78 lines
2.6 KiB
C#
78 lines
2.6 KiB
C#
using System;
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using System.Threading.Tasks;
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using System.IO;
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using Elwig.Helpers;
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namespace Elwig.Documents {
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public abstract class Document : IDisposable {
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private TempFile? PdfFile = null;
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public Document(string title) {
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var c = App.Client;
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DataPath = App.DataPath;
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Title = title;
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Header = $"<h1>{c.Name}</h1>";
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Footer = $"{c.NameFull}<br/>" +
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$"{c.Address} \u00b7 {c.Plz} {c.Ort} \u00b7 Österreich \u00b7 " +
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$"Tel.: {c.PhoneNr} \u00b7 Fax: {c.FaxNr}<br/>{c.EmailAddress} \u00b7 {c.Website} \u00b7 " +
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$"Betriebs-Nr.: {c.LfbisNr} \u00b7 UID: {c.UstId}<br/>" +
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$"BIC: {c.Bic} \u00b7 IBAN: {c.Iban}";
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Date = DateTime.Today;
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}
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~Document() {
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Dispose();
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}
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public void Dispose() {
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PdfFile?.Dispose();
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PdfFile = null;
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GC.SuppressFinalize(this);
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}
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public string DataPath { get; set; }
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public string Title { get; set; }
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public string Header { get; set; }
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public string Footer { get; set; }
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public DateTime Date { get; set; }
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private async Task<string> Render() {
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string name;
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if (this is BusinessLetter) {
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name = "BusinessLetter";
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} else if (this is DeliveryNote) {
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name = "DeliveryNote";
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} else {
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throw new InvalidOperationException("Invalid document object");
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}
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return await Html.CompileRenderAsync(name, this);
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}
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public async Task Generate() {
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var pdf = new TempFile("pdf");
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using (var tmpHtml = new TempFile("html")) {
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await File.WriteAllTextAsync(tmpHtml.FilePath, await Render());
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await Pdf.Convert(tmpHtml.FilePath, pdf.FilePath);
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}
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Pdf.UpdateMetadata(pdf.FilePath, Title, App.Client.NameFull);
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PdfFile = pdf;
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}
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public void SaveTo(string pdfPath) {
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if (PdfFile == null) throw new InvalidOperationException("Pdf file has not been generated yet");
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File.Copy(PdfFile.FilePath, pdfPath);
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}
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public async Task Print(int copies = 1) {
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if (PdfFile == null) throw new InvalidOperationException("Pdf file has not been generated yet");
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await Pdf.Print(PdfFile.FilePath, copies);
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}
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public void Show() {
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if (PdfFile == null) throw new InvalidOperationException("Pdf file has not been generated yet");
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Pdf.Show(PdfFile.NewReference(), Title);
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}
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}
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}
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