package com.armedia.acm.plugins.ecm.model;

/*-
 * #%L
 * ACM Service: Enterprise Content Management
 * %%
 * Copyright (C) 2014 - 2018 ArkCase LLC
 * %%
 * This file is part of the ArkCase software. 
 * 
 * If the software was purchased under a paid ArkCase license, the terms of 
 * the paid license agreement will prevail.  Otherwise, the software is 
 * provided under the following open source license terms:
 * 
 * ArkCase is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *  
 * ArkCase 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 Lesser General Public License for more details.
 * 
 * You should have received a copy of the GNU Lesser General Public License
 * along with ArkCase. If not, see <http://www.gnu.org/licenses/>.
 * #L%
 */

import com.armedia.acm.camelcontext.arkcase.cmis.ArkCaseCMISConstants;
import com.armedia.acm.core.AcmObject;
import com.armedia.acm.data.AcmEntity;
import com.armedia.acm.data.converter.BooleanToStringConverter;
import com.armedia.acm.services.participants.model.AcmAssignedObject;
import com.armedia.acm.services.participants.model.AcmParticipant;
import com.fasterxml.jackson.annotation.JsonIdentityInfo;
import com.fasterxml.jackson.annotation.JsonIgnore;
import com.google.common.base.Objects;
import com.voodoodyne.jackson.jsog.JSOGGenerator;

import org.apache.commons.lang.builder.ToStringBuilder;
import org.apache.logging.log4j.Logger;
import org.apache.logging.log4j.LogManager;

import javax.persistence.CascadeType;
import javax.persistence.Column;
import javax.persistence.Convert;
import javax.persistence.Entity;
import javax.persistence.FetchType;
import javax.persistence.GeneratedValue;
import javax.persistence.GenerationType;
import javax.persistence.Id;
import javax.persistence.JoinColumn;
import javax.persistence.JoinColumns;
import javax.persistence.ManyToOne;
import javax.persistence.OneToMany;
import javax.persistence.PrePersist;
import javax.persistence.PreUpdate;
import javax.persistence.Table;
import javax.persistence.TableGenerator;
import javax.persistence.Temporal;
import javax.persistence.TemporalType;

import java.io.Serializable;
import java.util.ArrayList;
import java.util.Date;
import java.util.List;

@Entity
@Table(name = "acm_folder")
@JsonIdentityInfo(generator = JSOGGenerator.class)
public class AcmFolder implements AcmEntity, Serializable, AcmObject, AcmAssignedObject
{

    private static final long serialVersionUID = -1087924246860797061L;

    private transient final Logger LOG = LogManager.getLogger(getClass());

    @Id
    @TableGenerator(name = "acm_folder_gen", table = "acm_folder_id", pkColumnName = "cm_seq_name", valueColumnName = "cm_seq_num", pkColumnValue = "acm_folder", initialValue = 100, allocationSize = 1)
    @GeneratedValue(strategy = GenerationType.TABLE, generator = "acm_folder_gen")
    @Column(name = "cm_folder_id")
    private Long id;

    @Column(name = "cm_folder_created", nullable = false, insertable = true, updatable = false)
    @Temporal(TemporalType.TIMESTAMP)
    private Date created;

    @Column(name = "cm_folder_creator", insertable = true, updatable = false)
    private String creator;

    @Column(name = "cm_folder_modified", nullable = false)
    @Temporal(TemporalType.TIMESTAMP)
    private Date modified;

    @Column(name = "cm_folder_modifier")
    private String modifier;

    @Column(name = "cm_folder_name")
    private String name;

    @Column(name = "cm_folder_cmis_repository_id", nullable = false)
    private String cmisRepositoryId;

    @Column(name = "cm_cmis_folder_id")
    private String cmisFolderId;

    @ManyToOne
    @JoinColumn(name = "cm_parent_folder_id", referencedColumnName = "cm_folder_id")
    private AcmFolder parentFolder;

    @JsonIgnore
    @OneToMany(mappedBy = "parentFolder")
    private List<AcmFolder> childrenFolders;

    @Column(name = "cm_folder_status")
    private String status = "ACTIVE";

    @Column(name = "cm_object_type", insertable = true, updatable = false)
    private String objectType = AcmFolderConstants.OBJECT_FOLDER_TYPE;

