[chore:] various tiny improvements

Reviewed-on: #57

since this still works on any linux machines and theoretical on windows machines, we're merging it to prevent wrong commits cause i configured something wrong

DataStore/DataStructures.cs

@@ -60,6 +60,11 @@ public class KasAddressList //Address-Set
         var id = listItemName.Split(" - ")[0];
         return int.Parse(id);
     }
+
+    public override string ToString()
+    {
+        return Name + " (" + KasPersons.Count + " Einträge)";
+    }
 }
 
 public class KasPerson
@@ -188,6 +193,18 @@ public class KasPerson
 
         return highest + base_id + 1;
     }
+
+    public override string ToString()
+    {
+        if (refsid != null && refsid != 0)
+        {
+            return refsid + " - " + name;
+        }
+        else
+        {
+            return id + " - " + name;
+        }
+    }
 }
 
 public class KasPersonError
@@ -212,4 +229,9 @@ public class KasPersonError
 
         return output;
     }
+
+    public string ToString(KasPerson person)
+    {
+        return "ID:"+person.id + "; Name: " +person.name +"; Errors: " + GetString();
+    }
 }

DataStore/Settings.cs

@@ -12,8 +12,8 @@ public class Settings
     public Customers customers = new();
     public PdfExportSettings pdfExport { get; set; } = new();
 
-    public string settingsPath = Path.Combine(Environment.GetFolderPath(Environment.SpecialFolder.ApplicationData),
+    // public string settingsPath = Path.Combine(Environment.GetFolderPath(Environment.SpecialFolder.ApplicationData),
-        "logofclient", "config.json");
+    //     "logofclient", "config.json");
 
     public Settings()
     {
@@ -23,31 +23,28 @@ public class Settings
 
     public static void Save()
     {
-        if (!Directory.Exists(Path.Combine(Environment.GetFolderPath(Environment.SpecialFolder.ApplicationData),
+        if (!Directory.Exists(Global._instance.config_path))
-                "logofclient")))
+            Directory.CreateDirectory(Global._instance.config_path);
-            Directory.CreateDirectory(Path.Combine(Environment.GetFolderPath(Environment.SpecialFolder.ApplicationData),
+        // if (!string.IsNullOrEmpty(Global._instance.config_path)) _instance.settingsPath = Global._instance.config_path;
-                "logofclient"));
-        if (!string.IsNullOrEmpty(Global._instance.config_path)) _instance.settingsPath = Global._instance.config_path;
 
         var json = JsonConvert.SerializeObject(_instance);
-        File.WriteAllText(_instance.settingsPath, json);
+        File.WriteAllText(Path.Combine(Global._instance.config_path,"config.json"), json);
     }
 
     public static void Load()
     {
-        if (!string.IsNullOrEmpty(Global._instance.config_path)) _instance.settingsPath = Global._instance.config_path;
+        //if (!string.IsNullOrEmpty(Global._instance.config_path)) _instance.settingsPath = Global._instance.config_path;
 
         try
         {
-            var contents = File.ReadAllText(_instance.settingsPath);
+            var contents = File.ReadAllText(Path.Combine(Global._instance.config_path, "config.json"));
             _instance = JsonConvert.DeserializeObject<Settings>(contents);
             MainWindow._instance.RefreshCustomerItems();
         }
         catch (Exception ex)
         {
-            Console.WriteLine(ex.Message);
+            Logger.Log($"Error while reading settings. Generating new... {ex.Message}", Logger.LogType.Warning);
-            Console.WriteLine(ex.StackTrace);
+
-            Console.WriteLine("Error while reading settings. Generating new...");
             _instance = new Settings();
         }
     }
@@ -83,9 +80,13 @@ public class Global
 
     public string config_path { get; set; } = Path.Combine(
         Environment.GetFolderPath(Environment.SpecialFolder.ApplicationData),
-        "logofclient",
+        "logofclient");
-        "config.json");
 
+    public void SetConfigPath(string path)
+    {
+        if (!string.IsNullOrWhiteSpace(path))
+            config_path = PathUtilities.NormalizeFileSystemPath(path);
+    }
     public string wiki_storage_path { get; set; } = Path.Combine(
         Environment.GetFolderPath(Environment.SpecialFolder.ApplicationData),
         "logofclient",
@@ -119,23 +120,29 @@ public class Global
             var contents = File.ReadAllText(Path.Combine(
                 Environment.GetFolderPath(Environment.SpecialFolder.ApplicationData), "logofclient",
                 "global.config"));
-            _instance = JsonConvert.DeserializeObject<Global>(contents);
+            _instance = JsonConvert.DeserializeObject<Global>(contents) ?? new Global();
+            _instance.NormalizePaths();
         }
         catch (Exception ex)
         {
-            Console.WriteLine(ex.Message);
+            Logger.Log($"Error while reading global settings. Generating new... {ex.Message}", Logger.LogType.Warning);
-            Console.WriteLine(ex.StackTrace);
-            Console.WriteLine("Error while reading global settings. Generating new...");
             _instance = new Global();
             Save();
         }
     }
+
+    private void NormalizePaths()
+    {
+        config_path = PathUtilities.NormalizeFileSystemPath(config_path);
+        wiki_storage_path = PathUtilities.NormalizeFileSystemPath(wiki_storage_path);
+        font_path = PathUtilities.NormalizeFileSystemPath(font_path);
+    }
 }
 
 public class Customers
 {
     public List<Customer> customers = new();
-    public int current { get; set; } = 0;
+    public Customer current { get; set; } = null;
 }
 
 public class Customer
@@ -150,6 +157,11 @@ public class Customer
         ID = highestID + 1;
     }
     
+    public override string ToString()
+    {
+        return name;
+    }
+
     public string name { get; set; } = "";
     public string description { get; set; } = "";
     public string sender_address { get; set; } = "";
@@ -158,11 +170,11 @@ public class Customer
     public int ID { get; }
 
 
-    public static int GetIDByCustomerListItem(string item_content)
+    // public static int GetIDByCustomerListItem(string item_content)
-    {
+    // {
-        var id = item_content.Split(" - ")[0];
+    //     var id = item_content.Split(" - ")[0];
-        return int.Parse(id);
+    //     return int.Parse(id);
-    }
+    // }
 }
 
 public class AddressSets

Logger.cs

@@ -0,0 +1,40 @@
+using System;
+using System.IO;
+using Newtonsoft.Json;
+
+namespace Logof_Client;
+
+public static class Logger
+{
+    public static void Log(string text, LogType logType = LogType.Info)
+    {
+        try
+        {
+            string config_path = Path.Combine(Environment.GetFolderPath(Environment.SpecialFolder.ApplicationData),
+                "logofclient");
+            if (!Directory.Exists(config_path))
+                Directory.CreateDirectory(config_path);
+
+            string log_path = Path.Combine(config_path, $"log-{DateTime.Now:dd-MM-yy}.log");
+            if(!File.Exists(log_path))
+                File.Create(log_path).Close();
+
+            string line = $"[{DateTime.Now:dd.MM.yyyy - hh:mm:ss}]: ({logType.ToString()}) {text}";
+            Console.WriteLine(line);
+            
+            File.AppendAllLines(log_path, [line]);
+        }
+        catch (Exception ex)
+        {
+            Console.WriteLine(ex);
+        }
+        
+    }
+
+    public enum LogType
+    {
+        Error,
+        Warning,
+        Info
+    }
+}

