/*
    * Portions of this software was developed by employees of the National Institute
    * of Standards and Technology (NIST), an agency of the Federal Government and is
    * being made available as a public service. Pursuant to title 17 United States
    * Code Section 105, works of NIST employees are not subject to copyright
    * protection in the United States. This software may be subject to foreign
    * copyright. Permission in the United States and in foreign countries, to the
    * extent that NIST may hold copyright, to use, copy, modify, create derivative
    * works, and distribute this software and its documentation without fee is hereby
   * granted on a non-exclusive basis, provided that this notice and disclaimer
   * of warranty appears in all copies.
   *
   * THE SOFTWARE IS PROVIDED 'AS IS' WITHOUT ANY WARRANTY OF ANY KIND, EITHER
   * EXPRESSED, IMPLIED, OR STATUTORY, INCLUDING, BUT NOT LIMITED TO, ANY WARRANTY
   * THAT THE SOFTWARE WILL CONFORM TO SPECIFICATIONS, ANY IMPLIED WARRANTIES OF
   * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, AND FREEDOM FROM
   * INFRINGEMENT, AND ANY WARRANTY THAT THE DOCUMENTATION WILL CONFORM TO THE
   * SOFTWARE, OR ANY WARRANTY THAT THE SOFTWARE WILL BE ERROR FREE.  IN NO EVENT
   * SHALL NIST BE LIABLE FOR ANY DAMAGES, INCLUDING, BUT NOT LIMITED TO, DIRECT,
   * INDIRECT, SPECIAL OR CONSEQUENTIAL DAMAGES, ARISING OUT OF, RESULTING FROM,
   * OR IN ANY WAY CONNECTED WITH THIS SOFTWARE, WHETHER OR NOT BASED UPON WARRANTY,
   * CONTRACT, TORT, OR OTHERWISE, WHETHER OR NOT INJURY WAS SUSTAINED BY PERSONS OR
   * PROPERTY OR OTHERWISE, AND WHETHER OR NOT LOSS WAS SUSTAINED FROM, OR AROSE OUT
   * OF THE RESULTS OF, OR USE OF, THE SOFTWARE OR SERVICES PROVIDED HEREUNDER.
   */
  
  package gov.nist.secauto.metaschema.core.datatype.markup.flexmark;
  
  import com.vladsch.flexmark.formatter.Formatter;
  import com.vladsch.flexmark.html.HtmlRenderer;
  import com.vladsch.flexmark.html2md.converter.FlexmarkHtmlConverter;
  import com.vladsch.flexmark.parser.ListOptions;
  import com.vladsch.flexmark.parser.Parser;
  import com.vladsch.flexmark.util.data.DataHolder;
  
  import edu.umd.cs.findbugs.annotations.NonNull;
  
  public class FlexmarkFactory {
    @NonNull
    private static final FlexmarkFactory SINGLETON = new FlexmarkFactory();
  
    @NonNull
    private final DataHolder configuration;
    @NonNull
    private final Parser markdownParser;
    @NonNull
    private final HtmlRenderer htmlRenderer;
    @NonNull
    private final Formatter formatter;
    @NonNull
    private final FlexmarkHtmlConverter htmlConverter;
    @NonNull
    final ListOptions listOptions;
  
    @NonNull
    public static FlexmarkFactory instance() {
      return SINGLETON;
    }
  
    public FlexmarkFactory() {
      this(FlexmarkConfiguration.FLEXMARK_CONFIG);
    }
  
    @SuppressWarnings("null")
    public FlexmarkFactory(@NonNull DataHolder config) {
      this.configuration = config;
      this.markdownParser = Parser.builder(config)
          .customDelimiterProcessor(new FixedEmphasisDelimiterProcessor(Parser.STRONG_WRAPS_EMPHASIS.get(config)))
          .build();
      this.htmlRenderer = HtmlRenderer.builder(config).build();
      this.formatter = Formatter.builder(config).build();
      this.htmlConverter = FlexmarkHtmlConverter.builder(config).build();
      this.listOptions = ListOptions.get(config);
    }
  
    @NonNull
    public DataHolder getConfiguration() {
      return configuration;
    }
  
    @NonNull
    public ListOptions getListOptions() {
      return listOptions;
    }
  
    @NonNull
    public Parser getMarkdownParser() {
      return markdownParser;
    }
  
    @NonNull
    public HtmlRenderer getHtmlRenderer() {
      return htmlRenderer;
    }
  
    @NonNull
    public Formatter getFormatter() {
      return formatter;
    }
 
   @NonNull
   public FlexmarkHtmlConverter getFlexmarkHtmlConverter() {
     return htmlConverter;
   }
 }