[chore:] updated version

# Conflicts:
#	structs.cs

MainWindow.axaml

@@ -3,8 +3,8 @@
         xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
         xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
         mc:Ignorable="d" d:DesignWidth="800" d:DesignHeight="450"
-        x:Class="spplus.MainWindow"
-        Title="SP+">
+        x:Class="spplus.MainWindow" WindowState="Maximized"
+        Title="spplus">
     <Border>
         <Grid RowDefinitions="30,*">
             <Menu Background="#50888888">
@@ -20,7 +20,7 @@
                     <MenuItem Header="Über" x:Name="MnuAbout" Click="MnuAbout_OnClick"  />
                 </MenuItem>
             </Menu>
-            <TabControl Grid.Row="1">
+            <TabControl x:Name="TclMainView" Grid.Row="1" TabStripPlacement="Left">
                 <TabItem>
                     <TabItem.Header>
                         <StackPanel Orientation="Horizontal">
@@ -28,7 +28,72 @@
                             <Label FontSize="20" Content="Planung" VerticalContentAlignment="Center" />
                         </StackPanel>
                     </TabItem.Header>
-                    <Grid RowDefinitions="2*,*,*">
+                    <Grid ColumnDefinitions="*,2*" RowDefinitions="*,*">
+                        <Button Grid.RowSpan="2" Margin="0,10,0,0" x:Name="BtnImport" VerticalAlignment="Top" Height="50" HorizontalAlignment="Stretch" Click="BtnImport_OnClick" HorizontalContentAlignment="Center">
+                            <StackPanel Orientation="Horizontal">
+                                <LucideIcon Kind="Import" Width="36" Height="36" />
+                                <Label Content="Importieren..." VerticalContentAlignment="Center" FontSize="15"
+                                       FontWeight="Bold" />
+                            </StackPanel>
+                        </Button>
+                        
+                        <Button Grid.RowSpan="2" Margin="0,00,0,10" x:Name="BtnCraftCourses" VerticalAlignment="Bottom" Height="50" HorizontalAlignment="Stretch" Click="BtnCraftCourses_OnClick" HorizontalContentAlignment="Center">
+                            <StackPanel Orientation="Horizontal">
+                                <LucideIcon Kind="Pickaxe" Width="36" Height="36" />
+                                <Label Content="Kurse basteln" VerticalContentAlignment="Center" FontSize="15"
+                                       FontWeight="Bold" />
+                            </StackPanel>
+                        </Button>
+                        
+                        <ListBox Grid.RowSpan="2" x:Name="LbStudentsImported" SelectionChanged="LbStudentsImported_OnSelectionChanged"  Margin="0,70,0,70" VerticalAlignment="Stretch" HorizontalAlignment="Stretch"></ListBox>
+                        
+                        <StackPanel Grid.Column="1" Grid.Row="0" Margin="10,10,10,10" Orientation="Vertical" Spacing="10">
+                            <Grid ColumnDefinitions="*,3*">
+                                <Label  Content="ID"></Label>
+                                <TextBox Grid.Column="1" x:Name="TbStudentID" TextChanged="TbStudentID_OnTextChanged"></TextBox>
+                            </Grid>
+                            
+                            <Grid ColumnDefinitions="*,3*">
+                                <Label  Content="Name"></Label>
+                                <TextBox Grid.Column="1" x:Name="TbStudentName" TextChanged="TbStudentName_OnTextChanged"></TextBox>
+                            </Grid>
+                            
+                            <Grid ColumnDefinitions="*,3*">
+                                <Label  Content="Sport 1"></Label>
+                                <Label Grid.Column="1" x:Name="LblSport1"></Label>
+                            </Grid>
+                            
+                            <Grid ColumnDefinitions="*,3*">
+                                <Label  Content="Sport 2"></Label>
+                                <Label Grid.Column="1" x:Name="LblSport2"></Label>
+                            </Grid>
+                            
+                            <Grid ColumnDefinitions="*,3*">
+                                <Label  Content="Sport 3"></Label>
+                                <Label Grid.Column="1" x:Name="LblSport3"></Label>
+                            </Grid>
+                            
+                            <Grid ColumnDefinitions="*,3*">
+                                <Label  Content="Sport 4"></Label>
+                                <Label Grid.Column="1" x:Name="LblSport4"></Label>
+                            </Grid>
+                        </StackPanel>
+                        <StackPanel Grid.Column="1" Grid.Row="1" Margin="10,10,10,10" Orientation="Vertical" Spacing="10">
+                            <Grid ColumnDefinitions="*,3*">
+                                <Label  Content="Anzahl Einträge"></Label>
+                                <Label Grid.Column="1" x:Name="LblStudentAmount"></Label>
+                            </Grid>
+                            
+                            <Grid ColumnDefinitions="*,3*">
+                                <Label  Content="Anzahl gewählte Kurse"></Label>
+                                <Label Grid.Column="1" x:Name="LblSelectedAmount"></Label>
+                            </Grid>
+                            
+                            <Grid ColumnDefinitions="*,3*">
+                                <Label  Content="Wahlzahlen"></Label>
+                                <Label Grid.Column="1" x:Name="LblNumVoted"></Label>
+                            </Grid>
+                        </StackPanel>
                         
