaultBuilder(args)
+  .ConfigureAppConfiguration(
+    static c => c.SetBasePath(AppContext.BaseDirectory)
+      .AddJsonFile("appsettings.json")
+      .AddEnvironmentVariables()
+  )
+  .ConfigureLogging(static c => c.ClearProviders())
+  .ConfigureServices(static (_, services) =>
+  {
+    services.AddSingleton(AnsiConsole.Console);
+    services.AddInfrastructure();
+    services.AddHostedService<App>();
+  })
+  .Build()
+  .StartAsync();

src/FiscalOS.AdminCLI/Usings.cs

@@ -0,0 +1,12 @@
+global using FiscalOS.AdminCLI;
+global using FiscalOS.Core.Authentication;
+global using FiscalOS.Core.Identity;
+global using FiscalOS.Infra.Data;
+global using FiscalOS.Infra.DependencyInjection;
+
+global using Microsoft.Extensions.Configuration;
+global using Microsoft.Extensions.DependencyInjection;
+global using Microsoft.Extensions.Hosting;
+global using Microsoft.Extensions.Logging;
+
+global using Spectre.Console;

src/FiscalOS.AdminCLI/appsettings.Example.json

@@ -0,0 +1,5 @@
+{
+  "AppDbContextOptions": {
+    "DatabaseFilePath": "DatabaseFilePath"
+  }
+}