diff --git a/Yi.Furion.Net6/Yi.Framework.Module/Excel/OemClient.cs b/Yi.Furion.Net6/Yi.Framework.Module/Excel/OemClient.cs new file mode 100644 index 00000000..977cc02d --- /dev/null +++ b/Yi.Furion.Net6/Yi.Framework.Module/Excel/OemClient.cs @@ -0,0 +1,119 @@ +using System; +using System.Collections.Generic; +using System.ComponentModel; +using System.Linq; +using System.Reflection; +using System.Text; +using System.Text.Json; +using System.Threading.Tasks; +using NPOI.SS.UserModel; +using NPOI.XSSF.UserModel; +using Org.BouncyCastle.Utilities.Collections; + +namespace Yi.Framework.Module.Excel +{ + internal class OemClient + { + public void Export(List entityList, string filePath) + { + var properties = typeof(T).GetProperties().Where(x => x.GetCustomAttribute() is not null).Where(x => x.GetGetMethod().IsPublic).ToList(); + // 创建工作簿 + IWorkbook workbook = new XSSFWorkbook(); + // 创建工作表 + ISheet sheet = workbook.CreateSheet("sheet"); + + + // 写入表头 + IRow headerRow = sheet.CreateRow(0); + for (int j = 0; j < properties.Count(); j++) + { + headerRow.CreateCell(j).SetCellValue(properties[j].GetCustomAttribute()!.DisplayName); + } + + // 写入数据 + for (int i = 0; i < entityList.Count(); i++) + { + var currentEntity = entityList[i]; + IRow dataRow = sheet.CreateRow(i + 1); + for (int j = 0; j < properties.Count(); j++) + { + var currentPropertiy = properties[j]; + + //只处理简单类型 + dataRow.CreateCell(j).SetCellValue(JsonSerializer.Serialize(currentPropertiy.GetValue(currentEntity)).TrimStart("\"".ToCharArray()).TrimEnd("\"".ToCharArray())); + } + } + + // 保存文件 + using (FileStream fs = new FileStream(filePath, FileMode.Create, FileAccess.Write)) + { + workbook.Write(fs); + } + + workbook.Dispose(); + } + + + public List Import(string filePath) where T : new() + { + List result = new(); + + Dictionary propHas = new Dictionary(); + var properties = typeof(T).GetProperties().Where(x => x.GetCustomAttribute() is not null).Where(x => x.GetGetMethod().IsPublic).ToList(); + + + // 创建文件流 + using (FileStream fileStream = new FileStream(filePath, FileMode.Open, FileAccess.Read)) + { + // 创建工作簿 + IWorkbook workbook = new XSSFWorkbook(fileStream); + + // 选择第一个工作表 + ISheet sheet = workbook.GetSheetAt(0); + + //获取表头 + IRow headerRow = sheet.GetRow(0); + + + for (int col = 0; col < headerRow.LastCellNum; col++) + { + // 获取单元格的值 + ICell cell = headerRow.GetCell(col); + var property = properties.Where(x => x.GetCustomAttribute().DisplayName == cell.StringCellValue).FirstOrDefault(); + if (property is not null && !propHas.Values.Contains(property)) + { + propHas[col] = property; + } + } + + // 遍历行 + for (int row = 1; row <= sheet.LastRowNum; row++) + { + //一行一个对象 + + + IRow currentRow = sheet.GetRow(row); + var currentResult = new T(); + // 遍历列 + for (int col = 0; col < currentRow.LastCellNum; col++) + { + // 获取单元格的值 + ICell cell = currentRow.GetCell(col); + string? cellValue = cell.ToString(); + object value = cellValue.TrimStart("\"".ToCharArray()).TrimEnd("\"".ToCharArray()); + + value = Convert.ChangeType(cellValue, propHas[col].PropertyType); + + + propHas[col].SetValue(currentResult, value); + + } + + result.Add(currentResult); + } + } + + return result; + } + } +} diff --git a/Yi.Furion.Net6/Yi.Framework.Module/Yi.Framework.Module.csproj b/Yi.Furion.Net6/Yi.Framework.Module/Yi.Framework.Module.csproj index 7c74970e..6f5f3f76 100644 --- a/Yi.Furion.Net6/Yi.Framework.Module/Yi.Framework.Module.csproj +++ b/Yi.Furion.Net6/Yi.Framework.Module/Yi.Framework.Module.csproj @@ -23,6 +23,7 @@ +