56 lines
2.0 KiB
C#
56 lines
2.0 KiB
C#
using System.Reflection;
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namespace SushiBarContracts.DI;
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public static partial class ServiceProviderLoader
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{
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public static List<IImplementationExtension?> GetImplementationExtensions()
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{
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Type[] types =
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{
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typeof(ILogicImplementationExtension),
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typeof(IImplementationExtension)
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};
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var trueTypes = types.Select(x => (IImplementationExtension?)null).ToList();
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var files = Directory.GetFiles(TryGetImplementationExtensionsFolder(), "*.dll", SearchOption.AllDirectories);
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foreach (var file in files.Distinct())
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{
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Assembly asm = Assembly.LoadFrom(file);
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foreach (var t in asm.GetExportedTypes())
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{
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for (var i = 0; i < types.Length; i++)
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{
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if (t.IsClass && types[i].IsAssignableFrom(t))
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{
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if (trueTypes[i] == null)
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{
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trueTypes[i] = (IImplementationExtension)Activator.CreateInstance(t)!;
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}
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else
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{
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var newSource = (IImplementationExtension)Activator.CreateInstance(t)!;
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if (newSource.Priority > trueTypes[i].Priority)
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{
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trueTypes[i] = newSource;
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}
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}
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}
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}
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}
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}
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return trueTypes;
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}
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private static string TryGetImplementationExtensionsFolder()
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{
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var directory = new
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DirectoryInfo(Directory.GetCurrentDirectory());
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while (directory != null && directory
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.GetDirectories("ImplementationExtensions", SearchOption.AllDirectories)
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.All(x => x.Name != "ImplementationExtensions"))
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{
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directory = directory.Parent;
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}
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return $"{directory?.FullName}\\ImplementationExtensions";
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}
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} |