CompetitionAPI_dotnet/CompetitionAPI/Controllers/back/system/ExportUserController.cs

using Competition.Common.Util;
using CompetitionAPI.api.back;
using CompetitionAPI.Util;
using Microsoft.AspNetCore.Authorization;
using Microsoft.AspNetCore.Http;
using Microsoft.AspNetCore.Mvc;
using System.Data;
using System.Text.RegularExpressions;

namespace CompetitionAPI.Controllers.back.system
{
    [Route("api/[controller]")]
    [ApiController]
    public class ExportUserController : Controller
    {
        Competition.Mysql.BLL.admin_user user_bll = new Competition.Mysql.BLL.admin_user();

        public ExportUserController()
        {

        }

        /// <summary>
        /// 导出用户接口
        /// </summary>
        /// <returns></returns>
        [Authorize]
        [HttpPost]
        [APIFilter]
        public ActionResult Index([FromBody] ExportUserRequest req)
        {
            try
            {
                if (req != null)
                {
                    if (req.UserIdList.Count <= 0)
                    {
                        return Json(Tool.GetJsonWithCode(APICode.Fail, "用户id集合不能为空"));
                    }

                    var workbook = new NPOI.HSSF.UserModel.HSSFWorkbook();
                    var sheet = workbook.CreateSheet("sheet1");
                    var row1 = sheet.CreateRow(0);//第1行
                    var cell1_1 = row1.CreateCell(0);//第1列
                    cell1_1.SetCellValue("所属市");
                    var cell1_2 = row1.CreateCell(1);//第2列
                    cell1_2.SetCellValue("姓名");
                    var cell1_3 = row1.CreateCell(2);//第3列
                    cell1_3.SetCellValue("ERP编码");
                    var cell1_4 = row1.CreateCell(3);//第4列
                    cell1_4.SetCellValue("性别");
                    var cell1_5 = row1.CreateCell(4);//第5列
                    cell1_5.SetCellValue("员工编码");
                    var cell1_6 = row1.CreateCell(5);//第6列
                    cell1_6.SetCellValue("工作单位");
                    var cell1_7 = row1.CreateCell(6);//第7列
                    cell1_7.SetCellValue("所在部门");
                    var cell1_8 = row1.CreateCell(7);//第8列
                    cell1_8.SetCellValue("工作岗位");
                    var cell1_9 = row1.CreateCell(8);//第9列
                    cell1_9.SetCellValue("身份证号");
                    var cell1_10 = row1.CreateCell(9);//第9列
                    cell1_10.SetCellValue("参加工作时间");
                    var cell1_11 = row1.CreateCell(10);//第9列
                    cell1_11.SetCellValue("文化程度");
                    var cell1_12 = row1.CreateCell(11);//第9列
                    cell1_12.SetCellValue("现有专业资格等级");
                    var cell1_13 = row1.CreateCell(12);//第9列
                    cell1_13.SetCellValue("现有职业技能等级");
                    var cell1_14 = row1.CreateCell(13);//第9列
                    cell1_14.SetCellValue("联系电话");
                    var cell1_15 = row1.CreateCell(14);//第9列
                    cell1_15.SetCellValue("密码");
                    var cell1_16 = row1.CreateCell(15);//第9列
                    cell1_16.SetCellValue("备注");

                    var data = user_bll.GetModelList(" user_id in ('" + string.Join("','", req.UserIdList.ToArray()) + "') ");

                    for (var i = 0; i < data.Count; i++)
                    {
                        var model = data[i];
                        var row = sheet.CreateRow(i + 1);
                        var cell1 = row.CreateCell(0);
                        var cell2 = row.CreateCell(1);
                        var cell3 = row.CreateCell(2);
                        var cell4 = row.CreateCell(3);
                        var cell5 = row.CreateCell(4);
                        var cell6 = row.CreateCell(5);
                        var cell7 = row.CreateCell(6);
                        var cell8 = row.CreateCell(7);
                        var cell9 = row.CreateCell(8);
                        var cell10 = row.CreateCell(9);
                        var cell11 = row.CreateCell(10);
                        var cell12 = row.CreateCell(11);
                        var cell13 = row.CreateCell(12);
                        var cell14 = row.CreateCell(13);
                        var cell15 = row.CreateCell(14);
                        var cell16 = row.CreateCell(15);

                        cell1.SetCellValue(model.OwnCity);
                        cell2.SetCellValue(model.real_name);
                        cell3.SetCellValue(model.ErpCode);
                        cell4.SetCellValue(model.sex);
                        cell5.SetCellValue(model.login_name);
                        cell6.SetCellValue(model.unit_name);
                        cell7.SetCellValue(model.dep_name);
                        cell8.SetCellValue(model.GZGW);
                        cell9.SetCellValue(model.id_card);
                        cell10.SetCellValue(model.WorkDate.HasValue ? model.WorkDate.Value.ToString("yyyy年MM月") : "");
                        cell11.SetCellValue(model.Education);
                        cell12.SetCellValue(model.NowMajorGrade);
                        cell13.SetCellValue(model.NowJobGrade);
                        cell14.SetCellValue(model.mobile);
                        cell15.SetCellValue(EncryptionAndDecryption.DecryptByLgzn(EncryptionAndDecryption.DecryptByLgzn(model.password)));
                        cell16.SetCellValue(model.r1);
                    }

                    //保存Workbook方式二： 保存到内存流中
                    var stream = new MemoryStream();
                    workbook.Write(stream);
                    stream.Flush();
                    stream.Position = 0;

                    sheet = null;
                    workbook = null;

                    string ExcelName = string.Format("{0}.xls", "用户管理_" + DateTime.Now.ToString("yyyyMMddHHmmss"));
                    return File(stream, "application/vnd.ms-excel", ExcelName);
                }
                else
                {
                    return Json(Tool.GetJsonWithCode(APICode.Fail, "请求参数不能为空"));
                }
            }
            catch (Exception ex)
            {
                LogHelper.WriteLog(ex.Message + "，行号：" + ex.StackTrace);
                return Json(Tool.GetJsonWithCode(APICode.Fail, "发生错误，请联系管理员。"));
            }
        }
    }
}