package com.example.dynamicserver.oauth.config;

import javax.sql.DataSource;

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.security.oauth2.config.annotation.configurers.ClientDetailsServiceConfigurer;
import org.springframework.security.oauth2.config.annotation.web.configuration.AuthorizationServerConfigurerAdapter;
import org.springframework.security.oauth2.config.annotation.web.configuration.EnableAuthorizationServer;
import org.springframework.security.oauth2.config.annotation.web.configurers.AuthorizationServerEndpointsConfigurer;
import org.springframework.security.oauth2.provider.ClientRegistrationService;
import org.springframework.security.oauth2.provider.approval.ApprovalStore;
import org.springframework.security.oauth2.provider.approval.JdbcApprovalStore;
import org.springframework.security.oauth2.provider.client.JdbcClientDetailsService;
import org.springframework.security.oauth2.provider.token.TokenStore;
import org.springframework.security.oauth2.provider.token.store.JdbcTokenStore;

@Configuration
@EnableAuthorizationServer
public class OAuth2AuthorizationServer extends
        AuthorizationServerConfigurerAdapter {

    @Autowired
    private DataSource dataSource;

    @Bean
    public TokenStore tokenStore() {
        return new JdbcTokenStore(dataSource);
    }

    @Bean
    public ApprovalStore approvalStore() {
        return new JdbcApprovalStore(dataSource);
    }

    public void configure(AuthorizationServerEndpointsConfigurer endpoints)
            throws Exception {
        endpoints.approvalStore(approvalStore()).tokenStore(tokenStore());
    }

    public void configure(ClientDetailsServiceConfigurer clients)
            throws Exception {
        clients.jdbc(dataSource);
    }

    @Bean
    public ClientRegistrationService clientRegistrationService() {
        return new JdbcClientDetailsService(dataSource);
    }

}