 
                     </Grid>
@@ -40,22 +105,137 @@
                             <Label FontSize="20" Content="Kurse" VerticalContentAlignment="Center" />
                         </StackPanel>
                     </TabItem.Header>
-                    <Grid RowDefinitions="2*,*,*">
+                    <Grid ColumnDefinitions="*,2*">
+                        <StackPanel Grid.ColumnSpan="2" Orientation="Horizontal" Spacing="10">
+                            <Button Margin="0,10,0,0" x:Name="BtnImportDefaultCourses" VerticalAlignment="Top" Height="35" HorizontalAlignment="Stretch" Click="BtnImportDefaultCourses_OnClick" HorizontalContentAlignment="Center">
+                                <StackPanel Orientation="Horizontal">
+                                    <LucideIcon Kind="Import" Width="24" Height="24" />
+                                    <Label Content="Standardkurse importieren..." VerticalContentAlignment="Center" FontSize="12"
+                                           FontWeight="Bold" />
+                                </StackPanel>
+                            </Button>
+                            <Button Margin="0,10,0,0" x:Name="BtnDeleteSinleCourse" Background="#99963434" VerticalAlignment="Top" Height="35" HorizontalAlignment="Stretch" Click="BtnDeleteSinleCourse_OnClick" HorizontalContentAlignment="Center">
+                                <StackPanel Orientation="Horizontal">
+                                    <LucideIcon Kind="Trash2" Width="24" Height="24" />
+                                    <Label Content="Ausgewähltes entfernen" VerticalContentAlignment="Center" FontSize="12"
+                                           FontWeight="Bold" />
+                                </StackPanel>
+                            </Button>
+                            <Button Margin="0,10,0,0" x:Name="BtnClearCourseList" Background="#99963434" VerticalAlignment="Top" Height="35" HorizontalAlignment="Stretch" Click="BtnClearCourseList_OnClick" HorizontalContentAlignment="Center">
+                                <StackPanel Orientation="Horizontal">
+                                    <LucideIcon Kind="Trash" Width="24" Height="24" />
+                                    <Label Content="Liste leeren" VerticalContentAlignment="Center" FontSize="12"
+                                           FontWeight="Bold" />
+                                </StackPanel>
+                            </Button>
+                        </StackPanel>
+                        <ListBox Grid.Column="0" x:Name="LbSportCourses" SelectionChanged="LbSportCourses_OnSelectionChanged" Margin="0,55,0,0" />
+                        <StackPanel Grid.Column="1" Grid.Row="0" Margin="10,10,10,10" Orientation="Vertical" Spacing="10">
+                            <Grid ColumnDefinitions="*,3*">
+                                <Label  Content="ID"></Label>
+                                <Label Grid.Column="1" x:Name="LblSportID"></Label>
+                            </Grid>
+                            <Grid ColumnDefinitions="*,3*">
+                                <Label  Content="Name"></Label>
+                                <TextBox Grid.Column="1" x:Name="TbSportName" TextChanged="TbSportName_OnTextChanged"></TextBox>
+                            </Grid>
+                            
+                            <Grid ColumnDefinitions="*,3*">
+                                <Label  Content="Maximale Schüler*innenanzahl"></Label>
+                                <NumericUpDown Grid.Column="1" x:Name="NudSportMaxStudents" ValueChanged="NudSportMaxStudents_OnValueChanged"></NumericUpDown>
+                            </Grid>
+                            
+                            <Grid ColumnDefinitions="*,3*">
+                                <Label  Content="Minimale Schüler*innenanzahl"></Label>
+                                <NumericUpDown Grid.Column="1" x:Name="NudSportMinStudents" ValueChanged="NudSportMinStudents_OnValueChanged"></NumericUpDown>
+                            </Grid>
+                            
+                            <Grid ColumnDefinitions="*,3*">
+                                <Label  Content="Anzahl Angebote Semester 1"></Label>
+                                <NumericUpDown Grid.Column="1" x:Name="NudAmountCoursesSem1" ValueChanged="NudAmountCoursesSem1_OnValueChanged"></NumericUpDown>
+                            </Grid>
+                            
+                            <Grid ColumnDefinitions="*,3*">
+                                <Label  Content="Anzahl Angebote Semester 2"></Label>
+                                <NumericUpDown Grid.Column="1" x:Name="NudAmountCoursesSem2" ValueChanged="NudAmountCoursesSem2_OnValueChanged"></NumericUpDown>
+                            </Grid>
+                            
+                            <Grid ColumnDefinitions="*,3*">
+                                <Label  Content="Anzahl Angebote Semester 3"></Label>
+                                <NumericUpDown Grid.Column="1" x:Name="NudAmountCoursesSem3" ValueChanged="NudAmountCoursesSem3_OnValueChanged"></NumericUpDown>
+                            </Grid>
+                            
+                            <Grid ColumnDefinitions="*,3*">
+                                <Label  Content="Anzahl Angebote Semester 4"></Label>
+                                <NumericUpDown Grid.Column="1" x:Name="NudAmountCoursesSem4" ValueChanged="NudAmountCoursesSem4_OnValueChanged"></NumericUpDown>
+                            </Grid>
                             
                             
+                            <Grid ColumnDefinitions="*,3*">
+                                <Label  Content="Alternativbezeichnungen"></Label>
+                                <StackPanel Grid.Column="1" Orientation="Vertical">
+                                    <Grid ColumnDefinitions="*,50,50">
+                                        <TextBox Grid.Column="0" Height="35" HorizontalAlignment="Stretch" x:Name="TbSportAlternativeName"></TextBox>
+                                        <Button Grid.Column="1" Margin="5,0,0,0" x:Name="BtnAlternativeNameAdd" VerticalAlignment="Top" Height="35" HorizontalAlignment="Stretch" Click="BtnAlternativeNameAdd_OnClick" HorizontalContentAlignment="Center">
+                                            <StackPanel Orientation="Horizontal">
+                                                <LucideIcon Kind="Plus" Width="24" Height="24" />
+                                            </StackPanel>
+                                        </Button>
+                                        <Button Grid.Column="2" Margin="5,0,0,0" x:Name="BtnAlternativeNameRemove" VerticalAlignment="Top" Height="35" HorizontalAlignment="Stretch" Click="BtnAlternativeNameRemove_OnClick" HorizontalContentAlignment="Center">
+                                            <StackPanel Orientation="Horizontal">
+                                                <LucideIcon Kind="Minus" Width="24" Height="24" />
+                                            </StackPanel>
+                                        </Button>
+                                    </Grid>
+                                    <ListBox Margin="0,5,0,0" x:Name="LbAlternativeNames">
+
+                                    </ListBox>
+                                </StackPanel>
+
+                            </Grid>
+                            <Line />
+                            <Grid ColumnDefinitions="*,3*">
+                                <Label  Content="Maximale Sportkursanzahl pro Semester"></Label>
+                                <NumericUpDown Grid.Column="1" x:Name="NudSportMaxPerSemester" ValueChanged="NudSportMaxPerSemester_OnValueChanged"></NumericUpDown>
+                            </Grid>
+                        </StackPanel>
                     </Grid>
                 </TabItem>
                 