MainWindow.axaml

@@ -78,7 +78,7 @@
                                                     </StackPanel>
                                                 </MenuItem.Header>
                                             </MenuItem>
-                                            <MenuItem x:Name="MnIAdSetDelete" Click="MnIAdSetRename_OnClick" IsEnabled="False">
+                                            <MenuItem x:Name="MnIAdSetDelete" Click="MnIAdSetDelete_OnClick" IsEnabled="True">
                                                 <MenuItem.Header>
                                                     <StackPanel Orientation="Horizontal">
                                                         <LucideIcon Kind="Trash" Width="12" Height="12" Size="12" />
@@ -121,7 +121,7 @@
                                                FontWeight="Bold" />
                                     </StackPanel>
                                 </Button>
-                                <Button Width="250" IsEnabled="False"
+                                <Button Width="250" IsEnabled="False" Click="BtnShorten_OnClick"
                                         HorizontalContentAlignment="Center" x:Name="BtnShorten"
                                         Margin="0,0,0,10">
                                     <StackPanel Orientation="Horizontal">
@@ -220,10 +220,18 @@
                                             </StackPanel>
                                             <Label FontSize="9" Content="Nur Elemente, die NICHT doppelt sind" />
                                         </StackPanel>
-
                                     </Button>
                                 </StackPanel>
-                                <CheckBox HorizontalAlignment="Center" x:Name="CbMergeExportUnmerged" IsChecked="False">Speichere Unverarbeitete in neuem Verteiler</CheckBox>
+                                <StackPanel Orientation="Horizontal" HorizontalAlignment="Center" Spacing="50">
+                                    <StackPanel Orientation="Vertical" >
+                                        <RadioButton Content="Vergleiche nach refsid" IsChecked="True" x:Name="RbComprefsid"></RadioButton>
+                                        <RadioButton Content="Vergleiche nach finaler Adresse" IsChecked="False" x:Name="RbCompfinAd"></RadioButton>
+                                    </StackPanel>
+                                    <StackPanel Orientation="Vertical">
+                                        <CheckBox HorizontalAlignment="Left" x:Name="CbMergeExportUnmerged" IsChecked="False">Speichere Unverarbeitete in neuem Verteiler</CheckBox>
+                                        <CheckBox HorizontalAlignment="Left" x:Name="CbMergeDeleteOld" IsChecked="False">Lösche ursprüngliche Sets</CheckBox>
+                                    </StackPanel>
+                                </StackPanel>
                             </StackPanel>
                         </Grid>
                         <Grid Grid.Row="2" Margin="20" ColumnDefinitions="*,5*,*" IsVisible="False" x:Name="GrdExportMarginOptions">
@@ -381,7 +389,7 @@
                                     <StackPanel Grid.Column="1" Orientation="Vertical" Spacing="5">
                                         <StackPanel Orientation="Horizontal" Spacing="5">
                                             <TextBox x:Name="TbConfigPath" HorizontalAlignment="Stretch"
-                                                     Watermark="/home/username/.config/logofclient/config.json" />
+                                                     Watermark="/home/username/.config/logofclient/" />
                                             <Button x:Name="BtnConfigPath" HorizontalAlignment="Right">
                                                 <Button.Content>
                                                     <StackPanel Orientation="Horizontal">
@@ -477,12 +485,20 @@
                                                  TextChanged="TbSettingsCustomerSenderAddress_OnTextChanged"
                                                  x:Name="TbSettingsCustomerSenderAddress" />
                                     </Grid>
-                                    <Grid ColumnDefinitions="150,*">
+                                    <Grid ColumnDefinitions="150,*,Auto">
                                         <Label Content="CSV-Trennzeichen" />
                                         <TextBox Grid.Column="1" Watermark=","
-                                                 HorizontalAlignment="Stretch"
+                                                 HorizontalAlignment="Stretch" Margin="0,0,5,0"
                                                  TextChanged="TbSettingsCustomerCsvSeparator_OnTextChanged"
                                                  x:Name="TbSettingsCustomerCsvSeparator" />
+                                        <StackPanel Grid.Column="2" Orientation="Horizontal" Spacing="5">
+                                            <Button Click="ChangeCSVDivider" Content=","></Button>
+                                            <Button Click="ChangeCSVDivider" Content=";"></Button>
+                                            <Button Click="ChangeCSVDivider" Content="TAB"></Button>
+                                            <Button Click="ChangeCSVDivider" Content="|"></Button>
+                                            <Button Click="ChangeCSVDivider" Content="SPACE"></Button>
+                                            <Button Click="ChangeCSVDivider" Content=":"></Button>
+                                        </StackPanel>
                                     </Grid>
                                     <Grid ColumnDefinitions="150,*">
                                         <Label Content="Address-Patch-Info" />
@@ -509,7 +525,7 @@
                                                    VerticalContentAlignment="Center" />
                                         </StackPanel>
                                     </Button>
-                                    <Button Background="#99963434" HorizontalAlignment="Stretch"
+                                    <Button Background="#99963434" HorizontalAlignment="Stretch" x:Name="BtnDeleteCustomer" Click="BtnDeleteCustomer_OnClick"
                                             HorizontalContentAlignment="Center">
                                         <StackPanel Orientation="Horizontal">
                                             <LucideIcon Kind="Trash" Width="16" Height="16" Size="16" />

MessageBox.axaml

@@ -2,7 +2,7 @@
         xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
         xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
         xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
-        mc:Ignorable="d" SizeToContent="WidthAndHeight"
+        mc:Ignorable="d" SizeToContent="WidthAndHeight" WindowStartupLocation="CenterScreen"
         x:Class="Logof_Client.MessageBox" Icon="assets/icon.ico"
         Title="MessageBox">
     <StackPanel>

NamingWindow.axaml

@@ -2,7 +2,7 @@
         xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
         xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
         xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
-        mc:Ignorable="d" SizeToContent="WidthAndHeight"
+        mc:Ignorable="d" SizeToContent="WidthAndHeight" WindowStartupLocation="CenterScreen" Topmost="True"
         x:Class="Logof_Client.NamingWindow"
         Title="NamingWindow">
     <StackPanel Orientation="Vertical">

NamingWindow.axaml.cs

@@ -1,4 +1,5 @@
 using System;
+using System.Runtime.CompilerServices;
 using System.Threading.Tasks;
 using Avalonia.Controls;
 
@@ -45,12 +46,13 @@ public partial class NamingWindow : Window
             if (parent != null)
                 wind.ShowDialog(parent);
             else wind.Show();
+            wind.Focus();
 
             return tcs.Task;
         }
         catch (Exception ex)
         {
-            Console.WriteLine("Error while showing naming window: " + ex.Message);
+            Logger.Log("Error while showing naming window: " + ex.Message, Logger.LogType.Warning);
             return Task.FromResult<string>(null!);
         }
     }

ProgressWindow.axaml

@@ -3,7 +3,7 @@
         xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
         xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
         mc:Ignorable="d" d:DesignWidth="800" Width="800" MinWidth="800" MaxWidth="800" d:DesignHeight="150"
-        Height="150" MinHeight="150" MaxHeight="150" Icon="assets/icon.ico"
+        Height="150" MinHeight="150" MaxHeight="150" Icon="assets/icon.ico" WindowStartupLocation="CenterScreen" Topmost="True"
         x:Class="Logof_Client.ProgressWindow" Title="Verarbeitung läuft...">
     <Grid>
         <!-- <ScrollViewer x:Name="ScvLog"> -->

ProgressWindow.axaml.cs

@@ -16,9 +16,9 @@ public partial class ProgressWindow : Window
         PbProgress.Value = percentage;
     }
 
-    public void AddToLog(string message)
+    public void AddToLog(string message, string percent)
     {
-        TbLog.Text = message;
+        TbLog.Text = message + $"\n{percent}%";
         //ScvLog.ScrollToEnd();
     }
 }

ResultWindow.axaml

@@ -20,7 +20,9 @@
                     Margin="10,10,10,10" />
         </Grid>
         <ScrollViewer Grid.Column="1" HorizontalScrollBarVisibility="Auto" VerticalScrollBarVisibility="Auto">
-            <StackPanel x:Name="StkResults" Orientation="Vertical" Margin="10" />
+            <!-- <TextBlock x:Name="TbResults"></TextBlock> -->
+            <ListBox x:Name="LbResults"></ListBox>
+            <!-- <StackPanel x:Name="StkResults" Orientation="Vertical" Margin="10" /> -->
         </ScrollViewer>
 
