[fix:] pallet number DividedByZero Exception fixed

DataStore/DatabaseService.cs

@@ -1,166 +0,0 @@
-using System;
-using System.Threading.Tasks;
-using Microsoft.EntityFrameworkCore;
-
-namespace Logof_Client;
-
-/// <summary>
-/// Zentrale Datenbankverwaltung für Logof Client.
-/// 
-/// Zuständig für:
-/// - PostgreSQL-Verbindung
-/// - EF Core DbContext
-/// - Datenbankmodelle
-/// - Migrationen
-/// - Verbindungstest
-/// </summary>
-public static class DatabseService
-{
-    private static DbContextOptions<LogofDbContext>? _options;
-
-    /// <summary>
-    /// Initialisiert die Datenbankverbindung.
-    /// Sollte einmal beim Programmstart aufgerufen werden.
-    /// </summary>
-    public static void Initialize(string connectionString)
-    {
-        if (string.IsNullOrWhiteSpace(connectionString))
-            throw new ArgumentException(
-                "Kein Datenbank-Connection-String angegeben.",
-                nameof(connectionString));
-
-        var builder = new DbContextOptionsBuilder<LogofDbContext>();
-
-        builder.UseNpgsql(connectionString);
-
-        _options = builder.Options;
-    }
-
-    /// <summary>
-    /// Erstellt einen neuen DbContext.
-    /// </summary>
-    public static LogofDbContext GetContext()
-    {
-        if (_options == null)
-            throw new InvalidOperationException(
-                "DB wurde noch nicht initialisiert. " +
-                "Rufen Sie DB.Initialize(...) auf.");
-
-        return new LogofDbContext(_options);
-    }
-
-    /// <summary>
-    /// Testet die Verbindung zum Datenbankserver.
-    /// </summary>
-    public static async Task<bool> TestConnectionAsync()
-    {
-        try
-        {
-            await using var db = GetContext();
-            return await db.Database.CanConnectAsync();
-        }
-        catch
-        {
-            return false;
-        }
-    }
-
-    /// <summary>
-    /// Erstellt bzw. aktualisiert das Datenbankschema
-    /// anhand der vorhandenen EF-Core-Migrationen.
-    /// </summary>
-    public static async Task MigrateAsync()
-    {
-        await using var db = GetContext();
-
-        await db.Database.MigrateAsync();
-    }
-}
-
-
-// ============================================================================
-// DATABASE CONTEXT
-// ============================================================================
-
-public class LogofDbContext : DbContext
-{
-    public DbSet<CustomerEx> Customers => Set<CustomerEx>();
-
-    public LogofDbContext(
-        DbContextOptions<LogofDbContext> options)
-        : base(options)
-    {
-    }
-
-    protected override void OnModelCreating(ModelBuilder modelBuilder)
-    {
-        base.OnModelCreating(modelBuilder);
-
-        // --------------------------------------------------------------------
-        // Customer
-        // --------------------------------------------------------------------
-
-        modelBuilder.Entity<CustomerEx>(entity =>
-        {
-            entity.ToTable("customers");
-
-            entity.HasKey(x => x.Id);
-
-            entity.Property(x => x.Id)
-                .ValueGeneratedOnAdd();
-
-            entity.Property(x => x.Name)
-                .HasMaxLength(255)
-                .IsRequired();
-
-            entity.Property(x => x.Description)
-                .HasMaxLength(4000);
-
-            entity.Property(x => x.SenderAddress)
-                .HasMaxLength(4000);
-
-            entity.Property(x => x.Separator)
-                .HasMaxLength(1)
-                .IsRequired();
-
-            // Optimistic Concurrency
-            entity.Property(x => x.Version)
-                .IsConcurrencyToken();
-
-            entity.Property(x => x.CreatedAt)
-                .IsRequired();
-
-            entity.Property(x => x.UpdatedAt)
-                .IsRequired();
-        });
-    }
-}
-
-
-// ============================================================================
-// DATABASE MODELS
-// ============================================================================
-
-public class CustomerEx
-{
-    public long Id { get; set; }
-
-    public string Name { get; set; } = "";
-
-    public string Description { get; set; } = "";
-
-    public string SenderAddress { get; set; } = "";
-
-    public char Separator { get; set; } = ',';
-
-    /// <summary>
-    /// Wird bei jeder Änderung erhöht.
-    /// Verhindert, dass zwei Benutzer sich gegenseitig
-    /// Änderungen überschreiben.
-    /// </summary>
-    public long Version { get; set; } = 1;
-
-    public DateTime CreatedAt { get; set; }
-
-    public DateTime UpdatedAt { get; set; }
-}

