/*
 * Copyright 2008-2026 Async-IO.org
 *
 * 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.
 */
package org.atmosphere.a2a.types;

import com.fasterxml.jackson.annotation.JsonInclude;
import com.fasterxml.jackson.annotation.JsonProperty;

import java.util.Map;

/**
 * JSON Web Signature attesting an {@link AgentCard}. Defined in A2A v1.0.0.
 * The {@code protectedHeader} record component serializes as the JWS
 * {@code "protected"} field — Java reserves the bare identifier.
 */
@JsonInclude(JsonInclude.Include.NON_NULL)
public record AgentCardSignature(
    @JsonProperty("protected") String protectedHeader,
    String signature,
    Map<String, Object> header
) {
    public AgentCardSignature {
        header = header != null ? Map.copyOf(header) : Map.of();
    }
}
