.NET CORE Api 上传excel解析并生成错误excel下载

写在前面的话：

        【对外承接app API开发、网站建设、系统开发，有偿提供帮助，联系方式于文章最下方 】

因业务调整，不再需要生成错误无excel下载，所以先保存代码，回头再重新编辑

#region Excel校验部分
            if (files == null) throw Oops.Oh("文件不存在");
            string path = @"upload\{yyyy}\{MM}\{dd}";
            var reg = new Regex(@"(\{.+?})");
            var match = reg.Matches(path);
            match.ToList().ForEach(a =>
            {
                var str = DateTime.Now.ToString(a.ToString().Substring(1, a.Length - 2)); // 每天一个目录
                path = path.Replace(a.ToString(), str);
            });


            var sizeKb = (long)(files.Length / 1024.0); // 大小KB
            if (sizeKb > 1048576)
                throw Oops.Oh("文件超过允许大小");

            // 后缀
            var suffix = Path.GetExtension(files.FileName).ToLower();
            if (string.IsNullOrWhiteSpace(suffix))
            {
                var contentTypeProvider = FS.GetFileExtensionContentTypeProvider();
                suffix = contentTypeProvider.Mappings.FirstOrDefault(u => u.Value == files.ContentType).Key;
            }

            if (string.IsNullOrWhiteSpace(suffix))
                throw Oops.Oh("文件后缀错误");

            var finalName = Guid.NewGuid() + suffix;

            //组合路径并创建文件夹
            var filePath = Path.Combine(App.WebHostEnvironment.ContentRootPath, path);
            if (!Directory.Exists(filePath))
                Directory.CreateDirectory(filePath);

            //上传文件
            var realFile = Path.Combine(filePath, finalName);
            using (var stream = System.IO.File.Create(realFile))
            {
                await files.CopyToAsync(stream);
            }

            //判断文件格式（通过后缀名及文件头编码判断）
            byte[] bytes = new byte[4];
            FileStream fileStream = new FileStream(realFile, FileMode.Open, FileAccess.Read);
            string temstr = "";
            if (Convert.ToInt32(fileStream.Length) > 0)
            {
                fileStream.Read(bytes, 0, 4);
                fileStream.Close();
                for (int i = 0; i < bytes.Length; i++)
                {
                    temstr += Convert.ToString(bytes[i], 16);
                }
            }
            var fileHeads = temstr.ToUpper();

            List<FileTypeModel> fileType = new List<FileTypeModel>();
            fileType.Add(new FileTypeModel { FileNameStr = "xlsx", FileHeadStr = "504B34" });
            fileType.Add(new FileTypeModel { FileNameStr = "xls", FileHeadStr = "D0CF11E0" });

            if (!fileType.Any(p => p.FileHeadStr.Contains(fileHeads)) || string.IsNullOrWhiteSpace(fileHeads))
            {
                //删除刚刚上传的文件
                Directory.Delete(realFile, true);
                throw Oops.Oh("文件类型错误");
            }
            #endregion

            #region

            //realFile
            //接下来就可以开始解析了
            IWorkbook _wb_xls = null;

            string fileEx = System.IO.Path.GetExtension(Path.GetFileName(realFile));
            FileStream _file = new FileStream(realFile, FileMode.Open, FileAccess.Read);

            if (realFile.IndexOf(".xlsx") > 0)
                _wb_xls = new XSSFWorkbook(_file);
            else if (realFile.IndexOf(".xls") > 0)
                _wb_xls = new HSSFWorkbook(_file);


            //保存成功信息
            List<DriverImportList> importList = new List<DriverImportList>();
            List<DriverImportList> errorList = new List<DriverImportList>();


            //开始读取excel中数据并作数据校验
            try
            {

                for (int i = 3; i < _wb_xls.GetSheet("DriverData").PhysicalNumberOfRows + 1; i++)
                {
                    var isDataCorrect = true;

                    var cellList = _wb_xls.GetSheet("DriverData").GetRow(i);

                    #region 解析司机个人信息

                    PersonalInformationModel driverModel = new PersonalInformationModel();
                    if (!string.IsNullOrEmpty(cellList.GetCell(1) + ""))
                        driverModel.FirstName = cellList.GetCell(1) + "";

                    //if (!string.IsNullOrEmpty(cellList.GetCell(2) + ""))
                    //    driverModel.MiddleName = cellList.GetCell(2) + "";

                    if (!string.IsNullOrEmpty(cellList.GetCell(3) + ""))
                        driverModel.LastName = cellList.GetCell(3) + "";

                    if (!string.IsNullOrEmpty(cellList.GetCell(4) + ""))
                    {
                        driverModel.PhonetNo = cellList.GetCell(4) + "";
                    }
                    else
                    {
                        isDataCorrect = false;
                        driverModel.PhonetNo = "Error！Not Null";
                    }

                    if (!string.IsNullOrEmpty(cellList.GetCell(5) + ""))
                        driverModel.EMail = cellList.GetCell(5) + "";

                    if (!string.IsNullOrEmpty(cellList.GetCell(6) + ""))
                    {
                        driverModel.SocialInsurance = cellList.GetCell(6) + "";
                    }
                    else
                    {
                        isDataCorrect = false;
                        driverModel.SocialInsurance = "Error！Not Null";
                    }