Logof Client.csproj

@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
     <PropertyGroup>
         <OutputType>WinExe</OutputType>
-        <TargetFramework>net10.0</TargetFramework>
+        <TargetFramework>net9.0</TargetFramework>
         <Nullable>enable</Nullable>
         <BuiltInComInteropSupport>true</BuiltInComInteropSupport>
         <ApplicationManifest>app.manifest</ApplicationManifest>
@@ -24,9 +24,6 @@
         <PackageReference Include="Markdown.Avalonia" Version="11.0.3" />
         <PackageReference Include="Newtonsoft.Json" Version="13.0.4" />
         <PackageReference Include="PdfSharp" Version="6.1.1" />
-        <PackageReference Include="Microsoft.EntityFrameworkCore" Version="10.0.12" />
-        <PackageReference Include="Microsoft.EntityFrameworkCore.Design" Version="10.0.12" />
-        <PackageReference Include="Npgsql.EntityFrameworkCore.PostgreSQL" Version="10.0.3" />
     </ItemGroup>
 
     <ItemGroup>

MainWindow.axaml

@@ -21,7 +21,44 @@
                     <MenuItem Header="Über" x:Name="MnuAbout" Click="MnuAbout_OnClick" />
                 </MenuItem>
             </Menu>
-            <TabControl Grid.Row="1">
+            <TabControl Grid.Row="1" x:Name="TcMain">
+                <TabItem x:Name="Home">
+                    <TabItem.Header>
+                        <StackPanel Orientation="Horizontal">
+                            <LucideIcon Kind="House" Width="32" Height="32" Size="32" />
+                            <!-- <Label FontSize="20" Content="Addressverwaltung" VerticalContentAlignment="Center" /> -->
+                        </StackPanel>
+                    </TabItem.Header>
+                    <Grid RowDefinitions="3*,*,100">
+                        <StackPanel Orientation="Vertical" Grid.Row="0" HorizontalAlignment="Center" VerticalAlignment="Center" > <!-- ColumnDefinitions="*,*" -->
+                            <Label Content="Welcome to Logofclient!" HorizontalAlignment="Center" FontSize="32" ></Label>
+                            <Label Content="Version 1.0.1" FontSize="16" HorizontalAlignment="Center"></Label>
+                            <!-- <Image Source="assets/calc_man.png" MaxHeight="350" VerticalAlignment="Center" HorizontalAlignment="Center" /> -->
+                        </StackPanel>
+                        <Grid Grid.Row="1" Margin="20" IsVisible="True" x:Name="GrdHMCalcMan">
+                            <Image Source="assets/calc_man.png" VerticalAlignment="Center" HorizontalAlignment="Center" />
+                        </Grid>
+                        <!-- <Grid ColumnDefinitions="*,*,*" Grid.Row="1"> -->
+                            <StackPanel Grid.Row="2"  Orientation="Horizontal" Spacing="10" HorizontalAlignment="Center"
+                                        Margin="0,0,5,0">
+                                <Button  Width="250" HorizontalContentAlignment="Center"
+                                        Margin="0,0,0,10" IsEnabled="True" VerticalAlignment="Stretch"
+                                        x:Name="BtnAdmgmt" Click="BtnAdmgmt_OnClick">
+                                    <StackPanel Orientation="Vertical">
+                                        <StackPanel Orientation="Horizontal">
+                                            <LucideIcon Kind="MapPinHouse" Width="36" Height="36" />
+                                            <Label Content="Addressverwaltung" VerticalContentAlignment="Center" FontSize="15"
+                                                   FontWeight="Bold" />
+                                        </StackPanel>
+                                        <TextBlock TextWrapping="Wrap" FontSize="9" Text="Strukturierte Verwaltung von Adressen für Pressepost-Printmailings inkl. Erstellung von Bundleitzetteln." HorizontalAlignment="Stretch" TextAlignment="Left"></TextBlock>
+                                    </StackPanel>
+                                </Button>
+                                
+                            </StackPanel>
+                        <!-- </Grid> -->
+                       
+                    </Grid>
+                </TabItem>
                 <TabItem IsVisible="False" x:Name="Addressmanagement">
                     <TabItem.Header>
                         <StackPanel Orientation="Horizontal">

