package org.springblade.mdm.program.service;

import com.alibaba.csp.sentinel.util.StringUtil;
import com.alibaba.fastjson.JSONArray;
import com.alibaba.fastjson.JSONObject;
import com.baomidou.mybatisplus.core.metadata.IPage;
import lombok.AllArgsConstructor;
import lombok.extern.slf4j.Slf4j;
import org.jetbrains.annotations.NotNull;
import org.springblade.core.log.exception.ServiceException;
import org.springblade.core.mp.base.BizEntity;
import org.springblade.core.mp.base.BizServiceImpl;
import org.springblade.core.mp.support.Condition;
import org.springblade.core.mp.support.Query;
import org.springblade.core.oss.OssTemplate;
import org.springblade.core.tool.api.R;
import org.springblade.core.tool.utils.Func;
import org.springblade.mdm.basesetting.machine.MachineService;
import org.springblade.mdm.basesetting.machine.entity.Machine;
import org.springblade.mdm.flow.entity.ApproveRecord;
import org.springblade.mdm.flow.entity.FlowProgramFile;
import org.springblade.mdm.flow.service.ApproveRecordService;
import org.springblade.mdm.flow.service.FlowProgramFileService;
import org.springblade.mdm.program.entity.NcNode;
import org.springblade.mdm.program.entity.NcProgramApproved;
import org.springblade.mdm.program.entity.NcProgramExchange;
import org.springblade.mdm.program.mapper.NcProgramExchangeMapper;
import org.springblade.mdm.program.vo.DncSendBackData;
import org.springblade.mdm.utils.FileContentUtil;
import org.springblade.system.feign.IDictClient;
import org.springblade.system.pojo.entity.Dict;
import org.springframework.stereotype.Service;

import java.io.*;
import java.nio.charset.StandardCharsets;
import java.util.*;
import java.util.zip.ZipEntry;
import java.util.zip.ZipOutputStream;

/**
 * 下发/回传程序统计
 *
 * @author yangys
 */
@Slf4j
@Service
@AllArgsConstructor
public class NcProgramExportDNCService extends BizServiceImpl<NcProgramExchangeMapper, NcProgramExchange> {

	//private final NcProgramService progService;
	private final IDictClient dictClient;
	private final MachineService machineService;
	private final NcProgramApprovedService approvedService;
	private final ApproveRecordService approveRecordService;
	private final NcNodeService ncNodeService;
	private final OssTemplate ossTemplate;
	private final FlowProgramFileService flowProgramFileService;
	private final ProgramAnnotationService programAnnotationService;
	//public static final String PROGRAM_JSON_FILE = "exp_mdm_nc_program.json";
	//public static final String NODE_JSON_FILE = "exp_mdm_nc_node.json";
	//public static final String APPROVE_RECORD_JSON_FILE = "exp_mdm_approve_record.json";

	public static final String ANNOTATION_DICT = "machine_annotation";

	/**
	 * 分页查询
	 * @param query 查询参数
	 * @return
	 */
	public IPage<DncSendBackData> dncSendBackPageQuery(Query query) {
		return this.getBaseMapper().dncSendBackpageQuery(Condition.getPage(query),query);
	}

	/**
	 * 导出dnc压缩包
	 * @param approvedIdArray 待导出审批表id数组
	 */
	public void exportDnc(Long[] approvedIdArray, OutputStream os) throws IOException {
		//FileOutputStream fos = new FileOutputStream("d:/exportDnc.zip");
		try (ZipOutputStream zipOut = new ZipOutputStream(os);os) {//os

			for (Long approvedId : approvedIdArray) {
				NcProgramApproved approved = approvedService.getById(approvedId);
				addProgramPackageToZip(zipOut,approved);

				approved.setStatus(NcProgramApproved.STATUS_EXPORTED);
				approvedService.updateById(approved);
			}

		}catch(Exception e){
			Throwable [] err = e.getSuppressed();
			throw new ServiceException("导出工控网错误"+e.getMessage());
		}
	}

	/**
	 * 将程序包和下属文件加入压缩包
	 * @param zipOut
	 * @param approved
	 */
	private void addProgramPackageToZip(ZipOutputStream zipOut, NcProgramApproved approved) throws IOException{
		String packageFolder = approved.getProgramName()+"/";
		ZipEntry zipEntry = new ZipEntry(packageFolder);// "/"结尾表示文件夹
		zipOut.putNextEntry(zipEntry);
		zipOut.closeEntry();

