package org.springblade.mdm.task;

import lombok.extern.slf4j.Slf4j;
import org.springblade.mdm.basesetting.machine.service.MachineService;
import org.springblade.mdm.basesetting.machine.entity.Machine;
import org.springblade.mdm.commons.service.ParamService;
import org.springblade.mdm.machinefile.entity.MachineFile;
import org.springblade.mdm.machinefile.service.MachineFileService;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.scheduling.annotation.EnableScheduling;
import org.springframework.scheduling.annotation.Scheduled;
import org.springframework.stereotype.Component;

import java.io.File;
import java.io.IOException;
import java.nio.file.Files;
import java.nio.file.Path;
import java.nio.file.Paths;
import java.time.LocalDateTime;
import java.util.List;

/**
 * 机床回传文件夹send，目录文件超过机床设定的时间清除
 */
@Slf4j
@Component
@EnableScheduling
public class SendDirCleanTask {
	@Autowired
	private MachineFileService machineFileService;
	@Autowired
	private MachineService machineService;
	@Autowired
	private ParamService paramService;
	/**
	 * 文件默认保存小时数
	 */
	private static final int DEFAULT_HOUR = 0;
	// 每5秒执行一次
	//@Scheduled(fixedRate = 1000000)
	//@Scheduled(cron = "0 1 0 * * ?") // 每天上午0点1分执行
	//@Scheduled(cron = "0 */3 * * * ?")
	//@Scheduled(cron = "0 15 19 * * ?") //test
	//@Scheduled(cron = "${task.cron.machine_file_scan}")
	@Scheduled(cron = "${task.cron.machine_send_clean:0 0 * * * ?}")
	public void execute() {
		String networkType = paramService.getParamValue(ParamService.NETWORK_TYPE,ParamService.NETWORK_TYPE_SHEMI);

		if(!ParamService.NETWORK_TYPE_SHEMI.equals(networkType)){
			//非涉密网，才扫描目录文件
			cleanOverTimeFiles();
		}

	}

	/**
	 * 扫描数据库记录，超时则移动文件
	 */
	public void cleanOverTimeFiles() {
		List<Machine> machines = machineService.getEnableMachines();
		LocalDateTime now = LocalDateTime.now();
		for (Machine machine : machines) {
			int remainHours = machine.getReceiveDirExpiryHours() != null ?machine.getSendDirExpiryHours():DEFAULT_HOUR;
			if(remainHours == 0){
				continue;
			}
			LocalDateTime earlyTime = now.minusHours(remainHours);
			List<MachineFile> overTimeFiles = this.machineFileService.lambdaQuery().lt(MachineFile::getFileCreateTime,earlyTime)
				.eq(MachineFile::getDirType,MachineFile.DIR_TYPE_SEND)
				.eq(MachineFile::getMachineCode,machine.getCode()).list();

			for(MachineFile overTimeFile : overTimeFiles){
				try {
					cleanFile(overTimeFile, machine);
				}catch(Exception e){
					log.error("移动rec文件失败:"+overTimeFile.getName(),e);
				}
			}

		}

	}

	/**
	 * 文件删除
	 * @param overTimeFile
	 * @machine 所属机床
	 */
	private void cleanFile(MachineFile overTimeFile,Machine machine) throws IOException {
		String targetFilepath = MachineFileService.getBasePath(machine,overTimeFile.getDirType())+ File.separator+overTimeFile.getName();
		Path filepath = Paths.get(targetFilepath);
		if(!filepath.toFile().exists()){
			return;
		}
		Files.delete(filepath);
	}


}