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Scaffold a new endpoint to generate and download a high-performance Excel report using MiniExcel.
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Baseado na classificação ocupacional SOC
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| name | generate-excel-report |
| description | Scaffold a new endpoint to generate and download a high-performance Excel report using MiniExcel. |
| argument-hint | Entity name (e.g., Customer) |
Creates a high-performance Excel export endpoint for a given entity using the MiniExcel library.
page, pageSize).ProductResponseDto), NEVER raw Domain Entities, to ensure proper column names and avoid exposing sensitive internal state.MiniExcel should be configured with FastMode = true and EnableAutoWidth = true via OpenXmlConfiguration.MemoryStream and returned via the File() helper.src/Server/Api/Controllers/{Name}Controller.cs).[HttpGet("ExportToExcel")] endpoint.[FromQuery]) that the GetAll endpoint uses, but DO NOT accept page or pageSize.CancellationToken.OpenXmlConfiguration.MemoryStream using await memoryStream.SaveAsAsync(items, sheetName: "{Name}s", configuration: config);.memoryStream.Seek(0, SeekOrigin.Begin);).return File(memoryStream, "application/vnd.openxmlformats-officedocument.spreadsheetml.sheet", "{Name}s_{DateTime.Now:yyyyMMdd_HHmmss}.xlsx");.[HttpGet("ExportToExcel")]
public async Task<ActionResult> ExportToExcelAsync(
[FromQuery] string? someFilter,
CancellationToken cancellationToken)
{
// 1. Fetch data without pagination
var (items, _) = await _service.GetAllAsync(someFilter, page: null, pageSize: null, cancellationToken);
// 2. Configure MiniExcel
var config = new OpenXmlConfiguration
{
FastMode = true,
EnableAutoWidth = true,
AutoFilter = true
};
// 3. Write to memory stream
var memoryStream = new MemoryStream();
await memoryStream.SaveAsAsync(items.ToList(), sheetName: "Report", configuration: config);
memoryStream.Seek(0, SeekOrigin.Begin);
// 4. Return as file
return File(
memoryStream,
"application/vnd.openxmlformats-officedocument.spreadsheetml.sheet",
$"Report_{DateTime.Now:yyyyMMdd_HHmmss}.xlsx");
}