/**
 * ============LICENSE_START=======================================================
 * org.onap.aai
 * ================================================================================
 * Copyright (c) 2017-2019 AT&T Intellectual Property. All rights reserved.
 * Copyright (c) 2017-2019 European Software Marketing Ltd.
 * ================================================================================
 * Licensed 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
 *
 *       http://www.apache.org/licenses/LICENSE-2.0
 *
 * 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.
 * ============LICENSE_END=========================================================
 */

package org.onap.aai.babel.xml.generator.model;

import java.util.Arrays;
import java.util.LinkedHashMap;
import java.util.List;
import java.util.Map;

/**
 * Widget Type Enumeration.
 *
 */
public class WidgetType {

    /**
     * Dynamically created set of Widget Types.
     */
    private static Map<String, WidgetType> elements = new LinkedHashMap<>();

    /**
     * Types that must be present for Model generation to function correctly.
     */
    private static final List<String> mandatoryElements = Arrays.asList( //
            "SERVICE", "VF", "VFC", "VSERVER", "VOLUME", "FLAVOR", "TENANT", "VOLUME_GROUP", "LINT", "L3_NET",
            "VFMODULE", "IMAGE", "OAM_NETWORK", "ALLOTTED_RESOURCE", "TUNNEL_XCONNECT", "CONFIGURATION", "CR",
            "INSTANCE_GROUP");

    private final String name;

    public WidgetType(String name) {
        this.name = name;
        elements.put(name, this);
    }

    public static void clearElements() {
        elements.clear();
    }

    public static void validateElements() {
        mandatoryElements.forEach(WidgetType::valueOf);
    }

    public static WidgetType valueOf(String typeName) {
        WidgetType type = elements.get(typeName);
        if (type == null) {
            throw new IllegalArgumentException("Unknown WidgetType " + typeName);
        }
        return type;
    }

    @Override
    public String toString() {
        return name;
    }

}