com.balajeetm.mystique.core.bean.ConditionMystTurn Maven / Gradle / Ivy

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/*
 * Copyright (c) Balajee TM 2016.
 * All rights reserved.
 * License -  @see 
 */

/*
 * Created on 25 Aug, 2016 by balajeetm
 */
package com.balajeetm.mystique.core.bean;

import java.util.List;

import org.springframework.stereotype.Component;

import com.balajeetm.mystique.util.gson.bean.lever.MysCon;
import com.google.gson.JsonElement;
import com.google.gson.JsonObject;
import com.google.gson.JsonPrimitive;

/**
 * The Class ConditionMystTurn.
 *
 * @author balajeetm
 */
@Component
public class ConditionMystTurn extends AbstractMystTurn {

	/* (non-Javadoc)
	 * @see com.futuresight.util.mystique.AbstractMystique#transmute(java.util.List, com.google.gson.JsonObject, com.google.gson.JsonObject)
	 */
	@Override
	protected JsonElement transmute(List source, JsonObject deps, JsonObject aces, JsonObject turn) {
		JsonElement transform = null;
		JsonElement elementSource = mystiqueLever.getFirst(source);
		turn = mystiqueLever.getAsJsonObject(turn, new JsonObject());
		JsonElement granularSource = getGranularSource(elementSource, turn, deps, aces);
		JsonElement value = turn.get(MysCon.VALUE);
		Boolean equals = isEquals(granularSource, value);
		JsonObject defaultJson = mystiqueLever.getAsJsonObject(turn.get(String.valueOf(equals)));
		transform = mystiqueLever.isNull(defaultJson) ? new JsonPrimitive(equals) : transformToDefault(defaultJson,
				source, deps, aces);
		return transform;
	}

	/**
	 * Checks if is equals.
	 *
	 * @param source the source
	 * @param expected the expected
	 * @return the boolean
	 */
	private Boolean isEquals(JsonElement source, JsonElement expected) {
		Boolean isEqual = Boolean.FALSE;
		// This is to check the existence case. The condition is to check the existence of the element
		if (null == expected) {
			if (mystiqueLever.isNotNull(source)) {
				isEqual = Boolean.TRUE;
			}
		}
		else {
			if (mystiqueLever.isNull(source) && expected.isJsonNull()) {
				isEqual = Boolean.TRUE;
			}
			isEqual = expected.equals(source);
		}
		return isEqual;
	}
}