Added ENI style login screen

src/BreCalClient/App.xaml

@@ -4,6 +4,13 @@
              xmlns:local="clr-namespace:BreCalClient"
              StartupUri="MainWindow.xaml">
     <Application.Resources>
-         
+
+        <ResourceDictionary>
+            <ResourceDictionary.MergedDictionaries>
+                
+                <ResourceDictionary Source="Resources\StringResources.xaml"/>
+            </ResourceDictionary.MergedDictionaries>
+        </ResourceDictionary>
+
     </Application.Resources>
 </Application>

src/BreCalClient/BreCalClient.csproj

@@ -7,4 +7,37 @@
     <UseWPF>true</UseWPF>
   </PropertyGroup>
 
+  <ItemGroup>
+    <Page Remove="Resources\StringResources.xaml" />
+    <Page Remove="StringResources.de.xaml" />
+  </ItemGroup>
+
+  <ItemGroup>
+    <Compile Include="..\..\misc\BreCalApi.cs">
+      <DesignTime>True</DesignTime>
+      <AutoGen>True</AutoGen>
+      <DependentUpon>BreCalApi.yaml</DependentUpon>
+    </Compile>
+  </ItemGroup>
+
+  <ItemGroup>
+    <None Include="..\..\misc\BreCalApi.yaml" Link="BreCalApi.yaml">
+      <Generator>OpenApiCodeGenerator</Generator>
+      <LastGenOutput>BreCalApi.cs</LastGenOutput>
+    </None>
+    <Resource Include="Resources\StringResources.de.xaml">
+      <Generator>MSBuild:Compile</Generator>
+    </Resource>
+    <Resource Include="Resources\StringResources.xaml" />
+  </ItemGroup>
+
+  <ItemGroup>
+    <PackageReference Include="Extended.Wpf.Toolkit" Version="4.5.0" />
+    <PackageReference Include="JsonSubTypes" Version="2.0.1" />
+    <PackageReference Include="log4net" Version="2.0.15" />
+    <PackageReference Include="Newtonsoft.Json" Version="13.0.3" />
+    <PackageReference Include="Polly" Version="7.2.3" />
+    <PackageReference Include="RestSharp" Version="108.0.2" />
+  </ItemGroup>
+
 </Project>

src/BreCalClient/MainWindow.xaml

@@ -3,10 +3,42 @@
         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"
-        xmlns:local="clr-namespace:BreCalClient"
+        xmlns:local="clr-namespace:BreCalClient"        
+        xmlns:xctk="http://schemas.xceed.com/wpf/xaml/toolkit"
         mc:Ignorable="d"
-        Title="MainWindow" Height="450" Width="800">
+        Title="{DynamicResource textApplicationTitle}" Height="450" Width="800" Loaded="Window_Loaded">
-    <Grid>
 
-    </Grid>
+    <xctk:BusyIndicator Name="busyIndicator" IsBusy="True">
+        <xctk:BusyIndicator.ProgressBarStyle>
+            <Style TargetType="ProgressBar">
+                <Setter Property="Visibility" Value="Collapsed" />
+            </Style>
+        </xctk:BusyIndicator.ProgressBarStyle>
+        <xctk:BusyIndicator.BusyContent>
+            <Grid Width="320">
+                <Grid.RowDefinitions>
+                    <RowDefinition Height="28" />
+                    <RowDefinition Height="28" />
+                    <RowDefinition Height="28" />
+                    <RowDefinition Height="28" />
+                    <RowDefinition Height="28" />
+                </Grid.RowDefinitions>
+                <Grid.ColumnDefinitions>
+                    <ColumnDefinition Width="1*" />
+                    <ColumnDefinition Width="1*" />
+                </Grid.ColumnDefinitions>
+                <Label Content="{DynamicResource textLoginCaption}" Grid.Row="0" Grid.ColumnSpan="2" HorizontalContentAlignment="Center" VerticalContentAlignment="Center" />
+                <Label Content="{DynamicResource textUsername}" Grid.Row="1" VerticalContentAlignment="Center" />
+                <Label Content="{DynamicResource textPassword}" Grid.Row="2" VerticalContentAlignment="Center" />
+                <TextBox Name="textUsername" Grid.Row="1" Grid.Column="1" Margin="2" VerticalContentAlignment="Center" />
+                <PasswordBox Name="textPassword" Grid.Row="2" Grid.Column="1" Margin="2" VerticalContentAlignment="Center"  PasswordChar="*"/>
+                <Label Name="labelLoginResult" Grid.Row="3" Grid.ColumnSpan="2" HorizontalContentAlignment="Center" VerticalContentAlignment="Center" />
+                <Button Name="buttonLogin" Content="{DynamicResource textLogin}" Grid.Row="4" Grid.Column="0" Margin="2" Click="buttonLogin_Click" IsDefault="True" />
+                <Button Name="buttonExit" Content="{DynamicResource textExit}" Grid.Row="4" Grid.Column="1" Margin="2" Click="buttonExit_Click" />
+            </Grid>
+        </xctk:BusyIndicator.BusyContent>
+        <Grid>
+
+        </Grid>
+    </xctk:BusyIndicator>
 </Window>

