配合前端对接题库导入excel接口

Tiobon.Core.Api/Controllers/Base/BaseController.cs

@@ -1,4 +1,5 @@
 using System.Reflection;
+using NPOI.HPSF;
 
 namespace Tiobon.Core.Controllers;
 
@@ -229,6 +230,18 @@ public class BaseController<IServiceBase, TEntity, TEntityDto, TInsertDto, TEdit
     }
     #endregion
 
+    #region Excel下载
+    [HttpGet("DownloadExcel"), AllowAnonymous]
+    public async Task<IActionResult> DownloadExcel()
+    {
+        var result = (await InvokeServiceAsync("DownloadExcel", [])) as ServiceResult<string>;
+        string path = result.Data;
+        FileStream fs = new FileStream(path, FileMode.OpenOrCreate);
+        fs.Close();
+        return File(new FileStream(path, FileMode.Open), "application/octet-stream", result.Message);
+    }
+    #endregion
+
     ///// <summary>
     ///// 反射调用service方法
     ///// </summary>

Tiobon.Core.IServices/BASE/IBaseServices.cs

@@ -153,7 +153,9 @@ namespace Tiobon.Core.IServices.BASE
         Task<ServicePageResult<TEntityDto>> QueryFilterPage(QueryBody filter, string condition);
         Task<ServiceResult<long>> ExportExcel([FromBody] QueryBody body);
 
-        Task<ServiceResult<string>> ImportExcel(IFormFile file);
+        Task<ServiceResult<ExcelData>> ImportExcel(IFormFile file);
+
+        Task<ServiceResult<string>> DownloadExcel();
 
         Task<List<TResult>> QueryMuch<T, T2, T3, TResult>(
             Expression<Func<T, T2, T3, object[]>> joinExpression,

Tiobon.Core.Model/ViewModels/Extend/ExcelData.cs

@@ -0,0 +1,8 @@
+namespace Tiobon.Core.Model;
+
+public class ExcelData
+{
+    public int SuccessCount { get; set; } = 0;
+    public int ErrorCount { get; set; } = 0;
+    public string filePath { get; set; }
+}

Tiobon.Core.Services/BASE/BaseServices.cs

@@ -2,12 +2,14 @@
 using System.Data;
 using System.Dynamic;
 using System.Linq.Expressions;
+using System.Net.Mail;
 using AgileObjects.AgileMapper;
 using MathNet.Numerics.Distributions;
 using Microsoft.AspNetCore.Http;
 using MySqlX.XDevAPI.Common;
 using Newtonsoft.Json;
 using Newtonsoft.Json.Linq;
+using NPOI.HPSF;
 using NPOI.Util;
 using SqlSugar;
 using Tiobon.Core.Common;
@@ -817,7 +819,7 @@ public class BaseServices<TEntity, TEntityDto, TInsertDto, TEditDto> : IBaseServ
 
     }
 
-    public async virtual Task<ServiceResult<string>> ImportExcel(IFormFile file)
+    public async virtual Task<ServiceResult<ExcelData>> ImportExcel(IFormFile file)
     {
         //long id = SnowFlakeSingle.instance.getID();
         //var physicsPath = $"{Environment.CurrentDirectory}{Path.DirectorySeparatorChar}wwwroot";
@@ -826,7 +828,19 @@ public class BaseServices<TEntity, TEntityDto, TInsertDto, TEditDto> : IBaseServ
         //    Directory.CreateDirectory(physicsPath + path);
 
 
-        return ServiceResult<string>.OprateSuccess("导入成功！");
+        return ServiceResult<ExcelData>.OprateSuccess("导入成功！");
+    }
+    public async virtual Task<ServiceResult<string>> DownloadExcel()
+    {
+        var physicsPath = $"{Environment.CurrentDirectory}{Path.DirectorySeparatorChar}wwwroot";
+        var path = $"{$"{Path.DirectorySeparatorChar}files{Path.DirectorySeparatorChar}ExcelTemplate{Path.DirectorySeparatorChar}"}";
+        if (!Directory.Exists(physicsPath + path))
+            Directory.CreateDirectory(physicsPath + path);
+
+        Type entityType = typeof(TEntity);
+        var fileName = entityType.GetEntityTableName() + ".xlsx";
+        var result = ServiceResult<string>.OprateSuccess(fileName, physicsPath + path + fileName);
+        return result;
     }
 
     public async Task<List<TResult>> QueryMuch<T, T2, T3, TResult>(Expression<Func<T, T2, T3, object[]>> joinExpression, Expression<Func<T, T2, T3, TResult>> selectExpression, Expression<Func<T, T2, T3, bool>> whereLambda = null) where T : class, new()

