package com.github.gantleman.shopd.util;

import org.quartz.CronScheduleBuilder;
import org.quartz.CronTrigger;
import org.quartz.JobBuilder;
import org.quartz.JobDetail;
import org.quartz.JobKey;
import org.quartz.Scheduler;
import org.quartz.Trigger;
import org.quartz.TriggerBuilder;
import org.quartz.TriggerKey;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.stereotype.Component;

//https://www.cnblogs.com/yipiaoganlu/p/9229874.html

@Component
public class QuartzManager {

    @Autowired
    private Scheduler scheduler;

    @Value("${srping.quartz.cron}")
    String cron;

    public Scheduler getScheduler() {
        return scheduler;
    }

    public void setScheduler(Scheduler scheduler) {
        this.scheduler = scheduler;
    }

    /**
     * 功能： 添加一个定时任务
     * @param jobName 任务名
     * @param jobGroupName  任务组名
     * @param triggerName 触发器名
     * @param triggerGroupName 触发器组名
     * @param jobClass  任务的类类型  eg:TimedMassJob.class
     * @param cron   时间设置 表达式，参考quartz说明文档
     */
    public void addJob(String jobName, String jobGroupName, String triggerName, String triggerGroupName, Class jobClass, String cron,Object...objects) {
        try {
            if( cron == null) {
                cron = this.cron;
            }
            // 任务名，任务组，任务执行类
            JobDetail jobDetail= JobBuilder.newJob(jobClass).withIdentity(jobName, jobGroupName).build();
            // 触发器
            if(objects!=null){
                for (int i = 0; i < objects.length; i++) {
                    //该数据可以通过Job中的JobDataMap dataMap = context.getJobDetail().getJobDataMap();来进行参数传递值
                    jobDetail.getJobDataMap().put("data"+(i+1), objects[i]);
                }
            }
            TriggerBuilder<Trigger> triggerBuilder = TriggerBuilder.newTrigger();
            // 触发器名,触发器组
            triggerBuilder.withIdentity(triggerName,triggerGroupName);
            triggerBuilder.startNow();
            // 触发器时间设定
            triggerBuilder.withSchedule(CronScheduleBuilder.cronSchedule(cron));
            // 创建Trigger对象
            CronTrigger trigger = (CronTrigger) triggerBuilder.build();
            // 调度容器设置JobDetail和Trigger
            scheduler.scheduleJob(jobDetail, trigger);
            // 启动
            /*if (!scheduler.isShutdown()) {
                scheduler.start();
            }*/
        } catch (Exception e) {
            throw new RuntimeException(e);
        }
    }

    /**
     * 功能：修改一个任务的触发时间
     * @param triggerName 触发器名
     * @param triggerGroupName 触发器组名
     * @param cron   时间设置，参考quartz说明文档
     */
    public void modifyJobTime(String triggerName, String triggerGroupName, String cron) {
        try {
            TriggerKey triggerKey = TriggerKey.triggerKey(triggerName, triggerGroupName);
            CronTrigger trigger = (CronTrigger) scheduler.getTrigger(triggerKey);
            if (trigger == null) {
                return;
            }
            String oldTime = trigger.getCronExpression();
            if (!oldTime.equalsIgnoreCase(cron)) {
                // 触发器
                TriggerBuilder<Trigger> triggerBuilder = TriggerBuilder.newTrigger();
                // 触发器名,触发器组
                triggerBuilder.withIdentity(triggerName, triggerGroupName);
                triggerBuilder.startNow();
                // 触发器时间设定
                triggerBuilder.withSchedule(CronScheduleBuilder.cronSchedule(cron));
                // 创建Trigger对象
                trigger = (CronTrigger) triggerBuilder.build();
                // 方式一 ：修改一个任务的触发时间
                scheduler.rescheduleJob(triggerKey, trigger);
            }
        } catch (Exception e) {
            throw new RuntimeException(e);
        }
    }

    /**
     * 功能: 移除一个任务
     * @param jobName
     * @param jobGroupName
     * @param triggerName
     * @param triggerGroupName
     */
    public void removeJob(String jobName, String jobGroupName,String triggerName, String triggerGroupName) {
        try {
            TriggerKey triggerKey = TriggerKey.triggerKey(triggerName,triggerGroupName);
            // 停止触发器
            scheduler.pauseTrigger(triggerKey);
            // 移除触发器
            scheduler.unscheduleJob(triggerKey);
            // 删除任务
            scheduler.deleteJob(JobKey.jobKey(jobName,jobGroupName));
        } catch (Exception e) {
            throw new RuntimeException(e);
        }
    }

    /**
     *
     * 功能：启动所有定时任务
     */
    public void startJobs() {
        try {
            scheduler.start();
        } catch (Exception e) {
            throw new RuntimeException(e);
        }
    }
    /**
     * 功能：关闭所有定时任务
     */
    public void shutdownJobs() {
        try {
            if (!scheduler.isShutdown()) {
                scheduler.shutdown();
            }
        } catch (Exception e) {
            throw new RuntimeException(e);
        }
    }
}