src/BreCalClient/MainWindow.xaml.cs

@@ -13,16 +13,64 @@ using System.Windows.Media.Imaging;
 using System.Windows.Navigation;
 using System.Windows.Shapes;
 
+using BreCalClient.misc.Api;
+using BreCalClient.misc.Client;
+using BreCalClient.misc.Model;
+
 namespace BreCalClient
 {
     /// <summary>
     /// Interaction logic for MainWindow.xaml
     /// </summary>
     public partial class MainWindow : Window
-    {
+    {        
+        DefaultApi _api;
         public MainWindow()
         {
             InitializeComponent();
+            _api = new DefaultApi();                       
+        }
+
+        private void Window_Loaded(object sender, RoutedEventArgs e)
+        {
+            
+        }
+
+        private async void buttonLogin_Click(object sender, RoutedEventArgs e)
+        {
+            if (string.IsNullOrEmpty(this.textPassword.Password) || string.IsNullOrEmpty(this.textUsername.Text))
+            {
+                this.labelLoginResult.Content = Application.Current.FindResource("textUserNamePasswordEmpty").ToString();
+                return;
+            }
+
+            Credentials credentials = new(username: textUsername.Text.Trim(), 
+                password: textPassword.Password.Trim());
+
+            try
+            {
+                LoginResult loginResult = await _api.LoginPostAsync(credentials);
+                if(loginResult != null)
+                {
+                    if(loginResult.Id > 0)
+                    {
+                        this.busyIndicator.IsBusy = false;
+                    }
+                }
+            }
+            catch (ApiException ex)
+            {
+                this.labelLoginResult.Content = ex.Message;
+            }
+            catch(Exception ex)
+            {
+                MessageBox.Show(ex.Message, "Error", MessageBoxButton.OK, MessageBoxImage.Error);
+            }
+        }
+
+        private void buttonExit_Click(object sender, RoutedEventArgs e)
+        {
+            this.Close();
         }
     }
 }

src/BreCalClient/Resources/StringResources.de.xaml

@@ -0,0 +1,10 @@
+<ResourceDictionary xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
+                    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+                    xmlns:system="clr-namespace:System;assembly=mscorlib">
+	<system:String x:Key="textLoginCaption">Benutzer Anmeldung</system:String>
+	<system:String x:Key="textUsername">Benutzername</system:String>
+	<system:String x:Key="textPassword">Passwort</system:String>
+	<system:String x:Key="textLogin">Anmelden</system:String>
+	<system:String x:Key="textExit">Abbrechen</system:String>
+	<system:String x:Key="textUserNamePasswordEmpty">Benutzername / Password leer!</system:String>
+</ResourceDictionary>

src/BreCalClient/Resources/StringResources.xaml

@@ -0,0 +1,11 @@
+<ResourceDictionary xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
+                    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+                    xmlns:system="clr-namespace:System;assembly=mscorlib">
+    <system:String x:Key="textLoginCaption">User login</system:String>
+    <system:String x:Key="textUsername">Username</system:String>
+    <system:String x:Key="textPassword">Password</system:String>
+    <system:String x:Key="textLogin">Login</system:String>
+    <system:String x:Key="textExit">Exit</system:String>
+    <system:String x:Key="textApplicationTitle">Bremen calling</system:String>
+    <system:String x:Key="textUserNamePasswordEmpty">Username and/or password empty!</system:String>
+</ResourceDictionary>