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  * your version of this file under either the CDDL, the GPL Version 2 or

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  * Contributor(s): Ilia Gromov

  */

 package com.sun.tools.ide.analysis.modernize.impl;

 import java.io.File;

 import java.util.List;

 import javax.swing.text.Document;

 import javax.swing.text.Position;

 import org.netbeans.editor.BaseDocument;

 import org.netbeans.modules.cnd.api.model.CsmFile;

 import org.netbeans.modules.cnd.modelutil.CsmUtilities;

 import org.netbeans.spi.editor.hints.ChangeInfo;

 import org.netbeans.spi.editor.hints.EnhancedFix;

 import org.openide.filesystems.FileObject;

 import org.openide.filesystems.FileUtil;

 import org.openide.text.CloneableEditorSupport;

 import org.openide.text.PositionRef;

 /**

  *

  * @author Ilia Gromov

  */

 public class ModernizeFix implements EnhancedFix {

     private final YamlParser.Replacement[] replacements;

     private final String text;

     private CloneableEditorSupport ces;

     private final PositionRef[] beg;

     private final PositionRef[] end;

     public ModernizeFix(List<YamlParser.Replacement> replacementList, String id) {

         this.beg = new PositionRef[replacementList.size()];

         this.end = new PositionRef[replacementList.size()];

         this.replacements = replacementList.toArray(new YamlParser.Replacement[replacementList.size()]);

         this.text = (id.startsWith("-")) ? id.substring(1) : id; //NOI18N

         for (int i = 0; i < replacements.length; i++) {

             YamlParser.Replacement replacement = replacements[i];

             FileObject fo = FileUtil.toFileObject(new File(replacement.filePath));

             CsmFile csmFile = CsmUtilities.getCsmFile(fo, false, false);

             if (csmFile != null) {

                 ces = CsmUtilities.findCloneableEditorSupport(csmFile);

                 if (ces != null) {

                     beg[i] = ces.createPositionRef(replacement.offset, Position.Bias.Forward);

                     end[i] = ces.createPositionRef(replacement.offset + replacement.length, Position.Bias.Backward);

                 } else {

                 }

             }

         }

     } //NOI18N

     @Override

     public String getText() {

         return "Apply replacement - " + text; //NOI18N

     }

     @Override

     public ChangeInfo implement() throws Exception {

         Document doc = CsmUtilities.openDocument(ces);

         if (doc instanceof BaseDocument) {

             Position min = beg[0];

             Position max = end[0];

             for (int i = 0; i < replacements.length; i++) {

                 YamlParser.Replacement replacement = replacements[i];

                 PositionRef b = beg[i];

                 PositionRef e = end[i];

                 if (b != null && e != null) {

                     int newBeg = b.getOffset();

                     int newLength = e.getOffset() - b.getOffset();

                     if (b.getOffset() < min.getOffset()) {

                         min = b;

                     }

                     if (e.getOffset() > max.getOffset()) {

                         max = e;

                     }

                     if (newLength < 1) {

                         // TODO: temp fix

                         newLength = 0;

                     }

                     ((BaseDocument) doc).replace(newBeg, newLength, replacement.replacementText, null);

                 }

             }

             return new ChangeInfo(min, max);

         }

         return null;

     }

     @Override

     public CharSequence getSortText() {

         return Integer.toString(Integer.MIN_VALUE);

     }

     public YamlParser.Replacement[] getReplacements() {

         return replacements;

     }

 }