package org.springblade.mdm.flow.service;

import com.itextpdf.text.*;
import com.itextpdf.text.pdf.*;
import lombok.extern.slf4j.Slf4j;
import org.apache.commons.lang3.StringUtils;
import org.flowable.engine.HistoryService;
import org.flowable.task.api.history.HistoricTaskInstance;
import org.springblade.core.oss.OssTemplate;
import org.springblade.core.tool.api.R;
import org.springblade.core.tool.utils.DateUtil;
import org.springblade.mdm.basesetting.machine.MachineService;
import org.springblade.mdm.basesetting.machine.entity.Machine;
import org.springblade.mdm.basesetting.producedivision.entity.QinzheFgb;
import org.springblade.mdm.basesetting.producedivision.service.QinzheFgbService;
import org.springblade.mdm.commons.contants.DictBizConstants;
import org.springblade.mdm.commons.service.ParamService;
import org.springblade.mdm.flow.constants.FlowContants;
import org.springblade.mdm.flow.vo.ApproveTableInfo;
import org.springblade.mdm.program.entity.NcNode;
import org.springblade.mdm.program.entity.NcProgramApproved;
import org.springblade.mdm.program.service.NcNodeService;
import org.springblade.mdm.program.service.NcProgramApprovedService;
import org.springblade.system.feign.IDictBizClient;
import org.springblade.system.feign.IUserClient;
import org.springblade.system.pojo.entity.DictBiz;
import org.springblade.system.pojo.entity.User;
import org.springblade.system.pojo.entity.UserInfo;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;

import java.io.*;
import java.util.*;
import java.util.List;

/**
 * 数控程序确认表输出服务
 *
 * @author yangys
 */
@Slf4j
@Service
public class ProgramConfirmTableService {
	@Autowired
	private QinzheFgbService qinzheFgbService;
	@Autowired
	private IDictBizClient dictBizClient;
	@Autowired
	private NcNodeService ncNodeService;
	@Autowired
	private MachineService machineService;
	@Autowired
	private OssTemplate ossTemplate;
	@Autowired
	private IUserClient userClient;
	@Autowired
	private ParamService paramService;

	public void exportConfirmTable(FlowProgramProperties props, OutputStream os) throws IOException, DocumentException {

		byte[] tplBytes = getTemplateBytes();
		generateTempPDF(tplBytes,props,os);
	}

	void generateTempPDF(byte[] bytes,FlowProgramProperties props,OutputStream outputStream) throws DocumentException, IOException {
		PdfReader reader = null;
		PdfStamper pdfStamper = null;

		reader = new PdfReader(bytes);
		pdfStamper =  new PdfStamper(reader, outputStream);
		// 使用中文字体
		BaseFont bf = BaseFont.createFont("STSong-Light", "UniGB-UCS2-H", BaseFont.NOT_EMBEDDED);
		ArrayList<BaseFont> fontList = new ArrayList<>();
		fontList.add(bf);
		AcroFields fields = pdfStamper.getAcroFields();
		fields.setSubstitutionFonts(fontList);
		fillData(fields, getData(props));//染
		//必须要调用这个，否则文档不会生成的
		pdfStamper.setFormFlattening(true);
		pdfStamper.close();

	}

	void fillData(AcroFields fields, Map<String, String> data) throws DocumentException, IOException {

		for (String key : data.keySet()) {
			String value = data.get(key);
			// 为字段赋值,注意字段名称是区分大小写的fields.setField(key,value);
			fields.setField(key,value,true);

			//form.setFieldProperty("fieldName", "clrflags", PdfAnnotation.FLAGS_HIDDEN, null);
			//fields.setFieldRichValue()
		}

	}



	/**
	 * 获取模板字节数组
	 * @return
	 */
	private byte[] getTemplateBytes() throws IOException {
		String tplOssName = paramService.confirmTableTemplateOssFileName();
		try (InputStream inputStream = this.ossTemplate.statFileStream(tplOssName)) {
			return inputStream.readAllBytes();
		}
	}

	/**
	 * 获取打印表格的数据
	 * @param props 流程属性
	 * @return 数据map
	 */
	Map<String,String> getData(FlowProgramProperties props){
		Map<String,String> data = new HashMap<>();
		data.put("pageTotal","1");
		data.put("pageNo","1");
		data.put("processNo",props.getProcessNo());
		data.put("drawingNo",props.getDrawingNo());
		data.put("drawingNoEdition",props.getDrawingNoEdition());
		data.put("processName",props.getProcessName());
		data.put("processEdition",props.getProcessEdition());
		data.put("machineCode",props.getMachineCode());
		data.put("productModel",props.getProductModel());
		data.put("craftEdition",props.getCraftEdition());

		//零组件名称
		data.put("drawingName",getDrawingName(props.getDrawingNo()));
		data.put("deviation",props.getDeviation());
		data.put("programNo",queryProgramNo(props.getNodeId()));


		data.put("fuheY","Y");
		data.put("keyongY","Y");
		Machine machine = this.machineService.getByCode(props.getMachineCode());
		data.put("machineMode",machine.getName());
		R<String> dictSystemResult = dictBizClient.getValue(DictBizConstants.CONTROL_SYSTEM,machine.getControlSystem());
		if(dictSystemResult.isSuccess()){
			data.put("controlSystem",dictSystemResult.getData());
		}

		data.put("operator","不明确/2025-1-1");
		data.put("jjy","不明确/2025-1-1");

		data.put("programmerName",getNameByUserId(props.getProgrammerId()));
		data.put("checkerName",getNameByUserId(props.getCheckerId()));
		data.put("seniorName",getNameByUserId(props.getSeniorId()));

		return data;
	}

	/**
	 * 查询程序编号
	 * @param nodeId
	 * @return
	 */
	private String queryProgramNo(Long nodeId) {
		if(nodeId ==null) {
			return StringUtils.EMPTY;
		}
		NcNode programPkdNode = this.ncNodeService.getById(nodeId);
		if (programPkdNode != null) {
			return programPkdNode.getProgramNo();
		}else{
			return StringUtils.EMPTY;
		}

	}

	/**
	 * 获取零组件名称
	 * @param drawingNo 零件编号
	 * @return 零组件名称
	 */
	String getDrawingName(String drawingNo){
		QinzheFgb fgb = qinzheFgbService.getByLjh(drawingNo);
		if(fgb!= null){
			return fgb.getLjmc();
		}else{
			return StringUtils.EMPTY;
		}

	}

	String getNameByUserId(Long userId){
		if(userId == null){
			return StringUtils.EMPTY;
		}

		String name = StringUtils.EMPTY;
		R<User> useInfoResult =  userClient.userInfoById(userId);
		if(useInfoResult.isSuccess()){
			name = useInfoResult.getData().getName();
		}

		return name;
	}



}