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/*
 * Copyright 2017-2022 original authors
 *
 * 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
 *
 * https://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.
 */
package io.micronaut.security.oauth2.client;

import io.micronaut.core.convert.value.ConvertibleMultiValues;
import io.micronaut.core.convert.value.MutableConvertibleMultiValuesMap;
import io.micronaut.http.HttpRequest;

import java.util.Map;

/**
 * Utility methods for clients.
 *
 * @author Álvaro Sánchez-Mariscal
 * @since 3.4.2
 */
final class ClientUtils {

    private ClientUtils() {
    }

    static ConvertibleMultiValues getResponseData(final HttpRequest> request) {
        return request.getBody()
                .map(body -> {
                    MutableConvertibleMultiValuesMap map = new MutableConvertibleMultiValuesMap<>();
                    body.forEach((key, value) -> map.add(key, value.toString()));
                    return (ConvertibleMultiValues) map;
                }).orElseGet(request::getParameters);
    }

}