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package prerna.reactor.qs;

import java.util.List;

import prerna.om.HeadersException;
import prerna.query.querystruct.AbstractQueryStruct;

public class AsReactor extends AbstractQueryStructReactor {

	@Override
	protected AbstractQueryStruct createQueryStruct() {
		//add the inputs from the store as well as this operation
		// first is all the inputs
		// really has one job pick the parent.. 
		// replace the as Name
		// the as name could come in as an array too
		// for now I will go with the name
		List aliasInput = curRow.getAllStrValues();

		if(this.parentReactor != null && aliasInput != null && !aliasInput.isEmpty()) {
			int size = aliasInput.size();
			String[] aliasArray = new String[size];
			HeadersException headerChecker = HeadersException.getInstance();
			
			// I need to make sure there are no __ since it causes issues
			for(int i = 0; i < size; i++) {
				String origHeader = aliasInput.get(i).replaceAll("_{2}", "_");
				aliasArray[i] = headerChecker.recursivelyFixHeaders(origHeader, aliasArray);
			}
			parentReactor.setAs(aliasArray);
		}
		
		return qs;
	}
	
	@Override
	public void mergeUp() {
		// merge this reactor into the parent reactor
		init();
		createQueryStruct();
	}
}