     </Grid>

ResultWindow.axaml.cs

@@ -28,12 +28,25 @@ public partial class ResultWindow : Window
 
     private void GenerateView(List<KasPerson> result)
     {
+        try
+        {
+
+
             // Filter to only show persons with errors
             var result_with_errors = result.Where(p => p.PersonError != null).ToList();
             LblResultCount.Content = $"{result_with_errors.Count}/{ur_result.Count} Ergebnisse";
 
-        StkResults.Children.Clear();
+            // TbResults.Text = "";
-        foreach (var person in result_with_errors) StkResults.Children.Add(CreatePersonGrid(person));
+            // foreach (var person in result_with_errors) TbResults.Text += person.PersonError.GetString()+"\n";
+            LbResults.Items.Clear();
+            foreach (var person in result_with_errors) LbResults.Items.Add(person.PersonError.ToString(person));
+            // StkResults.Children.Clear();
+            // foreach (var person in result_with_errors) StkResults.Children.Add(CreatePersonGrid(person));
+        }
+        catch (Exception ex)
+        {
+            Logger.Log("Error while generating result view: " + ex.Message, Logger.LogType.Warning);
+        }
     }
 
     private Grid CreatePersonGrid(KasPerson person)
@@ -101,6 +114,8 @@ public partial class ResultWindow : Window
     }
 
     private void Load(List<KasPerson> result)
+    {
+        try
         {
             var knownErrors = new List<AddressCheck.ErrorTypes>();
             var knownWarnings = new List<AddressCheck.WarningTypes>();
@@ -141,12 +156,20 @@ public partial class ResultWindow : Window
 
             GenerateView(result);
         }
+        catch (Exception ex)
+        {
+            Logger.Log("Error while showing naming window: " + ex.Message, Logger.LogType.Warning);
+        }
+        
+    }
 
     private void BtnUpdateFilter_OnClick(object? sender, RoutedEventArgs e)
     {
     }
 
     private void UpdateFilter()
+    {
+        try
         {
             var temp_result = new List<KasPerson>();
 
@@ -201,8 +224,17 @@ public partial class ResultWindow : Window
 
         LblResultCount.Content = $"{temp_result.Count}/{ur_result.Count} Ergebnisse";
 
-        StkResults.Children.Clear();
+        LbResults.Items.Clear();
-        foreach (var person in temp_result) StkResults.Children.Add(CreatePersonGrid(person));
+        foreach (var person in temp_result) LbResults.Items.Add(person.PersonError.ToString(person));
+        // TbResults.Text = "";
+        // foreach (var person in temp_result) TbResults.Text += person.PersonError.GetString() +"\n";
+        // StkResults.Children.Clear();
+        // foreach (var person in temp_result) StkResults.Children.Add(CreatePersonGrid(person));
+        } catch (Exception ex)
+        {
+            Logger.Log("Error while updating filter: " + ex.Message, Logger.LogType.Warning);
+        }
+        
     }
 
 

Tasks/AddressCheck.cs

@@ -1,3 +1,4 @@
+using System;
 using System.Collections.Generic;
 using System.Linq;
 using System.Threading;
@@ -37,6 +38,8 @@ public class AddressCheck
     }
 
     public async Task<List<KasPerson>> Perform(int id)
+    {
+        try
         {
             // Find the index of the address set with the given id
             var adset_index = -1;
@@ -237,7 +240,8 @@ public class AddressCheck
                             // Directly set PersonError in the address set
                             var person_index = adset.KasPersons.IndexOf(person);
                             if (person_index >= 0)
-                            Settings._instance.addressSets.addresses[adset_index].KasPersons[person_index].PersonError =
+                                Settings._instance.addressSets.addresses[adset_index].KasPersons[person_index]
+                                        .PersonError =
                                     new KasPersonError((errors, warnings));
                         }
 
@@ -247,7 +251,8 @@ public class AddressCheck
                     await Dispatcher.UIThread.InvokeAsync(() =>
                     {
                         if (hasFaults)
-                        _progress.AddToLog($"Person mit id {person.id} ist fehlerhaft");
+                            _progress.AddToLog($"Person mit id {person.id} ist fehlerhaft",
+                                Convert.ToInt32(percent).ToString());
 
                         _progress.ChangePercentage(percent);
                     });
@@ -260,5 +265,14 @@ public class AddressCheck
             return Settings._instance.addressSets.addresses[adset_index].KasPersons
                 .Where(p => p.PersonError != null)
                 .ToList();
+
         }
+        catch (Exception ex)
+        {
+            Logger.Log($"Error while performing address check: {ex.Message}", Logger.LogType.Error);
+        }
+
+        return null;
+    }
+
 }

Tasks/AddressCreation.cs

@@ -43,7 +43,8 @@ public static class AddressCreator
     public static string? CreateFinalMarkdownString(int id)
     {
         // Maximum seven lines of information
-
+        try
+        {
             // find the address
                     KasPerson? address = null;
                     var string_address = "";
@@ -197,9 +198,18 @@ public static class AddressCreator
                     if (address_line_count > 1) return string_address;
                     return null;
         }
+        catch (Exception ex)
+        {
+            Logger.Log($"Error while creating markdown string: {ex.Message}", Logger.LogType.Error);
+        }
+
+        return null;
+    }
 
     public static string CreateNameLine(string anredezus, string anrede, string titel, string vorname, string adel,
         string name, string namezus)
+    {
+        try
         {
             if (!string.IsNullOrWhiteSpace(anredezus))
                     return string.Join(" ",
@@ -215,6 +225,14 @@ public static class AddressCreator
                    )
                    + (string.IsNullOrWhiteSpace(namezus) ? "" : $" ({namezus.Trim()})");
         }
+        catch (Exception ex)
+        {
+            Logger.Log($"Error while performing address name line creation: {ex.Message}", Logger.LogType.Error);
+        }
+
+        return null;
+        
+    }
 
     /// <summary>
     ///     Returns true if a plz (or pplz) is valid
@@ -223,6 +241,8 @@ public static class AddressCreator
     /// <param name="land">country, to check the plz</param>
     /// <returns>true or faslse, depending on result :+1:</returns>
     public static bool CheckPLZ(string plz, string land)
+    {
+        try
         {
             if (string.IsNullOrWhiteSpace(plz)) return false;
             
@@ -249,4 +269,12 @@ public static class AddressCreator
             // For non-German countries, accept any non-empty postal code
             return true;
         }
+        catch (Exception ex)
+        {
+            Logger.Log($"Error while performing address plz check: {ex.Message}", Logger.LogType.Error);
+        }
+
+        return false;
+        
+    }
 }

Tasks/AddressPatch.cs

@@ -3,6 +3,7 @@ using System.IO;
 using System.Linq;
 using System.Reflection;
 using System.Text;
+using Logof_Client;
 
 public class AddressPatch
 {
@@ -57,6 +58,8 @@ public class AddressPatch
     public bool has_funktionad { get; set; }
 
     public static AddressPatch Import(Uri filename)
+    {
+        try
         {
             var patch = new AddressPatch();
             
@@ -92,9 +95,20 @@ public class AddressPatch
             
                     return patch;
         }
+        catch (Exception ex)
+        {
+            Logger.Log($"Error while importing address patch: {ex.Message}", Logger.LogType.Error);
+        }
+
+        return null;
+
+
+    }
 
 
     public override string ToString()
+    {
+        try
         {
             var properties = GetType().GetProperties(BindingFlags.Public | BindingFlags.Instance);
                     var stringProps = properties.Where(p => p.PropertyType == typeof(string) && p.Name.EndsWith("_is"));
@@ -115,4 +129,12 @@ public class AddressPatch
             
                     return lines.ToString().TrimEnd();
         }
+        catch (Exception ex)
+        {
+            Logger.Log($"Error while parsing: {ex.Message}", Logger.LogType.Error);
+        }
+
+        return "Error while parsing";
+        
+    }
 }

