package org.kuali.rice.krad.uif.layout.extension;
   
   import java.util.List;
   
   import org.kuali.rice.krad.uif.component.Component;
   import org.kuali.rice.krad.uif.container.CollectionGroup;
   import org.kuali.rice.krad.uif.container.collections.LineBuilderContext;
   import org.kuali.rice.krad.uif.field.Field;
   import org.kuali.rice.krad.uif.field.FieldGroup;
  import org.kuali.rice.krad.uif.layout.TableLayoutManagerBase;
  import org.kuali.rice.krad.uif.lifecycle.ViewLifecycle;
  import org.kuali.rice.krad.uif.view.View;
  import org.kuali.student.ap.coursesearch.dataobject.ActivityOfferingItem;
  import org.kuali.student.r2.common.util.constants.LuiServiceConstants;
  import org.slf4j.Logger;
  import org.slf4j.LoggerFactory;
  
  /**
   * Layout manager for controlling and optimizing section details presentation.
   */
  public class CourseSectionDetailsLayoutManager extends TableLayoutManagerBase {
  
  	private static final long serialVersionUID = 3056313875988089648L;
  
  	private static final Logger LOG = LoggerFactory.getLogger(CourseSectionDetailsLayoutManager.class);
  
  	@Override
  	public void buildLine(LineBuilderContext lineBuilderContext) {
          int lineIndex = lineBuilderContext.getLineIndex();
          Object currentLine = lineBuilderContext.getCurrentLine();
  
  		super.buildLine(lineBuilderContext);
  
  		// This logic replaces onDocumentReadyScript entries previously in
  		// CourseDetailsUI.xml by assigning the correct CSS class to table rows
  		// at rendering time, rather than relying on the browser to query for
  		// and assign classes on document ready.
  		if (lineIndex != -1 && (currentLine instanceof ActivityOfferingItem)) {
  			ActivityOfferingItem aoi = (ActivityOfferingItem) currentLine;
  			List<String> rowCss = getRowCssClasses();
  			rowCss.remove(rowCss.size() - 1); // super adds a row, remove it
  			StringBuilder r1css = new StringBuilder();
  			r1css.append("row");
  			r1css.append(aoi.isPrimary() ? " primary" : " secondary");
  			boolean offered = LuiServiceConstants.LUI_AO_STATE_OFFERED_KEY
  					.equals(aoi.getStateKey());
  			StringBuilder r2css = offered ? new StringBuilder() : null;
  			if (offered && !aoi.isPrimary())
  				r2css.append("collapsible");
  			if (aoi.getPlanItemId() != null) {
  				r1css.append(r1css.length() == 0 ? " " : "").append(
  						"ksap-section-planned");
  				if (offered)
  					r2css.append(r2css.length() == 0 ? " " : "").append(
  							"ksap-section-planned");
  			}
  			rowCss.add(r1css.toString());
  			if (offered) {
  				rowCss.add(r2css.toString());
  				rowCss.add(r2css.toString());
  			}
  			if (LOG.isDebugEnabled()) {
  				LOG.debug("AO luiId {} lineIndex = {} css(1) {} css(2,3) {}",
                          aoi.getLuiId(), lineIndex, r1css, r2css);
              }
  		}
  	}
  
  	/**
  	 * This method is written to override the default colSpan calculation done
  	 * in TableLayoutManager. If this LayoutManager is used, it will rely on the
  	 * row span and col spans set in the XML and not try to calculate the last
  	 * column col span on its own
  	 * 
  	 * Temporary fix for KULRICE-9215
  	 * 
  	 * @Author kmuthu Date: 3/28/13
  	 */
  	@Override
  	protected int calculateNumberOfRows(List<? extends Field> items) {
  		int rowCount = 0;
  
  		// check flag that indicates only one row should be created
  		if (isSuppressLineWrapping()) {
  			return 1;
  		}
  
  		if (items.size() % getNumberOfDataColumns() > 0) {
  			rowCount = ((items.size() / getNumberOfDataColumns()) + 1);
  		} else {
  			rowCount = items.size() / getNumberOfDataColumns();
  		}
  		return rowCount;
  	}
  }