package eu.eudat.entities;


import java.io.Serializable;
import java.util.*;

import javax.persistence.*;

import org.hibernate.annotations.GenericGenerator;
import org.hibernate.annotations.Type;

import com.fasterxml.jackson.annotation.JsonIdentityInfo;
import com.fasterxml.jackson.annotation.ObjectIdGenerators;


@Entity
@Table(name = "\"DMP\"")
@NamedEntityGraphs({
        @NamedEntityGraph(
                name = "organisationsAndResearchers",
                attributeNodes = {@NamedAttributeNode("organisations"), @NamedAttributeNode("researchers")}),
        @NamedEntityGraph(
                name = "fullyDetailed",
                attributeNodes = {
                        @NamedAttributeNode("project"), @NamedAttributeNode("profile"),
                        @NamedAttributeNode("users"), @NamedAttributeNode("organisations"), @NamedAttributeNode("researchers")})
})
public class DMP implements Serializable, DataEntity<DMP> {

    public static Set<String> getHints() {
        return hints;
    }

    private static final Set<String> hints = new HashSet<>(Arrays.asList("organisationsAndResearchers", "fullyDetailed"));
    private static final long serialVersionUID = -8263056535208547615L;


    @Id
    @GeneratedValue
    @GenericGenerator(name = "uuid2", strategy = "uuid2")
    @Column(name = "\"ID\"", updatable = false, nullable = false, columnDefinition = "BINARY(16)")
    private UUID id;

    @Type(type = "org.hibernate.type.PostgresUUIDType")
    @Column(name = "\"Previous\"")
    private UUID previous;

    @Column(name = "\"Label\"")
    private String label;

    @Column(name = "\"Version\"")
    private Integer version;

    @OneToMany(mappedBy = "dmp", fetch = FetchType.LAZY)
    private Set<Dataset> dataset;


    @ManyToOne(fetch = FetchType.LAZY)
    @JoinColumn(name = "\"Project\"")
    private Project project;


    @Type(type = "eu.eudat.typedefinition.XMLType")
    @Column(name = "\"AssociatedDmps\"", columnDefinition = "xml", nullable = true)
    private String associatedDmps;

    @ManyToOne(fetch = FetchType.LAZY)
    @JoinColumn(name = "\"Profile\"")
    private DMPProfile profile;


    @ManyToOne(fetch = FetchType.EAGER)
    @JoinColumn(name = "\"Creator\"")
    private UserInfo creator;


    @OneToMany(fetch = FetchType.LAZY)
    @JoinTable(name = "\"DMPOrganisation\"",
            joinColumns = {@JoinColumn(name = "\"DMP\"", referencedColumnName = "\"ID\"")},
            inverseJoinColumns = {@JoinColumn(name = "\"Organisation\"", referencedColumnName = "\"ID\"")}
    )
    private Set<Organisation> organisations;


    @OneToMany(fetch = FetchType.LAZY)
    @JoinTable(name = "\"DMPResearcher\"",
            joinColumns = {@JoinColumn(name = "\"DMP\"", referencedColumnName = "\"ID\"")},
            inverseJoinColumns = {@JoinColumn(name = "\"Researcher\"", referencedColumnName = "\"ID\"")}
    )
    private Set<Researcher> researchers;


    @OneToMany(fetch = FetchType.LAZY)
    @JoinTable(name = "\"UserDMP\"",
            joinColumns = {@JoinColumn(name = "dmp", referencedColumnName = "\"ID\"")},
            inverseJoinColumns = {@JoinColumn(name = "usr", referencedColumnName = "id")}
    )
    private Set<UserInfo> users;


    @Column(name = "\"Status\"", nullable = false)
    private Short status;


    @Column(name = "\"Created\"")
    private Date created = null;

    @Column(name = "\"Modified\"")
    private Date modified = new Date();


    @Column(name = "\"Description\"")
    private String description;


    public String getDescription() {
        return description;
    }


    public void setDescription(String description) {
        this.description = description;
    }


    public UserInfo getCreator() {
        return creator;
    }


    public void setCreator(UserInfo creator) {
        this.creator = creator;
    }


    public Short getStatus() {
        return status;
    }


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


    public Date getCreated() {
        return created;
    }


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


    public Date getModified() {
        return modified;
    }


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


    public Set<UserInfo> getUsers() {
        return users;
    }

    public void setUsers(Set<UserInfo> users) {
        this.users = users;
    }


    public UUID getId() {
        return id;
    }

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

    public UUID getPrevious() {
        return previous;
    }

    public void setPrevious(UUID previous) {
        this.previous = previous;
    }

    public String getLabel() {
        return label;
    }

    public void setLabel(String label) {
        this.label = label;
    }

    public Integer getVersion() {
        return version;
    }

    public void setVersion(Integer version) {
        this.version = version;
    }

    public Project getProject() {
        return project;
    }

    public void setProject(Project project) {
        this.project = project;
    }

    public String getAssociatedDmps() {
        return associatedDmps;
    }

    public void setAssociatedDmps(String associatedDmps) {
        this.associatedDmps = associatedDmps;
    }

    public DMPProfile getProfile() {
        return profile;
    }

    public void setProfile(DMPProfile profile) {
        this.profile = profile;
    }

    public Set<Dataset> getDataset() {
        return dataset;
    }

    public void setDataset(Set<Dataset> dataset) {
        this.dataset = dataset;
    }

    public Set<Organisation> getOrganisations() {
        return organisations;
    }

    public void setOrganisations(Set<Organisation> organisations) {
        this.organisations = organisations;
    }

    public Set<Researcher> getResearchers() {
        return researchers;
    }

    public void setResearchers(Set<Researcher> researchers) {
        this.researchers = researchers;
    }

    @Override
    public void update(DMP entity) {
        this.setAssociatedDmps(entity.associatedDmps);
        this.label = entity.getLabel();
        this.status = entity.getStatus();
        this.created = entity.created;
        this.description = entity.getDescription();
        this.researchers = entity.getResearchers();
        this.organisations = entity.getOrganisations();
        if (entity.getUsers() != null) this.users = entity.getUsers();
    }

    @Override
    public Object[] getKeys() {
        return new UUID[]{this.id == null ? null : this.id};
    }



/*
	public String toString() {
		try {
			return new ObjectMapper().enable(SerializationFeature.INDENT_OUTPUT).writeValueAsString(this);
		} catch (JsonProcessingException e) {
			return "";
		}
	}
	
	*/

}