今天在工作中碰到同事用了一种新型的方式导入excel,在此做个学习记录。

插件:Aspose.Cells

第一步:准备好导出的模板,例子:

C#代码:

#region 验证数据

            if (model == null)
{
throw new FriendlyException("无该月结单!");
}
var templatePath = @"Template\trade\Cecsc2bHN\分包分供月度结算审批表.xlsx"; ;
var resFileName = string.Empty;
var bigTitle = string.Empty;
var barCodeStr = string.Empty; if (string.IsNullOrEmpty(templatePath) || !File.Exists(templatePath))
{
throw new FriendlyException("未找到模板文件!");
} #endregion #region 初始化模板文件 var wk = new Workbook(templatePath);
var designer = new WorkbookDesigner(wk); #endregion #region 数据重构造 // 工程形象进度 #endregion #region 构造头部信息
var topInfo = new Dictionary<string, object>
{
{ "Title", bigTitle },
{ "ProjectName", model.ProjectName },
{ "Code", barCodeStr }
};
#endregion MonthSettlementInfo monthInfo = new MonthSettlementInfo()
{
CurrentInContractSettlementAmount = 56.32M,
TerminalInContractSettlementAmount = 123.32M,
CurrentOutContractSettlementAmount = 6.32M,
TerminalOutContractSettlementAmount = 5.32M,
CurrentDeductionSettlementAmount = 12.32M,
TerminalDeductionSettlementAmount = 26.32M, CurrentInContractSafeAmount = 2.32M,
TerminalInContractSafeAmount = 1.32M,
CurrentOutContractSafeAmount = 6.32M,
TerminalOutContractSafeAmount = 8.32M,
CurrentDeductionSafeAmount = 4.32M,
TerminalDeductionSafeAmount = 3.32M,
}; //形象进度描述
List<TradeSettleReportProjectProgressItemModel> ProjectProgressList = new List<TradeSettleReportProjectProgressItemModel>(); for (int i = 0; i < 3; i++)
{
TradeSettleReportProjectProgressItemModel Progressmodel = new TradeSettleReportProjectProgressItemModel()
{
ConstractArea = "测试水水水水水水" + i,
Remark = "测试模拟的备注" + i,
ProgressDesc = "测试撒子怕发送所属" + i,
ConstractSite = "场地" + i
};
ProjectProgressList.Add(Progressmodel);
} #region 工程名称

//绑定数据到excel中
//designer.SetDataSource("绑定的到excle的变量名","对应的值")
designer.SetDataSource("ProgressItem", ProjectProgressList); //list可以循环绑定 绑定的例子在下面。
designer.SetDataSource("ProjectName", model.ProjectName);
designer.SetDataSource("ContractName", model.ContractName);
designer.SetDataSource("ContractCode", model.ContractCode);
designer.SetDataSource("MonthSettlementNo", model.MonthSettlementNo);
designer.SetDataSource("ContractingUnit", model.ContractingUnit);
designer.SetDataSource("SettlementCode", model.SettlementCode);
designer.SetDataSource("EnterpriseName", model.EnterpriseName);
designer.SetDataSource("ThirdPartyName", model.ThirdPartyName);
designer.SetDataSource("SettlementMonth", model.SettlementMonth);
designer.SetDataSource("TotalContractAmount", model.TotalContractAmount);
designer.SetDataSource("SettlementAmountCapitalize", model.SettlementAmountCapitalize);
#endregion #endregion #region 尾部 #endregion
designer.Process();
wk.CalculateFormula(); #region 重新计算行高
var startRow = 9;
var endRow = startRow; #endregion #region 导出文件 var fileName = $"{model.SettlementMonth.ToString("yyyy年MM月")}{resFileName}.xlsx";
using (var file = new MemoryStream())
{
wk.Save(file, SaveFormat.Xlsx);
wk.Dispose();
return new KeyValuePair<string, byte[]>(fileName, file.ToArray());
}
#endregion

此种当时的重点是Excel模板的数据绑定:

第一种:单个值的绑定

第二种:列表值的循环绑定

完整代码

Service层:

public KeyValuePair<string, byte[]> ExportSettle(TradeSettleReportModel model)
{
#region 验证数据 if (model == null)
{
throw new FriendlyException("无该月结单!");
}
var templatePath = @"Template\trade\Cecsc2bHN\分包分供月度结算审批表.xlsx"; ;
var resFileName = string.Empty;
var bigTitle = string.Empty;
var barCodeStr = string.Empty; if (string.IsNullOrEmpty(templatePath) || !File.Exists(templatePath))
{
throw new FriendlyException("未找到模板文件!");
} #endregion #region 初始化模板文件 var wk = new Workbook(templatePath);
var designer = new WorkbookDesigner(wk); #endregion #region 数据重构造 // 工程形象进度 #endregion #region 构造头部信息
var topInfo = new Dictionary<string, object>
{
{ "Title", bigTitle },
{ "ProjectName", model.ProjectName },
{ "Code", barCodeStr }
};
#endregion MonthSettlementInfo monthInfo = new MonthSettlementInfo()
{
CurrentInContractSettlementAmount = 56.32M,
TerminalInContractSettlementAmount = 123.32M,
CurrentOutContractSettlementAmount = 6.32M,
TerminalOutContractSettlementAmount = 5.32M,
CurrentDeductionSettlementAmount = 12.32M,
TerminalDeductionSettlementAmount = 26.32M, CurrentInContractSafeAmount = 2.32M,
TerminalInContractSafeAmount = 1.32M,
CurrentOutContractSafeAmount = 6.32M,
TerminalOutContractSafeAmount = 8.32M,
CurrentDeductionSafeAmount = 4.32M,
TerminalDeductionSafeAmount = 3.32M,
}; //审批记录
List<TradeSettleReportApprovalCommentsModel> approveModelList = new List<TradeSettleReportApprovalCommentsModel>(); for (int i = 0; i < 2; i++)
{ TradeSettleReportApprovalCommentsModel approveModel = new TradeSettleReportApprovalCommentsModel()
{
Approver = "admin" + i,
Comments = "审批通过" + i,
NodeName = "测试模板" + i,
Seq = i
};
approveModelList.Add(approveModel);
} //形象进度描述
List<TradeSettleReportProjectProgressItemModel> ProjectProgressList = new List<TradeSettleReportProjectProgressItemModel>(); for (int i = 0; i < 3; i++)
{
TradeSettleReportProjectProgressItemModel Progressmodel = new TradeSettleReportProjectProgressItemModel()
{
ConstractArea = "测试水水水水水水" + i,
Remark = "测试模拟的备注" + i,
ProgressDesc = "测试撒子怕发送所属" + i,
ConstractSite = "场地" + i
};
ProjectProgressList.Add(Progressmodel);
} #region 工程名称 designer.SetDataSource("CurrentInContractSettlementAmount", monthInfo.CurrentInContractSettlementAmount);
designer.SetDataSource("TerminalInContractSettlementAmount", monthInfo.TerminalInContractSettlementAmount);
designer.SetDataSource("CurrentOutContractSettlementAmount", monthInfo.CurrentOutContractSettlementAmount);
designer.SetDataSource("TerminalOutContractSettlementAmount", monthInfo.TerminalOutContractSettlementAmount);
designer.SetDataSource("CurrentDeductionSettlementAmount", monthInfo.CurrentDeductionSettlementAmount);
designer.SetDataSource("TerminalDeductionSettlementAmount", monthInfo.TerminalDeductionSettlementAmount);
designer.SetDataSource("CurrentInContractSafeAmount", monthInfo.CurrentInContractSafeAmount);
designer.SetDataSource("TerminalInContractSafeAmount", monthInfo.TerminalInContractSafeAmount);
designer.SetDataSource("CurrentOutContractSafeAmount", monthInfo.CurrentOutContractSafeAmount);
designer.SetDataSource("TerminalOutContractSafeAmount", monthInfo.TerminalOutContractSafeAmount);
designer.SetDataSource("CurrentDeductionSafeAmount", monthInfo.CurrentDeductionSafeAmount);