                    if (!string.IsNullOrEmpty(cellList.GetCell(7) + ""))
                    {
                        driverModel.License = cellList.GetCell(7) + "";
                    }
                    else
                    {
                        isDataCorrect = false;
                        driverModel.License = "Error！Not Null";
                    }

                    if (!string.IsNullOrEmpty(cellList.GetCell(8) + ""))
                    {
                        driverModel.LicenseFirstIssueDate = cellList.GetCell(8) + "";
                    }
                    else if (!(cellList.GetCell(8) is DateTime))
                    {
                        isDataCorrect = false;
                        driverModel.LicenseFirstIssueDate = "Error！Must Time Type";
                    }
                    else
                    {
                        isDataCorrect = false;
                        driverModel.LicenseFirstIssueDate = "Error！Not Null";
                    }


                    if (!string.IsNullOrEmpty(cellList.GetCell(9) + ""))
                    {
                        driverModel.LicenseFromDate = cellList.GetCell(9) + "";
                    }
                    else if (!(cellList.GetCell(9) is DateTime))
                    {
                        isDataCorrect = false;
                        driverModel.LicenseFromDate = "Error！Must Time Type";
                    }
                    else
                    {
                        isDataCorrect = false;
                        driverModel.LicenseFromDate = "Error！Not Null";
                    }


                    if (!string.IsNullOrEmpty(cellList.GetCell(10) + ""))
                    {
                        driverModel.LicenseToDate = cellList.GetCell(10) + "";
                    }
                    else if (!(cellList.GetCell(10) is DateTime))
                    {
                        isDataCorrect = false;
                        driverModel.LicenseToDate = "Error！Must Time Type";
                    }
                    else
                    {
                        isDataCorrect = false;
                        driverModel.LicenseToDate = "Error！Not Null";
                    }
                    #endregion

                    #region 解析司机车辆信息
                    VehicleInformationModel carModel = new VehicleInformationModel();
                    //车辆型号
                    if (!string.IsNullOrEmpty(cellList.GetCell(12) + ""))
                    {
                        carModel.CarModelType = cellList.GetCell(12) + "";
                    }
                    else
                    {
                        isDataCorrect = false;
                        carModel.CarModelType = "Error！Not Null";
                    }
                    //车身颜色
                    if (!string.IsNullOrEmpty(cellList.GetCell(13) + ""))
                    {
                        carModel.ExteriorColor = cellList.GetCell(13) + "";
                    }
                    else
                    {
                        isDataCorrect = false;
                        carModel.ExteriorColor = "Error！Not Null";
                    }
                    //座位数
                    if (!string.IsNullOrEmpty(cellList.GetCell(14) + ""))
                    {
                        carModel.Seats = cellList.GetCell(14) + "";
                    }
                    else
                    {
                        isDataCorrect = false;
                        carModel.Seats = "Error！Not Null";
                    }

                    //出厂日期
                    if (!string.IsNullOrEmpty(cellList.GetCell(15) + ""))
                    {
                        carModel.ProductionDate = cellList.GetCell(15) + "";
                    }
                    else
                    {
                        isDataCorrect = false;
                        carModel.ProductionDate = "Error！Not Null";
                    }

                    //车牌号
                    if (!string.IsNullOrEmpty(cellList.GetCell(16) + ""))
                    {
                        carModel.LicensePlate = cellList.GetCell(16) + "";
                    }
                    else
                    {
                        isDataCorrect = false;
                        carModel.LicensePlate = "Error！Not Null";
                    }

                    //保险开始日期
                    if (!string.IsNullOrEmpty(cellList.GetCell(17) + ""))
                    {
                        carModel.InsuranceFromDate = cellList.GetCell(17) + "";
                    }
                    else
                    {
                        isDataCorrect = false;
                        carModel.InsuranceFromDate = "Error！Not Null";
                    }

                    //保险结束日期
                    if (!string.IsNullOrEmpty(cellList.GetCell(18) + ""))
                    {
                        carModel.InsuranceToDate = cellList.GetCell(18) + "";
                    }
                    else
                    {
                        isDataCorrect = false;
                        carModel.InsuranceToDate = "Error！Not Null";
                    }
                    #endregion

                    #region 解析司机其他信息
                    OtherInformation otherModel = new OtherInformation();

                    //台班费
                    if (!string.IsNullOrEmpty(cellList.GetCell(20) + ""))
                    {
                        otherModel.Percentage_Or_Amount = cellList.GetCell(20) + "";
                        //台班费收费周期
                        if (!string.IsNullOrEmpty(cellList.GetCell(22) + ""))
                        {
                            otherModel.ChargeCycle = cellList.GetCell(22) + "";
                        }
                        else
                        {
                            isDataCorrect = false;
                            otherModel.ChargeCycle = "Error！Not Null";
                        }
                    }

                    //订单抽成
                    if (!string.IsNullOrEmpty(cellList.GetCell(21) + ""))
                    {
                        otherModel.Percentage = cellList.GetCell(21) + "";
                    }
                    else
                    {
                        isDataCorrect = false;
                        otherModel.Percentage = "Error！Not Null";
                    }

                    //账户状态
                    if (!string.IsNullOrEmpty(cellList.GetCell(23) + ""))
                    {
                        otherModel.IsEnabled = cellList.GetCell(23) + "";
                    }
                    else
                    {
                        isDataCorrect = false;
                        otherModel.IsEnabled = "Error！Not Null";
                    }
                    #endregion

