package com.guams.review.configuration;
import com.guams.review.service.AuthorService;
import lombok.RequiredArgsConstructor;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.http.HttpMethod;
import org.springframework.security.authentication.AuthenticationManager;
import org.springframework.security.config.annotation.authentication.builders.AuthenticationManagerBuilder;
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.crypto.bcrypt.BCryptPasswordEncoder;
import org.springframework.security.crypto.password.PasswordEncoder;
import org.springframework.security.web.SecurityFilterChain;
import org.springframework.security.web.authentication.UsernamePasswordAuthenticationFilter;
import org.springframework.web.cors.CorsConfiguration;
import org.springframework.web.cors.CorsConfigurationSource;
import org.springframework.web.cors.UrlBasedCorsConfigurationSource;

import java.util.List;


@Configuration
@EnableWebSecurity
@RequiredArgsConstructor
public class SpringSecurityConfig {

    private final AuthorService authorService;

    @Bean
    public SecurityFilterChain securityFilterChain(HttpSecurity http, JwtAuthenticationFilter jwtAuthenticationFilter) throws Exception {
        return http
                .csrf(AbstractHttpConfigurer::disable)
                .cors(cors -> cors.configurationSource(corsConfigurationSource())) // Ajout de la configuration CORS
                .authorizeHttpRequests(auth -> auth
                        .requestMatchers(HttpMethod.GET,
                                "/api/authors",
                                "/api/authors/{id}",
                                "/api/authors/{id}/avatar",
                                "/api/authors/{id}/posts",
                                "/api/posts",
                                "/api/posts/{id}",
                                "/api/comments/{id}",
                                "/api/comments/posts/{id}",
                                "/api/comments").permitAll() // Autorise les GET sur ces routes
                        .requestMatchers("/api/authors/login", "/api/authors/register").permitAll() // Autorise sans authentification
                        .anyRequest().authenticated() // Toutes les autres routes nécessitent une authentification
                )
                .addFilterBefore(jwtAuthenticationFilter, UsernamePasswordAuthenticationFilter.class) // Ajoute le filtre JWT
                .build();
    }

    @Bean
    public CorsConfigurationSource corsConfigurationSource() {
        CorsConfiguration configuration = new CorsConfiguration();
        configuration.setAllowedOrigins(List.of("https://abonentendeur.guams.fr", "http://192.168.1.35:4200", "http://localhost:4200"));
        configuration.setAllowedMethods(List.of("GET", "POST", "PUT", "DELETE")); // Méthodes HTTP autorisées
        configuration.setAllowedHeaders(List.of("Authorization", "Content-Type")); // En-têtes autorisés
        configuration.setAllowCredentials(true); // Permet l'utilisation des cookies ou des tokens
        configuration.setMaxAge(3600L); // Cache la configuration CORS pendant 1 heure

        UrlBasedCorsConfigurationSource source = new UrlBasedCorsConfigurationSource();
        source.registerCorsConfiguration("/**", configuration); // Applique les règles à toutes les routes
        return source;
    }

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

    @Bean
    public AuthenticationManager authenticationManager(HttpSecurity http, PasswordEncoder passwordEncoder) throws Exception {
        AuthenticationManagerBuilder authenticationManagerBuilder = http.getSharedObject(AuthenticationManagerBuilder.class);
        authenticationManagerBuilder.userDetailsService(authorService).passwordEncoder(passwordEncoder);
        return authenticationManagerBuilder.build();
    }
}