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27 lines
1.3 KiB
27 lines
1.3 KiB
using Microsoft.Extensions.DependencyInjection;
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using MultiTerm.Core.Factories;
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using MultiTerm.Core.ViewModel;
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namespace MultiTerm.Core.Helpers;
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public static class ServiceExtensions
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{
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/// <summary>
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/// Service Extension to add all implementations of <see cref="ITerminalViewModel"/> to Dependency Injection.
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/// Also adds <see cref="TerminalViewModelFactory"/> to Dependency injection, which allows instanciation of <see cref="ITerminalViewModel"/> during runtime.
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/// </summary>
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/// <param name="services">existing services collection</param>
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public static void AddTerminalViewModelFactory(this IServiceCollection services)
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{
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// add all implementations to the services collection
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services.AddTransient<ITerminalViewModel, SendReceiveViewModel>();
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services.AddTransient<ITerminalViewModel, ConsoleViewModel>();
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// add a function to the services collection, which is used by the TerminalViewModelFactory
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// to get a list of all registered implementations of ITerminalViewModel
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services.AddSingleton<Func<IEnumerable<ITerminalViewModel>>>(x => () => x.GetService<IEnumerable<ITerminalViewModel>>()!);
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// add the factory itself to the services collection
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services.AddSingleton<ITerminalViewModelFactory, TerminalViewModelFactory>();
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}
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}
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