package net.maku.quartz.config;

import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.scheduling.quartz.SchedulerFactoryBean;

import javax.sql.DataSource;
import java.util.Properties;

/**
 * 定时任务配置
 *
 * @author 阿沐 babamu@126.com
 * <a href="https://maku.net">MAKU</a>
 */
@Configuration
public class ScheduleConfig {

    @Bean
    public SchedulerFactoryBean schedulerFactoryBean(DataSource dataSource) {
        // quartz参数
        Properties prop = new Properties();
        prop.put("org.quartz.scheduler.instanceName", "MakuScheduler");
        prop.put("org.quartz.scheduler.instanceId", "AUTO");
        // 线程池配置
        prop.put("org.quartz.threadPool.class", "org.quartz.simpl.SimpleThreadPool");
        prop.put("org.quartz.threadPool.threadCount", "20");
        prop.put("org.quartz.threadPool.threadPriority", "5");
        // jobStore配置
        prop.put("org.quartz.jobStore.class", "org.springframework.scheduling.quartz.LocalDataSourceJobStore");
        // 集群配置
        prop.put("org.quartz.jobStore.isClustered", "true");
        prop.put("org.quartz.jobStore.clusterCheckinInterval", "15000");
        prop.put("org.quartz.jobStore.maxMisfiresToHandleAtATime", "1");
        prop.put("org.quartz.jobStore.txIsolationLevelSerializable", "true");

        prop.put("org.quartz.jobStore.misfireThreshold", "12000");
        prop.put("org.quartz.jobStore.tablePrefix", "QRTZ_");
        prop.put("org.quartz.jobStore.selectWithLockSQL", "SELECT * FROM {0}LOCKS UPDLOCK WHERE LOCK_NAME = ?");

        SchedulerFactoryBean factory = new SchedulerFactoryBean();
        factory.setSchedulerName("MakuScheduler");
        factory.setDataSource(dataSource);
        factory.setQuartzProperties(prop);
        // 延时启动
        factory.setStartupDelay(10);
        factory.setApplicationContextSchedulerContextKey("applicationContextKey");
        // 启动时更新己存在的Job，这样就不用每次修改targetObject后删除qrtz_job_details表对应记录了
        factory.setOverwriteExistingJobs(true);

        return factory;
    }
}