-                <TabItem>
+                <TabItem x:Name="TbiResults">
                     <TabItem.Header>
                         <StackPanel Orientation="Horizontal">
                             <LucideIcon Kind="Sparkles" Width="32" Height="32" Size="32" />
                             <Label FontSize="20" Content="Ergebnisse" VerticalContentAlignment="Center" />
                         </StackPanel>
                     </TabItem.Header>
-                    <Grid RowDefinitions="2*,*,*">
-                        
-
+                    <Grid ColumnDefinitions="*,*" RowDefinitions="50,2*,*">
+                        <ListBox Grid.RowSpan="2" x:Name="LbResult" Margin="0,10,10,10"></ListBox>
+                        <Grid Grid.Row="0" Grid.Column="1" Grid.ColumnDefinitions="*,*">
+                            <Button Grid.Column="0" Margin="0,10,0,0" x:Name="BtnExportCoursePDF" VerticalAlignment="Top" Height="35" HorizontalAlignment="Stretch" Click="BtnExportCoursePDF_OnClick" HorizontalContentAlignment="Center">
+                                <StackPanel Orientation="Horizontal">
+                                    <LucideIcon Kind="FileText" Width="24" Height="24" />
+                                    <Label Content="Export (PDF)..." VerticalContentAlignment="Center" FontSize="12"
+                                           FontWeight="Bold" />
+                                </StackPanel>
+                            </Button>
+                            <Button Grid.Column="1" Margin="5,10,0,0" x:Name="BtnExportCourseCSV" VerticalAlignment="Top" Height="35" HorizontalAlignment="Stretch" Click="BtnExportCourseCSV_OnClick" HorizontalContentAlignment="Center">
+                                <StackPanel Orientation="Horizontal">
+                                    <LucideIcon Kind="FileJson" Width="24" Height="24" />
+                                    <Label Content="Export (CSV)..." VerticalContentAlignment="Center" FontSize="12"
+                                           FontWeight="Bold" />
+                                </StackPanel>
+                            </Button>
+                        </Grid>
+                        <ScrollViewer Grid.Row="1" Grid.Column="1" Margin="0,5,0,10" Background="#44CCCCCC">
+                            <TextBlock x:Name="TbResultStatistics"></TextBlock>
+                        </ScrollViewer>
+                        <ScrollViewer Grid.Row="2" Grid.Column="1" Margin="0,0,0,10" Background="#44CCCCCC">
+                            <TextBlock x:Name="TbResultTextout" FontFamily="Consolas"></TextBlock>
+                        </ScrollViewer>
+                        <ScrollViewer Grid.Row="2" Grid.Column="0" Margin="0,0,10,10" Background="#44CCCCCC">
+                            <TextBlock x:Name="TbResultLog" FontFamily="Consolas"></TextBlock>
+                        </ScrollViewer>
                     </Grid>
                 </TabItem>
             </TabControl>

MainWindow.axaml.cs

@@ -1,15 +1,27 @@
 using System;
+using System.Collections.Generic;
 using System.Diagnostics;
 using Avalonia.Controls;
+using Avalonia.Input;
 using Avalonia.Interactivity;
+using Avalonia.Platform.Storage;
 
 namespace spplus;
 
 public partial class MainWindow : Window
 {
+    public static MainWindow Instance { get; set; }
+    public static string ApplicationVersion = "v1.2.24";
     public MainWindow()
     {
         InitializeComponent();
+        Settings.ImportInitial();
+        Instance = this;
+        RefreshCoursesList();
+        try
+        {
+            NudSportMaxPerSemester.Value = Settings.Instance.NumCoursesPerSemester;
+        } catch {}
     }
 
