using it.stefanochizzolini.clown.documents;
using it.stefanochizzolini.clown.files;
using it.stefanochizzolini.clown.tools;

namespace it.stefanochizzolini.clown.samples
{
  /**
    <summary>This sample demonstrates how to split a document into its constituting
    pages.</summary>
  */
  public class SplitSample
    : ISample
  {
    public void Run(
      PDFClownSampleLoader loader
      )
    {
      // (boilerplate user choice -- ignore it)
      string filePath = loader.GetPdfFileChoice("Please select a PDF file");

      // 1. Open the the PDF file!
      File file = new File(filePath);
      // Get the PDF document!
      Document document = file.Document;

      // 2. Splitting the document into single-page documents...
      int index = 0;
      int pagesCount = document.Pages.Count;
      foreach(Document pageDocument in new PageManager(document).Split())
      {
        // (boilerplate metadata insertion -- ignore it)
        loader.BuildAccessories(pageDocument,this.GetType(),"Split (" + (index + 1) + "/" + pagesCount + ")","splitting a PDF file into its constituting pages");

        // Page file serialization (again, boilerplate code -- see the PDFClownSampleLoader class source code).
        loader.Serialize(pageDocument.File,this.GetType().Name + "." + (++index),false);
      }
    }
  }
}