                    //如果该条数据数据校验全通过，则添加到list中准备入库
                    if (isDataCorrect)
                    {
                        DriverImportList db_import = new DriverImportList();
                        db_import.PersonalInformationModel = driverModel;
                        db_import.VehicleInformationModel = carModel;
                        db_import.OtherInformation = otherModel;
                        importList.Add(db_import);
                    }
                    else
                    {
                        DriverImportList errorModel = new DriverImportList();
                        errorModel.PersonalInformationModel = driverModel;
                        errorModel.VehicleInformationModel = carModel;
                        errorModel.OtherInformation = otherModel;
                        errorList.Add(errorModel);
                    }
                }
            }
            catch (Exception ex)
            {

                throw Oops.Oh("解析失败，请在下载的模板文件上进行编辑并上传");
            }

            #endregion
            //表头信息
            var headers = new List<ExcelHeader>
            {
                //司机信息
                new ExcelHeader{ Adress="B2", Value="PersonalInformation\r\n（司机信息）" },
                new ExcelHeader{ Adress="B3",Width=15,Value="First_Name"},
                new ExcelHeader{ Adress="C3",Width=15,Value="Last_Name"},
                new ExcelHeader{ Adress="D3",Width=15,Value="Phonet_No"},
                new ExcelHeader{ Adress="E3",Width=15,Value="E_Mail"},
                new ExcelHeader{ Adress="F3",Width=30,Value="Social_Insurance\r\n(社会保险)"},
                new ExcelHeader{ Adress="G3",Width=15,Value="License\r\n(驾照)"},
                new ExcelHeader{ Adress="H3",Width=40,Value="License_First_Issue_Date\r\n(驾照首次领证日期)"},
                new ExcelHeader{ Adress="I3",Width=35,Value="License_From_Date\r\n(驾照起始日期)"},
                new ExcelHeader{ Adress="J3",Width=35,Value="License_To_Date\r\n(驾照结束日期)"},

                //车辆信息
                new ExcelHeader{ Adress="L2", Value="VehicleInformation\r\n（车辆信息）"},
                new ExcelHeader{ Adress="L3",Width=25,Value="Car_Model_Type\r\n（车辆型号）"},
                new ExcelHeader{ Adress="M3",Width=25,Value="Exterior_Color\r\n（车辆颜色）"},
                new ExcelHeader{ Adress="N3",Width=25,Value="Seats\r\n（座椅数量）"},
                new ExcelHeader{ Adress="O3",Width=25,Value="Production_Date\r\n（出厂日期）"},
                new ExcelHeader{ Adress="P3",Width=25,Value="License_Plate\r\n（车牌号）"},
                new ExcelHeader{ Adress="Q3",Width=25,Value="Insurance_From_Date\r\n（保险起始日期）"},
                new ExcelHeader{ Adress="R3",Width=25,Value="Insurance_To_Date\r\n（保险结束日期）"},

                //其他信息
                new ExcelHeader{ Adress="T2", Value="OtherInformation\r\n（其他信息）"},
                new ExcelHeader{ Adress="T3",Width=30,Value="Percentage_Or_Amount\r\n\r\n（台班费）"},
                new ExcelHeader{ Adress="U3",Width=30,Value="Percentage\r\n（订单抽成）"},
                new ExcelHeader{ Adress="V3",Width=30,Value="ChargeCycle\r\n（台班费收费周期）"},
                new ExcelHeader{ Adress="W3",Width=30,Value="IsEnabled\r\n（账户状态）"},
            };

            string localPath = AppDomain.CurrentDomain.BaseDirectory + System.DateTime.Now.ToString("yyyyMMdd");
            var filepath = Path.Combine(localPath, $"{DateTime.Now.ToString("yyyy_MM_dd_HH_mm_ss")}.xlsx");
            FileInfo file = new FileInfo(filepath);
            if (file.Exists)
            {
                file.Delete();
                file = new FileInfo(filepath);
            }

            //创建文件夹
            if (!Directory.Exists(localPath))
                Directory.CreateDirectory(localPath);

            ExcelPackage.LicenseContext = OfficeOpenXml.LicenseContext.NonCommercial;
            ExcelPackage package = new ExcelPackage(file);
            //创建sheet
            ExcelWorksheet worksheet = package.Workbook.Worksheets.Add("DriverData");

            //生成表头
            for (int i = 0; i < headers.Count; i++)
            {
                worksheet.Cells[headers[i].Adress].Value = headers[i].Value;
                //合并单元格
                worksheet.Cells[2, 2, 2, 12].Merge = true;
                worksheet.Cells[2, 14, 2, 23].Merge = true;
                worksheet.Cells[2, 24, 2, 26].Merge = true;

