using System.CommandLine;
using MycroForge.Core;
using MycroForge.Core.Contract;
using RootCommand = MycroForge.Core.RootCommand;

namespace MycroForge.PluginTemplate;

public class HelloWorldCommand : Command, ISubCommandOf<RootCommand>
{
    private readonly Argument<string> NameArgument =
        new(name: "name", description: "The name of the person to greet");

    private readonly Option<bool> AllCapsOption =
        new(aliases: ["-a", "--all-caps"], description: "Print the name in all caps");

    private readonly ProjectContext _context;

    public HelloWorldCommand(ProjectContext context) :
        base("hello", "An example command generated by dotnet new using the m4gp template")
    {
        _context = context;
        AddArgument(NameArgument);
        AddOption(AllCapsOption);
        this.SetHandler(ExecuteAsync, NameArgument, AllCapsOption);
    }

    private async Task ExecuteAsync(string name, bool allCaps)
    {
        name = allCaps ? name.ToUpper() : name;

        await _context.CreateFile("hello_world.txt",
            $"Hello {name}!",
            "This file was generated by your custom command!"
        );
    }
}