content: package com.example.identityservice.config;
  
  import com.example.identityservice.user.UserRepository;
  import lombok.RequiredArgsConstructor;
  import org.springframework.context.annotation.Bean;
  import org.springframework.context.annotation.Configuration;
  import org.springframework.security.authentication.AuthenticationManager;
  import org.springframework.security.authentication.AuthenticationProvider;
  import org.springframework.security.authentication.dao.DaoAuthenticationProvider;
  import org.springframework.security.config.annotation.authentication.configuration.AuthenticationConfiguration;
  import org.springframework.security.core.userdetails.UserDetailsService;
  import org.springframework.security.core.userdetails.UsernameNotFoundException;
  import org.springframework.security.crypto.bcrypt.BCryptPasswordEncoder;
  import org.springframework.security.crypto.password.PasswordEncoder;
  
  @Configuration
  @RequiredArgsConstructor
  public class ApplicationConfig {
  
      private final UserRepository repository;
  
      @Bean
      public UserDetailsService userDetailsService() {
          return username -> repository.findByEmail(username)
                  .orElseThrow(() -> new UsernameNotFoundException("User not found"));
      }
  
      @Bean
      public AuthenticationProvider authenticationProvider() {
          DaoAuthenticationProvider authProvider = new DaoAuthenticationProvider();
          authProvider.setUserDetailsService(userDetailsService());
          authProvider.setPasswordEncoder(passwordEncoder());
  
          return authProvider;
      }
  
      @Bean
      public AuthenticationManager authenticationManager(AuthenticationConfiguration config) throws Exception {
          return config.getAuthenticationManager();
      }
  
      @Bean
      public PasswordEncoder passwordEncoder() {
          return new BCryptPasswordEncoder();
      }
  }
  