MainWindow.axaml.cs

@@ -994,6 +994,7 @@ public partial class MainWindow : Window
             NudExpMargFontSize.Value = (decimal)options.fontSize;
             NudExpMargSmallFontSize.Value = (decimal)options.smallFontSize;
             CbExpRnsPvSt.IsChecked =  options.rsPvSt;
+            CbExpRnsEnable.IsChecked = options.exportRunningSheets;
 
             TbExpRnsKNrAbs.Text = options.rsKNrAbs;
             TbExpRnsKNrEmp.Text = options.rsKNrEmp;
@@ -1040,8 +1041,10 @@ public partial class MainWindow : Window
             rsBundGew = TbExpRnsBundGew.Text,
             rsPalNr = ReadInt(NudExpRnsPalNr, 1),
             rsBundNrPal = ReadInt(NudExpRnsBundNrPal, 20),
+            rsNumGrouped = ReadInt(NudExpRnsPlzcount, 25),
             
-            rsPvSt = CbExpRnsPvSt.IsChecked.Value
+            rsPvSt = CbExpRnsPvSt.IsChecked.Value,
+            exportRunningSheets = CbExpRnsEnable.IsChecked.Value
         };
 
         Settings.Save();
@@ -1471,4 +1474,12 @@ public partial class MainWindow : Window
            
         } 
     }
+
+    private void BtnAdmgmt_OnClick(object? sender, RoutedEventArgs e)
+    {
+        if (Addressmanagement.IsVisible && Addressmanagement.IsVisible)
+        {
+            TcMain.SelectedIndex = 1;
+        }
+    }
 }

Tasks/PdfBuilder.cs

@@ -121,17 +121,18 @@ public class PdfBuilder
             }
 
             // national addresses
-            for (var i =  0; i < addressSet.KasPersons.Count; i++)
+            foreach (var person in addressSet.KasPersons
+                         .Where(person => person.IsGermany())
+                         .OrderBy(person => person.used_plz))
             {
                 string senderLineID = senderLine;
-                if (!addressSet.KasPersons[i].IsGermany()) continue;
+                var addr = AddressCreator.CreateFinalMarkdownString(person.id);
-                var addr = AddressCreator.CreateFinalMarkdownString(addressSet.KasPersons[i].id);
                 if (string.IsNullOrWhiteSpace(addr)) continue;
                 if (pvst)
                     senderLineID += $"</font6>**PvSt, DP AG, Entgelt bezahlt, ZKZ {Settings._instance.pdfExport.rsZKZ}**\n<font6>";
                 
-                if (addressSet.KasPersons[i].refsid != null || addressSet.KasPersons[i].refsid != 0)
+                if (person.refsid != null || person.refsid != 0)
-                    senderLineID += $"ID: {addressSet.KasPersons[i].refsid}\n</font6>";
+                    senderLineID += $"ID: {person.refsid}\n</font6>";
                 else
                     senderLineID += "\n</font6>";
                 if (!string.IsNullOrEmpty(senderLineID))
@@ -141,17 +142,19 @@ public class PdfBuilder
             }
             
             // international addresses
-            for (var i = 0; i < addressSet.KasPersons.Count; i++)
+            foreach (var person in addressSet.KasPersons
+                         .Where(person => !person.IsGermany())
+                         .OrderBy(person => person.land)
+                         .ThenBy(person => person.used_plz))
             {
                 string senderLineID = senderLine;
-                if (addressSet.KasPersons[i].IsGermany()) continue;
+                var addr = AddressCreator.CreateFinalMarkdownString(person.id);
-                var addr = AddressCreator.CreateFinalMarkdownString(addressSet.KasPersons[i].id);
                 if (string.IsNullOrWhiteSpace(addr)) continue;
                 if (pvst)
                     senderLineID += $"</font6>**PvSt, DP AG, Entgelt bezahlt, ZKZ {Settings._instance.pdfExport.rsZKZ}**\n<font6>";
 
