package com.whyc.service;
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import com.whyc.dto.Statistic.MonStic;
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import com.whyc.dto.Statistic.SticMonRes;
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import com.whyc.pojo.db_user.User;
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import com.whyc.util.ActionUtil;
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import com.whyc.util.ServletUtils;
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import org.apache.poi.hssf.usermodel.*;
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import org.apache.poi.ss.formula.functions.T;
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import org.apache.poi.ss.usermodel.ClientAnchor;
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import org.springframework.beans.factory.annotation.Autowired;
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import org.springframework.stereotype.Service;
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import sun.misc.BASE64Decoder;
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import javax.servlet.http.HttpServletRequest;
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import javax.servlet.http.HttpServletResponse;
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import java.io.IOException;
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import java.io.OutputStream;
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import java.io.UnsupportedEncodingException;
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import java.net.URLEncoder;
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import java.text.ParseException;
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import java.text.SimpleDateFormat;
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import java.util.ArrayList;
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import java.util.Date;
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import java.util.List;
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import java.util.Map;
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@Service
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public class ExportService {
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@Autowired
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private BatttestdataInfService battTinfService;
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//单节数量统计导出（1.2.14）
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public void exportBattTinfStatistic(HttpServletRequest req, HttpServletResponse resp, MonStic stic) throws ParseException {
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String topPic = stic.getTopPic(); //头部柱状图
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String goodVolPic = stic.getGoodVolPic(); //优秀电压图
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String goodResPic = stic.getGoodResPic(); //优秀内阻
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String badVolPic = stic.getBadVolPic(); //劣化电压图
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String badResPic = stic.getBadResPic(); //劣化内阻
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String damageVolPic = stic.getDamageVolPic(); //损坏电压图
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String damageResPic = stic.getDamageResPic(); //损坏内阻
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User uinf= ActionUtil.getUser();
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stic.setUid(uinf.getId());
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Map<String,Object> map= battTinfService.getMonStatistic(stic);
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List<byte[]> bytes = new ArrayList<byte[]>();
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//处理图片
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try {
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if (ServletUtils.isNotNull(topPic)) {
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String[] url = topPic.split(",");
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bytes.add(new BASE64Decoder().decodeBuffer(url[1]));
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}
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if (ServletUtils.isNotNull(goodVolPic)) {
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String[] url = goodVolPic.split(",");
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bytes.add(new BASE64Decoder().decodeBuffer(url[1]));
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}
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if (ServletUtils.isNotNull(goodResPic)) {
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String[] url = goodResPic.split(",");
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bytes.add(new BASE64Decoder().decodeBuffer(url[1]));
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}
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if (ServletUtils.isNotNull(badVolPic)) {
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String[] url = badVolPic.split(",");
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bytes.add(new BASE64Decoder().decodeBuffer(url[1]));
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}
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if (ServletUtils.isNotNull(badResPic)) {
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String[] url = badResPic.split(",");
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bytes.add(new BASE64Decoder().decodeBuffer(url[1]));
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}
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if (ServletUtils.isNotNull(damageVolPic)) {
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String[] url = damageVolPic.split(",");
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bytes.add(new BASE64Decoder().decodeBuffer(url[1]));
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}
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if (ServletUtils.isNotNull(damageResPic)) {
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String[] url = damageResPic.split(",");
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bytes.add(new BASE64Decoder().decodeBuffer(url[1]));
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}
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} catch (Exception e) {
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e.printStackTrace();
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}
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//当前日期
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String nowFormat = new SimpleDateFormat("yyyyMMddHHmmss").format(new Date());
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String excelName = "单节数量统计-"+nowFormat;
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HSSFWorkbook wb = new HSSFWorkbook();
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//单体性能统计表
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createMonSicPic(wb, bytes);
