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MyliakMyliak
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Finishing touches
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‎README.md‎

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# TODO / IDEAPAD
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- [ ] open source zdroje
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- [ ] editable history grid
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- [ ] 1 default input
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- [ ] feature breakdown
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- [ ] fun lottery wheel
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- [ ] import
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# Stream Utilities
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This is small code project, made as a portfolio showcasing my experience in frontend using WPF technology in C# language.
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## Ticket Lottery
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Application which has intuitive UI for inputting new tickets and drawing a winner. It features editable and filterable history list, ticket calculations, and a simple design with rich code base representing latest modern frontend solutions.

‎StreamUtilities.sln‎

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@@ -7,6 +7,7 @@ Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "TicketLottery", "TicketLott
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EndProject
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Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = "Solution Items", "Solution Items", "{8EC462FD-D22E-90A8-E5CE-7E832BA40C5D}"
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ProjectSection(SolutionItems) = preProject
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README.md = README.md
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.github\workflows\release.yml = .github\workflows\release.yml
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EndProjectSection
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EndProject

‎TicketLottery/Dialogs/LotterySettingsDialog.xaml‎

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<RowDefinition />
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<RowDefinition />
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</Grid.RowDefinitions>
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<TextBox Margin="8" Text="{Binding DonationSplit, Mode=TwoWay}">
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<TextBox Margin="8"
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md:HintAssist.Hint="Donation Split"
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Style="{StaticResource MaterialDesignFloatingHintTextBox}"
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Text="{Binding DonationSplit, Mode=TwoWay}">
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<i:Interaction.Behaviors>
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<b:NumericTextBoxBehavior />
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</i:Interaction.Behaviors>

‎TicketLottery/Dialogs/SpinWinnerDialog.xaml‎

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<ResourceDictionary xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
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xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
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xmlns:b="clr-namespace:TicketLottery.Behaviors"
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xmlns:i="http://schemas.microsoft.com/xaml/behaviors"
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xmlns:md="http://materialdesigninxaml.net/winfx/xaml/themes"
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xmlns:p="clr-namespace:TicketLottery.Properties"
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xmlns:vm="clr-namespace:TicketLottery.ViewModels">
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<DataTemplate DataType="{x:Type vm:SpinWinnerViewModel}">
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<Grid Width="300" Height="180">
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<i:Interaction.Triggers>
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<i:EventTrigger EventName="Loaded">
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<i:InvokeCommandAction Command="{Binding InitializeCommand}" />
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</i:EventTrigger>
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</i:Interaction.Triggers>
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<Grid.RowDefinitions>
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<RowDefinition Height="Auto" />
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<RowDefinition Height="Auto" />
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<RowDefinition Height="Auto" />
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</Grid.RowDefinitions>
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<TextBlock Grid.Row="0"
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Margin="16"
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HorizontalAlignment="Center"
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Style="{StaticResource MaterialDesignHeadline5TextBlock}"
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Text="{Binding Header}" />
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<TextBlock Grid.Row="1"
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Margin="16"
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HorizontalAlignment="Center"
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Text="{Binding WinnerUserName}" />
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<StackPanel Grid.Row="2"
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Margin="8"
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HorizontalAlignment="Center"
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Orientation="Horizontal">
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<Button Margin="8"
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Command="{x:Static md:DialogHost.CloseDialogCommand}"
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Content="Done"
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Style="{StaticResource MaterialDesignRaisedButton}" />
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<Button Margin="8"
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Command="{Binding InitializeCommand}"
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Content="Reroll"
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Style="{StaticResource MaterialDesignOutlinedButton}" />
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</StackPanel>
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</Grid>
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</DataTemplate>
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</ResourceDictionary>