                worksheet.Cells[headers[i].Adress].Style.Font.Size = 12; //字体大小
                worksheet.Cells[headers[i].Adress].Style.Font.Bold = true; //设置粗体
                worksheet.Cells[headers[i].Adress].Style.HorizontalAlignment = OfficeOpenXml.Style.ExcelHorizontalAlignment.Center; //水平居中对齐
                worksheet.Cells[headers[i].Adress].Style.VerticalAlignment = OfficeOpenXml.Style.ExcelVerticalAlignment.Center; //垂直居中对齐
                if (headers[i].Width > 0)
                    worksheet.Column(ColumnIndex(headers[i].Adress)).Width = headers[i].Width;
                //给第三行设置行高
                worksheet.Row(3).Height = 35;
                //设置表格边框线(设置单元格所有边框)
                #region 表头设置边框线
                worksheet.Cells["B2"].Style.Border.BorderAround(ExcelBorderStyle.Thin, Color.FromArgb(0, 0, 0));
                worksheet.Cells["C2"].Style.Border.BorderAround(ExcelBorderStyle.Thin, Color.FromArgb(0, 0, 0));
                worksheet.Cells["D2"].Style.Border.BorderAround(ExcelBorderStyle.Thin, Color.FromArgb(0, 0, 0));
                worksheet.Cells["E2"].Style.Border.BorderAround(ExcelBorderStyle.Thin, Color.FromArgb(0, 0, 0));
                worksheet.Cells["F2"].Style.Border.BorderAround(ExcelBorderStyle.Thin, Color.FromArgb(0, 0, 0));
                worksheet.Cells["G2"].Style.Border.BorderAround(ExcelBorderStyle.Thin, Color.FromArgb(0, 0, 0));
                worksheet.Cells["H2"].Style.Border.BorderAround(ExcelBorderStyle.Thin, Color.FromArgb(0, 0, 0));
                worksheet.Cells["I2"].Style.Border.BorderAround(ExcelBorderStyle.Thin, Color.FromArgb(0, 0, 0));
                worksheet.Cells["J2"].Style.Border.BorderAround(ExcelBorderStyle.Thin, Color.FromArgb(0, 0, 0));

                worksheet.Cells["L2"].Style.Border.BorderAround(ExcelBorderStyle.Thin, Color.FromArgb(0, 0, 0));
                worksheet.Cells["M2"].Style.Border.BorderAround(ExcelBorderStyle.Thin, Color.FromArgb(0, 0, 0));
                worksheet.Cells["N2"].Style.Border.BorderAround(ExcelBorderStyle.Thin, Color.FromArgb(0, 0, 0));
                worksheet.Cells["O2"].Style.Border.BorderAround(ExcelBorderStyle.Thin, Color.FromArgb(0, 0, 0));
                worksheet.Cells["P2"].Style.Border.BorderAround(ExcelBorderStyle.Thin, Color.FromArgb(0, 0, 0));
                worksheet.Cells["Q2"].Style.Border.BorderAround(ExcelBorderStyle.Thin, Color.FromArgb(0, 0, 0));
                worksheet.Cells["R2"].Style.Border.BorderAround(ExcelBorderStyle.Thin, Color.FromArgb(0, 0, 0));
                worksheet.Cells["S2"].Style.Border.BorderAround(ExcelBorderStyle.Thin, Color.FromArgb(0, 0, 0));
                worksheet.Cells["T2"].Style.Border.BorderAround(ExcelBorderStyle.Thin, Color.FromArgb(0, 0, 0));


                worksheet.Cells["V2"].Style.Border.BorderAround(ExcelBorderStyle.Thin, Color.FromArgb(0, 0, 0));
                worksheet.Cells["W2"].Style.Border.BorderAround(ExcelBorderStyle.Thin, Color.FromArgb(0, 0, 0));
                worksheet.Cells["X2"].Style.Border.BorderAround(ExcelBorderStyle.Thin, Color.FromArgb(0, 0, 0));

                worksheet.Cells["B3"].Style.Border.BorderAround(ExcelBorderStyle.Thin, Color.FromArgb(0, 0, 0));
                worksheet.Cells["C3"].Style.Border.BorderAround(ExcelBorderStyle.Thin, Color.FromArgb(0, 0, 0));
                worksheet.Cells["D3"].Style.Border.BorderAround(ExcelBorderStyle.Thin, Color.FromArgb(0, 0, 0));
                worksheet.Cells["E3"].Style.Border.BorderAround(ExcelBorderStyle.Thin, Color.FromArgb(0, 0, 0));
                worksheet.Cells["F3"].Style.Border.BorderAround(ExcelBorderStyle.Thin, Color.FromArgb(0, 0, 0));
                worksheet.Cells["G3"].Style.Border.BorderAround(ExcelBorderStyle.Thin, Color.FromArgb(0, 0, 0));
                worksheet.Cells["H3"].Style.Border.BorderAround(ExcelBorderStyle.Thin, Color.FromArgb(0, 0, 0));
                worksheet.Cells["I3"].Style.Border.BorderAround(ExcelBorderStyle.Thin, Color.FromArgb(0, 0, 0));
                worksheet.Cells["J3"].Style.Border.BorderAround(ExcelBorderStyle.Thin, Color.FromArgb(0, 0, 0));

                worksheet.Cells["L3"].Style.Border.BorderAround(ExcelBorderStyle.Thin, Color.FromArgb(0, 0, 0));
                worksheet.Cells["M3"].Style.Border.BorderAround(ExcelBorderStyle.Thin, Color.FromArgb(0, 0, 0));
                worksheet.Cells["N3"].Style.Border.BorderAround(ExcelBorderStyle.Thin, Color.FromArgb(0, 0, 0));
                worksheet.Cells["O3"].Style.Border.BorderAround(ExcelBorderStyle.Thin, Color.FromArgb(0, 0, 0));
                worksheet.Cells["P3"].Style.Border.BorderAround(ExcelBorderStyle.Thin, Color.FromArgb(0, 0, 0));
                worksheet.Cells["Q3"].Style.Border.BorderAround(ExcelBorderStyle.Thin, Color.FromArgb(0, 0, 0));
                worksheet.Cells["R3"].Style.Border.BorderAround(ExcelBorderStyle.Thin, Color.FromArgb(0, 0, 0));
                worksheet.Cells["S3"].Style.Border.BorderAround(ExcelBorderStyle.Thin, Color.FromArgb(0, 0, 0));
                worksheet.Cells["T3"].Style.Border.BorderAround(ExcelBorderStyle.Thin, Color.FromArgb(0, 0, 0));


