package com.core.config;

import com.baomidou.mybatisplus.annotation.DbType;
import com.baomidou.mybatisplus.extension.plugins.MybatisPlusInterceptor;
import com.baomidou.mybatisplus.extension.plugins.inner.BlockAttackInnerInterceptor;
import com.baomidou.mybatisplus.extension.plugins.inner.OptimisticLockerInnerInterceptor;
import com.baomidou.mybatisplus.extension.plugins.inner.PaginationInnerInterceptor;
import com.baomidou.mybatisplus.extension.spring.MybatisSqlSessionFactoryBean;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.core.io.support.PathMatchingResourcePatternResolver;
import org.springframework.transaction.annotation.EnableTransactionManagement;

import javax.sql.DataSource;

/**
 * mp 配置
 */
@Configuration
@EnableTransactionManagement(proxyTargetClass = true)
public class MyBatisPlusConfig {

    @Bean
    public MybatisPlusInterceptor mybatisPlusInterceptor() {

        MybatisPlusInterceptor mybatisPlusInterceptor = new MybatisPlusInterceptor();
        // 添加分页拦截器
        mybatisPlusInterceptor.addInnerInterceptor(new PaginationInnerInterceptor());
        //添加乐观锁支持拦截器
        mybatisPlusInterceptor.addInnerInterceptor(new OptimisticLockerInnerInterceptor());
        return mybatisPlusInterceptor;
    }

//    @Bean
//    public MybatisSqlSessionFactoryBean sqlSessionFactory(DataSource dataSource) throws Exception{
//        MybatisSqlSessionFactoryBean sqlSessionFactoryBean= new MybatisSqlSessionFactoryBean();
//        sqlSessionFactoryBean.setDataSource(dataSource);
//        sqlSessionFactoryBean.setMapperLocations(new PathMatchingResourcePatternResolver().getResources("classpath:/mapper/*Mapper.xml"));
//        return sqlSessionFactoryBean;
//    }


//    @Bean
//    public MybatisPlusInterceptor mybatisPlusInterceptor()
//    {
//        MybatisPlusInterceptor interceptor = new MybatisPlusInterceptor();
//        // 分页插件
//        interceptor.addInnerInterceptor(paginationInnerInterceptor());
//        // 乐观锁插件
//        interceptor.addInnerInterceptor(optimisticLockerInnerInterceptor());
//        // 阻断插件
//        interceptor.addInnerInterceptor(blockAttackInnerInterceptor());
//        return interceptor;
//    }
//
//    /**
//     * 分页插件，自动识别数据库类型 https://baomidou.com/guide/interceptor-pagination.html
//     */
//    public PaginationInnerInterceptor paginationInnerInterceptor()
//    {
//        PaginationInnerInterceptor paginationInnerInterceptor = new PaginationInnerInterceptor();
//        // 设置数据库类型为mysql
//        paginationInnerInterceptor.setDbType(DbType.MYSQL);
//        // 设置最大单页限制数量，默认 500 条，-1 不受限制
//        paginationInnerInterceptor.setMaxLimit(-1L);
//        return paginationInnerInterceptor;
//    }
//
//    /**
//     * 乐观锁插件 https://baomidou.com/guide/interceptor-optimistic-locker.html
//     */
//    public OptimisticLockerInnerInterceptor optimisticLockerInnerInterceptor()
//    {
//        return new OptimisticLockerInnerInterceptor();
//    }
//
//    /**
//     * 如果是对全表的删除或更新操作，就会终止该操作 https://baomidou.com/guide/interceptor-block-attack.html
//     */
//    public BlockAttackInnerInterceptor blockAttackInnerInterceptor()
//    {
//        return new BlockAttackInnerInterceptor();
//    }
}
