using NozCli.Repl;
using Spectre.Console;

namespace NozCli.Commands;

public class HelpCommand : ICommand
{
    public string Name        => "help";
    public string Description => "Show available commands";
    public string Usage       => "help";

    private readonly IReadOnlyList<ICommand> _commands;

    public HelpCommand(IReadOnlyList<ICommand> commands) => _commands = commands;

    public Task ExecuteAsync(string[] args, ReplContext ctx)
    {
        var table = new Table().BorderStyle(Style.Plain).HideHeaders();
        table.AddColumns("cmd", "desc");

        foreach (var cmd in _commands.OrderBy(c => c.Name))
            table.AddRow($"[cyan]{cmd.Usage,-28}[/]", $"[dim]{cmd.Description}[/]");

        AnsiConsole.Write(table);
        return Task.CompletedTask;
    }
}