/*
 * Copyright 2017 Graz University of Technology EAAF-Core Components has been developed in a
 * cooperation between EGIZ, A-SIT Plus, A-SIT, and Graz University of Technology.
 *
 * Licensed under the EUPL, Version 1.2 or - as soon they will be approved by the European
 * Commission - subsequent versions of the EUPL (the "Licence"); You may not use this work except in
 * compliance with the Licence. You may obtain a copy of the Licence at:
 * https://joinup.ec.europa.eu/news/understanding-eupl-v12
 *
 * Unless required by applicable law or agreed to in writing, software distributed under the Licence
 * is distributed on an "AS IS" basis, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express
 * or implied. See the Licence for the specific language governing permissions and limitations under
 * the Licence.
 *
 * This product combines work with different licenses. See the "NOTICE" text file for details on the
 * various modules and licenses. The "NOTICE" text file is part of the distribution. Any derivative
 * works that you distribute must include a readable copy of the "NOTICE" text file.
*/

package at.gv.egiz.eaaf.modules.pvp2.impl.builder;

import org.opensaml.core.xml.XMLObject;
import org.opensaml.core.xml.config.XMLObjectProviderRegistrySupport;
import org.opensaml.core.xml.schema.XSInteger;
import org.opensaml.core.xml.schema.XSString;
import org.opensaml.core.xml.schema.impl.XSIntegerBuilder;
import org.opensaml.core.xml.schema.impl.XSStringBuilder;
import org.opensaml.saml.saml2.core.Attribute;
import org.opensaml.saml.saml2.core.AttributeValue;

import at.gv.egiz.eaaf.modules.pvp2.impl.utils.Saml2Utils;

/**
 * Build all attributes from PVP2 citizen-token.
 *
 * @author tlenz
 *
 */
public class CitizenTokenBuilder {

  /**
   * Build simple attribute.
   *
   * @param value Attributevalue
   * @return XML attribute
   */
  public static XMLObject buildAttributeStringValue(final String value) {
    final XSStringBuilder stringBuilder =
        (XSStringBuilder) XMLObjectProviderRegistrySupport.getBuilderFactory().getBuilder(XSString.TYPE_NAME);
    final XSString stringValue =
        stringBuilder.buildObject(AttributeValue.DEFAULT_ELEMENT_NAME, XSString.TYPE_NAME);
    stringValue.setValue(value);
    return stringValue;
  }

  /**
   * Build simple attribute.
   *
   * @param value Attributevalue
   * @return XML attribute
   */
  public static XMLObject buildAttributeIntegerValue(final int value) {
    final XSIntegerBuilder integerBuilder =
        (XSIntegerBuilder) XMLObjectProviderRegistrySupport.getBuilderFactory().getBuilder(
            XSInteger.TYPE_NAME);
    final XSInteger integerValue =
        integerBuilder.buildObject(AttributeValue.DEFAULT_ELEMENT_NAME, XSInteger.TYPE_NAME);
    integerValue.setValue(value);
    return integerValue;
  }

  /**
   * Build simple attribute.
   *
   * @param friendlyName attribute friendly-name
   * @param name attribute name
   * @param value        Attributevalue
   * @return XML attribute
   */
  public static Attribute buildStringAttribute(final String friendlyName, final String name,
      final String value) {
    final Attribute attribute = Saml2Utils.createSamlObject(Attribute.class);
    attribute.setFriendlyName(friendlyName);
    attribute.setName(name);
    attribute.getAttributeValues().add(buildAttributeStringValue(value));
    return attribute;
  }

  /**
   * Build simple attribute.
   *
   * @param friendlyName attribute friendly-name
   * @param name attribute name
   * @param value        Attributevalue
   * @return XML attribute
   */
  public static Attribute buildIntegerAttribute(final String friendlyName, final String name,
      final int value) {
    final Attribute attribute = Saml2Utils.createSamlObject(Attribute.class);
    attribute.setFriendlyName(friendlyName);
    attribute.setName(name);
    attribute.getAttributeValues().add(buildAttributeIntegerValue(value));
    return attribute;
  }

  /**
   * Build PVP version attribute.
   *
   * @param value PVP Version
   * @return SAML2 Attribute
   */
  public static Attribute buildPvpVersion(final String value) {
    return buildStringAttribute("PVP-VERSION", "urn:oid:1.2.40.0.10.2.1.1.261.10", value);
  }

  public static Attribute buildSecClass(final int value) {
    return buildIntegerAttribute("SECCLASS", "", value);
  }

  public static Attribute buildPrincipalName(final String value) {
    return buildStringAttribute("PRINCIPAL-NAME", "urn:oid:1.2.40.0.10.2.1.1.261.20", value);
  }

  public static Attribute buildGivenName(final String value) {
    return buildStringAttribute("GIVEN-NAME", "urn:oid:2.5.4.42", value);
  }

  public static Attribute buildBirthday(final String value) {
    return buildStringAttribute("BIRTHDATE", "urn:oid:1.2.40.0.10.2.1.1.55", value);
  }

  public static Attribute buildBpk(final String value) {
    return buildStringAttribute("BPK", "urn:oid:1.2.40.0.10.2.1.1.149", value);
  }

  public static Attribute buildEid_Citizen_QaaLevel(final int value) {
    return buildIntegerAttribute("EID-CITIZEN-QAA-LEVEL", "urn:oid:1.2.40.0.10.2.1.1.261.94",
        value);
  }

  public static Attribute buildEid_Issuing_Nation(final String value) {
    return buildStringAttribute("EID-ISSUING-NATION", "urn:oid:1.2.40.0.10.2.1.1.261.32", value);
  }

  public static Attribute buildEid_Sector_For_Identifier(final String value) {
    return buildStringAttribute("EID-SECTOR-FOR-IDENTIFIER", "urn:oid:1.2.40.0.10.2.1.1.261.34",
        value);
  }

}