     private void MnuExpSettings_OnClick(object? sender, RoutedEventArgs e)
@@ -29,7 +41,7 @@ public partial class MainWindow : Window
             Process.Start(new ProcessStartInfo
             {
                 FileName = "https://git.mypapercloud.de/fierke/spplus/wiki",
-                UseShellExecute = true // Wichtig für Plattformübergreifendes Öffnen
+                UseShellExecute = true 
             });
         }
         catch (Exception ex)
@@ -45,7 +57,7 @@ public partial class MainWindow : Window
             Process.Start(new ProcessStartInfo
             {
                 FileName = "https://git.mypapercloud.de/fierke/spplus",
-                UseShellExecute = true // Wichtig für Plattformübergreifendes Öffnen
+                UseShellExecute = true 
             });
         }
         catch (Exception ex)
@@ -57,11 +69,377 @@ public partial class MainWindow : Window
     private void MnuAbout_OnClick(object? sender, RoutedEventArgs e)
     {
         Window w = new();
+        w.WindowState = WindowState.Normal;
+        w.WindowStartupLocation = WindowStartupLocation.CenterScreen;
+        w.Width = 300;
+        w.Height = 120;
         Grid g = new();
-        TextBlock tb = new();
-        tb.Text = "Spplus v1.0.0\n(c)2026 MyPapertown, Elias Fierke";
+        TextBlock tb = new()
+        {
+            Text = $"spplus {MainWindow.ApplicationVersion}\n(c)2026 MyPapertown, Elias Fierke"
+        };
         g.Children.Add(tb);
         w.Content = g;
         w.Show();
     }
+
+    private async void BtnImport_OnClick(object? sender, RoutedEventArgs e)
+    {
+        var topLevel = GetTopLevel(this);
+        var file = await topLevel!.StorageProvider.OpenFilePickerAsync(new FilePickerOpenOptions
+        {
+            Title = "CSV-Datei auswählen",
+            AllowMultiple = false,
+            FileTypeFilter = new[]
+            {
+                new FilePickerFileType(".csv-Datei")
+                {
+                    Patterns = new[] { "*.csv" }
+                }
+            }
+        });
+
+        if (file == null) return;
+        if (file.Count == 0) return;
+
+        var imported_students = import.ImportStudentsFromFile(file[0].Path.LocalPath.ToString());
+        foreach (var s in imported_students)
+        {
+            Settings.Instance.Students.Add(s);
+        }
+        RefreshImportedStudentList();
+
+    }
+
+    private void RefreshImportedStudentList()
+    {
+        LbStudentsImported.Items.Clear();
+        int count_selected = 0;
+        foreach (var s in Settings.Instance.Students)
+        {
+            LbStudentsImported.Items.Add(s);
+            count_selected += s.SelectedCourseNames.Count;
+        }
+        LblStudentAmount.Content =  Settings.Instance.Students.Count.ToString();
+        LblSelectedAmount.Content =  count_selected.ToString();
+        
+        List<(Sport, List<string>)> initial_sportlist = new();
+        foreach (var sp in Settings.Instance.Sports)
+        {
+            initial_sportlist.Add((sp, new()));
+        }
+        foreach (Student s in Settings.Instance.Students)
+        {
+            foreach (var sp in s.SelectedCourseNames)
+            {
+                foreach (var item in initial_sportlist)
+                {
+                    if (item.Item1.AlternativeNames.Contains(sp))
+                    {
+                        item.Item2.Add(s.ID);
+                        break;
+                    }
+                }
+            }
+        }
+
+        LblNumVoted.Content = "";
+        foreach (var s in initial_sportlist)
+        {
+            LblNumVoted.Content += $"{s.Item1.Name}: {s.Item2.Count}\n";
+        }
+        
+    }
+
+    private void BtnCraftCourses_OnClick(object? sender, RoutedEventArgs e)
+    {
+        CourseCrafter.Craft();
+        RefreshResultView();
+        TclMainView.SelectedIndex = 2;
+        //TbiResults.Focus();
+    }
+
+    private void RefreshResultView()
+    {
+        LbResult.Items.Clear();
+        foreach (Student s in Settings.Instance.Students)
+        {
+            try
+            {
+                for(int i = 0; i<s.Result.Length;i++)
+                {
+                    LbResult.Items.Add($"{s.Name} ({s.ID}) - {i+1}. Semester: {s.Result[i]}");
+                }
+            }
+            catch (Exception ex)
+            {
+                Console.WriteLine(ex.StackTrace);
+            }
+        }
+        
+        TbResultStatistics.Text = CourseCrafter.GenerateStatistics();
+    }
+
+    private void LbStudentsImported_OnSelectionChanged(object? sender, SelectionChangedEventArgs e)
+    {
+        Prepare();
+        var stud = (Student)LbStudentsImported.SelectedItem;
+        if (stud == null)
+        {
+            TbStudentName.Text = string.Empty;
+            TbStudentID.Text = string.Empty;
+            SetEmpty();
+            return;
+        };
+
+        try
+        {
+            TbStudentName.Text = stud.Name;
+            TbStudentID.Text = stud.ID;
+            LblSport1.Content = stud.SelectedCourseNames[0];
+            LblSport2.Content = stud.SelectedCourseNames[1];
+            LblSport3.Content = stud.SelectedCourseNames[2];
+            LblSport4.Content = stud.SelectedCourseNames[3];
+        }
+        catch
+        {
+            SetEmpty();
+        }
+
+        return;
+        
+        void SetEmpty()
+        {
+            if(LblSport1.Content == "null") LblSport1.Content = "ungewählt";
+            if(LblSport2.Content == "null") LblSport2.Content = "ungewählt";
+            if(LblSport3.Content == "null") LblSport3.Content = "ungewählt";
+            if(LblSport4.Content == "null") LblSport4.Content = "ungewählt";
+        }
+
+        void Prepare()
+        {
+            LblSport1.Content = "null";
+            LblSport2.Content = "null";
+            LblSport3.Content = "null";
+            LblSport4.Content = "null";
+        }
+        
+    }
+
+    private void TbStudentName_OnTextChanged(object? sender, TextChangedEventArgs e)
+    {
+        try
+        {
+            ((Student)LbStudentsImported.SelectedItem).Name = TbStudentName.Text;
+        }
+        catch
+        {
+            
+        }
+    }
+    private void TbStudentID_OnTextChanged(object? sender, TextChangedEventArgs e)
+    {
+        try
+        {
+            ((Student)LbStudentsImported.SelectedItem).ID = TbStudentID.Text;
+        }
+        catch
+        {
+            
+        }
+    }
+
+    private void BtnImportDefaultCourses_OnClick(object? sender, RoutedEventArgs e)
+    {
+        Settings.ImportInitial();
+        RefreshCoursesList();
+    }
+
+    private void RefreshCoursesList()
+    {
+        LbSportCourses.Items.Clear();
+        foreach (var sp in Settings.Instance.Sports)
+        {
+            LbSportCourses.Items.Add(sp);
+        }
+    }
+
+
+    private void LbSportCourses_OnSelectionChanged(object? sender, SelectionChangedEventArgs e)
+    {
+        if (LbSportCourses.SelectedItem != null)
+        {
+            if (LbSportCourses.SelectedItem is Sport item)
+            {
+                LblSportID.Content = item.ID;
+                TbSportName.Text = item.Name;
+                NudSportMaxStudents.Value = item.MaxStudents;
+                NudSportMinStudents.Value = item.MinStudents;
+                NudAmountCoursesSem1.Value = item.Semester[0];
+                NudAmountCoursesSem2.Value = item.Semester[1];
+                NudAmountCoursesSem3.Value = item.Semester[2];
+                NudAmountCoursesSem4.Value = item.Semester[3];
+                // LbAlternativeCourses.Items.Clear();
+                // foreach (var alternative in item.AlternativeCourses)
+                // {
+                //     LbAlternativeCourses.Items.Add(Settings.GetSportNameFromID(alternative));
+                // }
+                LbAlternativeNames.Items.Clear();
+                foreach (var alternative in item.AlternativeNames)
+                {
+                    LbAlternativeNames.Items.Add(alternative);
+                }
+            }
+        }
+    }
+
+    private void TbSportName_OnTextChanged(object? sender, TextChangedEventArgs e)
+    {
+        try
+        {
+            ((Sport)LbSportCourses.SelectedItem).Name = TbSportName.Text;
+        } catch {}
+    }
+
+    private void NudSportMaxStudents_OnValueChanged(object? sender, NumericUpDownValueChangedEventArgs e)
+    {
+        try
+        {
+            ((Sport)LbSportCourses.SelectedItem).MaxStudents = Convert.ToInt32(NudSportMaxStudents.Value);
+        } catch {}
+    }
+
+    private void NudSportMinStudents_OnValueChanged(object? sender, NumericUpDownValueChangedEventArgs e)
+    {
+        try
+        {
+            ((Sport)LbSportCourses.SelectedItem).MinStudents = Convert.ToInt32(NudSportMinStudents.Value);
+        } catch {}
+    }
+
+    private void NudAmountCoursesSem1_OnValueChanged(object? sender, NumericUpDownValueChangedEventArgs e)
+    {
+        try
+        {
+            ((Sport)LbSportCourses.SelectedItem).Semester[0] = Convert.ToInt32(NudAmountCoursesSem1.Value);
+        } catch {}
+    }
+
+    private void NudAmountCoursesSem2_OnValueChanged(object? sender, NumericUpDownValueChangedEventArgs e)
+    {
+        try
+        {
+            ((Sport)LbSportCourses.SelectedItem).Semester[1] = Convert.ToInt32(NudAmountCoursesSem2.Value);
+        } catch {}
+    }
+
+    private void NudAmountCoursesSem3_OnValueChanged(object? sender, NumericUpDownValueChangedEventArgs e)
+    {
+        try
+        {
+            ((Sport)LbSportCourses.SelectedItem).Semester[2] = Convert.ToInt32(NudAmountCoursesSem3.Value);
+        } catch {}
+    }
+
+    private void NudAmountCoursesSem4_OnValueChanged(object? sender, NumericUpDownValueChangedEventArgs e)
+    {
+        try
+        {
+            ((Sport)LbSportCourses.SelectedItem).Semester[3] = Convert.ToInt32(NudAmountCoursesSem4.Value);
+        } catch {}
+    }
+
+    private void BtnAlternativeCourseAdd_OnClick(object? sender, RoutedEventArgs e)
+    {
+        try
+        {
+            //((Sport)LbSportCourses.SelectedItem).AlternativeNames.Add(TbSportAlternativeName.Text);
+            //TbSportAlternativeCourse.Text = "";
+        } catch {}
+    }
+
+    private void BtnAlternativeNameAdd_OnClick(object? sender, RoutedEventArgs e)
+    {
+        try
+        {
+            ((Sport)LbSportCourses.SelectedItem).AlternativeNames.Add(TbSportAlternativeName.Text);
+            LbAlternativeNames.Items.Add(TbSportAlternativeName.Text);
+            TbSportAlternativeName.Text = "";
+            
+            int curr_selected = LbSportCourses.SelectedIndex; 
+            RefreshCoursesList();
+            LbSportCourses.SelectedIndex = curr_selected;
+        } catch {}
+    }
+
+    private void BtnAlternativeNameRemove_OnClick(object? sender, RoutedEventArgs e)
+    {
+        //try
+        //{
+            LbAlternativeNames.Items.Remove(LbAlternativeNames.SelectedItem);
+            ((Sport)LbSportCourses.SelectedItem).AlternativeNames.Clear();
+            foreach (string s in LbAlternativeNames.Items)
+            {
+                ((Sport)LbSportCourses.SelectedItem).AlternativeNames.Add(s);
+            }
+
+            int curr_selected = LbSportCourses.SelectedIndex; 
+            RefreshCoursesList();
+            LbSportCourses.SelectedIndex = curr_selected;
+            //} catch (Exception ex) {}
+    }
+
+    private async void BtnClearCourseList_OnClick(object? sender, RoutedEventArgs e)
+    {
+        var result = await MessageBox.Show(this,
+            "Möchten Sie wirklich alle Kurse löschen?\n Dies kann nicht rückgängig gemacht werden.",
+            "Wirklich fortfahren?", MessageBoxButton.YesNo);
+        if (result == MessageBoxResult.Yes)
+        {
+            Settings.Instance.Sports.Clear();
+            RefreshCoursesList();    
+        }
+        
+    }
+
+    private void BtnDeleteSinleCourse_OnClick(object? sender, RoutedEventArgs e)
+    {
+        try
+        {
+            Settings.Instance.Sports.Remove(LbSportCourses.SelectedItem as Sport);
+            RefreshCoursesList();
+        } catch (Exception ex){}
+    }
+
+    private void BtnExportCoursePDF_OnClick(object? sender, RoutedEventArgs e)
+    {
+        // Export as PDF
+    }
+
+    private void NudSportMaxPerSemester_OnValueChanged(object? sender, NumericUpDownValueChangedEventArgs e)
+    {
+        try
+        {
+            Settings.Instance.NumCoursesPerSemester = Convert.ToInt32(NudSportMaxPerSemester.Value);
+        } catch {}
+    }
+
+    private async void BtnExportCourseCSV_OnClick(object? sender, RoutedEventArgs e)
+    {
+        var topLevel = GetTopLevel(this);
+        var file = await topLevel!.StorageProvider.SaveFilePickerAsync(new FilePickerSaveOptions
+        {
+            Title = "CSV-Datei speichern",
+            SuggestedFileType = new FilePickerFileType(".csv-Datei")
+            {
+                Patterns = new[] { "*.csv" }
+            }
+            
+        });
+
+        if (file == null) return;
+
+        ExportUtility.ExportToCSV(file.Path.AbsolutePath);
+
+    }
 }

