/*
 * Copyright 2020-2030 码匠君<herodotus@aliyun.com>
 *
 * Dante Engine 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.
 *
 * Dante Engine 是 Dante Cloud 系统核心组件库，采用 APACHE LICENSE 2.0 开源协议，您在使用过程中，需要注意以下几点：
 *
 * 1. 请不要删除和修改根目录下的LICENSE文件。
 * 2. 请不要删除和修改 Dante Engine 源码头部的版权声明。
 * 3. 请保留源码和相关描述文件的项目出处，作者声明等。
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 * 6. 若您的项目无法满足以上几点，可申请商业授权
 */

package org.dromara.dante.oauth2.authentication.converter;

import org.dromara.dante.core.constant.SystemConstants;
import org.dromara.dante.security.domain.RegisteredClientTransmitter;
import org.springframework.core.convert.converter.Converter;
import org.springframework.security.oauth2.server.authorization.AbstractOAuth2ClientRegistration;

/**
 * <p>Description: 客户端注册信息转 {@link RegisteredClientTransmitter} 转换器 </p>
 * <p>
 * 自 Spring Authorization Server 合并至 Spring Security 7.0 后，新增了一个 OAuth2 方式的客户端动态注册。至此 SAS 中就包含 OAuth2 和 OIDC 两种方式的客户端动态注册。
 * 因为，扩展方式相同，所以提取一个抽象类处理公共逻辑。
 *
 * @author : gengwei_zheng
 * @date : 2026/4/27 21:54
 */
public class AbstractToRegisteredClientTransmitterConverter<T extends AbstractOAuth2ClientRegistration> implements Converter<T, RegisteredClientTransmitter> {

    private final String id;

    protected AbstractToRegisteredClientTransmitterConverter(String id) {
        this.id = id;
    }

    @Override
    public RegisteredClientTransmitter convert(T source) {
        RegisteredClientTransmitter target = new RegisteredClientTransmitter();
        target.setId(id);
        target.setClientId(source.getClientId());
        target.setClientName(source.getClientName());
        target.setClientSecret(source.getClientSecret());
        target.setRedirectUris(org.springframework.util.StringUtils.collectionToCommaDelimitedString(source.getRedirectUris()));
        // 在 OidcClientRegistrationToRegisteredClientConverter 或 OAuth2ClientRegistrationToRegisteredClientConverter 中已经判断过 ProductKey 是否为空，这里就不重复判断。
        target.setParentClientId(source.getClaims().get(SystemConstants.PARAMETER__PRODUCT_KEY).toString());
        return target;
    }
}
