/*
 * 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。
 * 4. 分发源码时候，请注明软件出处 <https://gitee.com/dromara/dante-cloud>
 * 5. 在修改包名，模块名称，项目代码等时，请注明软件出处 <https://gitee.com/dromara/dante-cloud>
 * 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.core.exception;

import org.apache.commons.lang3.StringUtils;
import org.dromara.dante.core.constant.ErrorCodes;
import org.dromara.dante.core.domain.Feedback;
import org.dromara.dante.core.domain.Result;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import java.util.HashMap;
import java.util.Map;

/**
 * 统一异常处理器
 *
 * @author gengwei.zheng
 */
public class GlobalExceptionHandler {

    private static final Logger log = LoggerFactory.getLogger(GlobalExceptionHandler.class);

    private static final Map<String, Feedback> EXCEPTION_DICTIONARY = new HashMap<>();

    static {
        EXCEPTION_DICTIONARY.put("AccessDeniedException", ErrorCodes.ACCESS_DENIED);
        EXCEPTION_DICTIONARY.put("AuthorizationDeniedException", ErrorCodes.ACCESS_DENIED);
        EXCEPTION_DICTIONARY.put("BadSqlGrammarException", ErrorCodes.BAD_SQL_GRAMMAR);
        EXCEPTION_DICTIONARY.put("BindException", ErrorCodes.METHOD_ARGUMENT_NOT_VALID);
        EXCEPTION_DICTIONARY.put("CookieTheftException", ErrorCodes.COOKIE_THEFT);
        EXCEPTION_DICTIONARY.put("DataIntegrityViolationException", ErrorCodes.DATA_INTEGRITY_VIOLATION);
        EXCEPTION_DICTIONARY.put("HttpMediaTypeNotAcceptableException", ErrorCodes.HTTP_MEDIA_TYPE_NOT_ACCEPTABLE);
        EXCEPTION_DICTIONARY.put("HttpMessageNotReadableException", ErrorCodes.HTTP_MESSAGE_NOT_READABLE_EXCEPTION);
        EXCEPTION_DICTIONARY.put("HttpRequestMethodNotSupportedException", ErrorCodes.HTTP_REQUEST_METHOD_NOT_SUPPORTED);
        EXCEPTION_DICTIONARY.put("IllegalArgumentException", ErrorCodes.ILLEGAL_ARGUMENT_EXCEPTION);
        EXCEPTION_DICTIONARY.put("InsufficientAuthenticationException", ErrorCodes.ACCESS_DENIED);
        EXCEPTION_DICTIONARY.put("InvalidCookieException", ErrorCodes.INVALID_COOKIE);
        EXCEPTION_DICTIONARY.put("IOException", ErrorCodes.IO_EXCEPTION);
        EXCEPTION_DICTIONARY.put("MethodArgumentNotValidException", ErrorCodes.METHOD_ARGUMENT_NOT_VALID);
        EXCEPTION_DICTIONARY.put("MissingServletRequestParameterException", ErrorCodes.MISSING_SERVLET_REQUEST_PARAMETER_EXCEPTION);
        EXCEPTION_DICTIONARY.put("NoResourceFoundException", ErrorCodes.NO_RESOURCE_FOUND_EXCEPTION);
        EXCEPTION_DICTIONARY.put("NullPointerException", ErrorCodes.NULL_POINTER_EXCEPTION);
        EXCEPTION_DICTIONARY.put("ProviderNotFoundException", ErrorCodes.PROVIDER_NOT_FOUND);
        EXCEPTION_DICTIONARY.put("RedisPipelineException", ErrorCodes.PIPELINE_INVALID_COMMANDS);
        EXCEPTION_DICTIONARY.put("TypeMismatchException", ErrorCodes.TYPE_MISMATCH_EXCEPTION);
        EXCEPTION_DICTIONARY.put("TransactionRollbackException", ErrorCodes.TRANSACTION_ROLLBACK);
    }

    public static Result<String> resolveException(Exception ex, String path) {

        log.trace("[Herodotus] |- Path : [{}], Exception：", path, ex);

        if (ex instanceof HerodotusException exception) {
            Result<String> result = exception.getResult();
            result.path(path);
            log.error("[Herodotus] |- Error is : {}", result);
            return result;
        } else {
            Result<String> result = Result.failure();
            String exceptionName = ex.getClass().getSimpleName();
            if (StringUtils.isNotEmpty(exceptionName) && EXCEPTION_DICTIONARY.containsKey(exceptionName)) {
                Feedback feedback = EXCEPTION_DICTIONARY.get(exceptionName);
                result = Result.failure(feedback, exceptionName);
            } else {
                log.warn("[Herodotus] |- Can not find the exception name [{}] in dictionary, please do optimize ", exceptionName);
            }

            result.path(path);
            result.stackTrace(ex.getStackTrace());
            result.detail(ex.getMessage());

            log.error("[Herodotus] |- Error is : {}", result, ex);
            return result;
        }
    }
}
