package cn.mb.cloud.auth.config;

import cn.mb.cloud.auth.security.handler.MobileLoginSuccessHandler;
import cn.mb.cloud.auth.security.service.MbCloudUserAuthDetailsService;
import cn.mb.cloud.auth.security.social.SocialSecurityConfigurer;
import com.fasterxml.jackson.databind.ObjectMapper;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.context.annotation.Lazy;
import org.springframework.context.annotation.Primary;
import org.springframework.core.annotation.Order;
import org.springframework.security.authentication.AuthenticationManager;
import org.springframework.security.config.annotation.web.builders.HttpSecurity;
import org.springframework.security.config.annotation.web.builders.WebSecurity;
import org.springframework.security.config.annotation.web.configuration.WebSecurityConfigurerAdapter;
import org.springframework.security.crypto.factory.PasswordEncoderFactories;
import org.springframework.security.crypto.password.PasswordEncoder;
import org.springframework.security.oauth2.provider.ClientDetailsService;
import org.springframework.security.oauth2.provider.token.AuthorizationServerTokenServices;
import org.springframework.security.web.authentication.AuthenticationSuccessHandler;

/**
 * @author jason
 * 认证相关配置
 */
@Primary
@Order(90)
@Configuration
public class WebSecurityConfigurer extends WebSecurityConfigurerAdapter {
    @Autowired
    private ObjectMapper objectMapper;
    @Autowired
    private ClientDetailsService clientDetailsService;
    @Autowired
    private MbCloudUserAuthDetailsService userDetailsService;
    @Lazy
    @Autowired
    private AuthorizationServerTokenServices defaultAuthorizationServerTokenServices;

    @Override
    protected void configure(HttpSecurity http) throws Exception {
        http
                .formLogin()
                .loginPage("/token/login")
                .loginProcessingUrl("/token/form")
                .and()
                .authorizeRequests()
                .antMatchers(
                        "/token/**",
                        "/social/**",
                        "/actuator/**",
                        "/v2/api-docs",
                        "/mobile/**").permitAll()
                .anyRequest().authenticated()
                .and().csrf().disable()
                .apply(mobileSecurityConfigurer());

    }

    /**
     * 不拦截静态资源
     *
     * @param web
     */
    @Override
    public void configure(WebSecurity web) {
        web.ignoring().antMatchers("/css/**");
    }

    @Bean
    @Override
    public AuthenticationManager authenticationManagerBean() throws Exception {
        return super.authenticationManagerBean();
    }

    @Bean
    public AuthenticationSuccessHandler mobileLoginSuccessHandler() {
        return MobileLoginSuccessHandler.builder()
                .objectMapper(objectMapper)
                .clientDetailsService(clientDetailsService)
                .passwordEncoder(passwordEncoder())
                .defaultAuthorizationServerTokenServices(defaultAuthorizationServerTokenServices).build();
    }

    @Bean
    public SocialSecurityConfigurer mobileSecurityConfigurer() {
        SocialSecurityConfigurer socialSecurityConfigurer = new SocialSecurityConfigurer();
        socialSecurityConfigurer.setMobileLoginSuccessHandler(mobileLoginSuccessHandler());
        socialSecurityConfigurer.setUserDetailsService(userDetailsService);
        return socialSecurityConfigurer;
    }


    /**
     * https://spring.io/blog/2017/11/01/spring-security-5-0-0-rc1-released#password-storage-updated
     * Encoded password does not look like BCrypt
     *
     * @return PasswordEncoder
     */
    @Bean
    public PasswordEncoder passwordEncoder() {
        return PasswordEncoderFactories.createDelegatingPasswordEncoder();
    }

}