package eu.eudat.models.dmp;

import eu.eudat.data.entities.DMP;
import eu.eudat.data.entities.DMPProfile;
import eu.eudat.models.DataModel;
import eu.eudat.models.dynamicfields.DynamicFieldWithValue;
import eu.eudat.models.entities.xmlmodels.dmpprofiledefinition.DataManagementPlanProfile;
import eu.eudat.models.helpermodels.Tuple;
import eu.eudat.models.project.Project;
import eu.eudat.models.userinfo.UserInfo;
import eu.eudat.utilities.builders.XmlBuilder;
import net.minidev.json.JSONObject;
import org.w3c.dom.Document;
import org.w3c.dom.Element;
import org.w3c.dom.Node;
import org.w3c.dom.NodeList;

import java.util.*;
import java.util.stream.Collectors;

public class DataManagementPlan implements DataModel<DMP, DataManagementPlan> {
    private UUID id;
    private String label;
    private UUID groupId;
    private Tuple<UUID, String> profile;
    private int version;
    private int status;
    private String description;
    private List<AssociatedProfile> profiles;
    private eu.eudat.models.project.Project project;
    private List<Organisation> organisations;
    private List<Researcher> researchers;
    private List<UserInfo> associatedUsers;
    private DataManagementPlanProfile definition;
    private eu.eudat.models.userinfo.UserInfo creator;
    private Date created;
    private List<DynamicFieldWithValue> dynamicFields;
    private Map<String, Object> properties;

    public UUID getId() {
        return id;
    }

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

    public Tuple<UUID, String> getProfile() {
        return profile;
    }

    public void setProfile(Tuple<UUID, String> profile) {
        this.profile = profile;
    }

    public String getLabel() {
        return label;
    }

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

    public UUID getGroupId() {
        return groupId;
    }

    public void setGroupId(UUID groupId) {
        this.groupId = groupId;
    }

    public List<UserInfo> getAssociatedUsers() {
        return associatedUsers;
    }

    public void setAssociatedUsers(List<UserInfo> associatedUsers) {
        this.associatedUsers = associatedUsers;
    }

    public int getVersion() {
        return version;
    }

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

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

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

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

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

    public int getStatus() {
        return status;
    }

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

    public Project getProject() {
        return project;
    }

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

    public eu.eudat.models.userinfo.UserInfo getCreator() {
        return creator;
    }

    public void setCreator(eu.eudat.models.userinfo.UserInfo creator) {
        this.creator = creator;
    }

    public List<AssociatedProfile> getProfiles() {
        return profiles;
    }

    public void setProfiles(List<AssociatedProfile> profiles) {
        this.profiles = profiles;
    }

    public Date getCreated() {
        return created;
    }

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

    public String getDescription() {
        return description;
    }

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

    public DataManagementPlanProfile getDefinition() {
        return definition;
    }

    public void setDefinition(DataManagementPlanProfile definition) {
        this.definition = definition;
    }

    public Map<String, Object> getProperties() {
        return properties;
    }

    public void setProperties(Map<String, Object> properties) {
        this.properties = properties;
    }

    public List<DynamicFieldWithValue> getDynamicFields() {
        return dynamicFields;
    }

    public void setDynamicFields(List<DynamicFieldWithValue> dynamicFields) {
        this.dynamicFields = dynamicFields;
    }

    @Override
    public DataManagementPlan fromDataModel(DMP entity) {
        this.id = entity.getId();
        this.profile = entity.getProfile() != null ? new Tuple<UUID, String>(entity.getProfile().getId(), entity.getProfile().getLabel()) : null;
        this.organisations = entity.getOrganisations().stream().map(item -> new Organisation().fromDataModel(item)).collect(Collectors.toList());
        this.researchers = entity.getResearchers().stream().map(item -> new Researcher().fromDataModel(item)).collect(Collectors.toList());
        this.version = entity.getVersion();
        this.groupId = this.groupId == null ? null : this.groupId;
        this.label = entity.getLabel();
        this.project = new Project();
        this.properties = entity.getProperties() != null ? new org.json.JSONObject(entity.getProperties()).toMap() : null;
        this.project.fromDataModel(entity.getProject());
        this.creator = new eu.eudat.models.userinfo.UserInfo();
        this.groupId = entity.getGroupId();
        this.definition = entity.getProfile() == null ? null : new DataManagementPlanProfile().fromXml(XmlBuilder.fromXml(entity.getProfile().getDefinition()).getDocumentElement());
        if (this.definition != null && this.definition.getFields() != null && !this.definition.getFields().isEmpty() && this.properties != null) {
            this.definition.getFields().forEach(item -> {
                Optional<Map<String, Object>> fieldOptional = ((List<Map<String, Object>>) this.properties.get("fields")).stream().filter(field -> field.get("id").equals(item.getId().toString())).findFirst();
                item.setValue(fieldOptional.orElse(null).get("value"));
            });
        }
        if (entity.getCreator() != null) this.creator.fromDataModel(entity.getCreator());

