AjahApiConvert.java

/*
 *  Copyright 2014 Eric F. Savage, code@efsavage.com
 *
 *   Licensed under the Apache License, Version 2.0 (the "License");
 *   you may not use this file except in compliance with the License.
 *   You may obtain a copy of the License at
 *
 *       http://www.apache.org/licenses/LICENSE-2.0
 *
 *   Unless required by applicable law or agreed to in writing, software
 *   distributed under the License is distributed on an "AS IS" BASIS,
 *   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *   See the License for the specific language governing permissions and
 *   limitations under the License.
 */
package com.ajah.rest.api.model;

import com.ajah.rest.api.model.relay.IdentifiableEnumRelay;
import com.ajah.rest.api.model.relay.user.UserNameRelay;
import com.ajah.rest.api.model.relay.user.UserRelay;
import com.ajah.user.User;
import com.ajah.user.UserType;
import com.ajah.user.info.UserInfo;
import com.ajah.util.IdentifiableEnum;
import com.ajah.util.StringUtils;

/**
 * Converts any enum implementing {@link IdentifiableEnum} to an
 * {@link IdentifiableEnumRelay}.
 * 
 * @author <a href="http://efsavage.com">Eric F. Savage</a>,
 *         <a href="mailto:code@efsavage.com">code@efsavage.com</a>.
 * 
 */
public class AjahApiConvert {

	/**
	 * Converts any enum implementing {@link IdentifiableEnum} to an
	 * {@link IdentifiableEnumRelay}.
	 * 
	 * @param identifiableEnum
	 *            The enum to convert. If null will return null.
	 * @return The converted enum, or null.
	 */
	public static <K extends Comparable<K>> IdentifiableEnumRelay<K> convert(final IdentifiableEnum<K> identifiableEnum) {
		if (identifiableEnum == null) {
			return null;
		}
		final IdentifiableEnumRelay<K> relay = new IdentifiableEnumRelay<>();
		relay.id = identifiableEnum.getId();
		relay.code = identifiableEnum.getCode();
		relay.name = identifiableEnum.getName();
		return relay;
	}

	public static UserRelay convert(final User user, final UserInfo userInfo, final boolean status, final boolean type) {
		if (user == null) {
			return null;
		}
		final UserRelay userRelay = new UserRelay();
		userRelay.id = user.getId().toString();
		userRelay.username = user.getUsername();
		if (status) {
			userRelay.status = AjahApiConvert.convert(user.getStatus());
		}
		if (type) {
			userRelay.type = AjahApiConvert.convert(user.getType());
		}
		if (userInfo != null) {
			userRelay.name = new UserNameRelay();
			userRelay.name.first = userInfo.getFirstName();
			userRelay.name.middle = userInfo.getMiddleName();
			userRelay.name.last = userInfo.getLastName();
			userRelay.name.display = userInfo.getFullName();
		}
		if (user.getType() == UserType.BOT) {
			userRelay.avatar = "robot";
		} else {
			userRelay.avatar = StringUtils.right(user.getId().toString(), 6);
		}
		return userRelay;
	}

}