package com.gk.firework.Config.Oauth2;

import com.gk.firework.Domain.Utils.Base64Encrypt;
import com.gk.firework.Domain.Utils.StringUtils;
import org.apache.tomcat.util.security.MD5Encoder;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.security.authentication.AuthenticationManager;
import org.springframework.security.config.annotation.authentication.builders.AuthenticationManagerBuilder;
import org.springframework.security.config.annotation.method.configuration.EnableGlobalMethodSecurity;
import org.springframework.security.config.annotation.web.builders.HttpSecurity;
import org.springframework.security.config.annotation.web.configuration.WebSecurityConfigurerAdapter;
import org.springframework.security.crypto.password.PasswordEncoder;

import javax.servlet.http.HttpServletResponse;

@Configuration
@EnableGlobalMethodSecurity(prePostEnabled = true)
public class WebSecurityConfig extends WebSecurityConfigurerAdapter {

    @Autowired
    private UserServiceDetail userServiceDetail;

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

    @Override
    protected void configure(HttpSecurity http) throws Exception {
        //CSRF:因为不再依赖于Cookie，所以你就不需要考虑对CSRF（跨站请求伪造）的防范
        http
                .csrf().disable()
                .exceptionHandling()
                .authenticationEntryPoint((request, response, authException) -> response.sendError(HttpServletResponse.SC_UNAUTHORIZED))
                .and()
                .logout().disable()
//                .addFilter(loginAuthenticationFilter)
                .authorizeRequests()
                .regexMatchers("/actuator.*").permitAll()
                .antMatchers("/**").authenticated()
                .and()
                .httpBasic();

    }

    @Override
    protected void configure(AuthenticationManagerBuilder auth) throws Exception {
        auth
                .userDetailsService(userServiceDetail)
                .passwordEncoder(new PasswordEncoder() {
                    @Override
                    public String encode(CharSequence rawPassword) {
                        return Base64Encrypt.encode(rawPassword.toString().getBytes());
                    }

                    @Override
                    public boolean matches(CharSequence rawPassword, String encodedPassword) {
                        return encodedPassword.equals(Base64Encrypt.encode(rawPassword.toString().getBytes()));
                    }
                });
    }

    /**
     * Configuration password encryption
     * @return
     */
    @Bean
    PasswordEncoder passwordEncoder() {
        return new PasswordEncoder() {
            @Override
            public String encode(CharSequence charSequence) {
                return charSequence.toString();
            }

            @Override
            public boolean matches(CharSequence charSequence, String s) {
                return s.equals(charSequence.toString());
            }
        };
    }

}