using System;
using System.CommandLine;
using System.IO;
using System.Threading;
using Microsoft.Extensions.DependencyInjection;
using Microsoft.Extensions.Logging;
using Microsoft.Extensions.Logging.Abstractions;
using StellaOps.Cli.Configuration;
using StellaOps.Cli.Plugins;
using Xunit;

namespace StellaOps.Cli.Tests.Plugins;

public sealed class CliCommandModuleLoaderTests
{
    [Fact]
    public void RegisterModules_LoadsNonCoreCommandsFromPlugin()
    {
        var options = new StellaOpsCliOptions();
        var repoRoot = Path.GetFullPath(
            Path.Combine(AppContext.BaseDirectory, "..", "..", "..", "..", ".."));

        options.Plugins.BaseDirectory = repoRoot;
        options.Plugins.Directory = "plugins/cli";
        options.Plugins.ManifestSearchPattern = "manifest.json";

        var services = new ServiceCollection()
            .AddSingleton(options)
            .BuildServiceProvider();

        var logger = NullLoggerFactory.Instance.CreateLogger<CliCommandModuleLoader>();
        var loader = new CliCommandModuleLoader(services, options, logger);

        var root = new RootCommand();
        var verbose = new Option<bool>("--verbose");

        loader.RegisterModules(root, verbose, CancellationToken.None);

        Assert.Contains(root.Children, command => string.Equals(command.Name, "excititor", StringComparison.Ordinal));
        Assert.Contains(root.Children, command => string.Equals(command.Name, "runtime", StringComparison.Ordinal));
        Assert.Contains(root.Children, command => string.Equals(command.Name, "offline", StringComparison.Ordinal));
    }
}