package com.moon.server.config;

import com.baomidou.mybatisplus.annotation.DbType;
import com.baomidou.mybatisplus.autoconfigure.ConfigurationCustomizer;
import com.baomidou.mybatisplus.core.MybatisConfiguration;
import com.baomidou.mybatisplus.extension.plugins.MybatisPlusInterceptor;
import com.baomidou.mybatisplus.extension.plugins.inner.PaginationInnerInterceptor;
import com.moon.server.extend.CustomizedSqlInjector;
import org.apache.ibatis.type.JdbcType;
import org.mybatis.spring.annotation.MapperScan;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.transaction.annotation.EnableTransactionManagement;

/**
 * Mybatis-Plus分页配置
 * @author WWW
 */
@EnableTransactionManagement
@Configuration
@MapperScan("com.lf.server.mapper")
public class MybatisPlusConfig {
    /**
     * 新的分页插件,一缓和二缓遵循mybatis的规则,需要设置
     * MybatisConfiguration#useDeprecatedExecutor = false
     * 避免缓存出现问题(该属性会在旧插件移除后一同移除)
     */
    @Bean
    public MybatisPlusInterceptor mybatisPlusInterceptor() {
        MybatisPlusInterceptor interceptor = new MybatisPlusInterceptor();
        interceptor.addInnerInterceptor(new PaginationInnerInterceptor(DbType.POSTGRE_SQL));
        return interceptor;
    }

    @Bean
    public ConfigurationCustomizer configurationCustomizer() {
        return new ConfigurationCustomizer() {
            @Override
            public void customize(MybatisConfiguration configuration) {
                configuration.setCacheEnabled(true);
                configuration.setMapUnderscoreToCamelCase(true);
                configuration.setCallSettersOnNulls(true);
                configuration.setJdbcTypeForNull(JdbcType.NULL);
            }
        };
    }

    @Bean
    public CustomizedSqlInjector customizedSqlInjector() {
        return new CustomizedSqlInjector();
    }
}