MessageBox.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" SizeToContent="WidthAndHeight"
-        x:Class="spplus.MessageBox"
+        x:Class="spplus.MessageBox" WindowStartupLocation="CenterScreen"
         Title="MessageBox">
     <StackPanel>
         <TextBlock Name="Text" Margin="10" TextWrapping="Wrap" />

README.md

@@ -1,3 +1,23 @@
-# spplus
+# SP+
+
+Plattformunabhängiger (Windows, Linux, Mac), interaktiver Sportkursplaner für Oberstufen auf Basis einer Sportkurswahl durch SuS.
+
+## Features
+* \+ Import von CSV-Dateien mit Kurswahl
+* \+ Wahlansicht 
+* \+ Statistiken
+* \+ Pflege von Sportkursen (inkl. Kürzel/ alternativen Bezeichnungen)
+* \+ CSV-Export
+* ~ Fehleransicht für nicht-existente, aber gewählte Kurse
+* ~ PDF-Export
+
+\+ Vorhanden, ~ Pending
+
+## Nutzung
+* Build from source: 
+    * Benötigt .NET-SDK 9.0
+    * Im Projektordner: `dotnet run`
+* Release:
+    * Suche `spplus` bzw. `spplus.exe` und führe aus
+    * Linux/MacOS evl.: `chmod +x spplus`
 
-Interaktiver Sportkursplaner für Oberstufen auf Basis einer Sportkurswahl durch SuS.

