/*-
 * ============LICENSE_START=======================================================
 * ECOMP Policy Engine
 * ================================================================================
 * Copyright (C) 2017 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.openecomp.policy.controlloop.policy.guard;

import java.util.Collections;
import java.util.LinkedList;
import java.util.List;
import java.util.Map;

public class Constraint {

	private Integer num;
	private String duration;
	private Map<String, String> time_in_range;
	
	private List<String> blacklist;
	
	public Constraint() {
		// Do Nothing empty constructor. 
	}
	
	public Integer getNum() {
		return num;
	}

	public void setNum(Integer num) {
		this.num = num;
	}

	public String getDuration() {
		return duration;
	}

	public void setDuration(String duration) {
		this.duration = duration;
	}

	public Map<String, String> getTime_in_range() {
		return time_in_range;
	}

	public void setTime_in_range(Map<String, String> time_in_range) {
		this.time_in_range = time_in_range;
	}

	public List<String> getBlacklist() {
		return blacklist;
	}

	public void setBlacklist(List<String> blacklist) {
		this.blacklist = blacklist;
	}

	public Constraint(Integer num, String duration) {
		this.num = num;
		this.duration = duration;
	}
	
	public Constraint(List<String> blacklist) {
		this.blacklist = new LinkedList<>(blacklist);
		
	}

	public Constraint(Map<String, String> time_in_range, List<String> blacklist) {
		if (time_in_range != null) {
			this.time_in_range = Collections.unmodifiableMap(time_in_range);
		}
		this.blacklist = new LinkedList<>(blacklist);
	}
	
	public Constraint(Integer num, String duration, List<String> blacklist) {
		this.num = num;
		this.duration = duration;
		this.blacklist = new LinkedList<>(blacklist);
	}
	
	public Constraint(Integer num, String duration, Map<String, String> time_in_range) {
		this(num, duration);
		if (time_in_range != null) {
			this.time_in_range = Collections.unmodifiableMap(time_in_range);
		}
	}
	
	public Constraint(Integer num, String duration, Map<String, String> time_in_range, List<String> blacklist) {
		this(num, duration);
		if (time_in_range != null) {
			this.time_in_range = Collections.unmodifiableMap(time_in_range);
		}
		this.blacklist = new LinkedList<>(blacklist);
	}
	
	public Constraint(Constraint constraint) {
		this.num = constraint.num;
		this.duration = constraint.duration;
		if (constraint.time_in_range != null) {
			this.time_in_range = Collections.unmodifiableMap(constraint.time_in_range);
		}
		this.blacklist = new LinkedList<>(constraint.blacklist);
	}
	
	public boolean isValid() {
		return ((num == null && duration != null)|| (duration == null && num != null))? false : true;
	}
	
	@Override
	public String toString() {
		return "Constraint [num=" + num + ", duration=" + duration + ", time_in_range=" + time_in_range + ", blacklist=" + blacklist + "]";
	}

	@Override
	public int hashCode() {
		final int prime = 31;
		int result = 1;
		result = prime * result + ((num == null) ? 0 : num.hashCode());
		result = prime * result + ((duration == null) ? 0 : duration.hashCode());
		result = prime * result + ((time_in_range == null) ? 0 : time_in_range.hashCode());
		result = prime * result + ((blacklist == null) ? 0 : blacklist.hashCode());
		return result;
	}

	@Override
	public boolean equals(Object obj) {
		if (this == obj)
			return true;
		if (obj == null)
			return false;
		if (getClass() != obj.getClass())
			return false;
		Constraint other = (Constraint) obj;
		if (num == null) {
			if (other.num != null) 
				return false;
		} else if (!num.equals(other.num))
			return false;
		if (duration == null) {
			if (other.duration != null)
				return false;
		} else if (!duration.equals(other.duration))
			return false;
		if (time_in_range == null) {
			if (other.time_in_range != null)
				return false;
		} else if (!time_in_range.equals(other.time_in_range))
			return false;
		if (blacklist == null) {
			if (other.blacklist != null)
				return false;
		} else if (!blacklist.equals(other.blacklist))
			return false;
		return true;
	}
}