                worksheet.Cells["V3"].Style.Border.BorderAround(ExcelBorderStyle.Thin, Color.FromArgb(0, 0, 0));
                worksheet.Cells["W3"].Style.Border.BorderAround(ExcelBorderStyle.Thin, Color.FromArgb(0, 0, 0));
                worksheet.Cells["X3"].Style.Border.BorderAround(ExcelBorderStyle.Thin, Color.FromArgb(0, 0, 0));

                //worksheet.Cells[1, 1].Style.Border.Bottom.Style = ExcelBorderStyle.Thin;//单独设置单元格底部边框样式和颜色（上下左右均可分开设置）
                //worksheet.Cells[1, 1].Style.Border.Bottom.Color.SetColor(Color.FromArgb(191, 191, 191));
                #endregion
            }
            //循环填充内容
            if (errorList != null)
            {
                //设置背景色
                Color colFromHex = System.Drawing.ColorTranslator.FromHtml("#7fcbfe");
                for (int i = 0; i < errorList.Count; i++)
                {
                    if (errorList[i].PersonalInformationModel != null)
                    {
                        //姓
                        worksheet.Cells["B" + (4 + i)].Value = errorList[i].PersonalInformationModel.FirstName;
                        worksheet.Cells["B" + (4 + i)].Style.Border.BorderAround(ExcelBorderStyle.Thin, Color.FromArgb(0, 0, 0));
                        if (errorList[i].PersonalInformationModel.FirstName != null && errorList[i].PersonalInformationModel.FirstName.IndexOf("Error！") > -1)
                        {
                            worksheet.Cells["B" + (4 + i)].Style.Fill.PatternType = OfficeOpenXml.Style.ExcelFillStyle.Solid;
                            worksheet.Cells["B" + (4 + i)].Style.Fill.BackgroundColor.SetColor(colFromHex);
                        }

                        //名
                        worksheet.Cells["C" + (4 + i)].Value = errorList[i].PersonalInformationModel.LastName;
                        worksheet.Cells["C" + (4 + i)].Style.Border.BorderAround(ExcelBorderStyle.Thin, Color.FromArgb(0, 0, 0));
                        if (errorList[i].PersonalInformationModel.LastName != null && errorList[i].PersonalInformationModel.LastName.IndexOf("Error！") > -1)
                        {
                            worksheet.Cells["C" + (4 + i)].Style.Fill.PatternType = OfficeOpenXml.Style.ExcelFillStyle.Solid;
                            worksheet.Cells["C" + (4 + i)].Style.Fill.BackgroundColor.SetColor(colFromHex);
                        }

                        //电话号码
                        worksheet.Cells["D" + (4 + i)].Value = errorList[i].PersonalInformationModel.PhonetNo;
                        worksheet.Cells["D" + (4 + i)].Style.Border.BorderAround(ExcelBorderStyle.Thin, Color.FromArgb(0, 0, 0));
                        if (errorList[i].PersonalInformationModel.PhonetNo != null && errorList[i].PersonalInformationModel.PhonetNo.IndexOf("Error！") > -1)
                        {
                            worksheet.Cells["D" + (4 + i)].Style.Fill.PatternType = OfficeOpenXml.Style.ExcelFillStyle.Solid;
                            worksheet.Cells["D" + (4 + i)].Style.Fill.BackgroundColor.SetColor(colFromHex);
                        }

                        //邮箱
                        worksheet.Cells["E" + (4 + i)].Value = errorList[i].PersonalInformationModel.EMail;
                        worksheet.Cells["E" + (4 + i)].Style.Border.BorderAround(ExcelBorderStyle.Thin, Color.FromArgb(0, 0, 0));
                        if (errorList[i].PersonalInformationModel.EMail != null && errorList[i].PersonalInformationModel.EMail.IndexOf("Error！") > -1)
                        {
                            worksheet.Cells["E" + (4 + i)].Style.Fill.PatternType = OfficeOpenXml.Style.ExcelFillStyle.Solid;
                            worksheet.Cells["E" + (4 + i)].Style.Fill.BackgroundColor.SetColor(colFromHex);
                        }

                        //社会保障号
                        worksheet.Cells["F" + (4 + i)].Value = errorList[i].PersonalInformationModel.SocialInsurance;
                        worksheet.Cells["F" + (4 + i)].Style.Border.BorderAround(ExcelBorderStyle.Thin, Color.FromArgb(0, 0, 0));
                        if (errorList[i].PersonalInformationModel.SocialInsurance != null && errorList[i].PersonalInformationModel.SocialInsurance.IndexOf("Error！") > -1)
                        {
                            worksheet.Cells["F" + (4 + i)].Style.Fill.PatternType = OfficeOpenXml.Style.ExcelFillStyle.Solid;
                            worksheet.Cells["F" + (4 + i)].Style.Fill.BackgroundColor.SetColor(colFromHex);
                        }

