sweater-java/src/main/java/org/example/sweater/config/WebSecurityConfig.java

package org.example.sweater.config;

import org.example.sweater.service.UserService;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.security.authentication.AuthenticationManager;
import org.springframework.security.authentication.dao.DaoAuthenticationProvider;
import org.springframework.security.config.annotation.authentication.configuration.AuthenticationConfiguration;
import org.springframework.security.config.annotation.method.configuration.EnableMethodSecurity;
import org.springframework.security.config.annotation.web.builders.HttpSecurity;
import org.springframework.security.config.annotation.web.configuration.EnableWebSecurity;
import org.springframework.security.crypto.password.NoOpPasswordEncoder;
import org.springframework.security.crypto.password.PasswordEncoder;
import org.springframework.security.web.SecurityFilterChain;
import org.springframework.security.web.csrf.CookieCsrfTokenRepository;
import org.springframework.web.servlet.view.freemarker.FreeMarkerConfigurer;
import org.springframework.web.servlet.view.freemarker.FreeMarkerViewResolver;

@Configuration
@EnableWebSecurity
@EnableMethodSecurity
public class WebSecurityConfig {
    public WebSecurityConfig(UserService userService) {
        this.userService = userService;
    }

    private final UserService userService;

    @Bean
    public FreeMarkerConfigurer freeMarkerConfigurer() {
        FreeMarkerConfigurer configurer = new FreeMarkerConfigurer();
        configurer.setTemplateLoaderPath("classpath:/templates/");
        return configurer;
    }

    @Bean
    FreeMarkerViewResolver freeMarkerViewResolver() {
        FreeMarkerViewResolver resolver = new FreeMarkerViewResolver();
        resolver.setCache(true);
        resolver.setPrefix("");
        resolver.setSuffix(".ftl");
        resolver.setOrder(1);
        return resolver;
    }

    @Bean
    public SecurityFilterChain securityFilterChain(
            HttpSecurity http
    ) throws Exception {
        http
                .authorizeHttpRequests((requests) -> requests
                    .requestMatchers("/", "/registration")
                    .permitAll()
                    .anyRequest()
                    .authenticated()
                )
                .formLogin((form) -> form
                    .loginPage("/login")
                    .permitAll()
                )
                .logout((logout) -> logout.permitAll())
                .csrf((csrf) -> csrf
                        .csrfTokenRepository(
                                CookieCsrfTokenRepository.withHttpOnlyFalse()
                        )
                );

        return http.build();
    }

    @Bean
    public AuthenticationManager authenticationManager(
            AuthenticationConfiguration authenticationConfiguration
    ) throws Exception {
        return authenticationConfiguration.getAuthenticationManager();
    }

    @Bean
    public PasswordEncoder passwordEncoder() {
        return NoOpPasswordEncoder.getInstance();
    }

    @Bean
    public DaoAuthenticationProvider authenticationProvider() {
        DaoAuthenticationProvider authenticationProvider = new DaoAuthenticationProvider();
        authenticationProvider.setUserDetailsService(userService);
        authenticationProvider.setPasswordEncoder(passwordEncoder());
        return authenticationProvider;
    }
}