package com.cm.common.config;

import org.aspectj.lang.annotation.Aspect;
import org.springframework.aop.Advisor;
import org.springframework.aop.aspectj.AspectJExpressionPointcut;
import org.springframework.aop.support.DefaultPointcutAdvisor;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.transaction.PlatformTransactionManager;
import org.springframework.transaction.TransactionDefinition;
import org.springframework.transaction.interceptor.DefaultTransactionAttribute;
import org.springframework.transaction.interceptor.NameMatchTransactionAttributeSource;
import org.springframework.transaction.interceptor.TransactionInterceptor;

/**
 * @ClassName: GlobalTransactionConfig
 * @Description: 全局事务处理
 * @Author: WangGeng
 * @Date: 2019/2/26 4:18 PM
 * @Version: 1.0
 **/
@Aspect
@Configuration
public class TransactionConfig {

    @Autowired
    private PlatformTransactionManager transactionManager;

    /**
     * 事务拦截器
     *
     * @return
     */
    @Bean
    public TransactionInterceptor txAdvice() {
        DefaultTransactionAttribute required = new DefaultTransactionAttribute();
        required.setPropagationBehavior(TransactionDefinition.PROPAGATION_REQUIRED);

        DefaultTransactionAttribute readOnly = new DefaultTransactionAttribute();
        readOnly.setPropagationBehavior(TransactionDefinition.PROPAGATION_REQUIRED);
        readOnly.setReadOnly(true);

        NameMatchTransactionAttributeSource source = new NameMatchTransactionAttributeSource();
        source.addTransactionalMethod("add*", required);
        source.addTransactionalMethod("save*", required);

        source.addTransactionalMethod("delete*", required);
        source.addTransactionalMethod("remove*", required);

        source.addTransactionalMethod("update*", required);
        source.addTransactionalMethod("edit*", required);

        source.addTransactionalMethod("exec*", required);
        source.addTransactionalMethod("set*", required);

        source.addTransactionalMethod("login", required);

        source.addTransactionalMethod("get*", readOnly);
        source.addTransactionalMethod("query*", readOnly);
        source.addTransactionalMethod("find*", readOnly);
        source.addTransactionalMethod("list*", readOnly);
        source.addTransactionalMethod("count*", readOnly);
        source.addTransactionalMethod("is*", readOnly);
        return new TransactionInterceptor(transactionManager, source);
    }

    @Bean
    public Advisor txAdviceAdvisor() {
        AspectJExpressionPointcut pointcut = new AspectJExpressionPointcut();
        pointcut.setExpression("execution (* com.cm..*.service..*(..))");
        return new DefaultPointcutAdvisor(pointcut, txAdvice());
    }

}