var actionPath = contextPath + "/alumni-import";

$(function() {
  //加載數(shù)據(jù)
  loadData();
  //上傳文件
  uploadFile({
    subfix: ['xls'],
    subfixTip: "請選擇Excel的xls文件！",
    successCall: function(data, status, a) {
      $('[name=attachementPath]').val(data.fileName);
      $.post(actionPath + "!importExcel", { "f_id": data.f_id }, function(data) {
        if (data.success) {
          alertify.alert(data.message);
          $("#myModal-import").modal("hide");
          loadData();
        } else {
          alertify.alert(data.message);
        }

      }, "json");
    }
  });
  //導(dǎo)入
  $("#btn-import").click(function() {
    var html = template("importTpl");
    $("#import-body").html(html);
    $("#myModal-import").modal();
  });
  //確認(rèn)導(dǎo)入
  $("#btn-sure").click(function() {
    var type = $("#indentity-type").val();
    alertify.confirm("確定要全部導(dǎo)入嗎？", function(e) {
      if (!e) { return; } else {
        $.post("/alumni-import!saveReal?type=" + type, function(data) {
          alertify.alert("導(dǎo)入成功!", function() {
            location.href = "/alumni!hrefPage";
          });
        }, "json");
      }
    });
  });
});50 
function loadData() {
  var options = {
    url: actionPath + "!page"
  };
  loadPaginationData(options);
}

//上傳文件后調(diào)用
  public void importExcel() {
    try {
      //清空臨時表的數(shù)據(jù)
      baseAlumniImportSrv.deleteAll();
      //讀取文件
      File file = gridFsDao.readFile(f_id);
      //把文件信息給臨時表
      int count = excelXYSrv.importExcel(file);
      //清空上傳的文件
      file.delete();
      sendSuccessMsg(count, "上傳成功" + count + "條數(shù)據(jù)");
    } catch (IOException e) {
      LOGGER.error(e);
      sendFailMsg(null, "上傳失敗");
    }
  }

@Override  //使用MongoDB GridFS，具體詳解請各自初學(xué)者自行百度，注釋寫不下去了，我也不會，心態(tài)爆炸~~~
  public File readFile(String f_id) {
    //拿到文件
    GridFSDBFile gridFSFile = mongoGridFs.findOne(new Query(Criteria.where(F_ID).is(f_id)));
    if (gridFSFile == null) {
      return null;
    }
    String fileName = gridFSFile.getFilename();
    String extension = fileName.substring(fileName.lastIndexOf("."), fileName.length());
    InputStream ins = gridFSFile.getInputStream();
    String tmpFile = UUID.randomUUID().toString() + extension;
    File file = new File(tmpFile);
　　　　　
    try {
      OutputStream os = new FileOutputStream(file);
      int bytesRead = 0;
      byte[] buffer = new byte[8192];
      while ((bytesRead = ins.read(buffer, 0, 8192)) != -1) {
        os.write(buffer, 0, bytesRead);
      }
      os.close();
      ins.close();
    } catch (IOException e) {
      e.printStackTrace();
    }

    return file;

  }

/**
   * @param excelFile
   *      從excel中讀取數(shù)據(jù)，并存儲到數(shù)據(jù)庫臨時表中
   * @return
   * @throws IOException
   */
  @Override
  public int importExcel(File excelFile) throws IOException {
    List<List<Object>> datas = ExcelImportUtil.readExcel(excelFile);
    int count = 0;
    for (int i = 1; i < datas.size(); i++) {
      BaseAlumniImport entity = this.convert2Entity(datas.get(i));
      this.baseAlumniImportSrv.save(entity);
      count++;
    }
    return count;
  }

public void saveReal() {
    int count = 0;
    List<BaseAlumniImport> importList = this.baseAlumniImportSrv.findAll();
    for (int i = 0; i < importList.size(); i += 10) {
      List<BaseAlumniImport> newlist = new ArrayList<>();
      if ((i + 10) < importList.size()) {
        newlist = importList.subList(i, i + 10);
      } else {
        newlist = importList.subList(i, importList.size());
      }
      count += excelXYSrv.saveReal(newlist, this.type);
    }
    sendSuccessMsg(count, "導(dǎo)入成功" + importList.size() + "條數(shù)據(jù)");
  }

@Override
  public int saveReal(List<BaseAlumniImport> importList, String type) {
    int count = 0;
    String alumniIdentityName = dicSrv.findById(DicAlumniIdentity.class, Integer.parseInt(type)).getValue();
    for (BaseAlumniImport inst : importList) {
      LOGGER.info(inst.getId());
      BaseAlumni v = this.importExportSrv.convert(inst);
      v.setId(IdKit.uuid());
      v.setCreateTime(new Date());
      v.setLastUpdate(new Date());
      this.baseAlumnidDao.save(v);
      this.baseAlumniImportSrv.deleteById(inst.getId());
      count++;
    }
    return count;
  }

@Override
  public int saveReal(List<BaseAlumniImport> importList, String type) {
    int count = 0;
    String alumniIdentityName = dicSrv.findById(DicAlumniIdentity.class, Integer.parseInt(type)).getValue();
    for (BaseAlumniImport inst : importList) {
      LOGGER.info(inst.getId());
      BaseAlumni v = this.importExportSrv.convert(inst);
      v.setId(IdKit.uuid());
      v.setCreateTime(new Date());
      v.setLastUpdate(new Date());
      this.baseAlumnidDao.save(v);
      this.baseAlumniImportSrv.deleteById(inst.getId());
      count++;
    }
    return count;
  }