/*
 * 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) 2001 - 2013 Object Refinery Ltd, Pentaho Corporation and Contributors..  All rights reserved.
 */

package org.pentaho.reporting.engine.classic.core.modules.misc.tablemodel;

import org.pentaho.reporting.engine.classic.core.wizard.DataAttributes;
import org.pentaho.reporting.engine.classic.core.wizard.DefaultConceptQueryMapper;
import org.pentaho.reporting.engine.classic.core.wizard.DefaultDataAttributes;
import org.pentaho.reporting.engine.classic.core.wizard.EmptyDataAttributes;

import java.util.ArrayList;

public class DefaultTableMetaData implements TableMetaData {
  private DefaultDataAttributes tableAttributes;
  private ArrayList<DefaultDataAttributes> columnAttributes;

  public DefaultTableMetaData( final int colCount ) {
    this.tableAttributes = new DefaultDataAttributes();
    this.columnAttributes = new ArrayList<DefaultDataAttributes>( colCount );
    for ( int i = 0; i < colCount; i++ ) {
      addColumn();
    }
  }

  @Deprecated
  public void addRow() {
    addColumn();
  }

  public void addColumn() {
    columnAttributes.add( new DefaultDataAttributes() );
  }

  /**
   * Returns the meta-attribute as Java-Object. The object type that is expected by the report engine is defined in the
   * TableMetaData property set. It is the responsibility of the implementor to map the native meta-data model into a
   * model suitable for reporting.
   * <p/>
   * Meta-data models that only describe meta-data for columns can ignore the row-parameter.
   *
   * @param row
   *          the row of the cell for which the meta-data is queried.
   * @param column
   *          the index of the column for which the meta-data is queried.
   * @return the meta-data object.
   */
  public DataAttributes getCellDataAttribute( final int row, final int column ) {
    return EmptyDataAttributes.INSTANCE;
  }

  public boolean isCellDataAttributesSupported() {
    return false;
  }

  public DataAttributes getColumnAttribute( final int column ) {
    return columnAttributes.get( column );
  }

  /**
   * Returns table-wide attributes. This usually contain hints about the data-source used to query the data as well as
   * hints on the sort-order of the data.
   *
   * @return
   */
  public DataAttributes getTableAttribute() {
    return tableAttributes;
  }

  public void setColumnAttribute( final int column, final String metaAttributeDomain, final String metaAttributeId,
      final Object value ) {
    final DefaultDataAttributes colAtts = columnAttributes.get( column );
    colAtts.setMetaAttribute( metaAttributeDomain, metaAttributeId, DefaultConceptQueryMapper.INSTANCE, value );
  }

  public void setTableAttribute( final String namespace, final String name, final Object value ) {
    tableAttributes.setMetaAttribute( namespace, name, DefaultConceptQueryMapper.INSTANCE, value );
  }

}