Tasks/AddressRepair.cs

@@ -1,3 +1,4 @@
+using System;
 using System.Collections.Generic;
 
 namespace Logof_Client;
@@ -9,15 +10,16 @@ public class AddressRepair(ProgressWindow progressWindow)
     public KasAddressList Perform(KasAddressList all_addresses,
         List<(int, List<AddressCheck.ErrorTypes>)> failed_addresses)
     {
-        // foreach (var k in all_addresses.KasPersons)
+        try
-        // foreach (var p in failed_addresses)
+        {
-        // {
+            
-        //     if (k.refsid != p.Item1) continue;
+        }
-        //
+        catch (Exception ex)
-        //     if (p.Item1.Contains(AddressCheck.WarningTypes.DoubledRefsid))
+        {
-        //     {
+            Logger.Log($"Error while performing address repair: {ex.Message}", Logger.LogType.Error);
-        //     }
+        }
-        // }
+
+        return null;
 
         return null;
     }

Tasks/AddressShortener.cs

@@ -0,0 +1,84 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Threading.Tasks;
+using System.Threading.Tasks.Dataflow;
+
+namespace Logof_Client;
+
+public class AddressShortener(ProgressWindow progressWindow)
+{
+    private readonly ProgressWindow _progress = progressWindow;
+
+    public async Task Perform(KasAddressList list)
+    {
+        try
+        {
+            List<int> doubled_ids = new List<int>();
+                    for (int i = 0; i < list.KasPersons.Count; i++)
+                    {
+                        var address =  list.KasPersons[i];
+                        for (int j = 0; j < list.KasPersons.Count; j++)
+                        {
+                            if (i == j) continue;
+                            var sec_address =  list.KasPersons[j];
+                            
+                            if (address.refsid == sec_address.refsid && !doubled_ids.Contains(address.refsid) && address.refsid != 0)
+                            {
+                                doubled_ids.Add(address.refsid);
+                            }
+                        }
+                    }
+                    
+                    
+                    // delete doubled addresses by refsid
+                    foreach (int id in doubled_ids)
+                    {
+                        // does this remove both of the doubled addresses?
+                        list.KasPersons.Remove(list.KasPersons.FirstOrDefault(x => x.refsid == id));
+                    }
+            
+                    List<int> toRemove = new List<int>();
+                    foreach (var address in list.KasPersons)
+                    {
+                        try
+                        {
+                            if (address.PersonError.errors.Contains(AddressCheck.ErrorTypes.NoPLZorPPLZ))
+                            {
+                                toRemove.Add(address.id);
+                            }
+                            else if (address.PersonError.errors.Contains(AddressCheck.ErrorTypes.PlzNotUsable) &&
+                                     address.PersonError.errors.Contains(AddressCheck.ErrorTypes.PPlzNotUsable))
+                            {
+                                toRemove.Add(address.id);
+                            } else if (address.PersonError.errors.Contains(AddressCheck.ErrorTypes.PlzNotUsable) &&
+                                       address.PersonError.warnings.Contains(AddressCheck.WarningTypes.NoPPLZ))
+                            {
+                                toRemove.Add(address.id);
+                            }
+                            else if (address.PersonError.errors.Contains(AddressCheck.ErrorTypes.PPlzNotUsable) &&
+                                     address.PersonError.warnings.Contains(AddressCheck.WarningTypes.NoPLZ))
+                            {
+                                toRemove.Add(address.id);
+                            }
+                        }
+                        catch
+                        {
+                            Console.WriteLine("PersonError not accessible: " + address.id);
+                        }
+                    }
+                    
+                    // delete doubled addresses by refsid
+                    foreach (int id in toRemove)
+                    {
+                        // does this remove both of the doubled addresses?
+                        list.KasPersons.Remove(list.KasPersons.Find(x => x.id == id));
+                    }
+        }
+        catch (Exception ex)
+        {
+            Logger.Log($"Error while performing address shortener: {ex.Message}", Logger.LogType.Error);
+        }
+        
+    }
+}

Tasks/CombineAddresses.cs

@@ -16,15 +16,58 @@ public class CombineAddresses
         _progress = progressWindow;
     }
     
-    public async Task<(KasAddressList, KasAddressList)> Perform(List<KasAddressList> address_lists, string type,
+    public enum CombineType
-        bool? exportUnused)
     {
-        if (type == "difference") return await Difference(address_lists, exportUnused);
+        refsid,
-        if (type == "union") return await Union(address_lists, exportUnused);
+        final_adress,
-        if (type == "intersection") return await Intersection(address_lists, exportUnused);
+        none
-        if (type == "symdiff") return await SymmetricDifference(address_lists, exportUnused);
+    }
+
+    public async Task<(KasAddressList, KasAddressList)> Perform(List<KasAddressList> address_lists, string type, CombineType comb_type,
+        bool? exportUnused, bool? deleteOld)
+    {
+        try
+        {
+            var result = await Execute(address_lists,type,comb_type,exportUnused);
+            
+                    if (deleteOld == true)
+                    {
+                        foreach (var list in address_lists)
+                        {
+                            Settings._instance.addressSets.addresses.Remove(list);
+                        }
+                    }
+            
+                    return result;
+        }
+        catch (Exception ex)
+        {
+            Logger.Log($"Error while performing address combining: {ex.Message}", Logger.LogType.Error);
+        }
 
         return (null,null);
+        
+
+    }
+
+    private async Task<(KasAddressList, KasAddressList)> Execute(List<KasAddressList> address_lists, string type, CombineType comb_type,
+        bool? exportUnused)
+    {
+        try
+        {
+            if (type == "difference") return await Difference(address_lists, comb_type, exportUnused);
+            if (type == "union") return await Union(address_lists, comb_type, exportUnused);
+            if (type == "intersection") return await Intersection(address_lists, comb_type, exportUnused);
+            if (type == "symdiff") return await SymmetricDifference(address_lists, comb_type, exportUnused);
+            return (null, null);
+        }
+        catch (Exception ex)
+        {
+            Logger.Log($"Error while executing address combining: {ex.Message}", Logger.LogType.Error);
+        }
+
+        return (null,null);
+        
     }
 
 
@@ -35,11 +78,13 @@ public class CombineAddresses
     /// <param name="second">Second address to compare</param>
     /// <param name="only_refsid">If true, only a refsid-check will be done</param>
     /// <returns></returns>
-    public bool CompareAddresses(KasPerson first, KasPerson second, bool only_refsid = false)
+    public bool CompareAddresses(KasPerson first, KasPerson second, CombineType comb_type)
     {
+        
         // A refsid of 0 means "missing", so it must not collapse unrelated entries.
+        if(comb_type == CombineType.refsid)
             if (first.refsid != 0 && second.refsid != 0 && first.refsid == second.refsid) return true;
-        if (!only_refsid)
+        if (comb_type == CombineType.final_adress)
             if (first.name == second.name &&
                 first.anrede == second.anrede &&
                 first.anredzus == second.anredzus &&
@@ -68,9 +113,11 @@ public class CombineAddresses
         return false;
     }
 
