/**
 * generated by Xtext 2.11.0
 */
package org.eclipse.osbp.xtext.action.validation;

import org.eclipse.osbp.runtime.common.keystroke.KeyCodeUtil;
import org.eclipse.osbp.xtext.action.ActionCommand;
import org.eclipse.osbp.xtext.action.ActionDSLPackage;
import org.eclipse.osbp.xtext.action.validation.AbstractActionDSLValidator;
import org.eclipse.xtext.validation.Check;
import org.eclipse.xtext.xbase.lib.Conversions;
import org.eclipse.xtext.xbase.lib.IterableExtensions;

/**
 * This class contains custom validation rules.
 * 
 * See https://www.eclipse.org/Xtext/documentation/303_runtime_concepts.html#validation
 */
@SuppressWarnings("all")
public class ActionDSLValidator extends AbstractActionDSLValidator {
  public final static String INVALID_KEY = "invalidKey";
  
  @Check
  public void checkKeyBinding(final ActionCommand command) {
    boolean _isHasKeyBinding = command.isHasKeyBinding();
    if (_isHasKeyBinding) {
      boolean error = false;
      String[] parts = command.getKeyBinding().split(" ");
      for (final String part : parts) {
        {
          final String[] _converted_parts = (String[])parts;
          boolean _equals = part.equals(IterableExtensions.<Object>last(((Iterable<Object>)Conversions.doWrapArray(_converted_parts))));
          if (_equals) {
            Integer _keyLookupInteger = KeyCodeUtil.keyLookupInteger(part);
            boolean _equals_1 = ((_keyLookupInteger).intValue() == 0);
            if (_equals_1) {
              error = true;
            }
          } else {
            int _modifierLookup = KeyCodeUtil.modifierLookup(part);
            boolean _equals_2 = (_modifierLookup == 0);
            if (_equals_2) {
              error = true;
            }
          }
          if (error) {
            this.warning("Invalid key given for keyBinding. Modifier must be one of CTRL ALT SHIFT, Keys separated by blanks", 
              ActionDSLPackage.Literals.ACTION_COMMAND__KEY_BINDING, 
              ActionDSLValidator.INVALID_KEY);
          }
        }
      }
    }
  }
}