crafter.cs

@@ -0,0 +1,455 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+
+namespace spplus;
+
+public class CourseCrafter
+{
+    public class CourseInstance
+    {
+        public Sport Sport = null!;
+        public int Remaining;
+        public List<string> Students = new();
+    }
+    public static List<(int Semester, CourseInstance Instance)> GeneratedCourses 
+        = new();
+
+    public static void Craft()
+    {
+        GeneratedCourses = new();
+        int globalCount = 0;
+        List<(Sport, List<string>)> initial_sportlist = new();
+        List<string>[] students_in_semester = new List<string>[4] { new(), new(), new(), new() };
+        foreach (var sp in Settings.Instance.Sports)
+        {
+            initial_sportlist.Add((sp, new()));
+        }
+
+        foreach (Student s in Settings.Instance.Students)
+        {
+            foreach (var sp in s.SelectedCourseNames)
+            {
+                foreach (var item in initial_sportlist)
+                {
+                    if (item.Item1.AlternativeNames.Contains(sp))
+                    {
+                        item.Item2.Add(s.ID);
+                        break;
+                    }
+                }
+            }
+        }
+
+        while (!requestExit())
+        {
+            Console.WriteLine($"Calculating... ({globalCount})");
+            foreach (var item in initial_sportlist)
+            {
+                if (item.Item2.Count >= item.Item1.MinStudents)
+                {
+                    int semester = getSemesterForSport(item.Item1);
+                    if (semester <= 0) goto semeq0;
+                    var inst = new CourseInstance();
+                    inst.Sport = item.Item1;
+                    inst.Students = new List<string>();
+                    // int dist = 1;
+                    for (int i = item.Item2.Count - 1; i >= 0; i--)
+                    {
+                        if (inst.Students.Count >= inst.Sport.MaxStudents)
+                            break;
+
+                        string stud = item.Item2[i];
+
+                        if (!students_in_semester[semester - 1].Contains(stud))
+                        {
+                            inst.Students.Add(stud);
+                            students_in_semester[semester - 1].Add(stud);
+                            item.Item2.RemoveAt(i);
+                        }
+                    }
+                    if (inst.Students.Count < inst.Sport.MinStudents)
+                    {
+                        // Rückgängig machen
+                        foreach (var s in inst.Students)
+                        {
+                            students_in_semester[semester-1].Remove(s);
+                            item.Item2.Add(s);
+                        }
+                        continue; // Kurs nicht erstellen
+                    }
+                    GeneratedCourses.Add((semester, inst));
+                    
+                    //MainWindow.Instance.TbResultLog.Text += ($"{semester} -> {inst.Students.Count}\n");
+                    //MainWindow.Instance.TbResultLog.Text += ($"{students_in_semester[0].Count} - {students_in_semester[1].Count} - {students_in_semester[2].Count} - {students_in_semester[3].Count}\n\n");
+                }
+
+                semeq0: ;
+            }
+            
+            
+        }
+        
+        // Kurse auffüllen (mit restl. Leuten)
+        foreach (var item in initial_sportlist)
+        {
+            if (item.Item2.Count > 0)
+            {
+                foreach (var ci in GeneratedCourses)
+                {
+                    
+                    if (item.Item1.ID == ci.Instance.Sport.ID)
+                    {
+                        int semester = ci.Semester;
+                        List<string> added = new();
+                        foreach (string stud in item.Item2)
+                        {
+                            if (ci.Instance.Students.Count >= ci.Instance.Sport.MaxStudents) break;
+                            if (!students_in_semester[semester-1].Contains(stud))
+                            {
+                                ci.Instance.Students.Add(stud);
+                                students_in_semester[semester-1].Add(stud);
+                                //ci.Instance.Students.Add(stud);
+                                added.Add(stud);
+                            }
+                        }
+
+                        // Hinzugefügte aus Initialkurs entfernen
+                        foreach (string s in added)
+                        {
+                            item.Item2.Remove(s);    
+                        }
+                    }
+                    //MainWindow.Instance.TbResultLog.Text += ($"{ci.Semester} -> {ci.Instance.Students.Count}\n");
+                    //MainWindow.Instance.TbResultLog.Text += ($"{students_in_semester[0].Count} - {students_in_semester[1].Count} - {students_in_semester[2].Count} - {students_in_semester[3].Count}\n\n");
+                }
+            }
+            
+        }
+        
+        // Kurs umdisponieren (besser verteilen)
+        // Kurs umdisponieren (besser verteilen)
+        bool changed;
+        int maxIterations = 20;
+        int iteration = 0;
+
+        do
+        {
+            changed = false;
+            iteration++;
+
+            // nach Sport gruppieren
+            var sports = GeneratedCourses
+                .GroupBy(c => c.Instance.Sport.ID);
+
+            foreach (var sportGroup in sports)
+            {
+                var courses = sportGroup.ToList();
+
+                // paarweise vergleichen
+                for (int i = 0; i < courses.Count; i++)
+                {
+                    for (int j = 0; j < courses.Count; j++)
+                    {
+                        if (i == j) continue;
+
+                        var cA = courses[i];
+                        var cB = courses[j];
+
+                        // nur sinnvoll, wenn Unterschied
+                        if (cA.Instance.Students.Count <= cB.Instance.Students.Count + 1)
+                            continue;
+
+                        // Kandidaten aus A nach B verschieben
+                        for (int k = cA.Instance.Students.Count - 1; k >= 0; k--)
+                        {
+                            string stud = cA.Instance.Students[k];
+
+                            // 1. Zielsemester frei?
+                            if (!isStudentFree(cB.Semester, stud))
+                                continue;
+
+                            // 2. Zielkurs hat noch Platz?
+                            if (cB.Instance.Students.Count >= cB.Instance.Sport.MaxStudents)
+                                continue;
+
+                            // 3. Quellkurs darf nicht unter Min fallen
+                            if (cA.Instance.Students.Count - 1 < cA.Instance.Sport.MinStudents)
+                                continue;
+
+                            // --- MOVE durchführen ---
+                            cA.Instance.Students.RemoveAt(k);
+                            students_in_semester[cA.Semester - 1].Remove(stud);
+
+                            cB.Instance.Students.Add(stud);
+                            students_in_semester[cB.Semester - 1].Add(stud);
+
+                            changed = true;
+                            break; // nach jedem Move neu bewerten
+                        }
+                    }
+                }
+            }
+
+        } while (changed && iteration < maxIterations);
+        
+
+        bool isStudentFree(int semester, string studentID)
+        {
+            foreach (var inst in GeneratedCourses)
+            {
+                if (semester != inst.Semester) continue;
+                foreach (string stud in inst.Instance.Students)
+                {
+                    if (stud == studentID) return false; // Schüler in genanntem Semester bereits gefunden
+                }
+            }
+
+            // Schüler nicht gefunden:
+            return true;
+        }
+
+        
+        bool requestExit()
+        {
