/*
 * Copyright [2020-2030] [https://www.stylefeng.cn]
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
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 * Guns采用APACHE LICENSE 2.0开源协议，您在使用过程中，需要注意以下几点：
 *
 * 1.请不要删除和修改根目录下的LICENSE文件。
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package cn.stylefeng.roses.kernel.timer.hutool;

import cn.hutool.core.util.StrUtil;
import cn.hutool.cron.CronUtil;
import cn.hutool.cron.task.Task;
import cn.hutool.extra.spring.SpringUtil;
import cn.stylefeng.roses.kernel.timer.api.TimerAction;
import cn.stylefeng.roses.kernel.timer.api.TimerExeService;
import cn.stylefeng.roses.kernel.timer.api.exception.TimerException;
import cn.stylefeng.roses.kernel.timer.api.exception.enums.TimerExceptionEnum;
import lombok.extern.slf4j.Slf4j;

/**
 * hutool方式的定时任务执行
 * <p>
 * 使用TimerExeServiceImpl替代，解决spring cloud双上下文执行重复的问题
 *
 * @author fengshuonan
 * @since 2020/10/27 14:05
 */
@Slf4j
@Deprecated
public class HutoolTimerExeServiceImpl implements TimerExeService {

    @Override
    public void start() {
        // 设置秒级别的启用
        CronUtil.setMatchSecond(true);

        // 启动定时器执行器
        CronUtil.start();
    }

    @Override
    public void stop() {
        CronUtil.stop();
    }

    @Override
    public void startTimer(String taskId, String cron, String className, String params) {

        // 判断任务id是否为空
        if (StrUtil.isBlank(taskId)) {
            throw new TimerException(TimerExceptionEnum.PARAM_HAS_NULL, "taskId");
        }

        // 判断任务cron表达式是否为空
        if (StrUtil.isBlank(cron)) {
            throw new TimerException(TimerExceptionEnum.PARAM_HAS_NULL, "cron");
        }

        // 判断类名称是否为空
        if (StrUtil.isBlank(className)) {
            throw new TimerException(TimerExceptionEnum.PARAM_HAS_NULL, "className");
        }

        // 预加载类看是否存在此定时任务类
        try {
            Class.forName(className);
        } catch (ClassNotFoundException e) {
            throw new TimerException(TimerExceptionEnum.CLASS_NOT_FOUND, className);
        }

        // 定义hutool的任务
        Task task = () -> {
            try {
                TimerAction timerAction = (TimerAction) SpringUtil.getBean(Class.forName(className));
                timerAction.action(params);
            } catch (ClassNotFoundException e) {
                log.error("任务执行异常：{}", e.getMessage());
            }
        };

        // 开始执行任务
        CronUtil.schedule(taskId, cron, task);
    }

    @Override
    public void stopTimer(String taskId) {
        CronUtil.remove(taskId);
    }

}
