Demka_kur/OknaFunciy/AddOtchotWindow.axaml.cs

using Avalonia.Controls;
using Avalonia.Interactivity;
using Demka_Snova_1.Hardik.Conect.Dao;
using Demka_Snova_1.OknaRoley;
using System;
using System.Collections.Generic;
using System.IO;
using iText.Kernel.Pdf;
using iText.Layout.Element;
using Document = iText.Layout.Document;
using iText.Kernel.Font;
using iText.IO.Font;

namespace Demka_Snova_1;

public partial class AddOtchotWindow : Window
{
    private List<ordersDao> ordersList;
    private Random random;
    private int nextId = 1;

    public AddOtchotWindow()
    {
        InitializeComponent();
        random = new Random();
        ordersList = new List<ordersDao>();
    }

    private void TestOrders()
    {
        ordersList = new List<ordersDao>
        {
            new ordersDao { ID = 1, CodeZakaz = "<22><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD>", Date = DateOnly.FromDayNumber(8), Time = TimeOnly.FromDateTime(DateTime.Now), CodeClient = "123", Usluga = "2023-10-01", Status = "Admin", DateClose = null, Prokat = 23 }
        };
    }

    private void FormatOtchot_Click(object sender, RoutedEventArgs e)
    {
        string client = this.FindControl<TextBox>("ClientTextBox").Text;
        string usluga = this.FindControl<TextBox>("UslugaTextBox").Text;
        string prokatText = this.FindControl<TextBox>("ProkatTextBox").Text;

        if (!decimal.TryParse(prokatText, out decimal prokat))
        {
            ShowError("<22><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>.");
            return;
        }

        string codeZakaz = $"{random.Next(10000, 99999)}.{random.Next(10000, 99999)}";

        int id = nextId++;

        DateOnly date = DateOnly.FromDateTime(DateTime.Now);
        TimeOnly time = TimeOnly.FromDateTime(DateTime.Now);

        ordersDao Order = new ordersDao
        {
            ID = id,
            CodeZakaz = codeZakaz,
            Date = date,
            Time = time,
            CodeClient = client,
            Usluga = usluga,
            Status = "<22><><EFBFBD><EFBFBD><EFBFBD>",
            DateClose = null,
            Prokat = prokat
        };

        ordersList.Add(Order);

        SaveOrderToPdf(Order);

        this.FindControl<TextBox>("ClientTextBox").Text = string.Empty;
        this.FindControl<TextBox>("UslugaTextBox").Text = string.Empty;
        this.FindControl<TextBox>("ProkatTextBox").Text = string.Empty;

        ShowError("<22><><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20> PDF!");
    }

    private void SaveOrderToPdf(ordersDao order)
    {
        string directoryPath = "C:/Users/PC/source/Dopolnenia/Fails/Doky";
        string pdfPath = Path.Combine(directoryPath, $"Order_{order.CodeZakaz}.pdf");

        if (!Directory.Exists(directoryPath))
        {
            Directory.CreateDirectory(directoryPath);
        }

        using (PdfWriter writer = new PdfWriter(pdfPath))
        using (PdfDocument pdf = new PdfDocument(writer))
        {
            Document document = new Document(pdf);

            PdfFont font = PdfFontFactory.CreateFont("C:/Windows/Fonts/arial.ttf", PdfEncodings.IDENTITY_H);

            document.Add(new Paragraph($"<22><><EFBFBD><EFBFBD><EFBFBD> <20> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><> {DateOnly.FromDateTime(DateTime.Now)}")
                .SetTextAlignment(iText.Layout.Properties.TextAlignment.CENTER)
                .SetFontSize(20)
                .SetFont(font));

            document.Add(new Paragraph($"<22><><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>: {order.CodeZakaz}").SetFont(font));
            document.Add(new Paragraph($"<22><><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>: {order.CodeClient}").SetFont(font));
            document.Add(new Paragraph($"<22><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>: {order.Usluga}").SetFont(font));
            document.Add(new Paragraph($"<22><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>: {order.Prokat}").SetFont(font));
            document.Add(new Paragraph($"<22><><EFBFBD><EFBFBD>: {order.Date}").SetFont(font));
            document.Add(new Paragraph($"<22><><EFBFBD><EFBFBD><EFBFBD>: {order.Time}").SetFont(font));
            document.Add(new Paragraph($"<22><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>: {order.Status}").SetFont(font));

            document.Close();
        }
    }

    private void Exitka(object sender, RoutedEventArgs e)
    {
        var login = new AdminWindow();
        login.Show();
        this.Close();
    }

    async void ShowError(string mes)
    {
        var dialog = new Window
        {
            Title = "<22><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>",
            Content = mes,
            Width = 300,
            Height = 200
        };
        await dialog.ShowDialog(this);
    }
}