                        //驾照号码
                        worksheet.Cells["G" + (4 + i)].Value = errorList[i].PersonalInformationModel.License;
                        worksheet.Cells["G" + (4 + i)].Style.Border.BorderAround(ExcelBorderStyle.Thin, Color.FromArgb(0, 0, 0));
                        if (errorList[i].PersonalInformationModel.License != null && errorList[i].PersonalInformationModel.License.IndexOf("Error！") > -1)
                        {
                            worksheet.Cells["G" + (4 + i)].Style.Fill.PatternType = OfficeOpenXml.Style.ExcelFillStyle.Solid;
                            worksheet.Cells["G" + (4 + i)].Style.Fill.BackgroundColor.SetColor(colFromHex);
                        }

                        //初次领证日期
                        worksheet.Cells["H" + (4 + i)].Value = errorList[i].PersonalInformationModel.LicenseFirstIssueDate;
                        worksheet.Cells["H" + (4 + i)].Style.Border.BorderAround(ExcelBorderStyle.Thin, Color.FromArgb(0, 0, 0));
                        if (errorList[i].PersonalInformationModel.LicenseFirstIssueDate != null && errorList[i].PersonalInformationModel.LicenseFirstIssueDate.IndexOf("Error！") > -1)
                        {
                            worksheet.Cells["H" + (4 + i)].Style.Fill.PatternType = OfficeOpenXml.Style.ExcelFillStyle.Solid;
                            worksheet.Cells["H" + (4 + i)].Style.Fill.BackgroundColor.SetColor(colFromHex);
                        }

                        //驾照起始日期
                        worksheet.Cells["I" + (4 + i)].Value = errorList[i].PersonalInformationModel.LicenseFromDate;
                        worksheet.Cells["I" + (4 + i)].Style.Border.BorderAround(ExcelBorderStyle.Thin, Color.FromArgb(0, 0, 0));
                        if (errorList[i].PersonalInformationModel.LicenseFromDate != null && errorList[i].PersonalInformationModel.LicenseFromDate.IndexOf("Error！") > -1)
                        {
                            worksheet.Cells["I" + (4 + i)].Style.Fill.PatternType = OfficeOpenXml.Style.ExcelFillStyle.Solid;
                            worksheet.Cells["I" + (4 + i)].Style.Fill.BackgroundColor.SetColor(colFromHex);
                        }

                        //驾照结束日期
                        worksheet.Cells["J" + (4 + i)].Value = errorList[i].PersonalInformationModel.LicenseToDate;
                        worksheet.Cells["J" + (4 + i)].Style.Border.BorderAround(ExcelBorderStyle.Thin, Color.FromArgb(0, 0, 0));
                        if (errorList[i].PersonalInformationModel.LicenseToDate != null && errorList[i].PersonalInformationModel.LicenseToDate.IndexOf("Error！") > -1)
                        {
                            worksheet.Cells["J" + (4 + i)].Style.Fill.PatternType = OfficeOpenXml.Style.ExcelFillStyle.Solid;
                            worksheet.Cells["J" + (4 + i)].Style.Fill.BackgroundColor.SetColor(colFromHex);
                        }
                    }
                    if (errorList[i].VehicleInformationModel != null)
                    {
                        //车辆型号
                        worksheet.Cells["M" + (4 + i)].Value = errorList[i].VehicleInformationModel.CarModelType;
                        worksheet.Cells["M" + (4 + i)].Style.Border.BorderAround(ExcelBorderStyle.Thin, Color.FromArgb(0, 0, 0));
                        if (errorList[i].VehicleInformationModel.CarModelType != null && errorList[i].VehicleInformationModel.CarModelType.IndexOf("Error！") > -1)
                        {
                            worksheet.Cells["M" + (4 + i)].Style.Fill.PatternType = OfficeOpenXml.Style.ExcelFillStyle.Solid;
                            worksheet.Cells["M" + (4 + i)].Style.Fill.BackgroundColor.SetColor(colFromHex);
                        }

                        //车身颜色
                        worksheet.Cells["N" + (4 + i)].Value = errorList[i].VehicleInformationModel.ExteriorColor;
                        worksheet.Cells["N" + (4 + i)].Style.Border.BorderAround(ExcelBorderStyle.Thin, Color.FromArgb(0, 0, 0));
                        if (errorList[i].VehicleInformationModel.ExteriorColor != null && errorList[i].VehicleInformationModel.ExteriorColor.IndexOf("Error！") > -1)
                        {
                            worksheet.Cells["N" + (4 + i)].Style.Fill.PatternType = OfficeOpenXml.Style.ExcelFillStyle.Solid;
                            worksheet.Cells["N" + (4 + i)].Style.Fill.BackgroundColor.SetColor(colFromHex);
                        }

                        //座位数
                        worksheet.Cells["O" + (4 + i)].Value = errorList[i].VehicleInformationModel.Seats;
                        worksheet.Cells["O" + (4 + i)].Style.Border.BorderAround(ExcelBorderStyle.Thin, Color.FromArgb(0, 0, 0));
                        if (errorList[i].VehicleInformationModel.Seats != null && errorList[i].VehicleInformationModel.Seats.IndexOf("Error！") > -1)
                        {
                            worksheet.Cells["O" + (4 + i)].Style.Fill.PatternType = OfficeOpenXml.Style.ExcelFillStyle.Solid;
                            worksheet.Cells["O" + (4 + i)].Style.Fill.BackgroundColor.SetColor(colFromHex);
                        }