Tiobon.Core.Services/Ghre/Ghre_ExamServices.cs

@@ -424,10 +424,13 @@ public class Ghre_ExamServices : BaseServices<Ghre_Exam, Ghre_ExamDto, InsertGhr
         CardConfig.cardImage = "CoverUrl";
         CardConfig.column1 = "AfterHowLongLabel";
         CardConfig.column1Icon = "ghr-form-designer-deteSelect";
+        CardConfig.column1Label = "考试时间";
         CardConfig.column2 = "ExamPaperName";
         CardConfig.column2Icon = "ghr-exam-paper";
+        CardConfig.column2Label = "试卷";
         CardConfig.column3 = "ExamModeLabel";
         CardConfig.column3Icon = "ghr-online-exam";
+        CardConfig.column3Label = "考试形式";
         //CardConfig.column4 = "OpenClassName";
         //CardConfig.column4Icon = "ghr-link-openClass";
         CardConfig.column4 = "";
@@ -994,7 +997,7 @@ public class Ghre_ExamServices : BaseServices<Ghre_Exam, Ghre_ExamDto, InsertGhr
         if (pageData.AfterHowLong == 0)
             pageData.AfterHowLong = pageData.AfterHowLong1;
 
-        var course = await Db.Queryable<Ghre_ExamPaper>().Where(it => it.Id == pageData.ExamPaperId).FirstAsync();
+        var course = await Db.Queryable<Ghre_Course>().Where(it => it.Id == pageData.CourseId).FirstAsync();
         pageData.CoverUrl = course?.CoverUrl;
 
         if (string.IsNullOrWhiteSpace(pageData.ExamNo))
@@ -1007,7 +1010,6 @@ public class Ghre_ExamServices : BaseServices<Ghre_Exam, Ghre_ExamDto, InsertGhr
             var insert = Mapper.Map(pageData).ToANew<InsertGhre_ExamInput>();
             id = await base.Add(insert);
 
-
             var insertStaffs = pageData.staffTableData.Select(x => new InsertGhre_ExamStaffInput()
             {
                 ExamId = id,

Tiobon.Core.Services/Ghre/Ghre_QuestionServices.cs

@@ -784,8 +784,9 @@ public class Ghre_QuestionServices : BaseServices<Ghre_Question, Ghre_QuestionDt
     }
 
     #region Excel导入
-    public override async Task<ServiceResult<string>> ImportExcel(IFormFile file)
+    public override async Task<ServiceResult<ExcelData>> ImportExcel(IFormFile file)
     {
+        var data = new ExcelData();
         long id = SnowFlakeSingle.instance.getID();
         var physicsPath = $"{Environment.CurrentDirectory}{Path.DirectorySeparatorChar}wwwroot";
         var path = $"{$"{Path.DirectorySeparatorChar}files{Path.DirectorySeparatorChar}import{Path.DirectorySeparatorChar}{id}{Path.DirectorySeparatorChar}"}";
@@ -941,13 +942,14 @@ public class Ghre_QuestionServices : BaseServices<Ghre_Question, Ghre_QuestionDt
                     }
                     if (comments.Any())
                     {
+                        data.ErrorCount++;
                         dt.Rows[i]["Comments"] = string.Join(";", comments.Select(a => a));
                         isExistError = true;
                         continue;
                     }
                     else
                     {
-
+                        data.SuccessCount++;
                         var id = await base.Add(insert);
                         insertAnswers.ForEach(x => x.QuestionId = id);
                         await _ghre_QuestionAnswerServices.Add(insertAnswers);
@@ -964,13 +966,16 @@ public class Ghre_QuestionServices : BaseServices<Ghre_Question, Ghre_QuestionDt
 
 
             if (isExistError)
+            {
                 NPOIHelper.ExportExcel(dt, null, x, physicsPath + errorFileName);
+                data.filePath = errorFileName;
+            }
         });
 
         if (isExistError)
-            return ServiceResult<string>.OprateFailed("导入文件存在错误，请下载后查看！", errorFileName);
+            return ServiceResult<ExcelData>.OprateFailed("导入文件存在错误，请下载后查看！", data);
         else
-            return ServiceResult<string>.OprateSuccess("导入成功！");
+            return ServiceResult<ExcelData>.OprateSuccess("导入成功！");
     }
     #endregion
 }