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using Microsoft.Extensions.DependencyInjection;
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using System.Reflection;
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namespace Ds.Module.AppStartup
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{
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/// <summary>
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///
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/// </summary>
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[AttributeUsage(AttributeTargets.Class)]
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public class Ds_StartupAttribute : Attribute
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{ }
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public interface IDs_App_Startup
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{
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void ConfigureServices(IServiceCollection services);
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void Configure(object app);
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}
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/// <summary>
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///
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/// </summary>
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public static class Ds_App_Startup
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{
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public static void Run()
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{
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try
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{
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var startupTypes = Assembly.GetCallingAssembly().GetTypes()
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.Where(type => type.GetCustomAttribute<Ds_StartupAttribute>() != null);
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var services = new ServiceCollection();
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foreach (var startupType in startupTypes)
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{
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var startupInstance = Activator.CreateInstance(startupType) as IDs_App_Startup;
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startupInstance?.ConfigureServices(services);
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}
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// 构建 IServiceProvider
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var serviceProvider = services.BuildServiceProvider();
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foreach (var startupType in startupTypes)
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{
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var startupInstance = Activator.CreateInstance(startupType);
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var configureMethod = startupType.GetMethod("Configure");
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if (configureMethod != null)
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{
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configureMethod.Invoke(startupInstance, new[] { serviceProvider });
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}
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}
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}
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catch (Exception ex)
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{
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// 友好的错误消息和日志记录
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Console.WriteLine($"An error occurred: {ex.Message}");
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// 日志记录
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// Logger.LogError(ex, "An error occurred during startup.");
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}
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}
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}
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//// 示例启动类
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//[MyFrameworkStartup]
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//public class MyFrameworkStartup : IMyFrameworkStartup
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//{
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// public void ConfigureServices(IServiceCollection services)
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// {
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// // 配置服务
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// services.AddTransient<IMyService, MyService>();
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// // 其他服务配置...
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// }
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// public void Configure(object app)
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// {
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// // 配置中间件
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// // 其他中间件配置...
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// }
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//}
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// 示例服务
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//public interface IMyService
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//{
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// void DoSomething();
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//}
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//public class MyService : IMyService
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//{
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// public void DoSomething()
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// {
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// Console.WriteLine("Doing something...");
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// }
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//}
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//internal class Program
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//{
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// private static void Main()
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// {
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// MyFramework.Run();
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// }
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//}
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}
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huangixn
10 months ago