package com.zy.asrs.wms.common.config;

import com.zy.asrs.wms.common.constant.Constants;
import com.zy.asrs.wms.utils.Utils;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.web.servlet.AsyncHandlerInterceptor;
import org.springframework.web.servlet.config.annotation.CorsRegistry;
import org.springframework.web.servlet.config.annotation.InterceptorRegistry;
import org.springframework.web.servlet.config.annotation.WebMvcConfigurer;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

/**
 * Created by vincent on 2019-06-13
 */
@Configuration
public class WebConfig implements WebMvcConfigurer {

    @Override
    public void addInterceptors(InterceptorRegistry registry) {
        registry.addInterceptor(getAsyncHandlerInterceptor())
                .addPathPatterns("/**")
                ;
    }

    @Bean
    public AsyncHandlerInterceptor getAsyncHandlerInterceptor() {
        return new AsyncHandlerInterceptor(){
            @Override
            public boolean preHandle(HttpServletRequest request, HttpServletResponse response, Object handler) throws Exception {
                Utils.cors(response);
                return true;
            }
        };
    }

    @Override
    public void addCorsMappings(CorsRegistry registry) {
        registry.addMapping("/**")
                .allowedOriginPatterns("*")
                .allowedHeaders("*")
                .exposedHeaders(Constants.TOKEN_HEADER_NAME)
                .allowedMethods("GET", "POST", "PUT", "DELETE", "OPTIONS", "PATCH")
                .allowCredentials(true)
                .maxAge(3600);
    }

}