-                if (addressSet.KasPersons[i].refsid != null || addressSet.KasPersons[i].refsid != 0)
+                if (person.refsid != null || person.refsid != 0)
-                    senderLineID += $"ID: {addressSet.KasPersons[i].refsid}\n</font6>";
+                    senderLineID += $"ID: {person.refsid}\n</font6>";
                 else
                     senderLineID += "\n</font6>";
                 if (!string.IsNullOrEmpty(senderLineID))
@@ -194,7 +197,7 @@ public class PdfBuilder
         {
             if (addresses == null || addresses.Count == 0)
                 throw new ArgumentException("Addresses array cannot be null or empty");
-
+            
             var document = new PdfDocument();
 
             var addressIndex = 0;
@@ -709,12 +712,14 @@ public class PdfBuilder
             var fontBig = new XFont("Arial", 30, XFontStyleEx.Bold);
 
             int firstIndex = pageIndex * 2;
-            int palletNumber =
+            int? palletNumber = null;
-                Settings._instance.pdfExport.rsPalNr +
+            int? bundleOnPallet = null;
-                (firstIndex / Settings._instance.pdfExport.rsBundNrPal);
+            if (Settings._instance.pdfExport.rsBundNrPal > 0)
-
+            {
-            int bundleOnPallet =
+                palletNumber = Settings._instance.pdfExport.rsPalNr +
-                (firstIndex % Settings._instance.pdfExport.rsBundNrPal) + 1;
+                               (firstIndex / Settings._instance.pdfExport.rsBundNrPal);
+                bundleOnPallet = (firstIndex % Settings._instance.pdfExport.rsBundNrPal) + 1;
+            }
 
             DrawGermanyRunningSheet(
                 gfx,
@@ -735,12 +740,14 @@ public class PdfBuilder
 
             int secondIndex = firstIndex + 1;
 
-            int palletNumber2 =
+            int? palletNumber2 = null;
-                Settings._instance.pdfExport.rsPalNr +
+            int? bundleOnPallet2 = null;
-                (secondIndex / Settings._instance.pdfExport.rsBundNrPal);
+            if (Settings._instance.pdfExport.rsBundNrPal > 0)
-
+            {
-            int bundleOnPallet2 =
+                palletNumber2 = Settings._instance.pdfExport.rsPalNr +
-                (secondIndex % Settings._instance.pdfExport.rsBundNrPal) + 1;
+                                (secondIndex / Settings._instance.pdfExport.rsBundNrPal);
+                bundleOnPallet2 = (secondIndex % Settings._instance.pdfExport.rsBundNrPal) + 1;
+            }
 
             if (firstIndex + 1 < grouped_nums.Count)
             {
@@ -766,7 +773,7 @@ public class PdfBuilder
         document.Save(path);
     }
 
-    private void DrawGermanyRunningSheet(XGraphics gfx, double x, double y, double w, double h, KasAddressList list, dynamic result, List<(int,string,string,string,int)> grouped_nums, XFont fontLabel, XFont fontText, XFont fontBig, int pal_nr, int bundleOnPallet, int totalBundleNumber)
+    private void DrawGermanyRunningSheet(XGraphics gfx, double x, double y, double w, double h, KasAddressList list, dynamic result, List<(int,string,string,string,int)> grouped_nums, XFont fontLabel, XFont fontText, XFont fontBig, int? pal_nr, int? bundleOnPallet, int totalBundleNumber)
     {
         double line = 1.0;
 
@@ -914,20 +921,20 @@ public class PdfBuilder
             new XRect(valueX, blY1 + 4, valueW, 14),
             XStringFormats.TopRight);
 
-        if (options.rsBundNrPal == null) goto nopal;
+        if (options.rsBundNrPal > 0)
-        gfx.DrawString(pal_nr.ToString(), fontText, XBrushes.Black,
+        {
-            new XRect(valueX, blY3 + 4, valueW, 14),
+            gfx.DrawString(pal_nr?.ToString() ?? string.Empty, fontText, XBrushes.Black,
-            XStringFormats.TopRight);
+                new XRect(valueX, blY3 + 4, valueW, 14),
+                XStringFormats.TopRight);
 
-    
+            gfx.DrawString(
-        gfx.DrawString(
+                $"{bundleOnPallet}/{options.rsBundNrPal}",
-            $"{bundleOnPallet}/{Settings._instance.pdfExport.rsBundNrPal}",
+                fontText,
-            fontText,
+                XBrushes.Black,
-            XBrushes.Black,
+                new XRect(valueX, blY4 + 4, valueW, 14),
-            new XRect(valueX, blY4 + 4, valueW, 14),
+                XStringFormats.TopRight);
-            XStringFormats.TopRight);
+        }
 
