using CommandDotNet;
using EnvelopeGenerator.Application.Contracts.Services;
using EnvelopeGenerator.Application.Documents.Queries.Read;
using MediatR;
using System.Reflection;
using System.Text.Json;

namespace EnvelopeGenerator.Terminal;

public class CommandManager
{
    private static JsonSerializerOptions Options = new ()
    {
        WriteIndented = true
    };
    private readonly IEnvelopeReceiverService _envelopeReceiverService;
    private readonly IMediator _mediator;

    public CommandManager(IEnvelopeReceiverService envelopeReceiverService, IMediator mediator)
    {
        _envelopeReceiverService = envelopeReceiverService;
        _mediator = mediator;
    }

    [DefaultCommand]
    public void Execute([Option(Description = "print envelope generator termianal version.")] bool version)
    {
        if(version)
            Console.WriteLine($"v{Assembly.GetExecutingAssembly().GetName().Version}");
    }

    [Subcommand]
    public IEnvelopeReceiverService EnvelopeReceiver => _envelopeReceiverService;

    [Command]
    public async Task ReadDocument(IConsole console, int? id = null, int? envelopeId = null)
    {
        ReadDocumentQuery query = new(id, envelopeId);
        var document = await _mediator.Send(query);
        console.WriteLine(JsonSerializer.Serialize(document, Options));
    }
}