-    public async Task<(KasAddressList, KasAddressList)> Difference(List<KasAddressList> address_lists,
+    public async Task<(KasAddressList, KasAddressList)> Difference(List<KasAddressList> address_lists, CombineType comb_type,
         bool? return_unused,
         Progress? progress = null)
+    {
+        try
         {
             if (address_lists == null || address_lists.Count == 0)
                 return (new KasAddressList(await KasAddressList.GenerateName("difference")), null);
@@ -86,11 +133,13 @@ public class CombineAddresses
             for (var i = 1; i < address_lists.Count; i++)
                 restUnion.AddRange(address_lists[i].KasPersons);
             var result = new KasAddressList(await KasAddressList.GenerateName("difference"));
-        var second_result = new KasAddressList(await KasAddressList.GenerateName("difference_rest", false));
+            var second_result = new KasAddressList("none");
+            if(return_unused == true)
+                second_result = new KasAddressList(await KasAddressList.GenerateName("difference_rest", false));
     
             foreach (var person in address_lists[0].KasPersons)
             {
-            var isDouble = restUnion.Any(p => CompareAddresses(person, p));
+                var isDouble = restUnion.Any(p => CompareAddresses(person, p, comb_type));
                 if (!isDouble)
                     result.KasPersons.Add(person);
                 else
@@ -107,13 +156,25 @@ public class CombineAddresses
             if (return_unused == true) return (result, second_result);
             return (result, null);
         }
+        catch (Exception ex)
+        {
+            Logger.Log($"Error while performing difference-combining: {ex.Message}", Logger.LogType.Error);
+        }
+
+        return (null,null);
+        
+    }
 
 
-    public async Task<(KasAddressList, KasAddressList)> Union(List<KasAddressList> address_lists, bool? return_unused,
+    public async Task<(KasAddressList, KasAddressList)> Union(List<KasAddressList> address_lists, CombineType comb_type, bool? return_unused,
         Progress progress = null)
+    {
+        try
         {
             var result = new KasAddressList(await KasAddressList.GenerateName("union"));
-        var second_result = new KasAddressList(await KasAddressList.GenerateName("union_rest", false));
+            var second_result = new KasAddressList("none");
+            if(return_unused == true)
+                second_result = new KasAddressList(await KasAddressList.GenerateName("union_rest", false));
     
             if (address_lists == null || address_lists.Count == 0)
                 return (result, null);
@@ -124,7 +185,7 @@ public class CombineAddresses
             foreach (var list in address_lists)
             foreach (var person in list.KasPersons)
             {
-            if (!result.KasPersons.Any(existing => CompareAddresses(existing, person)))
+                if (!result.KasPersons.Any(existing => CompareAddresses(existing, person, comb_type)))
                     result.KasPersons.Add(person);
                 else
                     second_result.KasPersons.Add(person);
@@ -144,6 +205,14 @@ public class CombineAddresses
             if (return_unused == true) return (result, second_result);
             return (result, null);
         }
+        catch (Exception ex)
+        {
+            Logger.Log($"Error while performing union-combining: {ex.Message}", Logger.LogType.Error);
+        }
+
+        return (null,null);
+        
+    }
 
 
     public async Task<KasAddressList> MoveDuplicatesToNew()
@@ -151,11 +220,14 @@ public class CombineAddresses
         return null;
     }
 
-    public async Task<(KasAddressList, KasAddressList)> Intersection(List<KasAddressList> address_lists,
+    public async Task<(KasAddressList, KasAddressList)> Intersection(List<KasAddressList> address_lists, CombineType comb_type,
         bool? return_unused, Progress progress = null)
+    {
+        try
         {
             var result = new KasAddressList(await KasAddressList.GenerateName("intersection"));
-        var second_result = new KasAddressList(await KasAddressList.GenerateName("intersection_rest", false));
+            var second_result = new KasAddressList("none");
+            if(return_unused == true) second_result = new KasAddressList(await KasAddressList.GenerateName("intersection_rest", false));
     
             if (address_lists == null || address_lists.Count == 0)
                 return (result, null);
@@ -171,7 +243,7 @@ public class CombineAddresses
             {
                 // Prüfen, ob Person in *allen* anderen Listen vorkommt
                 var isInAll = otherLists.All(list =>
-                list.KasPersons.Any(existing => CompareAddresses(existing, person)));
+                    list.KasPersons.Any(existing => CompareAddresses(existing, person, comb_type)));
     
                 if (isInAll)
                     result.KasPersons.Add(person);
@@ -196,13 +268,24 @@ public class CombineAddresses
             if (return_unused == true) return (result, second_result);
             return (result, null);
         }
+        catch (Exception ex)
+        {
+            Logger.Log($"Error while performing intersection-combining: {ex.Message}", Logger.LogType.Error);
+        }
+
+        return (null,null);
+        
+    }
 
 
-    public async Task<(KasAddressList, KasAddressList)> SymmetricDifference(List<KasAddressList> address_lists,
+    public async Task<(KasAddressList, KasAddressList)> SymmetricDifference(List<KasAddressList> address_lists, CombineType comb_type,
         bool? return_unused, Progress progress = null)
+    {
+        try
         {
             var result = new KasAddressList(await KasAddressList.GenerateName("symmetric_difference"));
-        var second_result = new KasAddressList(await KasAddressList.GenerateName("symmetric_rest", false));
+            var second_result = new KasAddressList("none");
+            if(return_unused == true) second_result = new KasAddressList(await KasAddressList.GenerateName("symmetric_rest", false));
     
             if (address_lists == null || address_lists.Count == 0)
                 return (result, null);
@@ -217,7 +300,7 @@ public class CombineAddresses
             foreach (var person in list.KasPersons)
             {
                 // Prüfen, ob schon vorhanden
-            var existing = allPersons.FirstOrDefault(p => CompareAddresses(p.person, person));
+                var existing = allPersons.FirstOrDefault(p => CompareAddresses(p.person, person, comb_type));
                 if (existing.person != null)
                 {
                     // Falls schon drin → Vorkommen erhöhen
@@ -254,66 +337,15 @@ public class CombineAddresses
             if (return_unused == true) return (result, second_result);
             return (result, null);
         }
+        catch (Exception ex)
+        {
+            Logger.Log($"Error while performing symdiff-combining: {ex.Message}", Logger.LogType.Error);
+        }
 
+        return (null,null);
+        
+    }
     
-    // private async Task<KasAddressList> Merge(KasAddressList first, KasAddressList second, int num, int total)
-    // {
-    //     foreach (var sec in second.KasPersons)
-    //     {
-    //         var is_new = true;
-    //         foreach (var fi in first.KasPersons)
-    //         {
-    //             if (fi.refsid == sec.refsid)
-    //             {
-    //                 is_new = false;
-    //                 break;
-    //             }
-    //
-    //             if (fi.name == sec.name &&
-    //                 fi.anrede == sec.anrede &&
-    //                 fi.anredzus == sec.anredzus &&
-    //                 fi.namezus == sec.namezus &&
-    //                 fi.titel == sec.titel &&
-    //                 fi.adel == sec.adel &&
-    //                 fi.strasse == sec.strasse &&
-    //                 fi.strasse2 == sec.strasse2 &&
-    //                 fi.vorname == sec.vorname &&
-    //                 fi.ort == sec.ort &&
-    //                 fi.land == sec.land &&
-    //                 fi.plz == sec.plz &&
-    //                 fi.pplz == sec.pplz &&
-    //                 fi.funktion == sec.funktion &&
-    //                 fi.funktion2 == sec.funktion2 &&
-    //                 fi.funktionad == sec.funktionad &&
-    //                 fi.abteilung == sec.abteilung &&
-    //                 fi.postfach == sec.postfach &&
-    //                 fi.name1 == sec.name1 &&
-    //                 fi.name2 == sec.name2 &&
-    //                 fi.name3 == sec.name3 &&
-    //                 fi.name4 == sec.name4 &&
-    //                 fi.name5 == sec.name5)
-    //             {
-    //                 is_new = false;
-    //                 break;
-    //             }
-    //         }
-    //
-    //         if (is_new) first.KasPersons.Add(sec);
-    //         var subperc = second.KasPersons.IndexOf(sec) / second.KasPersons.Count;
-    //         var percent = (num + (double)subperc) / total * 100;
-    //         await Dispatcher.UIThread.InvokeAsync(() =>
-    //         {
-    //             if (is_new)
-    //                 _progress.AddToLog($"Person mit refsid {sec.refsid} ergänzt");
-    //             else
-    //                 _progress.AddToLog($"Person mit refsid {sec.refsid} bereits vorhanden");
-    //
-    //             _progress.ChangePercentage(percent);
-    //         });
-    //     }
-    //
-    //     return first;
-    // }
 }
 
 public class Progress

Tasks/CsvBuilder.cs

@@ -1,3 +1,4 @@
+using System;
 using System.Collections.Generic;
 using System.Linq;
 using System.Text;
@@ -64,6 +65,8 @@ public class CsvBuilder
     }
 
     private string EscapeCsvField(string? value)
+    {
+        try
         {
             var field = value ?? string.Empty;
             var mustQuote = field.Contains(Separator) || field.Contains('"') || field.Contains('\r') || field.Contains('\n');
@@ -72,4 +75,12 @@ public class CsvBuilder
 
             return "\"" + field.Replace("\"", "\"\"") + "\"";
         }
+        catch (Exception ex)
+        {
+            Logger.Log($"Error while escapting csv field: {ex.Message}",Logger.LogType.Warning);
+        }
+
+        return "";
+
+    }
 }

