/*-
 * ============LICENSE_START=======================================================
 * ONAP-REST
 * ================================================================================
 * 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.onap.policy.rest.jpa;

import java.io.Serializable;
import java.sql.Timestamp;
import java.util.Date;
import java.util.Objects;

import javax.persistence.Column;
import javax.persistence.Entity;
import javax.persistence.GeneratedValue;
import javax.persistence.GenerationType;
import javax.persistence.Id;
import javax.persistence.NamedQueries;
import javax.persistence.NamedQuery;
import javax.persistence.PrePersist;
import javax.persistence.PreUpdate;
import javax.persistence.Table;
import javax.persistence.Temporal;
import javax.persistence.TemporalType;


@Entity
@Table(name="PolicyVersion")
@NamedQueries({
	@NamedQuery(name="PolicyVersion.findAll", query="SELECT p FROM PolicyVersion p"),
	@NamedQuery(name="PolicyVersion.deleteAll", query="DELETE FROM PolicyVersion WHERE 1=1"),
	@NamedQuery(name="PolicyVersion.findByPolicyName", query="Select p from PolicyVersion p where p.policyName=:pname"),
	@NamedQuery(name="PolicyVersion.findAllCount", query="SELECT COUNT(p) FROM PolicyVersion p")
})
public class PolicyVersion implements Serializable {
	private static final long serialVersionUID = 1L;

	@Id
	@GeneratedValue(strategy = GenerationType.AUTO)
	
	@Column(name="id")
	private int id;

	@Column(name="POLICY_NAME", nullable=false, length=255)
	private String policyName;	
	
	@Column(name="ACTIVE_VERSION")
	private int activeVersion;
	
	@Column(name="HIGHEST_VERSION")
	private int higherVersion;
	
	@Temporal(TemporalType.TIMESTAMP)
	@Column(name="created_date", nullable=false)
	private Date createdDate;
	
	
	public int getActiveVersion() {
		return activeVersion;
	}

	public void setActiveVersion(int activeVersion) {
		this.activeVersion = activeVersion;
	}

	public int getHigherVersion() {
		return higherVersion;
	}

	public void setHigherVersion(int higherVersion) {
		this.higherVersion = higherVersion;
	}

	@Column(name="CREATED_BY", nullable=false, length=45)
	private String createdBy;
	
	@Temporal(TemporalType.TIMESTAMP)
	@Column(name="modified_date", nullable=false)
	private Date modifiedDate;
	
	
	@Column(name="modified_by", nullable=false, length=45)
	private String modifiedBy;

	public PolicyVersion(String domain, String loginUserId) {
		this(domain);
		this.createdBy = loginUserId;
		this.modifiedBy = loginUserId;
	}
	
	public PolicyVersion(String domain) {
		this.policyName = domain;
	}
	
	public PolicyVersion(){
		// Empty constructor
	}
	
	@PrePersist
	public void	prePersist() {
		Date date = new Date();
		this.createdDate = date;
		this.modifiedDate = date;
	}

	@PreUpdate
	public void preUpdate() {
		this.modifiedDate =  new Date();
	}
	
	public int getId() {
		return id;
	}

	public void setId(int id) {
		this.id = id;
	}

	public String getPolicyName() {
		return policyName;
	}

	public void setPolicyName(String policyName) {
		this.policyName = policyName;
	}
	
	public Date getCreatedDate() {
		return createdDate;
	}

	public void setCreatedDate(Timestamp createdDate) {
		this.createdDate = createdDate;
	}

	public String getCreatedBy() {
		return createdBy;
	}

	public void setCreatedBy(String createdBy) {
		this.createdBy = createdBy;
	}

	public Date getModifiedDate() {
		return modifiedDate;
	}

	public void setModifiedDate(Date modifiedDate) {
		this.modifiedDate = modifiedDate;
	}

	public String getModifiedBy() {
		return modifiedBy;
	}

	public void setModifiedBy(String modifiedBy) {
		this.modifiedBy = modifiedBy;
	}
	
	@Override
	public int hashCode() {
	return Objects.hash(id, policyName,	activeVersion, higherVersion, createdDate, 
			createdBy, modifiedDate, modifiedBy);
	}

	@Override
	public boolean equals(Object obj) {
		if(obj == null){
			return false;
		}
		if(obj == this){
			return true;
		}
		if(!(obj instanceof PolicyVersion)){
			return false;
		}

		PolicyVersion p = (PolicyVersion) obj;
		
		return id == p.id &&
				policyName.equals(p.policyName) &&
				activeVersion == p.activeVersion &&
				higherVersion == p.higherVersion &&
				createdDate.equals(p.createdDate) &&
				createdBy.equals(p.createdBy) &&
				modifiedDate.equals(p.modifiedDate) &&
				modifiedBy.equals(p.modifiedBy);
	}

}