ФТ-304 Унисихин Никита

BadNews/BadNews.csproj

@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk.Web">
 
   <PropertyGroup>
-    <TargetFramework>net5.0</TargetFramework>
+    <TargetFramework>net7.0</TargetFramework>
     <LangVersion>9</LangVersion>
   </PropertyGroup>
 

BadNews/Components/ArchiveLinksViewComponent.cs

@@ -0,0 +1,37 @@
+using System;
+using BadNews.Repositories.News;
+using Microsoft.AspNetCore.Mvc;
+using Microsoft.Extensions.Caching.Memory;
+
+namespace BadNews.Components
+{
+    public class ArchiveLinksViewComponent : ViewComponent
+    {
+        private readonly INewsRepository newsRepository;
+        private IMemoryCache memoryCache;
+
+        public ArchiveLinksViewComponent(INewsRepository newsRepository, IMemoryCache memoryCache)
+        {
+            this.newsRepository = newsRepository;
+            this.memoryCache = memoryCache;
+        }
+
+        public IViewComponentResult Invoke()
+        {
+            const string cacheKey = nameof(ArchiveLinksViewComponent);
+            if (memoryCache.TryGetValue(cacheKey, out var years))
+                return View(years);
+
+            years = newsRepository.GetYearsWithArticles();
+            if (years != null)
+            {
+                memoryCache.Set(cacheKey, years, new MemoryCacheEntryOptions
+                {
+                    AbsoluteExpirationRelativeToNow = TimeSpan.FromSeconds(30)
+                });
+            }
+
+            return View(years);
+        }
+    }
+}

BadNews/Components/WeatherViewComponent.cs

@@ -0,0 +1,21 @@
+using System.Threading.Tasks;
+using BadNews.Repositories.Weather;
+using Microsoft.AspNetCore.Mvc;
+
+namespace BadNews.Components
+{
+    public class WeatherViewComponent : ViewComponent
+    {
+        private IWeatherForecastRepository _weatherForecastRepository;
+
+        public WeatherViewComponent(IWeatherForecastRepository weatherForecastRepository)
+        {
+            _weatherForecastRepository = weatherForecastRepository;
+        }
+
+        public async Task<IViewComponentResult> InvokeAsync()
+        {
+            return View(await _weatherForecastRepository.GetWeatherForecastAsync());
+        }
+    }
+}

BadNews/Controllers/EditorController.cs

@@ -0,0 +1,49 @@
+using System;
+using BadNews.Elevation;
+using BadNews.Models.Editor;
+using BadNews.Repositories.News;
+using Microsoft.AspNetCore.Mvc;
+
+namespace BadNews.Controllers
+{
+    [ElevationRequiredFilter]
+    public class EditorController : Controller
+    {
+        private readonly INewsRepository newsRepository;
+
+        public EditorController(INewsRepository newsRepository)
+        {
+            this.newsRepository = newsRepository;
+        }
+
+        public IActionResult Index()
+        {
+            return View(new IndexViewModel());
+        }
+
+        [HttpPost]
+        public IActionResult CreateArticle([FromForm] IndexViewModel model)
+        {
+            if (!ModelState.IsValid)
+                return View("Index", model);
+            var id = newsRepository.CreateArticle(new NewsArticle
+            {
+                Date = DateTime.Now.Date,
+                Header = model.Header,
+                Teaser = model.Teaser,
+                ContentHtml = model.ContentHtml,
+            });
+
+            return RedirectToAction("FullArticle", "News", new
+            {
+                id
+            });
+        }
+        [HttpPost]
+        public IActionResult DeleteArticle(Guid id)
+        {
+            newsRepository.DeleteArticleById(id);
+            return RedirectToAction("Index", "News");
+        }
+    }
+}

BadNews/Controllers/ErrorController.cs

@@ -0,0 +1,28 @@
+using System;
+using Microsoft.AspNetCore.Mvc;
+using Microsoft.Extensions.Logging;
+
+namespace BadNews.Controllers
+{
+    public class ErrorsController : Controller
+    {
+        private readonly ILogger<ErrorsController> logger;
+
+        public ErrorsController(ILogger<ErrorsController> logger)
+        {
+            this.logger = logger;
+        }
+
+        public IActionResult StatusCode(int? code)
+        {
+            logger.LogWarning("status-code {code} at {time}", code, DateTime.Now);
+            return View(code);
+        }
+
+
+        public IActionResult Exception()
+        {
+            return View(null, HttpContext.TraceIdentifier);
+        }
+    }
+}

