/**
 * ${jpp:disclaimer}
 *
 * ${jpp:copyright}
**/
package print;

import com.inet.pdfc.PDFComparer;
import com.inet.pdfc.error.PdfcException;
import com.inet.pdfc.presenter.DifferencesPrintPresenter;
import com.inet.pdfc.results.ResultModel;

import util.SampleUtil;

import javax.print.PrintService;
import javax.print.PrintServiceLookup;
import javax.print.attribute.HashPrintRequestAttributeSet;
import javax.print.attribute.PrintRequestAttributeSet;
import javax.print.attribute.standard.*;
import java.io.File;

/**
 * Example for printing the comparison result.
 */
public class CompareAndPrint {

    /**
     * Example for printing the comparison result.
     * @param args Expects 2 arguments: the paths of the PDF files
     */
    public static void main( String[] args ) {
        SampleUtil.init();
        File[] files = getFileOfArguments( args );

        //Use the current i-net PDFC configuration. If no configuration has been previously set then the default configuration will be used.

        //set up Printer service
        PrintService printService = PrintServiceLookup
                        .lookupDefaultPrintService(); //use the default printservice, for testing purpose it makes sense to use a virtual printer!
        PrintRequestAttributeSet attributes = new HashPrintRequestAttributeSet();
        //select paper A4
        attributes.add( MediaSizeName.ISO_A4 );
        //select orientation landscape
        attributes.add( OrientationRequested.PORTRAIT );

        PDFComparer pdfComparer = new PDFComparer().addPresenter( new DifferencesPrintPresenter( printService, attributes ) );
        try ( ResultModel result = pdfComparer.compare( files[1], files[0] ) ) {
            SampleUtil.showPresenterError( pdfComparer );
        } catch( PdfcException e ) {
            e.printStackTrace();
        }
    }

    /**
     * Get 2 files that are to be checked
     *
     * @param args the arguments
     * @return 2 Files
     */
    public static File[] getFileOfArguments( final String[] args ) {
        if( args == null || args.length != 2 ) {
            throw new IllegalArgumentException( "Usage: CompareAndPrint <PDF-File1> <PDF-File2>" );
        }
        return new File[] { SampleUtil.checkAndGetFile( args[0] ), SampleUtil.checkAndGetFile( args[1] ) };
    }
}