add: WebApplication控制服务
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@ -2,5 +2,5 @@
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public class BlogApplicationOptions
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{
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public string[]? Args { get; init; }
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public required string[] Args { get; init; }
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}
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8
YaeBlog.Core/Components/_Imports.razor
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8
YaeBlog.Core/Components/_Imports.razor
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@using System.Net.Http
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@using System.Net.Http.Json
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@using Microsoft.AspNetCore.Components.Forms
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@using Microsoft.AspNetCore.Components.Routing
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@using Microsoft.AspNetCore.Components.Web
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@using static Microsoft.AspNetCore.Components.Web.RenderMode
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@using Microsoft.AspNetCore.Components.Web.Virtualization
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@using Microsoft.JSInterop
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@ -1,4 +1,5 @@
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using Markdig;
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using Microsoft.AspNetCore.Builder;
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using Microsoft.Extensions.Configuration;
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using Microsoft.Extensions.DependencyInjection;
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using YaeBlog.Core.Builder;
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@ -11,7 +12,7 @@ namespace YaeBlog.Core.Extensions;
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internal static class BlogApplicationExtension
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{
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public static BlogApplicationBuilder ConfigureBlogApplication(this BlogApplicationBuilder builder)
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public static void ConfigureBlogApplication(this BlogApplicationBuilder builder)
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{
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builder.Configuration.AddJsonFile("appsettings.json", optional: true, reloadOnChange: true);
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builder.Configuration.AddJsonFile($"appsettings.{builder.Environment.EnvironmentName}.json",
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@ -33,7 +34,14 @@ internal static class BlogApplicationExtension
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builder.Services.AddSingleton<EssayScanService>();
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builder.Services.AddSingleton<RendererService>();
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builder.Services.AddSingleton<EssayContentService>();
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}
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return builder;
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public static void ConfigureWebApplication(this BlogApplicationBuilder builder,
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Action<WebApplicationBuilder> configureWebApplicationBuilder,
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Action<WebApplication> configureWebApplication)
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{
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builder.Services.AddHostedService<WebApplicationHostedService>(provider =>
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new WebApplicationHostedService(configureWebApplicationBuilder,
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configureWebApplication, provider));
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}
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}
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100
YaeBlog.Core/Services/WebApplicationHostedService.cs
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100
YaeBlog.Core/Services/WebApplicationHostedService.cs
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using Microsoft.AspNetCore.Builder;
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using Microsoft.Extensions.DependencyInjection;
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using Microsoft.Extensions.Hosting;
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namespace YaeBlog.Core.Services;
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public class WebApplicationHostedService : IHostedService
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{
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private readonly WebApplicationBuilder _websiteBuilder = WebApplication.CreateBuilder();
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private readonly Action<WebApplication> _configureWebApplication;
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private Website? _currentWebsite;
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public WebApplicationHostedService(Action<WebApplicationBuilder> configureWebApplicationBuilder,
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Action<WebApplication> configureWebApplication,
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IServiceProvider hostServiceProvider)
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{
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_configureWebApplication = configureWebApplication;
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configureWebApplicationBuilder(_websiteBuilder);
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AddHostServices(hostServiceProvider);
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}
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public async Task BuildWebsite()
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{
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if (_currentWebsite is not null)
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{
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await _currentWebsite.ShutdownAsync(new CancellationToken());
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}
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WebApplication application = _websiteBuilder.Build();
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_configureWebApplication(application);
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IHostLifetime websiteLifetime = application.Services.GetRequiredService<IHostLifetime>();
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_currentWebsite = new Website(application, websiteLifetime);
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}
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public Task RunAsync()
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{
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if (_currentWebsite is not null)
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{
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return _currentWebsite.RunAsync();
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}
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throw new InvalidOperationException("Website has not been built.");
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}
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public Task ShutdownAsync()
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{
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if (_currentWebsite is { Running: true })
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{
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return _currentWebsite.ShutdownAsync(new CancellationToken());
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}
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throw new InvalidOperationException("Website is not running.");
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}
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public async Task StartAsync(CancellationToken cancellationToken)
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{
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await BuildWebsite();
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_ = RunAsync();
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}
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public Task StopAsync(CancellationToken cancellationToken)
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{
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if (_currentWebsite is { Running: true })
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{
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return _currentWebsite.ShutdownAsync(cancellationToken);
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}
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return Task.CompletedTask;
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}
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private void AddHostServices(IServiceProvider provider)
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{
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_websiteBuilder.Services.AddSingleton<EssayContentService>(_ =>
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provider.GetRequiredService<EssayContentService>());
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}
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private class Website(WebApplication application, IHostLifetime websiteLifetime)
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{
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public bool Running { get; private set; }
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public Task RunAsync()
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{
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Running = true;
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return application.RunAsync();
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}
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public async Task ShutdownAsync(CancellationToken cancellationToken)
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{
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if (!Running)
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{
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await websiteLifetime.StopAsync(cancellationToken);
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}
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Running = false;
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}
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}
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}
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@ -10,6 +10,10 @@
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<ItemGroup>
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<SupportedPlatform Include="browser" />
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</ItemGroup>
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<ItemGroup>
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<FrameworkReference Include="Microsoft.AspNetCore.App" />
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</ItemGroup>
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<ItemGroup>
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<PackageReference Include="Markdig" Version="0.34.0" />
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@ -1 +0,0 @@
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@using Microsoft.AspNetCore.Components.Web
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