+            globalCount++;
+            // max Kursanzahl
+            if (GeneratedCourses.Count >= Settings.Instance.NumCoursesPerSemester * 4) return true;
+            
+
+            int low = 0;
+            foreach (var item in initial_sportlist)
+            {
+                if (item.Item2.Count < item.Item1.MinStudents) low++;
+            }
+
+            if (low >= initial_sportlist.Count) return true;
+
+            if (globalCount >= 20) return true;
+            return false;
+        }
+
+        foreach (var tuple in initial_sportlist)
+        {
+            MainWindow.Instance.TbResultTextout.Text += $"{tuple.Item1}: {tuple.Item2.Count} remaining\n";
+        }
+        
+        // ...existing code...
+        int getSemesterForSport2(Sport sp)
+        {
+            int[] semcount = new int[4];
+
+            foreach (var inst in GeneratedCourses)
+                semcount[inst.Semester - 1]++;
+
+            int bestSem = 0;
+            int minCourses = int.MaxValue;
+
+            for (int i = 0; i < 4; i++)
+            {
+                if (sp.Semester[i] == 0) continue;
+
+                // prüfen, ob für diesen Sport im Semester i schon die maximale Anzahl erreicht ist
+                int sportCoursesInSemester = GeneratedCourses
+                    .Count(g => g.Semester == i + 1 && g.Instance.Sport.ID == sp.ID);
+
+                if (sportCoursesInSemester >= sp.Semester[i])
+                    continue;
+
+                if (semcount[i] < Settings.Instance.NumCoursesPerSemester &&
+                    semcount[i] < minCourses)
+                {
+                    minCourses = semcount[i];
+                    bestSem = i + 1;
+                }
+            }
+
+            return bestSem;
+        }
+        
+        int getSemesterForSport(Sport sp)
+        {
+            // 1. Zähle alle Kurse pro Semester (egal welche Sportart)
+            int[] totalCoursesPerSemester = new int[4];
+            foreach (var inst in GeneratedCourses)
+                totalCoursesPerSemester[inst.Semester - 1]++;
+
+            int bestSem = 0;
+            int minCourses = int.MaxValue;
+
+            // 2. Kandidaten-Semester durchgehen
+            for (int i = 0; i < 4; i++)
+            {
+                // a) Sport darf in diesem Semester gar nicht stattfinden?
+                if (sp.Semester[i] == 0)
+                    continue;
+
+                int semesterNumber = i + 1;
+
+                // b) Wie viele Kurse DIESES Sports gibt es schon in diesem Semester?
+                int sportCoursesInThisSemester = GeneratedCourses
+                    .Count(g => g.Semester == semesterNumber &&
+                                g.Instance.Sport.Name == sp.Name);
+
+                // c) Pro-Sport-Limit erreicht?
+                if (sportCoursesInThisSemester >= sp.Semester[i])
+                    continue;
+
+                // d) Globales Limit pro Semester erreicht?
+                if (totalCoursesPerSemester[i] >= Settings.Instance.NumCoursesPerSemester)
+                    continue;
+
+                // e) Wähle das Semester mit bisher insgesamt den wenigsten Kursen
+                if (totalCoursesPerSemester[i] < minCourses)
+                {
+                    minCourses = totalCoursesPerSemester[i];
+                    bestSem = semesterNumber;
+                }
+            }
+
+            return bestSem; // 0, falls kein zulässiges Semester gefunden
+        }
+
+        var errors = ValidateCourses(GeneratedCourses);
+
+        if (errors.Count == 0)
+        {
+            MainWindow.Instance.TbResultLog.Text = "--- Alle generierten Kursen erfüllen die gegebenen Voraussetzungen ---";
+        }
+        else
+        {
+            MainWindow.Instance.TbResultLog.Text = "--- Bei der Generierung sind folgende Fehler aufgetreten: ---\n\n";
+            foreach (var e in errors)
+                MainWindow.Instance.TbResultLog.Text += e + "\n";
+        }
+        
+        foreach (var course in GeneratedCourses)
+        {
+            foreach (var student in Settings.Instance.Students)
+            {
+                if (course.Instance.Students.Contains(student.ID))
+                {
+                    student.Result[course.Semester-1] = course.Instance.Sport.Name;
+                }
+            }
+        }
+        
+    }
+
+    public static string GenerateStatistics()
+    {
+        GeneratedCourses.Sort((x,y) => x.Semester.CompareTo(y.Semester) );
+        string sb = $"Generierte Kurse: {GeneratedCourses.Count}\n\n";
+        foreach (var genc in GeneratedCourses)
+        {
+            sb += $"Sem. {genc.Semester}: {genc.Instance.Sport.Name} ({genc.Instance.Students.Count} SuS)\n";
+        }
+        
+        
+
+        return sb;
+    }
+    
+    public static List<string> ValidateCourses(List<(int Semester, CourseInstance Instance)> courses)
+    {
+        List<string> errors = new();
+
+        // --- 1. Min/Max + Semester erlaubt ---
+        foreach (var tuple in courses)
+        {
+            int semester = tuple.Semester;
+            var inst = tuple.Instance;
+            var sport = inst.Sport;
+
+            if (inst.Students.Count < sport.MinStudents)
+            {
+                errors.Add($"[Min] {sport.Name} (Sem {semester}): {inst.Students.Count} < {sport.MinStudents}");
+            }
+
+            if (inst.Students.Count > sport.MaxStudents)
+            {
+                errors.Add($"[Max] {sport.Name} (Sem {semester}): {inst.Students.Count} > {sport.MaxStudents}");
+            }
+
+            if (sport.Semester[semester - 1] == 0)
+            {
+                errors.Add($"[Semester] {sport.Name} darf nicht in Semester {semester} stattfinden");
+            }
+
+            // --- doppelte Schüler im selben Kurs ---
+            for (int i = 0; i < inst.Students.Count; i++)
+            {
+                for (int j = i + 1; j < inst.Students.Count; j++)
+                {
+                    if (inst.Students[i] == inst.Students[j])
+                    {
+                        errors.Add($"[Kurs-Duplikat] {inst.Students[i]} mehrfach in {sport.Name} (Sem {semester})");
+                    }
+                }
+            }
+        }
+
+        // --- 2. Schüler doppelt im Semester ---
+        for (int sem = 1; sem <= 4; sem++)
+        {
+            List<string> students = new();
+
+            foreach (var tuple in courses)
+            {
+                if (tuple.Semester != sem) continue;
+
+                foreach (var stud in tuple.Instance.Students)
+                {
+                    // prüfen ob schon drin
+                    bool exists = false;
+                    foreach (var s in students)
+                    {
+                        if (s == stud)
+                        {
+                            exists = true;
+                            break;
+                        }
+                    }
+
+                    if (exists)
+                    {
+                        errors.Add($"[Doppelt] Schüler {stud} doppelt in Semester {sem}");
+                    }
+                    else
+                    {
+                        students.Add(stud);
+                    }
+                }
+            }
+        }
+
+        // --- 3. Sport-Angebote pro Semester zählen ---
+        // (ohne Dictionary: wir iterieren über alle Kurse und zählen jeweils erneut)
+
+        foreach (var tuple in courses)
+        {
+            int semester = tuple.Semester;
+            var sport = tuple.Instance.Sport;
+
+            int count = 0;
+
+            foreach (var other in courses)
+            {
+                if (other.Semester == semester &&
+                    other.Instance.Sport.Name == sport.Name)
+                {
+                    count++;
+                }
+            }
+
+            int allowed = sport.Semester[semester - 1];
+
+            if (count > allowed)
+            {
+                errors.Add($"[Sport-Semester] {sport.Name} in Sem {semester}: {count} Kurse > erlaubt {allowed}");
+            }
+        }
+
+        return errors;
+    }
+}

