package com.smartmap.sample.ch1.conf;

import java.util.List;

import javax.servlet.http.HttpServletRequest;

import javax.servlet.http.HttpServletResponse;

import org.springframework.context.annotation.Configuration;

import org.springframework.format.FormatterRegistry;

import org.springframework.format.datetime.DateFormatter;

import org.springframework.http.converter.HttpMessageConverter;

import org.springframework.validation.MessageCodesResolver;

import org.springframework.validation.Validator;

import org.springframework.web.method.support.HandlerMethodArgumentResolver;

import org.springframework.web.method.support.HandlerMethodReturnValueHandler;

import org.springframework.web.servlet.HandlerExceptionResolver;

import org.springframework.web.servlet.HandlerInterceptor;

import org.springframework.web.servlet.ModelAndView;

import org.springframework.web.servlet.config.annotation.AsyncSupportConfigurer;

import org.springframework.web.servlet.config.annotation.ContentNegotiationConfigurer;

import org.springframework.web.servlet.config.annotation.CorsRegistry;

import org.springframework.web.servlet.config.annotation.DefaultServletHandlerConfigurer;

import org.springframework.web.servlet.config.annotation.InterceptorRegistry;

import org.springframework.web.servlet.config.annotation.PathMatchConfigurer;

import org.springframework.web.servlet.config.annotation.ResourceHandlerRegistry;

import org.springframework.web.servlet.config.annotation.ViewControllerRegistry;

import org.springframework.web.servlet.config.annotation.ViewResolverRegistry;

import org.springframework.web.servlet.config.annotation.WebMvcConfigurer;

import com.smartmap.sample.ch1.entity.User;

@Configuration

public class MvcConfiguration implements WebMvcConfigurer {

    @Override

    public void configurePathMatch(PathMatchConfigurer configurer) {

        // TODO Auto-generated method stub

        WebMvcConfigurer.super.configurePathMatch(configurer);

    }

    @Override

    public void configureContentNegotiation(ContentNegotiationConfigurer configurer) {

        // TODO Auto-generated method stub

        WebMvcConfigurer.super.configureContentNegotiation(configurer);

    }

    @Override

    public void configureAsyncSupport(AsyncSupportConfigurer configurer) {

        // TODO Auto-generated method stub

        WebMvcConfigurer.super.configureAsyncSupport(configurer);

    }

    @Override

    public void configureDefaultServletHandling(DefaultServletHandlerConfigurer configurer) {

        // TODO Auto-generated method stub

        WebMvcConfigurer.super.configureDefaultServletHandling(configurer);

    }

    @Override

    public void addFormatters(FormatterRegistry registry) {

        // TODO Auto-generated method stub

        registry.addFormatter(new DateFormatter("YYYY-MM-dd HH:mm:ss"));

        WebMvcConfigurer.super.addFormatters(registry);

    }

    @Override

    public void addInterceptors(InterceptorRegistry registry) {

        registry.addInterceptor(new SessionHandlerInteceptor()).addPathPatterns("/admin/**");

        WebMvcConfigurer.super.addInterceptors(registry);

    }

    @Override

    public void addResourceHandlers(ResourceHandlerRegistry registry) {

        // TODO Auto-generated method stub

        WebMvcConfigurer.super.addResourceHandlers(registry);

    }

    @Override

    public void addCorsMappings(CorsRegistry registry) {

        // TODO Auto-generated method stub

        registry.addMapping("/**");

        WebMvcConfigurer.super.addCorsMappings(registry);

    }

    @Override

    public void addViewControllers(ViewControllerRegistry registry) {

        // TODO Auto-generated method stub

        registry.addViewController("/index.html").setViewName("login");

        registry.addRedirectViewController("/system/index.html", "/system");

        WebMvcConfigurer.super.addViewControllers(registry);

    }

    @Override

    public void configureViewResolvers(ViewResolverRegistry registry) {

        // TODO Auto-generated method stub

        WebMvcConfigurer.super.configureViewResolvers(registry);

    }

    @Override

    public void addArgumentResolvers(List<HandlerMethodArgumentResolver> resolvers) {

        // TODO Auto-generated method stub

        WebMvcConfigurer.super.addArgumentResolvers(resolvers);

    }

    @Override

    public void addReturnValueHandlers(List<HandlerMethodReturnValueHandler> handlers) {

        // TODO Auto-generated method stub

        WebMvcConfigurer.super.addReturnValueHandlers(handlers);

    }

    @Override

    public void configureMessageConverters(List<HttpMessageConverter<?>> converters) {

        // TODO Auto-generated method stub

        WebMvcConfigurer.super.configureMessageConverters(converters);

    }

    @Override

    public void extendMessageConverters(List<HttpMessageConverter<?>> converters) {

        // TODO Auto-generated method stub

        WebMvcConfigurer.super.extendMessageConverters(converters);

    }

    @Override

    public void configureHandlerExceptionResolvers(List<HandlerExceptionResolver> resolvers) {

        // TODO Auto-generated method stub

        WebMvcConfigurer.super.configureHandlerExceptionResolvers(resolvers);

    }

    @Override

    public void extendHandlerExceptionResolvers(List<HandlerExceptionResolver> resolvers) {

        // TODO Auto-generated method stub

        WebMvcConfigurer.super.extendHandlerExceptionResolvers(resolvers);

    }

    @Override

    public Validator getValidator() {

        // TODO Auto-generated method stub

        return WebMvcConfigurer.super.getValidator();

    }

    @Override

    public MessageCodesResolver getMessageCodesResolver() {

        // TODO Auto-generated method stub

        return WebMvcConfigurer.super.getMessageCodesResolver();

    }

    class SessionHandlerInteceptor implements HandlerInterceptor {

        @Override

        public boolean preHandle(HttpServletRequest request, HttpServletResponse response, Object handler)

                throws Exception {

            User user = (User) request.getSession().getAttribute("user");

            if (user == null) {

                response.sendRedirect("/login.html");

                return false;

            }

            return HandlerInterceptor.super.preHandle(request, response, handler);

        }

        @Override

        public void postHandle(HttpServletRequest request, HttpServletResponse response, Object handler,

                ModelAndView modelAndView) throws Exception {

            // TODO Auto-generated method stub

            HandlerInterceptor.super.postHandle(request, response, handler, modelAndView);

        }

        @Override

        public void afterCompletion(HttpServletRequest request, HttpServletResponse response, Object handler,

                Exception ex) throws Exception {

            // TODO Auto-generated method stub

            HandlerInterceptor.super.afterCompletion(request, response, handler, ex);

        }

    }

}