                        //出厂日期
                        worksheet.Cells["P" + (4 + i)].Value = errorList[i].VehicleInformationModel.ProductionDate;
                        worksheet.Cells["P" + (4 + i)].Style.Border.BorderAround(ExcelBorderStyle.Thin, Color.FromArgb(0, 0, 0));
                        if (errorList[i].VehicleInformationModel.ProductionDate != null && errorList[i].VehicleInformationModel.ProductionDate.IndexOf("Error！") > -1)
                        {
                            worksheet.Cells["P" + (4 + i)].Style.Fill.PatternType = OfficeOpenXml.Style.ExcelFillStyle.Solid;
                            worksheet.Cells["P" + (4 + i)].Style.Fill.BackgroundColor.SetColor(colFromHex);
                        }

                        //车牌号
                        worksheet.Cells["Q" + (4 + i)].Value = errorList[i].VehicleInformationModel.LicensePlate;
                        worksheet.Cells["Q" + (4 + i)].Style.Border.BorderAround(ExcelBorderStyle.Thin, Color.FromArgb(0, 0, 0));
                        if (errorList[i].VehicleInformationModel.LicensePlate != null && errorList[i].VehicleInformationModel.LicensePlate.IndexOf("Error！") > -1)
                        {
                            worksheet.Cells["Q" + (4 + i)].Style.Fill.PatternType = OfficeOpenXml.Style.ExcelFillStyle.Solid;
                            worksheet.Cells["Q" + (4 + i)].Style.Fill.BackgroundColor.SetColor(colFromHex);
                        }

                        //保险起始日期
                        worksheet.Cells["R" + (4 + i)].Value = errorList[i].VehicleInformationModel.InsuranceFromDate;
                        worksheet.Cells["R" + (4 + i)].Style.Border.BorderAround(ExcelBorderStyle.Thin, Color.FromArgb(0, 0, 0));
                        if (errorList[i].VehicleInformationModel.InsuranceFromDate != null && errorList[i].VehicleInformationModel.InsuranceFromDate.IndexOf("Error！") > -1)
                        {
                            worksheet.Cells["R" + (4 + i)].Style.Fill.PatternType = OfficeOpenXml.Style.ExcelFillStyle.Solid;
                            worksheet.Cells["R" + (4 + i)].Style.Fill.BackgroundColor.SetColor(colFromHex);
                        }

                        //保险结束日期
                        worksheet.Cells["S" + (4 + i)].Value = errorList[i].VehicleInformationModel.InsuranceToDate;
                        worksheet.Cells["S" + (4 + i)].Style.Border.BorderAround(ExcelBorderStyle.Thin, Color.FromArgb(0, 0, 0));
                        if (errorList[i].VehicleInformationModel.InsuranceToDate != null && errorList[i].VehicleInformationModel.InsuranceToDate.IndexOf("Error！") > -1)
                        {
                            worksheet.Cells["S" + (4 + i)].Style.Fill.PatternType = OfficeOpenXml.Style.ExcelFillStyle.Solid;
                            worksheet.Cells["S" + (4 + i)].Style.Fill.BackgroundColor.SetColor(colFromHex);
                        }

                    }
                    if (errorList[i].OtherInformation != null)
                    {
                        //台班费
                        worksheet.Cells["X" + (4 + i)].Value = errorList[i].OtherInformation.Percentage_Or_Amount;
                        worksheet.Cells["X" + (4 + i)].Style.Border.BorderAround(ExcelBorderStyle.Thin, Color.FromArgb(0, 0, 0));
                        if (errorList[i].OtherInformation.Percentage_Or_Amount.IndexOf("Error！") > -1)
                        {
                            worksheet.Cells["X" + (4 + i)].Style.Fill.PatternType = OfficeOpenXml.Style.ExcelFillStyle.Solid;
                            worksheet.Cells["X" + (4 + i)].Style.Fill.BackgroundColor.SetColor(colFromHex);
                        }

                        //订单抽成
                        worksheet.Cells["X" + (4 + i)].Value = errorList[i].OtherInformation.Percentage;
                        worksheet.Cells["X" + (4 + i)].Style.Border.BorderAround(ExcelBorderStyle.Thin, Color.FromArgb(0, 0, 0));
                        if (errorList[i].OtherInformation.Percentage.IndexOf("Error！") > -1)
                        {
                            worksheet.Cells["X" + (4 + i)].Style.Fill.PatternType = OfficeOpenXml.Style.ExcelFillStyle.Solid;
                            worksheet.Cells["X" + (4 + i)].Style.Fill.BackgroundColor.SetColor(colFromHex);
                        }

                        //台班费收费周期
                        worksheet.Cells["X" + (4 + i)].Value = errorList[i].OtherInformation.ChargeCycle;
                        worksheet.Cells["X" + (4 + i)].Style.Border.BorderAround(ExcelBorderStyle.Thin, Color.FromArgb(0, 0, 0));
                        if (errorList[i].OtherInformation.ChargeCycle.IndexOf("Error！") > -1)
                        {
                            worksheet.Cells["X" + (4 + i)].Style.Fill.PatternType = OfficeOpenXml.Style.ExcelFillStyle.Solid;
                            worksheet.Cells["X" + (4 + i)].Style.Fill.BackgroundColor.SetColor(colFromHex);
                        }