exporter.cs

@@ -0,0 +1,19 @@
+using System.IO;
+
+namespace spplus;
+
+public static class ExportUtility
+{
+    public static void ExportToCSV(string filepath)
+    {
+        char separator = ',';
+        string header = $"SchuelerID{separator}Sem1{separator}Sem2{separator}Sem3{separator}Sem4";
+        string output = header + "\n";
+        foreach (var student in Settings.Instance.Students)
+        {
+            output += $"{student.ID}{separator}{student.Result[0]}{separator}{student.Result[1]}{separator}{student.Result[2]}{separator}{student.Result[3]}\n";
+        }
+        
+        File.WriteAllText(filepath, output);
+    }
+}

import.cs

@@ -0,0 +1,50 @@
+using System;
+using System.Collections.Generic;
+using System.IO;
+using System.Linq;
+
+namespace spplus;
+
+public static class import
+{
+    public static List<Student> ImportStudentsFromFile(string path)
+    {
+        var dict = new Dictionary<string, (string Name, List<string> Courses)>();
+
+        foreach (var line in File.ReadLines(path).Skip(1)) // Header überspringen
+        {
+            if (string.IsNullOrWhiteSpace(line))
+                continue;
+
+            var parts = line.Split(',');
+            if (parts.Length < 3)
+                continue;
+
+            string nameWithId = parts[0].Trim();
+            string course = parts[2].Replace("(2)", "").Replace("(3)", "").Replace("(4)", "").Trim();
+
+            int open = nameWithId.LastIndexOf('(');
+            int close = nameWithId.LastIndexOf(')');
+            if (open < 0 || close < 0 || close <= open)
+                continue;
+
+            string name = nameWithId[..open].Trim();
+            string id = nameWithId[(open + 1)..close].Trim();
+
+            if (!dict.ContainsKey(id))
+                dict[id] = (name, new List<string>());
+
+            dict[id].Courses.Add(course);
+        }
+
+        var result = new List<Student>();
+
+        foreach (var (id, data) in dict)
+        {
+            var student = new Student(id, data.Name, data.Courses);
+            result.Add(student);
+        }
+
+        return result;
+    }
+}

structs.cs

@@ -1,50 +1,81 @@
 using System.Collections.Generic;
+using Avalonia.Data;
 
 namespace spplus;
 
-public abstract class Sport
+public class Sport
 {
+    public int ID { get; set; } = 0;
     public string Name { get; set; } = "Neuer Kurs";    // Kursname
-    public int MaxCoursesPerSemester { get; set; } = 1; // Maximale Anzahl an Kursen pro Semester
-    public int MaxStudents { get; set; } = 20;          // Maximale Anzahl an Schülern pro Kurs
+    
+    public int MaxStudents { get; set; } = 25;          // Maximale Anzahl an Schülern pro Kurs
     public int MinStudents  { get; set; } = 5;          // Minimale Anzahl an Schülern pro Kurs
-    public int[] Semester { get; set; } = [1, 2, 3, 4]; // Angebot in diesen Semestern
+    public int[] Semester { get; set; } = [2, 2, 2, 2]; // Maximale Anzahl an Angeboten in den jeweiligen Index-Semestern (0 => 1. Semester)
+    public List<string> AlternativeNames { get; set; } = new();
+    //public List<int> AlternativeCourses { get; set; } = new();
 
     protected Sport()
     {
         
     }
 
-    protected Sport(string name)
+    public Sport(string name)
     {
         Name = name;
     }
 
-    protected Sport(string name, int maxCoursesPerSemester, int maxStudents, int minStudents, int[] semester)
+    public Sport(string name, int maxCoursesPerSemester, int maxStudents, int minStudents, int[] semester, List<string> alternativeNames)
     {
         Name = name;
-        MaxCoursesPerSemester = maxCoursesPerSemester;
         MaxStudents = maxStudents;
         MinStudents = minStudents;
         Semester = semester;
+        AlternativeNames = alternativeNames;
+    }
+
+    // public void AddAlternativeSport(int id)
+    // {
+    //     AlternativeCourses.Add(id);
+    // }
+    //
+    // public void ClearAlternativeSport()
+    // {
+    //     AlternativeCourses.Clear();
+    // }
+
+    public override string ToString()
+    {
+        var alt = "";
+        foreach (var s in AlternativeNames)
+        {
+            alt += s + ", ";
+        }
+        return  $"{Name} ({alt})";
     }
 }
 
-public abstract class Student
+public class Student
 {
+    public string ID { get; set; } = "";        // ID des Schüler (z.B. NolteSeb)
     public string Name { get; set; } = "";        // Name des Schülers
-    public Sport[] SelectedCourses { get; set; } = new Sport[4];      // Kurswahl
-    public List<string>? Result { get; set; } = null;
+    public List<string> SelectedCourseNames { get; set; } = new();
+    public string[] Result { get; set; } = new string[4];
 
-    protected Student()
+    public Student()
     {
         
     }
     
-    protected Student(string name, Sport[] selectedCourses)
+    public override string ToString()
     {
+        return $"{Name} ({ID})";
+    }
+
+    public Student(string id, string name, List<string> selectedCoursesNames)
+    {
+        ID = id;
         Name  = name;
-        SelectedCourses = selectedCourses;
+        SelectedCourseNames = selectedCoursesNames;
     }
 }
 
@@ -54,6 +85,7 @@ public class Settings
 
     public List<Student> Students { get; set; } = [];
     public List<Sport> Sports { get; set; } = [];
+    public int NumCoursesPerSemester { get; set; } = 10;
 
     public Settings()
     {
@@ -64,4 +96,34 @@ public class Settings
     {
         // Hier importieren...
     }
+
+    public static void ImportInitial()
+    {
+        Instance.Sports.Add(new Sport("Tischtennis"){ AlternativeNames = {"Sport_TT"}});
+        Instance.Sports.Add(new Sport("Badminton"){ AlternativeNames = {"Sport_BM"}});
+        Instance.Sports.Add(new Sport("Gymnastik/Tanz"){ AlternativeNames = {"Sport_Gym"}});
+        Instance.Sports.Add(new Sport("Schwimmen"){ AlternativeNames = {"Sport_SW"}, Semester = [1, 1, 1, 1], MaxStudents = 18});
+        Instance.Sports.Add(new Sport("Bouldern"){ AlternativeNames = {"Sport_BO"}, Semester = [1, 1, 1, 1]});
+        Instance.Sports.Add(new Sport("Basketball"){ AlternativeNames = {"Sport_BS"}});
+        Instance.Sports.Add(new Sport("Fitness"){ AlternativeNames = {"Sport_Fit"}});
+        Instance.Sports.Add(new Sport("Fußball"){ AlternativeNames = {"Sport_Fuß"}, Semester = [1, 0, 1, 0]});
+        Instance.Sports.Add(new Sport("Handball"){ AlternativeNames = {"Sport_HB"}});
+        Instance.Sports.Add(new Sport("Leichtathletik"){ AlternativeNames = {"Sport_LA"}, Semester = [1, 0, 1, 0], MaxStudents = 18});
+        Instance.Sports.Add(new Sport("Tennis"){ AlternativeNames = {"Sport_Te"}});
+        Instance.Sports.Add(new Sport("Turnen"){ AlternativeNames = {"Sport_Tur"}});
+        Instance.Sports.Add(new Sport("Volleyball"){ AlternativeNames = {"Sport_VB"}});
+    }
+
+    public static string? GetSportNameFromID(int id)
+    {
+        foreach (var s in Instance.Sports)
+        {
+            if (s.ID == id)
+            {
+                return s.Name;
+            }
+        }
+
+        return null;
+    }
 }