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package prerna.reactor.map;

import java.util.ArrayList;
import java.util.List;
import java.util.Map;

import prerna.reactor.AbstractReactor;
import prerna.sablecc2.om.PixelDataType;
import prerna.sablecc2.om.nounmeta.NounMetadata;
import prerna.sablecc2.om.task.ITask;

public abstract class AbstractMapReactor extends AbstractReactor {

	protected Object getValue(NounMetadata noun) {
		PixelDataType nounType = noun.getNounType();
		if(nounType == PixelDataType.TASK) {
			ITask task = (ITask) noun.getValue();
			// iterate through the task to get the table data
			List data = task.flushOutIteratorAsGrid();
			return flushOutData(data);
		} else if(nounType == PixelDataType.FORMATTED_DATA_SET && noun.getValue() instanceof Map) {
			Map collectData = (Map) noun.getValue();
			if(collectData.containsKey("data")) {
				Map dataMap = (Map) collectData.get("data");
				Object values = dataMap.get("values");
				if(values != null && values instanceof List) {
					List data = (List) values;
					return flushOutData(data);
				}
			}
		}

		return noun.getValue();
	}
	
	/**
	 * Flush out the data
	 * @param data
	 * @return
	 */
	private List flushOutData(List data) {
		int size = data.size();
		List flushedOutCol = null;
		if(size > 0) {
			// see if we flush one or multiple columns
			// to see if we flush out a column
			// or just return as is
			boolean multi = data.get(0).length > 1;
			if(multi) {
				flushedOutCol = data;
			} else {
				flushedOutCol = new ArrayList