/*********************************************************************************
 *                                                                               *
 * The MIT License (MIT)                                                         *
 *                                                                               *
 * Copyright (c) 2015-2022 aoju.org and other contributors.                      *
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 * Permission is hereby granted, free of charge, to any person obtaining a copy  *
 * of this software and associated documentation files (the "Software"), to deal *
 * in the Software without restriction, including without limitation the rights  *
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 * copies of the Software, and to permit persons to whom the Software is         *
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 * all copies or substantial portions of the Software.                           *
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package org.aoju.bus.tracer.binding.spring.web;

import jakarta.annotation.Resource;
import jakarta.servlet.http.HttpServletRequest;
import jakarta.servlet.http.HttpServletResponse;
import org.springframework.boot.autoconfigure.condition.ConditionalOnWebApplication;
import org.springframework.core.MethodParameter;
import org.springframework.core.annotation.Order;
import org.springframework.http.MediaType;
import org.springframework.http.converter.HttpMessageConverter;
import org.springframework.http.server.ServerHttpRequest;
import org.springframework.http.server.ServerHttpResponse;
import org.springframework.http.server.ServletServerHttpRequest;
import org.springframework.http.server.ServletServerHttpResponse;
import org.springframework.web.bind.annotation.ControllerAdvice;
import org.springframework.web.servlet.mvc.method.annotation.ResponseBodyAdvice;

/**
 * @author Kimi Liu
 * @since Java 17+
 */
@Order()
@ControllerAdvice
@ConditionalOnWebApplication(type = ConditionalOnWebApplication.Type.SERVLET)
public class TraceResponseBodyAdvice implements ResponseBodyAdvice<Object> {

    @Resource
    private TraceInterceptor interceptor;

    public TraceResponseBodyAdvice() {
    }

    TraceResponseBodyAdvice(TraceInterceptor interceptor) {
        this.interceptor = interceptor;
    }

    @Override
    public boolean supports(MethodParameter returnType, Class<? extends HttpMessageConverter<?>> converterType) {
        return true;
    }

    @Override
    public Object beforeBodyWrite(Object body, MethodParameter returnType, MediaType selectedContentType,
                                  Class<? extends HttpMessageConverter<?>> selectedConverterType,
                                  ServerHttpRequest springHttpRequest, ServerHttpResponse springHttpResponse) {
        if (springHttpRequest instanceof ServletServerHttpRequest && springHttpResponse instanceof ServletServerHttpResponse) {
            final HttpServletRequest request = ((ServletServerHttpRequest) springHttpRequest).getServletRequest();
            final HttpServletResponse response = ((ServletServerHttpResponse) springHttpResponse).getServletResponse();

            try {
                interceptor.afterCompletion(request, response, null, null);
            } catch (Exception e) {
                throw new RuntimeException(e);
            }
        }
        return body;
    }

}
