/*!
* This program is free software; you can redistribute it and/or modify it under the
* terms of the GNU Lesser General Public License, version 2.1 as published by the Free Software
* Foundation.
*
* You should have received a copy of the GNU Lesser General Public License along with this
* program; if not, you can obtain a copy at http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html
* or from the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*
* This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
* without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
* See the GNU Lesser General Public License for more details.
*
* Copyright (c) 2002-2013 Pentaho Corporation..  All rights reserved.
*/

package org.pentaho.reporting.designer.core.editor.drilldown.model;

import org.pentaho.reporting.libraries.base.util.StringUtils;

import java.util.ArrayList;
import java.util.Arrays;
import java.util.HashMap;
import java.util.List;

/**
 * Todo: Document me!
 * <p/>
 * Date: 22.07.2010 Time: 13:47:30
 *
 * @author Thomas Morgner.
 */
public class Parameter {
  public static final String CORE_NAMESPACE =
    "http://reporting.pentaho.org/namespaces/engine/parameter-attributes/core";

  private ArrayList<ParameterSelection> selections;
  private String name;
  private String type;
  private HashMap<String, HashMap<String, String>> attributes;
  private boolean strict;
  private boolean multiSelect;
  private boolean mandatory;
  private String timezoneHint;

  public Parameter( final String name ) {
    this.name = name;
    this.selections = new ArrayList<ParameterSelection>();
    this.attributes = new HashMap<String, HashMap<String, String>>();
  }

  public void addSelection( final ParameterSelection selection ) {
    this.selections.add( selection );
  }

  public boolean hasValues() {
    return selections.isEmpty() == false;
  }

  public String getTimezoneHint() {
    return timezoneHint;
  }

  public void setTimezoneHint( final String timezoneHint ) {
    this.timezoneHint = timezoneHint;
  }

  public void setAttribute( final String namespace, final String name, final String value ) {
    HashMap<String, String> hashMap = attributes.get( namespace );
    if ( hashMap == null ) {
      hashMap = new HashMap<String, String>();
      attributes.put( namespace, hashMap );
    }
    hashMap.put( name, value );
  }

  public String getAttribute( final String namespace, final String name ) {
    final HashMap<String, String> hashMap = attributes.get( namespace );
    if ( hashMap == null ) {
      return null;
    }
    return hashMap.get( name );
  }

  public String getName() {
    return name;
  }

  public String getLabel() {
    final String attribute = getAttribute( CORE_NAMESPACE, "label" ); // NON-NLS
    if ( StringUtils.isEmpty( attribute ) ) {
      return name;
    }
    return attribute;
  }

  public String getTooltip() {
    return getAttribute( CORE_NAMESPACE, "tooltip" ); // NON-NLS
  }

  public boolean isStrict() {
    return strict; // NON-NLS
  }

  public boolean isMultiSelect() {
    return multiSelect; // NON-NLS
  }

  public boolean isMandatory() {
    return mandatory; // NON-NLS
  }

  public void setStrict( final boolean strict ) {
    this.strict = strict;
  }

  public void setMultiSelect( final boolean multiSelect ) {
    this.multiSelect = multiSelect;
  }

  public void setMandatory( final boolean mandatory ) {
    this.mandatory = mandatory;
  }

  public String getAttribute( final String name ) {
    return getAttribute( CORE_NAMESPACE, name );
  }

  public List<ParameterSelection> getSelections() {
    return selections;
  }

  public boolean isHidden() {
    return "true".equals( getAttribute( CORE_NAMESPACE, "hidden" ) );//NON-NLS
  }

  public String getType() {
    return type;
  }

  public void setType( final String type ) {
    this.type = type;
  }

  public void setSelections( final ParameterSelection[] selections ) {
    this.selections.addAll( Arrays.asList( selections ) );
  }
}