using System.Linq;
using AltNetHispano.Agendas.Domain;

namespace Agendas.Blog.Impl
{
  public abstract class PostWriter : IPostWriter
  {
    private readonly IPostWriterWebService _postWriterWebService;

    protected PostWriter(IPostWriterWebService postWriterWebService)
    {
      _postWriterWebService = postWriterWebService;
    }

    public virtual void WritePost(Evento evento)
    {
      var title = GetTitle(evento);
      var body = GetBody(evento);
      this.ExecuteService(title, body, this.GetNombreUsuario(evento));
    }

    protected abstract string GetBody(Evento evento);

    protected abstract string GetTitle(Evento evento);

    protected string GetNombreUsuario(Evento evento)
    {
      return evento.Tracks.Single(t => t.Accion == Accion.Publicar).Usuario.Nombre;
    }

    protected void ExecuteService(string title, string body, string author)
    {
      _postWriterWebService.WriteBlogPost(title, body, author, true);
    }


  }
}