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package jscl.math.operator.number;

import jscl.math.*;
import jscl.math.operator.Operator;

import javax.annotation.Nonnull;

public class PrimitiveRoots extends Operator {

	public static final String NAME = "primitiveroots";

	public PrimitiveRoots(Generic integer) {
		super(NAME, new Generic[]{integer});
	}

	private PrimitiveRoots(Generic parameters[]) {
		super(NAME, parameters);
	}

	@Override
	public int getMinParameters() {
		return 1;
	}

	public Generic selfExpand() {
		try {
			JsclInteger en = parameters[0].integerValue();
			Generic a[] = en.primitiveRoots();
			return new JsclVector(a.length > 0 ? a : new Generic[]{JsclInteger.valueOf(0)});
		} catch (NotIntegerException e) {
		}
		return expressionValue();
	}

	@Nonnull
	@Override
	public Operator newInstance(@Nonnull Generic[] parameters) {
		return new PrimitiveRoots(parameters);
	}

	@Nonnull
	public Variable newInstance() {
		return new PrimitiveRoots((Generic) null);
	}
}