Tasks/DataImport.cs

@@ -19,6 +19,8 @@ public class DataImport
     }
 
     private static async Task<(bool, KasAddressList)> ImportKasAddressListWithoutPatch(Uri pathToCsv, char separator)
+    {
+        try
         {
             if (!File.Exists(pathToCsv.LocalPath))
             {
@@ -83,7 +85,7 @@ public class DataImport
                 }
                 catch (Exception ex)
                 {
-                Console.WriteLine($"Error while parsing line: {line} - {ex.Message}");
+                    Logger.Log($"Error while creating new kas person (import): {ex.Message}",Logger.LogType.Error);
                     Console.WriteLine(ex.StackTrace);
                     return (false, null);
                 }
@@ -91,9 +93,18 @@ public class DataImport
 
             return (true, imported);
         }
+        catch (Exception ex)
+        {
+            Logger.Log($"Error while importing kas address list without patch: {ex.Message}",Logger.LogType.Error);
+        }
+
+        return (false, null);
+    }
 
     private static async Task<(bool, KasAddressList)> ImportKasAddressListWithPatch(Uri pathToCsv, AddressPatch patch,
         char separator)
+    {
+        try
         {
             if (!File.Exists(pathToCsv.LocalPath))
             {
@@ -217,13 +228,19 @@ public class DataImport
                 }
                 catch (Exception ex)
                 {
-                Console.WriteLine($"Error while parsing line: {line} - {ex.Message}");
+                    Logger.Log($"Error while creating kas person (import, patch): {ex.Message}",Logger.LogType.Error);
                     Console.WriteLine(ex.StackTrace);
                     return (false, null);
                 }
             }
 
             return (true, imported);
+        }
+        catch (Exception ex)
+        {
+            Logger.Log($"Error while importing kas address list with patch: {ex.Message}",Logger.LogType.Error);
+        }
+        
 
         // int GenerateNewRefsid()
         // {
@@ -236,6 +253,7 @@ public class DataImport
         //     last_refsid = biggest + 1;
         //     return last_refsid;
         // }
+        return (false, null);
     }
 
 
@@ -245,6 +263,8 @@ public class DataImport
     }
 
     private static string[] ParseCsvLine(string line, char separator)
+    {
+        try
         {
             var fields = new List<string>();
             var current = new StringBuilder();
@@ -280,4 +300,11 @@ public class DataImport
             fields.Add(current.ToString().Trim());
             return fields.ToArray();
         }
+        catch (Exception ex)
+        {
+            Logger.Log($"Error while persing csv line: {ex.Message}",Logger.LogType.Error);
+        }
+
+        return [];
+    }
 }

Tasks/PdfBuilder.cs

@@ -17,6 +17,8 @@ public class PdfBuilder
     private readonly XFont _smallFont;
 
     public PdfBuilder(PdfExportSettings? settings = null)
+    {
+        try
         {
             EnsureFontResolverRegistered();
             _settings = settings ?? new PdfExportSettings();
@@ -32,8 +34,9 @@ public class PdfBuilder
                         chosenFamily = StripStyleSuffix(Path.GetFileNameWithoutExtension(first)) ?? chosenFamily;
                 }
             }
-        catch
+            catch (Exception ex)
             {
+                Logger.Log($"Error while searching for fonts: {ex.Message}",Logger.LogType.Error);
                 chosenFamily = "Arial";
             }
 
@@ -41,15 +44,32 @@ public class PdfBuilder
             _regularFont = new XFont(chosenFamily, _settings.fontSize, XFontStyleEx.Regular);
             _smallFont = new XFont(chosenFamily, _settings.smallFontSize, XFontStyleEx.Regular);
         }
+        catch (Exception ex)
+        {
+            Logger.Log($"Error while font resolving: {ex.Message}",Logger.LogType.Error);
+        }
+        
+
+    }
 
     private static void EnsureFontResolverRegistered()
+    {
+        try
         {
             if (GlobalFontSettings.FontResolver != null) return;
             //var fontsDir = Path.Combine(AppContext.BaseDirectory, "fonts");
             GlobalFontSettings.FontResolver = new StableFontResolver(Global._instance.font_path);
         }
+        catch (Exception ex)
+        {
+            Logger.Log($"Error while ensuring font resolver register state: {ex.Message}",Logger.LogType.Error);
+        }
+        
+    }
 
     private static string StripStyleSuffix(string name)
+    {
+        try
         {
             if (string.IsNullOrEmpty(name)) return name;
             var idx = name.IndexOf('-');
@@ -58,6 +78,14 @@ public class PdfBuilder
                 return name.Substring(0, idx);
             return name;
         }
+        catch (Exception ex)
+        {
+            Logger.Log($"Error while stripping style suffix: {ex.Message}",Logger.LogType.Error);
+        }
+
+        return null;
+
+    }
 
 
     /// <summary>
@@ -68,6 +96,8 @@ public class PdfBuilder
     /// <param name="outputPath">Path where the PDF should be saved</param>
     public void CreateAddressLabelPdfFromAddressSetWithPlaceholder(int addressSetId, string placeholderText,
         string outputPath)
+    {
+        try
         {
             // Find the AddressSet by ID
             var addressSet = Settings._instance.addressSets.GetAddressSetByID(addressSetId);
@@ -106,6 +136,12 @@ public class PdfBuilder
 
             CreateAddressLabelPdfWithPlaceholder(addresses, placeholderText, outputPath);
         }
+        catch (Exception ex)
+        {
+            Logger.Log($"Error while creating address label pdf from address set with placeholder: {ex.Message}",Logger.LogType.Error);
+        }
+        
+    }
 
     /// <summary>
     ///     Creates a PDF document with a single placeholder cell for other information.
@@ -114,6 +150,8 @@ public class PdfBuilder
     /// <param name="placeholderText">Text for the first cell (top-left)</param>
     /// <param name="outputPath">Path where the PDF should be saved</param>
     public void CreateAddressLabelPdfWithPlaceholder(List<string> addresses, string placeholderText, string outputPath)
+    {
+        try
         {
                 if (addresses == null || addresses.Count == 0)
                     throw new ArgumentException("Addresses array cannot be null or empty");
@@ -136,6 +174,12 @@ public class PdfBuilder
 
                 document.Save(outputPath);
         }
+        catch (Exception ex)
+        {
+            Logger.Log($"Error while creating address label pdf with placeholder: {ex.Message}",Logger.LogType.Error);
+        }
+        
+    }
 
     private void DrawPage(XGraphics gfx, List<string> addresses, ref int addressIndex)
     {
@@ -158,6 +202,8 @@ public class PdfBuilder
 
     private void DrawPageWithPlaceholder(XGraphics gfx, List<string> addresses, ref int addressIndex,
         ref bool isFirstCell, string placeholderText)
+    {
+        try
         {
             for (var row = 0; row < _settings.rowsPerPage; row++)
             for (var col = 0; col < _settings.columnsPerPage; col++)
@@ -182,8 +228,16 @@ public class PdfBuilder
                 }
             }
         }
+        catch (Exception ex)
+        {
+            Logger.Log($"Error while drawing page with placholder: {ex.Message}",Logger.LogType.Error);
+        }
+        
+    }
 
