package eu.eudat.dao.entities;

import java.util.UUID;
import eu.eudat.dao.DatabaseAccess;
import eu.eudat.dao.databaselayer.service.DatabaseService;
import eu.eudat.entities.*;
import eu.eudat.models.criteria.ProjectCriteria;
import eu.eudat.queryable.QueryableList;

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Component;

@Component("projectDao")
public class ProjectDaoImpl extends DatabaseAccess<Project> implements ProjectDao {

	@Autowired
	public ProjectDaoImpl(DatabaseService<Project> databaseService) {
		this.setDatabaseService(databaseService);
	}

	@Override
	public QueryableList<Project> getWithCriteria(ProjectCriteria criteria) {
		QueryableList<Project> query = getDatabaseService().getQueryable(Project.class);
		if(criteria.getLike()!=null&&!criteria.getLike().isEmpty())query.where((builder, root) -> builder.like(root.get("label"),"%"+criteria.getLike()+"%"));
		if(criteria.getPeriodEnd()!=null)query.where((builder, root) -> builder.lessThan(root.get("enddate"),criteria.getPeriodEnd()));
		if(criteria.getPeriodStart()!=null)query.where((builder, root) -> builder.greaterThan(root.get("startdate"),criteria.getPeriodStart()));
		query.where((builder, root) -> builder.notEqual(root.get("status"), Project.Status.DELETED.getValue()));
		return query;
	}

	@Override
	public Project createOrUpdate(Project item) {
		return getDatabaseService().createOrUpdate(item,Project.class);
	}

	@Override
	public Project find(UUID id) {
		return getDatabaseService().getQueryable(Project.class).where((builder, root) -> builder.equal((root.get("id")),id)).getSingle();
	}

	@Override
	public Long count() {
		return this.getDatabaseService().count(Project.class);
	}

	@Override
	public void delete(Project item) {
		this.getDatabaseService().delete(item);
	}

	@Override
	public QueryableList<Project> asQueryable() {
		return this.getDatabaseService().getQueryable(Project.class);
	}

	public QueryableList<Project> getAuthenticated(QueryableList<Project> query, UserInfo principal) {
		query.where((builder, root) -> builder.equal(root.get("creator"), principal));
		return query;
	}
}