package eu.eudat.model.builder.tenantconfig;

import eu.eudat.authorization.AuthorizationFlags;
import eu.eudat.commons.types.tenant.TenantSourceEntity;
import eu.eudat.convention.ConventionService;
import eu.eudat.model.builder.BaseBuilder;
import eu.eudat.model.tenantconfig.TenantSource;
import eu.eudat.service.tenant.TenantService;
import gr.cite.tools.data.builder.BuilderFactory;
import gr.cite.tools.exception.MyApplicationException;
import gr.cite.tools.fieldset.FieldSet;
import gr.cite.tools.logging.DataLogEntry;
import gr.cite.tools.logging.LoggerService;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.beans.factory.config.ConfigurableBeanFactory;
import org.springframework.context.annotation.Scope;
import org.springframework.stereotype.Component;

import java.util.*;

@Component
@Scope(value = ConfigurableBeanFactory.SCOPE_PROTOTYPE)
public class TenantSourceBuilder extends BaseBuilder<TenantSource, TenantSourceEntity> {

    private final BuilderFactory builderFactory;
    private EnumSet<AuthorizationFlags> authorize = EnumSet.of(AuthorizationFlags.None);

    @Autowired
    public TenantSourceBuilder(
            ConventionService conventionService, BuilderFactory builderFactory, TenantService tenantService) {
        super(conventionService, new LoggerService(LoggerFactory.getLogger(TenantSourceBuilder.class)));
        this.builderFactory = builderFactory;
    }

    public TenantSourceBuilder authorize(EnumSet<AuthorizationFlags> values) {
        this.authorize = values;
        return this;
    }

    @Override
    public List<TenantSource> build(FieldSet fields, List<TenantSourceEntity> data) throws MyApplicationException {
        this.logger.debug("building for {} items requesting {} fields", Optional.ofNullable(data).map(List::size).orElse(0), Optional.ofNullable(fields).map(FieldSet::getFields).map(Set::size).orElse(0));
        this.logger.trace(new DataLogEntry("requested fields", fields));
        if (fields == null || data == null || fields.isEmpty())
            return new ArrayList<>();

        List<TenantSource> models = new ArrayList<>();
        for (TenantSourceEntity d : data) {
            TenantSource m = new TenantSource();
            if (fields.hasField(this.asIndexer(TenantSource._url))) m.setUrl(d.getUrl());
            if (fields.hasField(this.asIndexer(TenantSource._codes))) m.setCodes(d.getCodes());
            if (fields.hasField(this.asIndexer(TenantSource._issuerUrl))) m.setIssuerUrl(d.getIssuerUrl());
            if (fields.hasField(this.asIndexer(TenantSource._clientId))) m.setClientId(d.getClientId());
            if (fields.hasField(this.asIndexer(TenantSource._clientSecret))) m.setClientSecret(d.getClientSecret());
            if (fields.hasField(this.asIndexer(TenantSource._scope))) m.setScope(d.getScope());

            models.add(m);
        }
        this.logger.debug("build {} items", Optional.of(models).map(List::size).orElse(0));
        return models;
    }
}