-        nopal:
         gfx.DrawString(
             $"{totalBundleNumber}/{grouped_nums.Count}",
             fontText,
@@ -984,12 +991,14 @@ public class PdfBuilder
 
             int firstIndex = pageIndex * 2;
 
-            int palletNumber =
+            int? palletNumber = null;
-                Settings._instance.pdfExport.rsPalNr +
+            int? bundleOnPallet = null;
-                (firstIndex / Settings._instance.pdfExport.rsBundNrPal);
+            if (Settings._instance.pdfExport.rsBundNrPal > 0)
-
+            {
-            int bundleOnPallet =
+                palletNumber = Settings._instance.pdfExport.rsPalNr +
-                (firstIndex % Settings._instance.pdfExport.rsBundNrPal) + 1;
+                               (firstIndex / Settings._instance.pdfExport.rsBundNrPal);
+                bundleOnPallet = (firstIndex % Settings._instance.pdfExport.rsBundNrPal) + 1;
+            }
             
             
 
@@ -1014,12 +1023,14 @@ public class PdfBuilder
             {
                 int secondIndex = firstIndex + 1;
 
-                int palletNumber2 =
+                int? palletNumber2 = null;
-                    Settings._instance.pdfExport.rsPalNr +
+                int? bundleOnPallet2 = null;
-                    (secondIndex / Settings._instance.pdfExport.rsBundNrPal);
+                if (Settings._instance.pdfExport.rsBundNrPal > 0)
-
+                {
-                int bundleOnPallet2 =
+                    palletNumber2 = Settings._instance.pdfExport.rsPalNr +
-                    (secondIndex % Settings._instance.pdfExport.rsBundNrPal) + 1;
+                                    (secondIndex / Settings._instance.pdfExport.rsBundNrPal);
+                    bundleOnPallet2 = (secondIndex % Settings._instance.pdfExport.rsBundNrPal) + 1;
+                }
 
                 DrawInternationalRunningSheet(
                     gfx,
@@ -1042,7 +1053,7 @@ public class PdfBuilder
 
         document.Save(path);
     }
-    private void DrawInternationalRunningSheet(XGraphics gfx, double x, double y, double w, double h, KasAddressList list, dynamic result, List<(int,string,string,string,int)> grouped_nums, XFont fontLabel, XFont fontText, XFont fontBig, int pal_nr, int bundleOnPallet, int totalBundleNumber, string category = "ECONOMY Non-EU")
+    private void DrawInternationalRunningSheet(XGraphics gfx, double x, double y, double w, double h, KasAddressList list, dynamic result, List<(int,string,string,string,int)> grouped_nums, XFont fontLabel, XFont fontText, XFont fontBig, int? pal_nr, int? bundleOnPallet, int totalBundleNumber, string category = "ECONOMY Non-EU")
     {
         double line = 1.0;
 
@@ -1194,20 +1205,20 @@ public class PdfBuilder
             new XRect(valueX, blY2 + 4, valueW, 14),
             XStringFormats.TopRight);
 
-        if (options.rsBundNrPal == 0) goto nopal;
+        if (options.rsBundNrPal > 0)
-        gfx.DrawString(pal_nr.ToString(), fontText, XBrushes.Black,
+        {
-            new XRect(valueX, blY3 + 4, valueW, 14),
+            gfx.DrawString(pal_nr?.ToString() ?? string.Empty, fontText, XBrushes.Black,
-            XStringFormats.TopRight);
+                new XRect(valueX, blY3 + 4, valueW, 14),
+                XStringFormats.TopRight);
+
+            gfx.DrawString(
+                $"{bundleOnPallet}/{options.rsBundNrPal}",
+                fontText,
+                XBrushes.Black,
+                new XRect(valueX, blY4 + 4, valueW, 14),
+                XStringFormats.TopRight);
+        }
 
-        
-        gfx.DrawString(
-            $"{bundleOnPallet}/{Settings._instance.pdfExport.rsBundNrPal}",
-            fontText,
-            XBrushes.Black,
-            new XRect(valueX, blY4 + 4, valueW, 14),
-            XStringFormats.TopRight);
-            
-        nopal: 
         gfx.DrawString(
             $"{totalBundleNumber}/{grouped_nums.Count}",
             fontText,