Untitled

package com.projects.importautos.security.configurations;

import com.projects.importautos.configuration.CORSConfig;
import com.projects.importautos.security.jwt.AuthCookieTokenFilter;
import com.projects.importautos.security.jwt.AuthEntryPointJwt;
import com.projects.importautos.security.services.CustomOAuth2UserService;
import com.projects.importautos.security.services.OAuth2AuthenticationSuccessHandler;
import com.projects.importautos.security.services.UserDetailsServiceImpl;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.data.jpa.repository.config.EnableJpaAuditing;
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.web.builders.HttpSecurity;
import org.springframework.security.config.annotation.web.configuration.EnableWebSecurity;
import org.springframework.security.config.annotation.web.configurers.AbstractHttpConfigurer;
import org.springframework.security.config.http.SessionCreationPolicy;
import org.springframework.security.crypto.bcrypt.BCryptPasswordEncoder;
import org.springframework.security.crypto.password.PasswordEncoder;
import org.springframework.security.oauth2.client.userinfo.OAuth2UserService;
import org.springframework.security.web.SecurityFilterChain;
import org.springframework.security.web.authentication.UsernamePasswordAuthenticationFilter;
import org.springframework.web.cors.CorsConfiguration;
import org.springframework.web.cors.UrlBasedCorsConfigurationSource;

@Configuration
@EnableWebSecurity
@EnableJpaAuditing
public class SecurityConfig {

    private final UserDetailsServiceImpl userDetailsService;
    private final AuthEntryPointJwt unauthorizedHandler;
    private final CustomOAuth2UserService customOAuth2UserService;
    private final OAuth2AuthenticationSuccessHandler oAuth2AuthenticationSuccessHandler;

    public SecurityConfig(UserDetailsServiceImpl userDetailsService, AuthEntryPointJwt unauthorizedHandler,
                          CustomOAuth2UserService customOAuth2UserService, OAuth2AuthenticationSuccessHandler oAuth2AuthenticationSuccessHandler) {
        this.userDetailsService = userDetailsService;
        this.unauthorizedHandler = unauthorizedHandler;
        this.customOAuth2UserService = customOAuth2UserService;
        this.oAuth2AuthenticationSuccessHandler = oAuth2AuthenticationSuccessHandler;
    }

    @Bean
    public SecurityFilterChain filterChain(HttpSecurity http) throws Exception {
        // Set up CORS
        http.cors(cors -> {
                })
                .csrf(AbstractHttpConfigurer::disable)  // Disable CSRF for stateless apps using JWT
                .sessionManagement(session -> session.sessionCreationPolicy(SessionCreationPolicy.STATELESS))  // Use stateless session for JWT
                .authorizeHttpRequests(auth -> auth
                        .requestMatchers("/public/**", "/**").permitAll()
                        .anyRequest().authenticated()
                )
                .oauth2Login(oauth2 -> oauth2
                        .userInfoEndpoint(userInfo -> userInfo.userService(customOAuth2UserService))
                        .successHandler(oAuth2AuthenticationSuccessHandler)
                )
                .exceptionHandling(e -> e.authenticationEntryPoint(unauthorizedHandler))
                .addFilterBefore(authenticationJwtTokenFilter(), UsernamePasswordAuthenticationFilter.class);

        http.authenticationProvider(authenticationProvider());

        return http.build();
    }


    @Bean
    public AuthCookieTokenFilter authenticationJwtTokenFilter() {
        return new AuthCookieTokenFilter();
    }

    @Bean
    public PasswordEncoder passwordEncoder() {
        return new BCryptPasswordEncoder();
    }

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

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


}