package test;

import net.sourceforge.phpdt.internal.compiler.ast.PHPDocument;
import net.sourceforge.phpdt.internal.compiler.parser.PHPOutlineInfo;
import net.sourceforge.phpeclipse.PHPeclipsePlugin;
import org.eclipse.core.resources.IFile;
import org.eclipse.core.runtime.CoreException;

import java.io.StringReader;

/**
 * This class will handle the true php parser.
 *
 * @author Matthieu Casanova
 */
public class Parser extends PHPParserSuperclass implements PHPParserListener {


  public final PHPOutlineInfo parseInfo(final Object parent, final String s) {

    try {
      final StringReader stream = new StringReader(s);
      PHPParser phpParser = new PHPParser(stream);
      phpParser.addParserListener(this);
      return phpParser.parseInfo(parent, s);
    } catch (ParseException e) {
      PHPeclipsePlugin.log(e);
    }
    final PHPDocument phpDocument = new PHPDocument(parent, "_root");
    return new PHPOutlineInfo(parent, phpDocument);
  }

  public void parseError(PHPParseErrorEvent e) {
    try {
      setMarker(fileToParse,
                e.getMessage(),
                e.getSourceStart(),
                e.getSourceEnd(),
                e.getLevel(),
                "Line " + e.getBeginLine() + ", " + e.getBeginColumn() + ':' + e.getEndColumn());
    } catch (CoreException ex) {
      PHPeclipsePlugin.log(ex);
    }
  }

  public void parseMessage(PHPParseMessageEvent e) {
    try {
      setMarker(fileToParse,
                e.getMessage(),
                e.getSourceStart(),
                e.getSourceEnd(),
                e.getLevel(),
                "Line " + e.getBeginLine() + ", " + e.getBeginColumn() + ':' + e.getEndColumn());
    } catch (CoreException ex) {
      PHPeclipsePlugin.log(ex);
    }
  }
  /*
private final void init() {
  nodes = new AstNode[AstStackIncrement];
  nodePtr = -1;
  htmlStart = 0;
} */

  public final void setFileToParse(final IFile fileToParse) {
    PHPParserSuperclass.fileToParse = fileToParse;
  }


  public final void parse(final String s) {
    final StringReader stream = new StringReader(s);
    PHPParser phpParser = new PHPParser(stream);
    phpParser.addParserListener(this);
    try {
      phpParser.parse();
    } catch (ParseException e) {
      PHPeclipsePlugin.log(e);
    }
  }
}