package fr.plil.sio.web.mvc;

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.context.MessageSource;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.ComponentScan;
import org.springframework.context.annotation.Configuration;
import org.springframework.context.annotation.Scope;
import org.springframework.context.annotation.ScopedProxyMode;
import org.springframework.context.support.ResourceBundleMessageSource;
import org.springframework.web.context.WebApplicationContext;
import org.springframework.web.servlet.ViewResolver;
import org.springframework.web.servlet.config.annotation.EnableWebMvc;
import org.springframework.web.servlet.config.annotation.InterceptorRegistry;
import org.springframework.web.servlet.config.annotation.ResourceHandlerRegistry;
import org.springframework.web.servlet.view.InternalResourceViewResolver;
import org.springframework.web.servlet.config.annotation.WebMvcConfigurerAdapter;

@Configuration
@ComponentScan(basePackages = {"fr.plil.sio.web.mvc"},scopedProxy = ScopedProxyMode.TARGET_CLASS)
@EnableWebMvc
public class WebAppConfig extends WebMvcConfigurerAdapter {

    private static final Logger logger = LoggerFactory.getLogger(WebAppConfig.class);

    @Bean
    @Scope(value = WebApplicationContext.SCOPE_SESSION, proxyMode = ScopedProxyMode. TARGET_CLASS)
    public UserSession userSession() {
        logger.debug("new user session bean");
        return new UserSession();
    }

    @Bean
    public CheckUserInterceptor checkUserInterceptor() {
        return new CheckUserInterceptor();
    }

    @Override
    public void addInterceptors(InterceptorRegistry registry) {
        CheckUserInterceptor interceptor = checkUserInterceptor();
        interceptor.setUserSession(userSession());
        registry.addInterceptor(interceptor);
    }

    @Bean
    public MessageSource messageSource() {
        ResourceBundleMessageSource messageSource = new ResourceBundleMessageSource();
        messageSource.setBasename("messages");
        messageSource.setDefaultEncoding("UTF-8");
        return messageSource;
    }

    @Bean
    public ViewResolver viewResolver() {
        InternalResourceViewResolver resolver = new InternalResourceViewResolver();
        resolver.setPrefix("/WEB-INF/views/");
        resolver.setSuffix(".jsp");
        return resolver;
    }

    @Override
    public void addResourceHandlers(ResourceHandlerRegistry registry) {
        registry.addResourceHandler("/resources/").addResourceLocations("/resources/**");
    }
}