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/*******************************************************************************
 *  ============LICENSE_START=======================================================
 *  org.onap.dmaap
 *  ================================================================================
 *  Copyright © 2017 AT&T Intellectual Property. All rights reserved.
 *  ================================================================================
 *  Modifications Copyright © 2021 Orange.
 *  ================================================================================
 *  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=========================================================
 *
 *  ECOMP is a trademark and service mark of AT&T Intellectual Property.
 *
 *******************************************************************************/

package org.onap.dmaap.mr.client;

import com.att.nsa.apiClient.credentials.ApiCredential;
import com.att.nsa.apiClient.http.HttpException;
import com.att.nsa.apiClient.http.HttpObjectNotFoundException;

import java.io.IOException;

/**
 * A client for manipulating API keys.
 *
 * @author author
 */
public interface MRIdentityManager extends MRClient {
    /**
     * An API Key record.
     */
    interface ApiKey {
        /**
         * Get the email address associated with the API key.
         *
         * @return the email address on the API key or null
         */
        String getEmail();

        /**
         * Get the description associated with the API key.
         *
         * @return the description on the API key or null
         */
        String getDescription();
    }

    /**
     * Create a new API key on the UEB cluster. The returned credential instance
     * contains the new API key and API secret. This is the only time the secret
     * is available to the client -- there's no API for retrieving it later -- so
     * your application must store it securely.
     *
     * @param email
     * @param description
     * @return a new credential
     * @throws HttpException
     * @throws MRApiException
     * @throws IOException
     */
    ApiCredential createApiKey(String email, String description) throws HttpException, MRApiException, IOException;

    /**
     * Get basic info about a known API key.
     *
     * @param apiKey
     * @return the API key's info or null if it doesn't exist
     * @throws HttpObjectNotFoundException, HttpException, MRApiException
     * @throws IOException
     */
    ApiKey getApiKey(String apiKey) throws HttpObjectNotFoundException, HttpException, MRApiException, IOException;

    /**
     * Update the record for the API key used to authenticate this request. The UEB
     * API requires that you authenticate with the same key you're updating, so the
     * API key being changed is the one used for setApiCredentials.
     *
     * @param email       use null to keep the current value
     * @param description use null to keep the current value
     * @throws IOException
     * @throws HttpException
     * @throws HttpObjectNotFoundException
     */
    void updateCurrentApiKey(String email, String description) throws HttpObjectNotFoundException, HttpException, IOException;

    /**
     * Delete the *current* API key. After this call returns, the API key
     * used to authenticate will no longer be valid.
     *
     * @throws IOException
     * @throws HttpException
     */
    void deleteCurrentApiKey() throws HttpException, IOException;
}