prerna.reactor.insights.PositionInsightRecipeReactor Maven / Gradle / Ivy

Go to download
Show more of this group Show more artifacts with this name
Show all versions of semoss Show documentation
SEMOSS
The newest version!
package prerna.reactor.insights;

import java.util.List;
import java.util.Map;
import java.util.Vector;

import org.apache.logging.log4j.LogManager;
import org.apache.logging.log4j.Logger;

import prerna.om.PixelList;
import prerna.reactor.AbstractReactor;
import prerna.sablecc2.om.GenRowStruct;
import prerna.sablecc2.om.PixelDataType;
import prerna.sablecc2.om.nounmeta.NounMetadata;

public class PositionInsightRecipeReactor extends AbstractReactor {

	private static final Logger logger = LogManager.getLogger(PositionInsightRecipeReactor.class);

	private static final String POSITION = "positionMap";
	
	public PositionInsightRecipeReactor() {
		this.keysToGet = new String[] {POSITION};
	}
	
	@Override
	public NounMetadata execute() {
		PixelList pixelList = this.insight.getPixelList();
		
		List> positionMap = getPosition();
		if(positionMap == null || positionMap.isEmpty()) {
			logger.info("No positions defined for setting the position map");
			return new NounMetadata(false, PixelDataType.BOOLEAN);
		}
		
		int size = positionMap.size();
		for(int i = 0; i < size; i++) {
			Map position = positionMap.get(i);
			if(position != null && !position.isEmpty()) {
				pixelList.get(i).setPositionMap(position);
			}
		}
		
		return new NounMetadata(true, PixelDataType.BOOLEAN);
	}

	/**
	 * Get the list of position maps
	 * @return
	 */
	private List> getPosition() {
		List> positionList = new Vector<>();
		// grab from noun store
		GenRowStruct grs = this.store.getNoun(POSITION);
		if(grs != null && grs.isEmpty()) {
			for(int i = 0; i < grs.size(); i++) {
				Object val = grs.get(i);
				if(val == null) {
					positionList.add(null);
				} else {
					positionList.add((Map) val);
				}
			}
			return positionList;
		}
		
		// else grab from current row
		for(int i = 0; i < this.curRow.size(); i++) {
			Object val = this.curRow.get(i);
			if(val == null) {
				positionList.add(null);
			} else {
				positionList.add((Map) val);
			}
		}
		
		// return the list
		return positionList;
	}
	
	@Override
	protected String getDescriptionForKey(String key) {
		if(key.equals(POSITION)) {
			return "The list of position maps containing {'top'=[value1], 'left'=[value2]} where value1,value2 are integers";
		}
		return super.getDescriptionForKey(key);
	}
	
}