package com.smtaiserver.smtaiserver.web;

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

import javax.servlet.Filter;

import org.springframework.boot.web.servlet.DelegatingFilterProxyRegistrationBean;
import org.springframework.boot.web.servlet.FilterRegistrationBean;
import org.springframework.boot.web.servlet.ServletRegistrationBean;
import org.springframework.cache.annotation.EnableCaching;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.context.annotation.ImportResource;
import org.springframework.web.servlet.config.annotation.ResourceHandlerRegistry;
import org.springframework.web.servlet.config.annotation.WebMvcConfigurationSupport;

import com.alibaba.druid.support.http.StatViewServlet;
import com.alibaba.druid.support.http.WebStatFilter;

//import springfox.documentation.swagger2.annotations.EnableSwagger2;

@Configuration
@EnableCaching
//@EnableSwagger2
@ImportResource(locations= {"classpath:spring-config.xml"})
@SuppressWarnings({"rawtypes","unchecked"})
public class SMTAIServerWebConfig extends WebMvcConfigurationSupport
{
	@Bean("proxyFilter")
	public Filter filter ()
	{
		return new SMTAIServerWebFilter();
	}
	
	 @Bean
	 public DelegatingFilterProxyRegistrationBean delegatingFilterProxyRegistrationBean()
	 {
	        DelegatingFilterProxyRegistrationBean bean = new DelegatingFilterProxyRegistrationBean("proxyFilter");
	        bean.addUrlPatterns("/*");
	        return bean;
	  }
	 
   //////////////////////////////////////////////////////////////////////////////////////////////////////////////
   // druid 配置信息
   
	@Bean
    public ServletRegistrationBean statViewServlet(){
        ServletRegistrationBean bean = new ServletRegistrationBean(new StatViewServlet(), "/druid/*");
        // 这些参数可以在 com.alibaba.druid.support.http.StatViewServlet 的父类 com.alibaba.druid.support.http.ResourceServlet 中找到
        Map<String,String> initParams = new HashMap<>();

        initParams.put("loginUsername","admin");
        initParams.put("loginPassword","Huishui@2016");
        initParams.put("allow",""); //默认就是允许所有访问

      //deny：Druid 后台拒绝谁访问，表示禁止此ip访问
       // initParams.put("deny","192.168.10.132");
        bean.setInitParameters(initParams);
        return bean;
    }



    //2、配置一个web监控的filter
	@Bean
    public FilterRegistrationBean webStatFilter(){
        FilterRegistrationBean bean = new FilterRegistrationBean();
        bean.setFilter(new WebStatFilter());

        Map<String,String> initParams = new HashMap<>();
        initParams.put("exclusions","*.js,*.css,/druid/*");

        bean.setInitParameters(initParams);

        bean.setUrlPatterns(Arrays.asList("/*"));

        return  bean;
    }

	//////////////////////////////////////////////////////////////////////////////////////////////////////////////
	 // swagger 配置信息
    /**
     * 解决swagger-ui.html 404无法访问的问题
     */
    @Override
    protected void addResourceHandlers(ResourceHandlerRegistry registry) 
    {
        // 解决静态资源无法访问
        registry.addResourceHandler("/**")
                .addResourceLocations("classpath:/static/");
        
        if("true".equals(System.getProperty("swagger_ui", "true")))
        {
	        // 解决swagger无法访问
	        registry.addResourceHandler("/swagger-ui.html")
	                .addResourceLocations("classpath:/META-INF/resources/");
	        // 解决swagger的js文件无法访问
	        registry.addResourceHandler("/webjars/**")
	                .addResourceLocations("classpath:/META-INF/resources/webjars/");
        }
    }

}