        if (entity.getAssociatedDmps() != null && !entity.getAssociatedDmps().isEmpty()) {
            Document viewStyleDoc = XmlBuilder.fromXml(entity.getAssociatedDmps());
            Element item = (Element) viewStyleDoc.getElementsByTagName("profiles").item(0);
            this.profiles = new LinkedList<>();
            if (item != null) {
                NodeList associatedProfilesElement = item.getChildNodes();
                for (int temp = 0; temp < associatedProfilesElement.getLength(); temp++) {
                    Node associatedProfileElement = associatedProfilesElement.item(temp);
                    if (associatedProfileElement.getNodeType() == Node.ELEMENT_NODE) {
                        this.profiles.add(new AssociatedProfile().fromXml((Element) associatedProfileElement));
                    }
                }
            }
        }
        this.created = entity.getCreated();
        this.description = entity.getDescription();
        this.associatedUsers = entity.getUsers().stream().map(item -> new UserInfo().fromDataModel(item)).collect(Collectors.toList());
        return this;
    }

    @Override
    public DMP toDataModel() throws Exception {
        DMP dataManagementPlanEntity = new DMP();
        if (this.profile != null) {
            DMPProfile dmpProfile = new DMPProfile();
            dmpProfile.setId(this.profile.getId());
            dataManagementPlanEntity.setProfile(dmpProfile);
        }
        dataManagementPlanEntity.setId(this.id);
        if (this.organisations != null && !this.organisations.isEmpty())
            dataManagementPlanEntity.setOrganisations(new HashSet<>(this.organisations.stream().map(item -> item.toDataModel()).collect(Collectors.toList())));
        if (this.researchers != null && !this.researchers.isEmpty())
            dataManagementPlanEntity.setResearchers(new HashSet<>(this.researchers.stream().map(item -> item.toDataModel()).collect(Collectors.toList())));
        dataManagementPlanEntity.setVersion(this.version);

        dataManagementPlanEntity.setLabel(this.label);
        if (this.project != null) dataManagementPlanEntity.setProject(this.project.toDataModel());
        dataManagementPlanEntity.setStatus((short) this.status);
        dataManagementPlanEntity.setDescription(this.description);
        if (this.profiles != null) {
            Document associatedProfileDoc = XmlBuilder.getDocument();
            Element associatedProfilesElement = associatedProfileDoc.createElement("profiles");
            for (AssociatedProfile associatedProfile : this.profiles) {
                associatedProfilesElement.appendChild(associatedProfile.toXml(associatedProfileDoc));
            }
            associatedProfileDoc.appendChild(associatedProfilesElement);
            dataManagementPlanEntity.setAssociatedDmps(XmlBuilder.generateXml(associatedProfileDoc));
        }
        dataManagementPlanEntity.setProperties(this.properties != null ? JSONObject.toJSONString(this.properties) : null);
        dataManagementPlanEntity.setGroupId(this.groupId != null ? this.groupId : UUID.randomUUID());
        dataManagementPlanEntity.setCreated(this.created != null ? this.created : new Date());
        dataManagementPlanEntity.setDmpProperties(JSONObject.toJSONString(this.dynamicFields.stream().filter(item -> item.getValue() != null).collect(Collectors.toMap(DynamicFieldWithValue::getId, DynamicFieldWithValue::getValue))));
        dataManagementPlanEntity.setDmpProperties(JSONObject.toJSONString(this.dynamicFields.stream().filter(item -> item.getValue() != null).collect(Collectors.toMap(DynamicFieldWithValue::getId, DynamicFieldWithValue::getValue))));
        dataManagementPlanEntity.setUsers(new HashSet<>(this.associatedUsers.stream().map(item -> item.toDataModel()).collect(Collectors.toList())));
        return dataManagementPlanEntity;
    }

    @Override
    public String getHint() {
        return null;
    }
}