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

using System.Collections.Generic;

namespace it.stefanochizzolini.clown.samples
{
  /**
    <summary>This sample demonstrates how to merge two documents into a unique one.</summary>
  */
  public class MergeSample
    : ISample
  {
    public void Run(
      PDFClownSampleLoader loader
      )
    {
      // (boilerplate user choice -- ignore it)
      string sourceFilePath = loader.GetPdfFileChoice("Please select source PDF file");
      string targetFilePath = loader.GetPdfFileChoice("Please select target PDF file");

      // 1. Open the PDF files!
      // Source file.
      File sourceFile = new File(sourceFilePath);
      // Target file.
      File targetFile = new File(targetFilePath);

      Document targetDocument = targetFile.Document;

      // 2. Append the source document's pages to the target document!
      new PageManager(targetDocument).Add(sourceFile.Document);

      // (boilerplate metadata insertion -- ignore it)
      loader.BuildAccessories(targetDocument,this.GetType(),"Merge","concatenating two (or possibly more) documents");

      // 3. Serialize the PDF file (again, boilerplate code -- see the PDFClownSampleLoader class source code)!
      loader.Serialize(targetFile,this.GetType().Name);
    }
  }
}