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List<SticMonRes> goodList=(List<SticMonRes>) map.get("goodlist");
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//创建优秀单体数据表
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createMonSicTable(wb, goodList,"优秀单体数据表");
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List<SticMonRes> badList=(List<SticMonRes>) map.get("badlist");
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//创建劣化单体数据表
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createMonSicTable(wb, badList,"劣化单体数据表");
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List<SticMonRes> damageList=(List<SticMonRes>) map.get("damagelist");
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//创建损坏单体数据表
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createMonSicTable(wb, damageList,"损坏单体数据表");
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try {
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// 转码防止乱码
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resp.setHeader("Content-Disposition", "attachment;filename=" + URLEncoder.encode ( excelName+".xlsx", "utf-8"));
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OutputStream out = resp.getOutputStream();
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wb.write(out);
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out.close();
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} catch (UnsupportedEncodingException e) {
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e.printStackTrace();
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} catch (IOException e) {
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e.printStackTrace();
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}
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}
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//创建优秀/劣化/损坏单体数据表
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private void createMonSicTable(HSSFWorkbook wb, List<SticMonRes> list,String sheetName) {
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HSSFSheet sheet = wb.createSheet(sheetName);
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sheet.setDefaultColumnWidth(15); //设置默认列宽，实际上回多出2个字符，不知道为什么
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sheet.setDefaultRowHeight((short) (1 * 256));//设置默认行高，表示2个字符的高度
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int rownum = 1;
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String[] arrTh = new String[]{
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"机房名称","设备名称","电池组名称","单体编号","浮充电压(V)","单体内阻(mΩ)"
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};
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sheet.createRow(rownum);
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for(int i = 0 ;i<arrTh.length;i++){
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sheet.getRow(rownum).createCell(i+1).setCellValue(arrTh[i]);
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}
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rownum++;
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if(list!=null&&list.size()>=0){
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for(SticMonRes res:list){
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sheet.createRow(rownum);
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sheet.getRow(rownum).createCell(1).setCellValue(res.getStationName());
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sheet.getRow(rownum).createCell(2).setCellValue(res.getDevName());
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sheet.getRow(rownum).createCell(3).setCellValue(res.getBattgroupName());
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sheet.getRow(rownum).createCell(4).setCellValue(res.getMonNum());
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sheet.getRow(rownum).createCell(5).setCellValue(res.getMonVol());
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sheet.getRow(rownum).createCell(6).setCellValue(res.getMonRes());
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rownum++;
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}
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}
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}
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//单体性能统计表
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private void createMonSicPic(HSSFWorkbook wb, List<byte[]> bytes) {
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HSSFSheet sheet = wb.createSheet("单体性能统计表");
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sheet.setDefaultColumnWidth(15); //设置默认列宽，实际上回多出2个字符，不知道为什么
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sheet.setDefaultRowHeight((short) (2 * 256)); //设置默认行高，表示2个字符的高度
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//字体格式-加粗
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HSSFCellStyle cellStyle = wb.createCellStyle();
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HSSFFont font = wb.createFont();
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font.setBold(true);
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cellStyle.setFont(font);
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//图片元素
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HSSFPatriarch patriarch = sheet.createDrawingPatriarch();
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int rowNum = 1;
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int rowNumAdd=25;
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//插入图片
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int picNum = 0;
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String[] picName = new String[]{
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"单体性能统计图", "优秀单体电压图", "优秀单体内阻图", "劣化单体电压图", "劣化单体内阻图", "损坏单体电压图", "损坏单体内阻图"
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};
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for (int i = 0; i < picName.length; i++) {
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sheet.createRow(rowNum - 1);
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sheet.getRow(rowNum - 1).createCell(0).setCellValue(picName[i]);
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HSSFClientAnchor anchor = new HSSFClientAnchor(0, 0, 512, 255, (short) 0, rowNum, (short) 10, rowNum + rowNumAdd);
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anchor.setAnchorType(ClientAnchor.AnchorType.MOVE_DONT_RESIZE);
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patriarch.createPicture(anchor, wb.addPicture(bytes.get(picNum), HSSFWorkbook.PICTURE_TYPE_PNG)).resize(1);
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picNum++;
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rowNum = rowNum+rowNumAdd+5;
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}
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}
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}
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