/**
 * ============LICENSE_START====================================================
 * org.onap.aaf
 * ===========================================================================
 * Copyright (c) 2018 AT&T Intellectual Property. All rights reserved.
 * ===========================================================================
 * 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.
 * ============LICENSE_END====================================================
 *
 */
package org.onap.aaf.auth.batch.approvalsets;

import java.text.ParseException;
import java.util.Date;
import java.util.List;

import org.onap.aaf.cadi.util.CSV.Writer;
import org.onap.aaf.misc.env.util.Chrono;

public class Pending {
	public static final String REMIND = "remind";
	
	int qty;
	boolean hasNew;
	Date earliest;
	
	/**
	 * Use this Constructor when there is no Last Notified Date
	 */
	public Pending() {
		qty = 1;
		hasNew = true;
		earliest = null;
	}

	/**
	 * Use this constructor to indicate when last Notified
	 * @param last_notified
	 */
	public Pending(Date last_notified) {
		qty = 1;
		hasNew = last_notified==null;
		earliest = last_notified;
	}

	/**
	 * Create from CSV Row
	 * @param row
	 * @throws ParseException
	 */
	public Pending(List<String> row) throws ParseException {
		hasNew = Boolean.parseBoolean(row.get(2));
		String d = row.get(3);
		if(d==null || d.isEmpty()) {
			earliest = null;
		} else {
			earliest = Chrono.dateOnlyFmt.parse(d);
		}
		qty = Integer.parseInt(row.get(4));
	}

	/**
	 *  Write CSV Row
	 * @param approveCW
	 * @param key
	 */
	public void row(Writer approveCW, String key) {
		approveCW.row(REMIND,key,hasNew,Chrono.dateOnlyStamp(earliest),qty);
	}

	public void inc() {
		++qty;
	}
	
	public void inc(Pending value) {
		qty+=value.qty;
	}

	public void earliest(Date lastnotified) {
		if(lastnotified==null) {
			hasNew=true;
		} else if (earliest==null || lastnotified.before(earliest)) {
			earliest = lastnotified;
		}
	}
	
	public int qty() {
		return qty;
	}
	
	public Date earliest() {
		return earliest;
	}
	
	public boolean newApprovals() {
		return hasNew;
	}

}