78 lines
2.4 KiB
C#
78 lines
2.4 KiB
C#
using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Text;
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using System.Threading.Tasks;
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using System.IO;
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using System.Windows;
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namespace WGneu.Documents {
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public abstract class Document : IDisposable {
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private Utils.TemporaryFile? PdfFile = null;
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public Document(string title) {
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Title = title;
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Header = "<h1>Winzergenossenschaft Matzen</h1>";
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Footer = "Winzergenossenschaft für Matzen und Umgebung reg. Gen.m.b.H.";
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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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}
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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 string FullDateString {
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get => Date.ToString("dddd, d. MMMM yyyy");
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}
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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 {
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throw new InvalidOperationException();
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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 Utils.TemporaryFile(".pdf");
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using (var tmpHtml = new Utils.TemporaryFile(".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, "Wizergenossenschaft für Matzen und Umgebung reg. Gen.m.b.H.");
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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() {
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if (PdfFile == null) throw new InvalidOperationException("Pdf file has not been generated yet");
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Pdf.Print(PdfFile.FilePath);
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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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