/*
    * Copyright 2007 The Kuali Foundation
    *
    * Licensed under the Educational Community License, Version 2.0 (the "License");
    * you may not use this file except in compliance with the License.
    * You may obtain a copy of the License at
    *
    * http://www.opensource.org/licenses/ecl2.php
    *
   * Unless required by applicable law or agreed to in writing, software
   * distributed under the License is distributed on an "AS IS" BASIS,
   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   * See the License for the specific language governing permissions and
   * limitations under the License.
   */
  package org.kuali.rice.kew.docsearch;
  
  import java.util.ArrayList;
  import java.util.Iterator;
  import java.util.List;
  
  
  /**
   * Class to hold management capabilities for standard document search. 
   * 
   * @author Kuali Rice Team (rice.collab@kuali.org)
   *
   */
  public class StandardDocSearchCriteriaManager implements java.io.Serializable {
  	
  	private static final long serialVersionUID = -1898076444679158722L;
  	
      private List<List<StandardDocSearchCriteriaFieldContainer>> columnsPreSearchAttributes = new ArrayList<List<StandardDocSearchCriteriaFieldContainer>>();
  	private List<List<StandardDocSearchCriteriaFieldContainer>> columnsPostSearchAttributes = new ArrayList<List<StandardDocSearchCriteriaFieldContainer>>();
  	
  	public StandardDocSearchCriteriaManager(int preSearchAttributeColumns, int postSearchAttributeColumns, boolean searchCriteriaDisplayed, boolean headerBarDisplayed) {
  		setupColumns(preSearchAttributeColumns,postSearchAttributeColumns);
  	}
  	
  	private void setupColumns(int preSearchAttributeColumns, int postSearchAttributeColumns) {
  		for (int i = 0; i < preSearchAttributeColumns; i++) {
  			columnsPreSearchAttributes.add(new ArrayList<StandardDocSearchCriteriaFieldContainer>());
  		}
  		for (int i = 0; i < postSearchAttributeColumns; i++) {
  			columnsPostSearchAttributes.add(new ArrayList<StandardDocSearchCriteriaFieldContainer>());
  		}
  	}
  	
  	public List<StandardDocSearchCriteriaFieldContainer> getPreSearchAttributeMaxRows() {
  		return getMaxRowsForList(columnsPreSearchAttributes);
  	}
  	
  	public List<StandardDocSearchCriteriaFieldContainer> getPostSearchAttributeMaxRows() {
  		return getMaxRowsForList(columnsPostSearchAttributes);
  	}
  	
  	@SuppressWarnings("unchecked")
  	private List<StandardDocSearchCriteriaFieldContainer> getMaxRowsForList(List<List<StandardDocSearchCriteriaFieldContainer>> columns) {
  		List<StandardDocSearchCriteriaFieldContainer> biggestFieldContainerList = null;
  		for (Iterator iter = columns.iterator(); iter.hasNext();) {
  			List<StandardDocSearchCriteriaFieldContainer> fieldContainerList = (List<StandardDocSearchCriteriaFieldContainer>) iter.next();
  			if (biggestFieldContainerList == null) {
  				biggestFieldContainerList = fieldContainerList;
  			} else {
  				if (fieldContainerList.size() > biggestFieldContainerList.size()) {
  					biggestFieldContainerList = fieldContainerList;
  				}
  			}
  		}
  		return biggestFieldContainerList;
  	}
  	
  	public int getMaxColumnCount() {
  		return Math.max(columnsPreSearchAttributes.size(), columnsPostSearchAttributes.size());
  	}
  
      public List<List<StandardDocSearchCriteriaFieldContainer>> getColumnsPreSearchAttributes() {
  		return this.columnsPreSearchAttributes;
  	}
  
  	public void setColumnsPreSearchAttributes(List<List<StandardDocSearchCriteriaFieldContainer>> columnsPreSearchAttributes) {
  		this.columnsPreSearchAttributes = columnsPreSearchAttributes;
  	}
  
  	public List<List<StandardDocSearchCriteriaFieldContainer>> getColumnsPostSearchAttributes() {
  		return this.columnsPostSearchAttributes;
  	}
  
  	public void setColumnsPostSearchAttributes(List<List<StandardDocSearchCriteriaFieldContainer>> columnsPostSearchAttributes) {
  		this.columnsPostSearchAttributes = columnsPostSearchAttributes;
  	}
  	
  }