using Spectre.Console;

namespace AnchorCli.Commands;

internal class LoadCommand(ChatSession session) : ICommand
{
    public string Name => "load";
    public string Description => "Load a chat session from a file";

    public async Task ExecuteAsync(string[] args, CancellationToken ct)
    {
        string filePath = args.Length > 0 ? args[0] : ".anchor/session.json";
        
        if (!File.Exists(filePath))
        {
            AnsiConsole.MarkupLine($"[yellow]No session file found at {Markup.Escape(filePath)}[/]");
            return;
        }

        try
        {
            await session.LoadAsync(filePath, ct);
            AnsiConsole.MarkupLine($"[green]Session loaded from {Markup.Escape(filePath)}[/]");
        }
        catch (Exception ex)
        {
            AnsiConsole.MarkupLine($"[red]Failed to load session: {Markup.Escape(ex.Message)}[/]");
        }
    }
}