     private void DrawCell(XGraphics gfx, double x, double y, string? address)
+    {
+        try
         {
             var cellWidthPoints = MmToPoints(GetCellWidthMm());
             var cellHeightPoints = MmToPoints(GetCellHeightMm());
@@ -195,8 +249,16 @@ public class PdfBuilder
             // Draw address content if available
             if (!string.IsNullOrEmpty(address)) DrawMarkdownText(gfx, address, x, y, cellWidthPoints, cellHeightPoints);
         }
+        catch (Exception ex)
+        {
+            Logger.Log($"Error while drawing cell: {ex.Message}",Logger.LogType.Error);
+        }
+        
+    }
 
     private void DrawEmptyCell(XGraphics gfx, double x, double y)
+    {
+        try
         {
             var cellWidthPoints = MmToPoints(GetCellWidthMm());
             var cellHeightPoints = MmToPoints(GetCellHeightMm());
@@ -204,8 +266,16 @@ public class PdfBuilder
             var rect = new XRect(x, y, cellWidthPoints, cellHeightPoints);
             gfx.DrawRectangle(XPens.Black, rect);
         }
+        catch (Exception ex)
+        {
+            Logger.Log($"Error while drawing empty cell: {ex.Message}",Logger.LogType.Error);
+        }
+        
+    }
 
     private void DrawMarkdownText(XGraphics gfx, string text, double x, double y, double cellWidth, double cellHeight)
+    {
+        try
         {
             var paddingLeftPoints = MmToPoints(_settings.cellPaddingLeftMm);
             var paddingRightPoints = MmToPoints(_settings.cellPaddingRightMm);
@@ -240,8 +310,16 @@ public class PdfBuilder
                 currentY += lineHeight;
             }
         }
+        catch (Exception ex)
+        {
+            Logger.Log($"Error while drawing markdown text: {ex.Message}",Logger.LogType.Error);
+        }
+        
+    }
 
     private void DrawLineWithMarkdown(XGraphics gfx, string line, double x, double y, double maxWidth)
+    {
+        try
         {
             if (string.IsNullOrWhiteSpace(line)) return;
             var currentX = x;
@@ -331,8 +409,16 @@ public class PdfBuilder
                 i = textEnd;
             }
         }
+        catch (Exception ex)
+        {
+            Logger.Log($"Error while drawing markdown line: {ex.Message}",Logger.LogType.Error);
+        }
+        
+    }
 
     private string TruncateTextToWidth(XGraphics gfx, string text, XFont font, double maxWidth)
+    {
+        try
         {
             if (string.IsNullOrEmpty(text))
                 return text;
@@ -347,6 +433,13 @@ public class PdfBuilder
 
             return string.Empty;
         }
+        catch (Exception ex)
+        {
+            Logger.Log($"Error while truncating text to width: {ex.Message}",Logger.LogType.Error);
+        }
+
+        return null;
+    }
 
     /// <summary>
     ///     Converts millimeters to points (1 mm = 2.834645669 points)

Tasks/StableFontResolver.cs

@@ -62,13 +62,15 @@ public class StableFontResolver : IFontResolver
                 }
             }
         }
-        catch
+        catch (Exception ex)
         {
-            // ignore resolver init errors
+            Logger.Log($"Error while initializing FontResolver: {ex.Message}",Logger.LogType.Error);
         }
     }
 
     private static string NormalizeStyle(string s)
+    {
+        try
         {
             if (string.IsNullOrEmpty(s)) return "Regular";
             s = s.ToLowerInvariant();
@@ -78,8 +80,17 @@ public class StableFontResolver : IFontResolver
             if (s.Contains("regular") || s == "r") return "Regular";
             return CultureInfo.InvariantCulture.TextInfo.ToTitleCase(s);
         }
+        catch (Exception ex)
+        {
+            Logger.Log($"Error while normalizing style: {ex.Message}",Logger.LogType.Error);
+        }
+
+        return null;
+    }
 
     public FontResolverInfo ResolveTypeface(string familyName, bool isBold, bool isItalic)
+    {
+        try
         {
             // If requested family exists, pick corresponding style if available
             string familyToUse = null;
@@ -100,8 +111,17 @@ public class StableFontResolver : IFontResolver
             // Face name format: Family#Style
             return new FontResolverInfo($"{familyToUse}#{style}");
         }
+        catch (Exception ex)
+        {
+            Logger.Log($"Error while resolving typeface: {ex.Message}",Logger.LogType.Error);
+        }
+
+        return null;
+    }
 
     public byte[] GetFont(string faceName)
+    {
+        try
         {
             if (string.IsNullOrEmpty(faceName)) return null;
 
@@ -133,4 +153,11 @@ public class StableFontResolver : IFontResolver
 
             return null;
         }
+        catch (Exception ex)
+        {
+            Logger.Log($"Error while getting font: {ex.Message}",Logger.LogType.Error);
+        }
+
+        return [];
+    }
 }

Wiki/EditorWindow.axaml.cs

@@ -10,20 +10,24 @@ public partial class EditorWindow : Window
     public string filename = "";
 
     public EditorWindow(string filename = "")
+    {
+        try
         {
             InitializeComponent();
-        this.filename = filename;
+            this.filename = PathUtilities.NormalizeFileSystemPath(filename);
-        if (!string.IsNullOrWhiteSpace(filename) && File.Exists(filename))
+            if (!string.IsNullOrWhiteSpace(this.filename) && File.Exists(this.filename))
             {
                 var content = TbContent;
                 if (content != null) content.Text = File.ReadAllText(this.filename);
                 Title = "Wiki Editor - " + filename;
             }
-        else if (!string.IsNullOrWhiteSpace(filename))
+            else if (!string.IsNullOrWhiteSpace(this.filename))
             {
                 MessageBox.Show(null, "Die Datei existiert nicht", "Fehler");
                 Close();
             }
+        } catch  (Exception ex) { Logger.Log($"Error while : {ex.Message}",Logger.LogType.Error);}
+        
     }
 
     private void BtnSave_OnClick(object? sender, RoutedEventArgs e)
@@ -31,20 +35,22 @@ public partial class EditorWindow : Window
         try
         {
             File.WriteAllText(filename, TbContent.Text);
-            MainWindow._instance.PopulateNavTree();
+            MainWindow._instance.PopulateNavTree(filename, filename);
         }
         catch (Exception ex)
         {
             MessageBox.Show(null,
                 "Es ist ein Fehler aufgetreten. Bitte senden Sie ihn über git.mypapercloud.de/fierke/logofclient ein:\n" +
                 ex.StackTrace, "Fehler");
+            Logger.Log($"Error while : {ex.Message}",Logger.LogType.Error);
         }
     }
 
     private void BtnSaveAs_OnClick(object? sender, RoutedEventArgs e)
     {
         MessageBox.Show(null,
-            "Feature noch nicht implemetiert.\nErstelle neue Dateien unter " + Global._instance.wiki_storage_path,
+            "Feature noch nicht implemetiert.\nErstelle neue Dateien unter " +
+            PathUtilities.NormalizeFileSystemPath(Global._instance.wiki_storage_path),
             "Fehler");
     }
 
@@ -55,7 +61,7 @@ public partial class EditorWindow : Window
         try
         {
             File.Delete(filename);
-        } catch {}
+        } catch  (Exception ex) { Logger.Log($"Error while : {ex.Message}",Logger.LogType.Error);}
         
         MainWindow._instance.PopulateNavTree();
         Close();