		NcNode packageNode = ncNodeService.getById(approved.getNcNodeId());
		Machine machine = machineService.getByCode(packageNode.getMachineCode());//程序包节点，获取注释用

		List<NcNode> programNodes = ncNodeService.lambdaQuery().eq(NcNode::getIsLastEdition,1).eq(NcNode::getParentId, approved.getNcNodeId()).list();

		FlowProgramFile programFile;
		NcNode programPackageNode = this.ncNodeService.getById(approved.getNcNodeId());
		String status = "SQ";
		if(programPackageNode.isDeviationProgram()){
			status = "PL";
		}else if(programPackageNode.hasCured()){
			status = "GH";
		}

		for (NcNode node : programNodes) {
			String filePathInZip = packageFolder + node.getName();
			programFile = this.flowProgramFileService.getById(node.getFlowProgramFileId());
			if(programFile.isProgram()) {//程序文件，才会加入压缩包
				InputStream inputStream = ossTemplate.statFileStream(programFile.getOssName());
				//InputStream addedIns1 = addSendDirAnnotation(inputStream, machine, annotationList);
				//InputStream addedIns2 = addProgramStatusAnnotation(addedIns1, status, machine, annotationList);
				String sendDir = machine.getProgSendDir()==null? StringUtil.EMPTY:machine.getProgSendDir();
				InputStream addedIns2 = programAnnotationService.setSendDirAndStatusAnnotation(sendDir,status,inputStream,machine.getMachineGroupCode());
				this.addInputStreamToZip(zipOut, addedIns2, filePathInZip);
			}
		}

	}


	/**
	 * 加入机床下发路径和程序状态的注释
	 * @param inputStream
	 * @return
	 */
	/*
	InputStream addSendDirAnnotation(InputStream inputStream,Machine machine,List<Dict> annotationList) throws IOException {
		//检测第二行是否是路径
		String annotationText = programAnnotationService.generateAnnotation(machine.getProgSendDir()==null? StringUtil.EMPTY:machine.getProgSendDir(),machine.getMachineGroupCode(),annotationList);

		//TODO 改判断行内容
		return FileContentUtil.insertLine(inputStream,1,annotationText);
	}*/

	/**
	 * 添加程序专改的注释
	 * @param inputStream
	 * @param status 程序状态
	 * @param machine
	 * @param annotationList 配置的注释字典列表
	 * @return
	 * @throws IOException
	 */
	/*
	InputStream addProgramStatusAnnotation(InputStream inputStream,String status,Machine machine,List<Dict> annotationList) throws IOException {
		String annoText= programAnnotationService.generateAnnotation(status,machine.getMachineGroupCode(),annotationList);

		return FileContentUtil.insertLine(inputStream,2,annoText);
	}*/

	/**
	 * 判断一行文本是否是注释
	 * @param line
	 * @param annotationList
	 * @return
	 */
	/*
	boolean isAnnotation(String line,List<Dict> annotationList){
		boolean isAnno = false;

		return isAnno;
	}*/


	/*
	String generateAnnotation(String oriTest,String machineGroupCode,List<Dict> annotationList) {
		R<List<Dict>> dictsResult = dictClient.getList(ANNOTATION_DICT);
		String annotation = oriTest;
		String begin = "(";
		String end = ")";

		Optional<Dict> dictOpt = dictsResult.getData().stream().filter(dict -> {return dict.getDictKey().equals(machineGroupCode);}).findFirst();
		String annotationSetting = "(,)";
		if(dictOpt.isPresent()) {
			annotationSetting = dictOpt.get().getDictValue();
		}
		String[] arr = annotationSetting.split(",");
		if(arr.length == 2){
			begin = arr[0];
			end = arr[1];
		}

		annotation = begin + oriTest + end;
		return annotation;

	}
	*/

	/**
	 * 将 输入流 中的内容写入zip
	 * @param zipOut zip输出流
	 * @param inputStream 输入流
	 * @param entryName 文件名
	 * @throws IOException
	 */
	void addInputStreamToZip(ZipOutputStream zipOut, InputStream inputStream, String entryName)
		throws IOException {
		// 创建新的 ZIP 条目
		ZipEntry zipEntry = new ZipEntry(entryName);
		zipOut.putNextEntry(zipEntry);

		// 将输入流写入 ZIP 输出流
		byte[] buffer = new byte[1024];
		int length;
		while ((length = inputStream.read(buffer)) >= 0) {
			zipOut.write(buffer, 0, length);
		}

		// 关闭当前条目
		zipOut.closeEntry();
	}
}