package com.astalange.web.config;

import com.astalange.core.security.UserDetailsServiceImpl;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.security.authentication.AuthenticationProvider;
import org.springframework.security.authentication.dao.DaoAuthenticationProvider;
import org.springframework.security.config.annotation.web.builders.HttpSecurity;
import org.springframework.security.config.annotation.web.configuration.EnableWebSecurity;
import org.springframework.security.crypto.argon2.Argon2PasswordEncoder;
import org.springframework.security.crypto.password.PasswordEncoder;
import org.springframework.security.web.SecurityFilterChain;
import org.springframework.security.core.session.SessionRegistry;
import org.springframework.security.core.session.SessionRegistryImpl;
import org.springframework.security.web.session.HttpSessionEventPublisher;

@Configuration
@EnableWebSecurity
public class SecurityConfig {

    private final UserDetailsServiceImpl userDetailsService;

    public SecurityConfig(UserDetailsServiceImpl userDetailsService) {
        this.userDetailsService = userDetailsService;
    }

    @Bean
    public SecurityFilterChain securityFilterChain(HttpSecurity http) throws Exception {
        http
            .authorizeHttpRequests(auth -> auth
                .requestMatchers("/css/**", "/js/**", "/images/**", "/inscription-public/**").permitAll()
                .requestMatchers("/change-password").authenticated()
                .requestMatchers("/utilisateurs/**", "/saisons/**", "/categories/**", "/equipes/**", "/modespaiement/**", "/equipements/**", "/admin/logs/**").hasRole("ADMIN")
                .requestMatchers("/paiements/**", "/paiement/**").hasAnyRole("ADMIN", "TRESORERIE", "AGENT_SAISIE")
                .requestMatchers("/planning/**").hasAnyRole("ADMIN", "AGENT_SAISIE")
                .requestMatchers("/adherents/**", "/dotations/**").hasAnyRole("ADMIN", "TRESORERIE", "AGENT_SAISIE")
                .anyRequest().authenticated()
            )
            .formLogin(form -> form
                .loginPage("/login")
                .defaultSuccessUrl("/", true)
                .permitAll()
            )
            .logout(logout -> logout
                .logoutSuccessUrl("/login?logout")
                .permitAll()
            )
            .sessionManagement(session -> session
                .maximumSessions(100)
                .sessionRegistry(sessionRegistry())
            );
        return http.build();
    }

    @Bean
    public PasswordEncoder passwordEncoder() {
        return Argon2PasswordEncoder.defaultsForSpringSecurity_v5_8();
    }

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

    @Bean
    public SessionRegistry sessionRegistry() {
        return new SessionRegistryImpl();
    }

    @Bean
    public HttpSessionEventPublisher httpSessionEventPublisher() {
        return new HttpSessionEventPublisher();
    }
}