package com.zzx.config;


import com.zzx.filter.JwtTokenFilter;
import com.zzx.service.UserService;
import org.springframework.beans.factory.annotation.Autowired;
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.method.configuration.EnableGlobalMethodSecurity;
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.configuration.WebSecurityConfigurerAdapter;
import org.springframework.security.config.http.SessionCreationPolicy;
import org.springframework.security.web.authentication.UsernamePasswordAuthenticationFilter;


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

    @Autowired
    private UserService userService;

    @Bean
    public JwtTokenFilter authenticationTokenFilterBean() throws Exception {
        return new JwtTokenFilter();
    }

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

//    @Override
//    protected void configure(AuthenticationManagerBuilder auth) throws Exception {
//        auth.userDetailsService(userService).passwordEncoder(new BCryptPasswordEncoder());
//    }

    @Override
    protected void configure(HttpSecurity httpSecurity) throws Exception {

        //禁用csrf
        //options全部放行
        //post put delete get 全部拦截校验
        httpSecurity.csrf().disable()
                .sessionManagement().sessionCreationPolicy(SessionCreationPolicy.STATELESS).and()
                .authorizeRequests()
                .antMatchers(HttpMethod.OPTIONS, "/**").permitAll()
                .antMatchers(HttpMethod.POST).authenticated()
                .antMatchers(HttpMethod.PUT).authenticated()
                .antMatchers(HttpMethod.DELETE).authenticated()
                .antMatchers(HttpMethod.GET).authenticated();

        httpSecurity
                .addFilterBefore(authenticationTokenFilterBean(), UsernamePasswordAuthenticationFilter.class);
        httpSecurity.headers().cacheControl();
    }

}