package org.emau.icmvc.ganimed.ttp.cm2.model;

/*-
 * ###license-information-start###
 * gICS - a Generic Informed Consent Service
 * __
 * Copyright (C) 2014 - 2023 Trusted Third Party of the University Medicine Greifswald -
 * 							kontakt-ths@uni-greifswald.de
 *
 * 							concept and implementation
 * 							l.geidel, c.hampf
 * 							web client
 * 							a.blumentritt, m.bialke, f.m.moser
 * 							fhir-api
 * 							m.bialke
 * 							docker
 * 							r. schuldt
 *
 * 							The gICS was developed by the University Medicine Greifswald and published
 * 							in 2014 as part of the research project "MOSAIC" (funded by the DFG HO 1937/2-1).
 *
 * 							Selected functionalities of gICS were developed as
 * 							part of the following research projects:
 * 							- MAGIC (funded by the DFG HO 1937/5-1)
 * 							- MIRACUM (funded by the German Federal Ministry of Education and Research 01ZZ1801M)
 * 							- NUM-CODEX (funded by the German Federal Ministry of Education and Research 01KX2021)
 *
 * 							please cite our publications
 * 							https://doi.org/10.1186/s12911-022-02081-4
 * 							https://doi.org/10.1186/s12967-020-02457-y
 * 							http://dx.doi.org/10.3414/ME14-01-0133
 * 							http://dx.doi.org/10.1186/s12967-015-0545-6
 * 							http://dx.doi.org/10.3205/17gmds146
 * __
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Affero General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU Affero General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 * ###license-information-end###
 */

import java.io.Serializable;
import java.sql.Timestamp;
import java.util.ArrayList;
import java.util.List;

import javax.persistence.CascadeType;
import javax.persistence.Column;
import javax.persistence.Entity;
import javax.persistence.FetchType;
import javax.persistence.GeneratedValue;
import javax.persistence.GenerationType;
import javax.persistence.Id;
import javax.persistence.OneToMany;
import javax.persistence.Table;
import javax.persistence.TableGenerator;

import org.eclipse.persistence.annotations.BatchFetch;
import org.eclipse.persistence.annotations.BatchFetchType;
import org.eclipse.persistence.annotations.Cache;
import org.eclipse.persistence.config.CacheIsolationType;

/**
 * zusammenfassung mehrerer fremd-ids, eine reale person kann mehreren virtuellen zugeordnet sein<br>
 * wird nur benoetig, da die id einer person teil des keys eines consents ist
 *
 * @author geidell
 *
 */
@Entity
@Table(name = "virtual_person")
@TableGenerator(name = "virtual_person_index", table = "sequence", initialValue = 0, allocationSize = 50)
@Cache(isolation = CacheIsolationType.ISOLATED)
public class VirtualPerson implements Serializable
{
	private static final long serialVersionUID = -4769342973434591361L;
	@Id
	@GeneratedValue(strategy = GenerationType.TABLE, generator = "virtual_person_index")
	private Long id;
	@OneToMany(mappedBy = "virtualPerson", fetch = FetchType.LAZY, cascade = CascadeType.ALL)
	@BatchFetch(BatchFetchType.IN)
	private List<VirtualPersonSignerId> virtualPersonSignerIds = new ArrayList<>();
	@Column(name = "CREATE_TIMESTAMP", nullable = false)
	private Timestamp createTimestamp;

	public VirtualPerson()
	{
		super();
		// virtualPersonSignerIds: henne-ei-problem, relation muss bei create virtual person gesetzt werden!
		Timestamp timestamp = new Timestamp(System.currentTimeMillis());
		this.createTimestamp = timestamp;
		// zuweisung hier, da eclipse das feld sonst final setzt - das gibt dann ne zugrifsverletzung, wenn jpa das setzen moechte ...
		virtualPersonSignerIds = new ArrayList<>();
	}

	public Long getId()
	{
		return id;
	}

	public List<VirtualPersonSignerId> getVirtualPersonSignerIds()
	{
		return virtualPersonSignerIds;
	}

	public Timestamp getCreateTimestamp()
	{
		return createTimestamp;
	}

	public void setCreateTimestamp(Timestamp createTimestamp)
	{
		this.createTimestamp = createTimestamp;
	}

	@Override
	public int hashCode()
	{
		final int prime = 31;
		int result = 1;
		result = prime * result + (id == null ? 0 : id.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;
		}
		VirtualPerson other = (VirtualPerson) obj;
		if (id == null)
		{
			if (other.id != null)
			{
				return false;
			}
		}
		else if (!id.equals(other.id))
		{
			return false;
		}
		return true;
	}

	@Override
	public String toString()
	{
		StringBuilder sb = new StringBuilder("virtual person with the following ids:\n");
		for (VirtualPersonSignerId virtualPersonSignerId : virtualPersonSignerIds)
		{
			sb.append(virtualPersonSignerId + "\n");
		}
		return sb.toString();
	}
}
