package com.sky.common.config;

import com.fasterxml.jackson.databind.ObjectMapper;
import com.sky.common.interceptor.JwtTokenUserInterceptor;
import com.sky.common.interceptor.RedisTokenAdminInterceptor;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.context.annotation.Configuration;
import org.springframework.http.converter.HttpMessageConverter;
import org.springframework.http.converter.json.MappingJackson2HttpMessageConverter;
import org.springframework.web.servlet.config.annotation.InterceptorRegistry;
import org.springframework.web.servlet.config.annotation.ResourceHandlerRegistry;
import org.springframework.web.servlet.config.annotation.WebMvcConfigurationSupport;

import java.util.List;

@Configuration
@Slf4j
public class WebMvcConfiguration extends WebMvcConfigurationSupport {
    @Autowired
    RedisTokenAdminInterceptor adminInterceptor;
    @Autowired
    JwtTokenUserInterceptor userInterceptor;

    /**
     * 注册自定义拦截器
     *
     * @param registry InterceptorRegistry
     */
    protected void addInterceptors(InterceptorRegistry registry) {
        log.info("开始注册自定义拦截器...");
        registry.addInterceptor(adminInterceptor).addPathPatterns("/admin/**")
                .excludePathPatterns("/admin/employee/login");
        registry.addInterceptor(userInterceptor).addPathPatterns("/user/**")
                .excludePathPatterns("/user/user/login")
                .excludePathPatterns("/user/shop/status");
    }

    /**
     * 扩展Spring MVC框架的消息转化器
     *
     * @param converters 转换器
     */
    protected void extendMessageConverters(List<HttpMessageConverter<?>> converters) {
        log.info("扩展消息转换器...");
        // 创建一个消息转换器对象
        MappingJackson2HttpMessageConverter converter = new MappingJackson2HttpMessageConverter();
        // 需要为消息转换器设置一个对象转换器，对象转换器可以将Java对象序列化为json数据
        converter.setObjectMapper(new ObjectMapper());
        // 将自己的消息转化器加入容器中
        converters.add(0, converter);
    }

    protected void addResourceHandlers(ResourceHandlerRegistry registry) {
        log.info("设置静态资源映射");
        registry.addResourceHandler("/doc.html").addResourceLocations("classpath:/META-INF/resources/");
        registry.addResourceHandler("/webjars/**").addResourceLocations("classpath:/META-INF/resources/webjars/");
    }
}