                        //账户状态
                        worksheet.Cells["X" + (4 + i)].Value = errorList[i].OtherInformation.IsEnabled;
                        worksheet.Cells["X" + (4 + i)].Style.Border.BorderAround(ExcelBorderStyle.Thin, Color.FromArgb(0, 0, 0));
                        if (errorList[i].OtherInformation.IsEnabled.IndexOf("Error！") > -1)
                        {
                            worksheet.Cells["X" + (4 + i)].Style.Fill.PatternType = OfficeOpenXml.Style.ExcelFillStyle.Solid;
                            worksheet.Cells["X" + (4 + i)].Style.Fill.BackgroundColor.SetColor(colFromHex);
                        }
                    }
                }
            }
            package.Save();
            //转成流之后下载
            using (FileStream fs = new FileStream(filepath, FileMode.Open, FileAccess.Read))
            {
                byte[] byteArray = new byte[fs.Length];
                fs.Read(byteArray, 0, byteArray.Length);


                //删除昨日生成的excel文件夹
                System.IO.File.Delete(AppDomain.CurrentDomain.BaseDirectory + System.DateTime.Now.AddDays(-1).ToString("yyyyMMdd"));
                return new FileContentResult(byteArray, "application/octet-stream")
                {
                    FileDownloadName = $"{DateTime.Now.ToString("yyyyMMddHHmmss")}错误记录.xlsx"
                };
            }

/// <summary>
/// 根据单元格地址计算出单元格所在列的索引
/// </summary>
/// <param name="reference">单元格地址，示例A1,AB2</param>
/// <returns></returns>
private static int ColumnIndex(string reference)
{
    int ci = 0;
    reference = reference.ToUpper();
    for (int ix = 0; ix < reference.Length && reference[ix] >= 'A'; ix++)
    ci = (ci * 26) + ((int)reference[ix] - 64);
    return ci;
}

model部分

public class DriverImportList
{
    public PersonalInformationModel PersonalInformationModel { get; set; }
    public VehicleInformationModel VehicleInformationModel { get; set; }
    public OtherInformation OtherInformation { get; set; }
}

/// <summary>
/// excel上传、司机个人信息
/// </summary>
public class PersonalInformationModel
{
    /// <summary>
    /// 姓
    /// </summary>
    public string FirstName { get; set; }
    /// <summary>
    /// 名
    /// </summary>
    public string LastName { get; set; }
    /// <summary>
    /// 电话号码
    /// </summary>
    public string PhonetNo { get; set; }
    /// <summary>
    /// 邮箱
    /// </summary>
    public string EMail { get; set; }
    /// <summary>
    /// 社会保障号
    /// </summary>
    public string SocialInsurance { get; set; }
    /// <summary>
    /// 驾照
    /// </summary>
    public string License { get; set; }
    /// <summary>
    /// 初次领证日期
    /// </summary>
    public string LicenseFirstIssueDate { get; set; }
    /// <summary>
    /// 驾照有效期起始时间
    /// </summary>
    public string LicenseFromDate { get; set; }
    /// <summary>
    /// 驾照有效期结束时间
    /// </summary>
    public string LicenseToDate { get; set; }
}

/// <summary>
/// excel上传、车辆相关信息
/// </summary>
public class VehicleInformationModel
{
    /// <summary>
    /// 车辆型号
    /// </summary>
    public string CarModelType { get; set; }
    /// <summary>
    /// 车身颜色
    /// </summary>
    public string ExteriorColor { get; set; }
    /// <summary>
    /// 座椅数量
    /// </summary>
    public string Seats { get; set; }
    /// <summary>
    /// 出厂日期
    /// </summary>
    public string ProductionDate { get; set; }
    /// <summary>
    /// 车牌号
    /// </summary>
    public string LicensePlate { get; set; }
    /// <summary>
    /// 保险开始日期
    /// </summary>
    public string InsuranceFromDate { get; set; }
    /// <summary>
    /// 保险结束日期
    /// </summary>
    public string InsuranceToDate { get; set; }
}


/// <summary>
/// excel上传、其他杂项信息
/// </summary>
public class OtherInformation
{ 
    /// <summary>
    /// 台班费
    /// </summary>
    public string Percentage_Or_Amount { get; set; }
    /// <summary>
    /// 台班费收费周期
    /// </summary>
    public string ChargeCycle { get; set; }
    /// <summary>
    /// 订单抽成
    /// </summary>
    public string Percentage { get; set; }
   
    /// <summary>
    /// 账户状态
    /// </summary>
    public string IsEnabled { get; set; } 
}

public class ExcelHeader
{
        /// <summary>
        /// 单元格地址A1,B2等
        /// </summary>
        public string Adress { get; set; }
        /// <summary>
        /// 单元格值
        /// </summary>
        public string Value { get; set; }
        /// <summary>
        /// 单元格合并区域,示例A1:B2，为空表示不合并
        /// </summary>
        public string MergeArea { get; set; }
        /// <summary>
        /// 列宽度，合并列不需要指定宽度，示例：
        /// | A |
        /// |B|C|
        /// 表头A是单元格B和单元格C合并而来，不需要指定宽度，只指定B和C宽度即可
        /// </summary>
        public int Width { get; set; }
}

参考文档

1、Asp.NET Core 导出数据到 Excel 文件 - 码农教程

2、.net5下使用EPPlus导出Excel(复杂表头)_.net 导出excel 多表头_数据的流的博客-CSDN博客

3、Excel操作库--EPPLUS常用操作命令汇总（1）_韦_恩的博客-CSDN博客
 

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