public async Task <Response> CreateReport([FromBody] InvoicingPrinterCriteria criteria, InvoicingPrinterVM report)
{
var viewResult = compositeViewEngine.FindView(ControllerContext, "CreateReport", false);
var viewDictionary = new ViewDataDictionary(new EmptyModelMetadataProvider(), new ModelStateDictionary())
{
Model = report
};
var viewContext = new ViewContext(ControllerContext, viewResult.View, viewDictionary, TempData, new StringWriter(), new HtmlHelperOptions());
var result = repo.Get(criteria);
return(await repo.CreatePDF(viewResult, viewContext, result));
}
public async Task <Response> CreatePDF(ViewEngineResult viewResult, ViewContext viewContext, InvoicingPrinterVM report)
{
using var stringWriter = new StringWriter();
var viewDictionary = new ViewDataDictionary(new EmptyModelMetadataProvider(), new ModelStateDictionary())
{
Model = report
};
var view = new ViewContext(viewContext, viewResult.View, viewDictionary, viewContext.TempData, stringWriter, new HtmlHelperOptions());
var htmlToPdf = new HtmlToPdf();
htmlToPdf.Options.PdfPageSize = PdfPageSize.A4;
htmlToPdf.Options.PdfPageOrientation = PdfPageOrientation.Portrait;
htmlToPdf.Options.MarginLeft = 20;
htmlToPdf.Options.MarginRight = 20;
htmlToPdf.Options.MarginTop = 20;
htmlToPdf.Options.MarginBottom = 0;
await viewResult.View.RenderAsync(view);
var pdf = htmlToPdf.ConvertHtmlString(stringWriter.ToString());
var pdfBytes = pdf.Save();
if (!Directory.Exists("Reports"))
{
Directory.CreateDirectory("Reports");
}
var filename = Guid.NewGuid().ToString("N");
using var streamWriter = new StreamWriter("Reports\\" + filename + ".pdf");
await streamWriter.BaseStream.WriteAsync(pdfBytes.AsMemory(0, pdfBytes.Length));
pdf.Close();
return(new Response {
Filename = filename
});
}
