/**
 * Licensed to Apereo under one or more contributor license agreements. See the NOTICE file
 * distributed with this work for additional information regarding copyright ownership. Apereo
 * licenses this file to you under the Apache License, Version 2.0 (the "License"); you may not use
 * this file except in compliance with the License. You may obtain a copy of the License at the
 * following location:
 *
 * <p>http://www.apache.org/licenses/LICENSE-2.0
 *
 * <p>Unless required by applicable law or agreed to in writing, software distributed under the
 * License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either
 * express or implied. See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.apereo.portal.portlets.account;

import java.util.List;
import javax.xml.bind.JAXBElement;
import javax.xml.namespace.QName;
import org.apereo.portal.portletpublishing.xml.MultiChoiceDisplay;
import org.apereo.portal.portletpublishing.xml.MultiChoicePreferenceInput;
import org.apereo.portal.portletpublishing.xml.MultiTextPreferenceInput;
import org.apereo.portal.portletpublishing.xml.Option;
import org.apereo.portal.portletpublishing.xml.Preference;
import org.apereo.portal.portletpublishing.xml.SingleChoiceDisplay;
import org.apereo.portal.portletpublishing.xml.SingleChoicePreferenceInput;
import org.apereo.portal.portletpublishing.xml.SingleTextPreferenceInput;
import org.apereo.portal.portletpublishing.xml.TextDisplay;

/**
 * PreferenceInputFactory provides factory methods for creating Preference input objects. This class
 * may be used to ease XML configuration of forms.
 *
 */
public class PreferenceInputFactory {

    /**
     * Define a single-valued text input preferences. This method is a convenient wrapper for the
     * most common expected use case and assumes null values for the default value and a predictable
     * label.
     *
     * @param name
     * @param label
     * @return
     */
    public static Preference createSingleTextPreference(String name, String label) {
        return createSingleTextPreference(
                name, "attribute.displayName." + name, TextDisplay.TEXT, null);
    }

    /**
     * Craete a single-valued text input preference.
     *
     * @param name
     * @param label
     * @param displayType
     * @param defaultValue
     * @return
     */
    public static Preference createSingleTextPreference(
            String name, String label, TextDisplay displayType, String defaultValue) {
        SingleTextPreferenceInput input = new SingleTextPreferenceInput();
        input.setDefault(defaultValue);
        input.setDisplay(displayType);

        Preference pref = new Preference();
        pref.setName(name);
        pref.setLabel(label);
        pref.setPreferenceInput(
                new JAXBElement<SingleTextPreferenceInput>(
                        new QName("single-text-parameter-input"),
                        SingleTextPreferenceInput.class,
                        input));

        return pref;
    }

    /**
     * Create a single-valued choice preference input.
     *
     * @param name
     * @param label
     * @param displayType
     * @param options
     * @param defaultValue
     * @return
     */
    public static Preference createSingleChoicePreference(
            String name,
            String label,
            SingleChoiceDisplay displayType,
            List<Option> options,
            String defaultValue) {
        SingleChoicePreferenceInput input = new SingleChoicePreferenceInput();
        input.setDefault(defaultValue);
        input.setDisplay(displayType);
        input.getOptions().addAll(options);

        Preference pref = new Preference();
        pref.setName(name);
        pref.setLabel(label);
        pref.setPreferenceInput(
                new JAXBElement<SingleChoicePreferenceInput>(
                        new QName("single-choice-parameter-input"),
                        SingleChoicePreferenceInput.class,
                        input));

        return pref;
    }

    /**
     * Create a multi-valued text input preference.
     *
     * @param name
     * @param label
     * @param displayType
     * @param defaultValues
     * @return
     */
    public static Preference createMultiTextPreference(
            String name, String label, TextDisplay displayType, List<String> defaultValues) {
        MultiTextPreferenceInput input = new MultiTextPreferenceInput();
        input.getDefaults().addAll(defaultValues);
        input.setDisplay(displayType);

        Preference pref = new Preference();
        pref.setName(name);
        pref.setLabel(label);
        pref.setPreferenceInput(
                new JAXBElement<MultiTextPreferenceInput>(
                        new QName("multi-text-parameter-input"),
                        MultiTextPreferenceInput.class,
                        input));

        return pref;
    }

    /**
     * Create a multi-valued choice input preference.
     *
     * @param name
     * @param label
     * @param displayType
     * @param options
     * @param defaultValues
     * @return
     */
    public static Preference createMultiChoicePreference(
            String name,
            String label,
            MultiChoiceDisplay displayType,
            List<Option> options,
            List<String> defaultValues) {
        MultiChoicePreferenceInput input = new MultiChoicePreferenceInput();
        input.getDefaults().addAll(defaultValues);
        input.setDisplay(displayType);
        input.getOptions().addAll(options);

        Preference pref = new Preference();
        pref.setName(name);
        pref.setLabel(label);
        pref.setPreferenceInput(
                new JAXBElement<MultiChoicePreferenceInput>(
                        new QName("multi-choice-parameter-input"),
                        MultiChoicePreferenceInput.class,
                        input));

        return pref;
    }
}