‎TicketLottery/TicketInputWindow.xaml‎

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xmlns:conv="clr-namespace:TicketLottery.Converters"
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xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
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xmlns:dgx="urn:tom-englert.de/DataGridExtensions"
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xmlns:enum="clr-namespace:TicketLottery.Enums"
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xmlns:i="http://schemas.microsoft.com/xaml/behaviors"
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xmlns:local="clr-namespace:TicketLottery"
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xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
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xmlns:md="http://materialdesigninxaml.net/winfx/xaml/themes"
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xmlns:p="clr-namespace:TicketLottery.Properties"
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xmlns:sys="clr-namespace:System;assembly=mscorlib"
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xmlns:vm="clr-namespace:TicketLottery.ViewModels"
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Title="Stream Utilites"
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Width="1200"
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<ResourceDictionary>
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<ResourceDictionary.MergedDictionaries>
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<ResourceDictionary Source="/Dialogs/LotterySettingsDialog.xaml" />
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<ResourceDictionary Source="/Dialogs/SpinWinnerDialog.xaml" />
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<ResourceDictionary>
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<conv:KeyDownEventArgsConverter x:Key="KeyDownEventArgsConverter" />
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</ResourceDictionary>
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<ResourceDictionary>
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<ObjectDataProvider x:Key="TicketTypeData"
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MethodName="GetValues"
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ObjectType="{x:Type sys:Enum}">
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<ObjectDataProvider.MethodParameters>
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<x:Type TypeName="enum:TicketType" />
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</ObjectDataProvider.MethodParameters>
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</ObjectDataProvider>
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</ResourceDictionary>
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</ResourceDictionary.MergedDictionaries>
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</ResourceDictionary>
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</Window.Resources>
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Style="{StaticResource MaterialDesignHeadline5TextBlock}"
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Text="Ticket Lottery" />
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<Button Grid.Column="2"
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Command="{x:Static md:DialogHost.OpenDialogCommand}"
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CommandParameter="{x:Static p:Settings.Default}"
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Command="{Binding ShowSettingsDialogCommand}"
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Content="{md:PackIcon Settings}"
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Style="{StaticResource MaterialDesignIconButton}" />
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</Grid>
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<DataGridTextColumn MinWidth="100"
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Binding="{Binding Count, UpdateSourceTrigger=PropertyChanged}"
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Header="Count" />
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<DataGridTextColumn MinWidth="100"
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Binding="{Binding Type, UpdateSourceTrigger=PropertyChanged}"
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Header="Type" />
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<DataGridComboBoxColumn MinWidth="120"
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Header="Type"
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ItemsSource="{Binding Source={StaticResource TicketTypeData}, Mode=OneWay}"
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SelectedValueBinding="{Binding Type, UpdateSourceTrigger=PropertyChanged}" />
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<DataGridTextColumn MinWidth="100"
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Binding="{Binding InsertTime, StringFormat=g}"
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Header="Insert Time"
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AutoGenerateColumns="False"
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BorderThickness="2"
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CanUserAddRows="False"
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IsReadOnly="True"
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ItemsSource="{Binding Tickets}"
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SelectionUnit="FullRow">
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<DataGrid.Columns>
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</DataGrid>
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<Button Grid.Row="1"
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HorizontalAlignment="Center"
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Command="{Binding ShowSpinWinnerDialogCommand}"
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Content="Spin!" />
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</Grid>
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</Grid>

‎TicketLottery/Utilities/TicketWriter.cs‎

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{
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public static class TicketWriter
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{
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private static string JsonPath = Path.Combine(Environment.GetFolderPath(Environment.SpecialFolder.ApplicationData), "data.json");
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private static string JsonPath = Path.Combine(Environment.GetFolderPath(Environment.SpecialFolder.ApplicationData), "TicketLottery", "data.json");
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public static void Save(IEnumerable<InsertHistoryModel> data)
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{

‎TicketLottery/ViewModels/SpinWinnerViewModel.cs‎

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using CommunityToolkit.Mvvm.ComponentModel;
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using CommunityToolkit.Mvvm.Input;
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using System.Diagnostics;
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using System.Windows.Threading;
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using TicketLottery.Models;
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namespace TicketLottery.ViewModels
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{
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public partial class SpinWinnerViewModel : ObservableObject
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{
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[ObservableProperty]
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private IEnumerable<TicketModel> _tickets;
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[ObservableProperty]
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private string? _winnerUserName;
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[ObservableProperty]
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private string _header;
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public SpinWinnerViewModel(IEnumerable<TicketModel> tickets)
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{
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_tickets = tickets;
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_header = "And the winner is ...";
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}
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[RelayCommand]
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public async Task Initialize()
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{
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// Create a weighted list based on the number of tickets each user has
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List<string> weightedTickets = Tickets.SelectMany(ticket => Enumerable.Repeat(ticket.Username, ticket.Count)).ToList();
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// Randomly select a winner from the weighted list
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Random random = new Random();
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int currentValue = 0;
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int currentIncrement = 0;
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while (currentValue < 500)
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{
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currentValue += currentIncrement;
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currentIncrement += 1;
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await Task.Delay(currentValue);
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string newWinnerUserName = string.Empty;
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do
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{
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newWinnerUserName = weightedTickets[random.Next(weightedTickets.Count)];
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}
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while (newWinnerUserName == WinnerUserName);
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WinnerUserName = newWinnerUserName;
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}
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Header = "Congratulations!";
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}
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}
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}

‎TicketLottery/ViewModels/TicketInputViewModel.cs‎

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using CommunityToolkit.Mvvm.ComponentModel;
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using CommunityToolkit.Mvvm.Input;
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using MaterialDesignThemes.Wpf;
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using System.Collections.ObjectModel;
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using System.Windows.Input;
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using TicketLottery.Models;
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TicketWriter.Save(InsertHistory);
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Tickets = TicketCalculator.GetTickets(InsertHistory).ToList();
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}
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[RelayCommand]
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private async Task ShowSpinWinnerDialog()
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{
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await DialogHost.Show(new SpinWinnerViewModel(Tickets));
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}
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[RelayCommand]
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private async Task ShowSettingsDialog()
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{
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await DialogHost.Show(Properties.Settings.Default);
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}
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}
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}

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