designer.SetDataSource("TerminalDeductionSafeAmount", monthInfo.TerminalDeductionSafeAmount); designer.SetDataSource("DetailItem", approveModelList);
designer.SetDataSource("ProgressItem", ProjectProgressList);
designer.SetDataSource("ProjectName", model.ProjectName);
designer.SetDataSource("ContractName", model.ContractName);
designer.SetDataSource("ContractCode", model.ContractCode);
designer.SetDataSource("MonthSettlementNo", model.MonthSettlementNo);
designer.SetDataSource("ContractingUnit", model.ContractingUnit);
designer.SetDataSource("SettlementCode", model.SettlementCode);
designer.SetDataSource("EnterpriseName", model.EnterpriseName);
designer.SetDataSource("ThirdPartyName", model.ThirdPartyName);
designer.SetDataSource("SettlementMonth", model.SettlementMonth);
designer.SetDataSource("TotalContractAmount", model.TotalContractAmount);
designer.SetDataSource("SettlementAmountCapitalize", model.SettlementAmountCapitalize);
#endregion #region 预算编号
//var _dic = this.GetLaborProSettleInfo(exportDataSource);
//foreach (var item in _dic)
//{
// designer.SetDataSource(item.Key, item.Value);
//} #endregion #region 写入数据
//foreach (var keyValuePair in topInfo)
//{
// designer.SetDataSource(keyValuePair.Key, keyValuePair.Value);
//}
//designer.SetDataSource("ProjectProgress", exportDataSource.ProjectProgressItems);
//designer.SetDataSource("MonthEstimate", exportDataSource.MonthEstimateOutputs);
#region 表1
//
Dictionary<string, decimal> dic = new Dictionary<string, decimal>(); if (dic != null)
{
foreach (var item in dic)
{
designer.SetDataSource(item.Key, item.Value);
}
} #endregion #endregion #region 尾部 #endregion
#region 删除模板sheet
//wk.Worksheets.RemoveAt(wk.Worksheets["表2"].Index);
//wk.Worksheets.RemoveAt(wk.Worksheets["表3"].Index);
designer.Process();
wk.CalculateFormula();
#endregion #region 插入条形码 //var barCode = BarCodeGenerator.GetBarCodePNG(barCodeStr);
//var barCode = BarCodeGenerator.WriteQRCodeImg(barCodeStr);
//wk.Worksheets[0].Pictures.Add(0, 0, 1, 1, new MemoryStream(barCode));
//wk.Worksheets[0].Pictures[0].Width = 60;
//wk.Worksheets[0].Pictures[0].Width = 60;
#endregion #region 重新计算行高
var startRow = 9;
var endRow = startRow; #endregion #region 导出文件 var fileName = $"{model.SettlementMonth.ToString("yyyy年MM月")}{resFileName}.xlsx";
using (var file = new MemoryStream())
{
wk.Save(file, SaveFormat.Xlsx);
wk.Dispose();
return new KeyValuePair<string, byte[]>(fileName, file.ToArray());
}
#endregion
}

Interface层:

KeyValuePair<string, byte[]> ExportSettle(TradeSettleReportModel model);

Controller层:

        [AllowAnonymous]
[HttpPost("Export")]
public async Task<IActionResult> Export()
{
TradeSettleReportModel model = new TradeSettleReportModel()
{
ProjectName = "测刷",
ContractName = "测试合同名称",
ContractCode = "0010101012E",
MonthSettlementNo = "0010101012E",
ContractingUnit = "重庆市",
SettlementCode = "EW2Z4523",
EnterpriseName = "WZQ我在钱钱钱",
ThirdPartyName = "第三方地中四年",
SettlementMonth = DateTime.Now,
SettlementAmountCapitalize = "壹拾贰万叁仟壹佰贰拾叁元贰角伍分", };
var result = await Task.Run(() => tradeSettleCommonService.ExportSettle(model));
return File(result.Value, "application/octet-stream", result.Key);
}

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