Wiki/MarkdownRenderer.cs

@@ -1,3 +1,4 @@
+using System;
 using System.Collections.Generic;
 using Avalonia.Controls;
 using Avalonia.Media;
@@ -11,6 +12,8 @@ namespace Logof_Client.Wiki;
 public static class MarkdownRenderer
 {
     public static Control Render(string markdown)
+    {
+        try
         {
             var panel = new StackPanel { Spacing = 6 };
             if (string.IsNullOrWhiteSpace(markdown)) return panel;
@@ -93,9 +96,14 @@ public static class MarkdownRenderer
             }
     
             return panel;
+        } catch  (Exception ex) { Logger.Log($"Error while : {ex.Message}",Logger.LogType.Error);}
+
+        return new Panel();
     }
 
     private static string GetInlineText(ContainerInline? container)
+    {
+        try
         {
             if (container == null) return string.Empty;
             var sb = new StringBuilder();
@@ -125,5 +133,8 @@ public static class MarkdownRenderer
             }
 
             return sb.ToString();
+        } catch  (Exception ex) { Logger.Log($"Error while : {ex.Message}",Logger.LogType.Error);}
+
+        return null;
     }
 }

Wiki/WikiService.cs

@@ -13,7 +13,7 @@ public class WikiService
         // prefer global wiki storage path if configured
         if (Global._instance != null && !string.IsNullOrWhiteSpace(Global._instance.wiki_storage_path))
         {
-            var cfg = Global._instance.wiki_storage_path;
+            var cfg = PathUtilities.NormalizeFileSystemPath(Global._instance.wiki_storage_path);
             WikiRootFullPath = Path.IsPathRooted(cfg)
                 ? cfg
                 : Path.Combine(Directory.GetCurrentDirectory(), cfg);
@@ -25,8 +25,11 @@ public class WikiService
                 wikiRoot = Path.Combine(Environment.GetFolderPath(Environment.SpecialFolder.ApplicationData),
                     "logofclient",
                     "wiki");
+            wikiRoot = PathUtilities.NormalizeFileSystemPath(wikiRoot);
             WikiRoot = wikiRoot;
-            WikiRootFullPath = Path.Combine(Directory.GetCurrentDirectory(), wikiRoot);
+            WikiRootFullPath = Path.IsPathRooted(wikiRoot)
+                ? wikiRoot
+                : Path.Combine(Directory.GetCurrentDirectory(), wikiRoot);
         }
     }
 

docs/logof_client_docs.tex

@@ -1,157 +0,0 @@
-\documentclass[a4paper]{article}
-\usepackage{graphicx}
-\usepackage[left=3cm,right=3cm,top=3cm, bottom=3cm]{geometry}
-\usepackage{amsmath}
-\usepackage{amssymb}
-\usepackage[headsepline, footsepline]{scrlayer-scrpage}
-\usepackage{enumerate}
-\usepackage{dsfont}
-\usepackage[]{mathtools}
-\usepackage[]{mathbbol}
-\usepackage{multicol}
-\usepackage{enumitem}
-\usepackage[hidelinks]{hyperref}
-\usepackage[]{circuitikz}
-\usepackage{tcolorbox} % Für schöne Boxen
-\usetikzlibrary{circuits.logic.IEC}
-\usepackage{tikz}
-\usepackage{tkz-graph}
-\usepackage{listings}
-\usepackage{xcolor}
-
-\setlist{itemsep=0.3em, topsep=0.5em, parsep=0pt}
-
-\newcommand{\bpf}[1]{%
-	\par\vspace{0.8\baselineskip}% Abstand vor der Überschrift
-	\noindent\textbf{#1}% Fettgedruckte Überschrift
-	\par\vspace{0.3\baselineskip}% Abstand nach der Überschrift
-}
-
-
-
-\renewcommand{\contentsname}{Inhaltsverzeichnis}
-\renewcommand{\figurename}{Grafik}
-\renewcommand{\partname}{Teil}
-\renewcommand{\epsilon}{\varepsilon}
-
-\definecolor{darkgrey}{HTML}{232327}
-
-% Zählerdefinition mit AUTOMATISCHEM SUBSECTION-RESET
-\newcounter{commoncounter}[subsection]
-\renewcommand{\thecommoncounter}{\thesubsection.\arabic{commoncounter}}
-
-% Zähler direkt bei Dokumentstart initialisieren
-\AtBeginDocument{\setcounter{commoncounter}{0}}
-
-% BOX-DEFINITIONEN mit korrigierter Zählerlogik
-\newtcolorbox{definitionbox}[1][]{
-	before title={\refstepcounter{commoncounter}}, % KRITISCH: vor dem Titel!
-	title={Definition \thecommoncounter: #1},
-	colback=white,
-	colframe=white!75!darkgrey,
-	fonttitle=\bfseries,
-	boxrule=0.6mm,
-	coltitle=black,
-	rounded corners,
-	before skip=10pt,
-	after skip=10pt
-}
-
-\newtcolorbox{examplebox}[1][]{
-	before title={\refstepcounter{commoncounter}}, % KRITISCH: vor dem Titel!
-	title={Beispiel \thecommoncounter: #1},
-	colback=white,
-	colframe=white!75!orange,
-	fonttitle=\bfseries,
-	boxrule=0.6mm,
-	coltitle=black,
-	rounded corners,
-	before skip=10pt,
-	after skip=10pt
-}
-
-\newtcolorbox{satzbox}[1][]{
-	before title={\refstepcounter{commoncounter}}, % KRITISCH: vor dem Titel!
-	title={Satz \thecommoncounter: #1},
-	colback=white,
-	colframe=white!75!blue,
-	fonttitle=\bfseries,
-	boxrule=0.6mm,
-	coltitle=black,
-	rounded corners,
-	before skip=10pt,
-	after skip=10pt
-}
-
-
-
-\definecolor{codegreen}{rgb}{0,0.6,0}
-\definecolor{codeblue}{rgb}{0,0,0.8}
-\definecolor{codered}{rgb}{0.8,0,0}
-\definecolor{lightgray}{rgb}{0.95,0.95,0.95}
-
-\lstdefinestyle{CSharpStyle}{
-	language=Python,
-	basicstyle=\ttfamily\small, % Monospace-Schrift
-	keywordstyle=\color{blue}\bfseries, % Schlüsselwörter fett und blau
-	stringstyle=\color{red}, % Strings rot
-	commentstyle=\color{codegreen}, % Kommentare grün
-	backgroundcolor=\color{lightgray}, % Hintergrundfarbe
-	numbers=left, % Zeilennummern links
-	numbersep=10px, % Abstand zwischen Zeilennummern und Code
-	numberstyle=\color{gray}\texttt,
-	stepnumber=1, % Zeilennummerierung Schrittweite 1
-	frame=single, % Rahmen um den Code
-	tabsize=4, % Tabulatorgröße
-	breaklines=true, % Zeilenumbruch aktivieren
-	captionpos=none,
-	showstringspaces=false,
-	xleftmargin=15pt, % Linker Rand für den Code (verschiebt alles nach rechts)
-}
-
-
-
-% Umgebung für Listings mit Titel und Zähler
-\newenvironment{codeexample}[1][]{
-	\refstepcounter{commoncounter} % Zähler erhöhen
-	\lstset{
-		style=CSharpStyle,
-		caption={Listing \thecommoncounter: #1}, % Titel mit Zähler
-		label={listing:\thecommoncounter}
-	}
-}{}
-
-
-\setlength{\parindent}{0pt}
-
-\title{\includegraphics[width=0.3\textwidth]{../assets/icon.png}\vspace{15pt}\\Logof Client\\
-	Handbuch}
-\author{Elias Fierke}
-\pagestyle{scrheadings}
-\date{Oktober 2025}
-\begin{document}
-	
-	\ohead{Oktober 2025}
-	\ofoot{Seite {\pagemark} von \pageref{LastPage}}
-	\ihead{Logof Client Handbuch}
-	\maketitle
-
-	
-	\tableofcontents
-	
-	\newpage
-	\part{Einführung}
-	
-	
-	\newpage
-	\part{Installation}
-	
-	\newpage
-	\part{Adress-Verwaltung}
-
-
-	
-
-	
-\label{LastPage}
-\end{document}