    @OneToMany(cascade = CascadeType.ALL, fetch = FetchType.EAGER, orphanRemoval = true)
    @JoinColumns({ @JoinColumn(name = "cm_object_id", referencedColumnName = "cm_folder_id"),
            @JoinColumn(name = "cm_object_type", referencedColumnName = "cm_object_type") })
    private List<AcmParticipant> participants = new ArrayList<>();

    @Column(name = "cm_folder_restricted_flag", nullable = false)
    @Convert(converter = BooleanToStringConverter.class)
    private Boolean restricted = Boolean.FALSE;

    @Column(name = "cm_folder_is_link", nullable = false)
    @Convert(converter = BooleanToStringConverter.class)
    private Boolean link = Boolean.FALSE;

    @PrePersist
    protected void beforeInsert()
    {
        setupChildPointers();
        setDefaultCmisRepositoryId();
    }

    @PreUpdate
    protected void beforeUpdate()
    {
        setupChildPointers();
        setDefaultCmisRepositoryId();
    }

    protected void setupChildPointers()
    {
        for (AcmParticipant ap : getParticipants())
        {
            ap.setObjectId(getId());
            ap.setObjectType(getObjectType());
        }
    }

    protected void setDefaultCmisRepositoryId()
    {
        if (getCmisRepositoryId() == null)
        {
            setCmisRepositoryId(ArkCaseCMISConstants.DEFAULT_CMIS_REPOSITORY_ID);
        }
    }

    @Override
    public Date getCreated()
    {
        return created;
    }

    @Override
    public void setCreated(Date created)
    {
        this.created = created;
    }

    @Override
    public String getCreator()
    {
        return creator;
    }

    @Override
    public void setCreator(String creator)
    {
        this.creator = creator;
    }

    @Override
    public Date getModified()
    {
        return modified;
    }

    @Override
    public void setModified(Date modified)
    {
        this.modified = modified;
    }

    @Override
    public String getModifier()
    {
        return modifier;
    }

    @Override
    public void setModifier(String modifier)
    {
        this.modifier = modifier;
    }

    @JsonIgnore
    @Override
    public String getObjectType()
    {
        return objectType;
    }

    public void setObjectType(String objectType)
    {
        this.objectType = objectType;
    }

    @Override
    public Long getId()
    {
        return id;
    }

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

    public String getName()
    {
        return name;
    }

    public void setName(String name)
    {
        this.name = name;
    }

    public String getCmisRepositoryId()
    {
        return cmisRepositoryId;
    }

    public void setCmisRepositoryId(String cmisRepositoryId)
    {
        this.cmisRepositoryId = cmisRepositoryId;
    }

    public String getCmisFolderId()
    {
        return cmisFolderId;
    }

    public void setCmisFolderId(String cmisFolderId)
    {
        this.cmisFolderId = cmisFolderId;
    }

    public AcmFolder getParentFolder()
    {
        return parentFolder;
    }

    public void setParentFolder(AcmFolder parentFolder)
    {
        this.parentFolder = parentFolder;
    }

    public List<AcmFolder> getChildrenFolders()
    {
        return childrenFolders;
    }

    public void setChildrenFolders(List<AcmFolder> childrenFolders)
    {
        this.childrenFolders = childrenFolders;
    }

    @Override
    public List<AcmParticipant> getParticipants()
    {
        return participants;
    }

    @Override
    public void setParticipants(List<AcmParticipant> participants)
    {
        this.participants = participants;
    }

    @Override
    public String getStatus()
    {
        return status;
    }

    public void setStatus(String status)
    {
        this.status = status;
    }

    @Override
    public Boolean getRestricted()
    {
        return restricted;
    }

    public void setRestricted(Boolean restricted)
    {
        this.restricted = restricted;
    }

    public Boolean isLink()
    {
        return link;
    }

    public void setLink(Boolean link)
    {
        this.link = link;
    }

    @Override
    public String toString()
    {
        return ToStringBuilder.reflectionToString(this);
    }

    @Override
    public boolean equals(Object o)
    {
        if (this == o)
            return true;
        if (o == null || getClass() != o.getClass())
            return false;
        AcmFolder acmFolder = (AcmFolder) o;
        return Objects.equal(id, acmFolder.id);
    }

    @Override
    public int hashCode()
    {
        return Objects.hashCode(id);
    }
}