/*
 * 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。
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 */

package org.dromara.dante.persistence.commons.enums;

import com.fasterxml.jackson.annotation.JsonFormat;
import io.swagger.v3.oas.annotations.media.Schema;
import org.dromara.dante.core.domain.Dictionary;
import org.dromara.dante.core.domain.DictionaryEnum;

import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;

/**
 * <p>Description: OAuth2 Signature </p>
 * <p>
 * 由JSON Web算法（JWA）规范定义的加密算法的枚举，并由JSON Web签名（JWS）用于对JWS受保护标头和JWS有效载荷的内容进行数字签名。
 *
 * @author : gengwei.zheng
 * @date : 2022/3/2 16:15
 */
@Schema(name = "签名算法")
@JsonFormat(shape = JsonFormat.Shape.OBJECT)
public enum SignatureJwsAlgorithm implements DictionaryEnum {

    /**
     * RSASSA-PKCS1-v1_5 using SHA-256 (Recommended)
     */
    RS256("0", "签名算法 RS256"),
    /**
     * RSASSA-PKCS1-v1_5 using SHA-384 (Optional)
     */
    RS384("1", "签名算法RS384"),
    /**
     * RSASSA-PKCS1-v1_5 using SHA-512 (Optional)
     */
    RS512("2", "签名算法 RS512"),
    /**
     * ECDSA using P-256 and SHA-256 (Recommended+)
     */
    ES256("3", "签名算法 ES256"),
    /**
     * ECDSA using P-384 and SHA-384 (Optional)
     */
    ES384("4", "签名算法 ES384"),
    /**
     * ECDSA using P-521 and SHA-512 (Optional)
     */
    ES512("5", "签名算法 ES512"),
    /**
     * RSASSA-PSS using SHA-256 and MGF1 with SHA-256 (Optional)
     */
    PS256("6", "签名算法 PS256"),
    /**
     * RSASSA-PSS using SHA-384 and MGF1 with SHA-384 (Optional)
     */
    PS384("7", "签名算法 PS384"),
    /**
     * RSASSA-PSS using SHA-512 and MGF1 with SHA-512 (Optional)
     */
    PS512("8", "签名算法 PS512");

    private static final Map<Integer, SignatureJwsAlgorithm> INDEX_MAP = new HashMap<>();
    private static final List<Dictionary> DICTIONARIES = new ArrayList<>();

    static {
        for (SignatureJwsAlgorithm algorithm : SignatureJwsAlgorithm.values()) {
            INDEX_MAP.put(algorithm.ordinal(), algorithm);
            DICTIONARIES.add(algorithm.getDictionary(algorithm.name(), algorithm.ordinal()));
        }
    }

    @Schema(name = "枚举值")
    private final String value;
    @Schema(name = "文字")
    private final String label;

    SignatureJwsAlgorithm(String value, String label) {
        this.value = value;
        this.label = label;
    }

    public static SignatureJwsAlgorithm get(Integer index) {
        return INDEX_MAP.get(index);
    }

    public static List<Dictionary> getDictionaries() {
        return DICTIONARIES;
    }

    @Override
    public String getValue() {
        return value;
    }

    @Override
    public String getLabel() {
        return label;
    }
}