BadNews/Controllers/NewsController.cs

@@ -0,0 +1,43 @@
+using System;
+using System.Threading.Tasks;
+using BadNews.ModelBuilders.News;
+using Microsoft.AspNetCore.Mvc;
+using Microsoft.Extensions.Caching.Memory;
+
+namespace BadNews.Controllers
+{
+    public class NewsController : Controller
+    {
+        private readonly INewsModelBuilder newsModelBuilder;
+        private readonly IMemoryCache memoryCache;
+
+        public NewsController(INewsModelBuilder newsModelBuilder, IMemoryCache memoryCache)
+        {
+            this.newsModelBuilder = newsModelBuilder;
+            this.memoryCache = memoryCache;
+        }
+
+        [ResponseCache(Duration = 30, Location = ResponseCacheLocation.Client, VaryByHeader = "Cookie")]
+        public async Task<IActionResult> Index(int? year, int pageIndex = 0)
+        {
+            var model = newsModelBuilder.BuildIndexModel(pageIndex!, true, year);
+            return View(model);
+        }
+
+        [ResponseCache(Location = ResponseCacheLocation.None, NoStore = true)]
+        public async Task<IActionResult> FullArticle(Guid id)
+        {
+            if (memoryCache.TryGetValue(id, out var model)) return View(model);
+
+            model = newsModelBuilder.BuildFullArticleModel(id);
+
+            if (model is null) return NotFound();
+
+            memoryCache.Set(id, model, new MemoryCacheEntryOptions
+            {
+                SlidingExpiration = TimeSpan.FromSeconds(30)
+            });
+            return View(model);
+        }
+    }
+}

BadNews/Elevation/ElevationMiddleware.cs

@@ -7,15 +7,36 @@ namespace BadNews.Elevation
     public class ElevationMiddleware
     {
         private readonly RequestDelegate next;
-    
+
         public ElevationMiddleware(RequestDelegate next)
         {
             this.next = next;
         }
-    
+
         public async Task InvokeAsync(HttpContext context)
         {
-            throw new NotImplementedException();
+            if (context.Request.Path != "/elevation")
+            {
+                await next(context);
+                return;
+            }
+
+            if (context.Request.Query.ContainsKey("up"))
+            {
+                context
+                    .Response
+                    .Cookies
+                    .Append
+                    (
+                        ElevationConstants.CookieName,
+                        ElevationConstants.CookieValue,
+                        new CookieOptions { HttpOnly = true }
+                    );
+            }
+            else
+                context.Response.Cookies.Delete(ElevationConstants.CookieName);
+
+            context.Response.Redirect("/");
         }
     }
-}
+}

BadNews/Program.cs

@@ -1,7 +1,10 @@
+using System;
 using System.Linq;
 using BadNews.Repositories.News;
 using Microsoft.AspNetCore.Hosting;
+using Microsoft.Extensions.Configuration;
 using Microsoft.Extensions.Hosting;
+using Serilog;
 
 namespace BadNews
 {
@@ -10,30 +13,58 @@ public class Program
         public static void Main(string[] args)
         {
             InitializeDataBase();
-            CreateHostBuilder(args).Build().Run();
+
+            Log.Logger = new LoggerConfiguration()
+                         .WriteTo.File(".logs/start-host-log-.txt",
+                             rollingInterval: RollingInterval.Day,
+                             rollOnFileSizeLimit: true,
+                             outputTemplate:
+                             "[{Timestamp:HH:mm:ss} {Level:u3}] {Message:lj} {Properties:j}{NewLine}{Exception}")
+                         .CreateLogger();
+
+            try
+            {
+                Log.Information("Creating web host builder");
+                var hostBuilder = CreateHostBuilder(args);
+                Log.Information("Building web host");
+                var host = hostBuilder.Build();
+                Log.Information("Running web host");
+                host.Run();
+            }
+            catch (Exception ex)
+            {
+                Log.Fatal(ex, "Host terminated unexpectedly");
+            }
+            finally
+            {
+                Log.CloseAndFlush();
+            }
         }
 
         public static IHostBuilder CreateHostBuilder(string[] args)
         {
             return Host.CreateDefaultBuilder(args)
-                .ConfigureWebHostDefaults(webBuilder =>
-                {
-                    webBuilder.UseStartup<Startup>();
-                });
+                       .ConfigureWebHostDefaults(webBuilder => { webBuilder.UseStartup<Startup>(); })
+                       .UseSerilog((hostingContext, loggerConfiguration) =>
+                           loggerConfiguration.ReadFrom.Configuration(hostingContext.Configuration))
+                       .ConfigureHostConfiguration(config =>
+                       {
+                           config.AddJsonFile("appsettings.Secret.json", optional: true, reloadOnChange: false);
+                       });
         }
 
         private static void InitializeDataBase()
         {
-            const int newsArticleCount = 100;
+            const int newsArticleCount = 20000;
 
             var generator = new NewsGenerator();
             var articles = generator.GenerateNewsArticles()
-                .Take(newsArticleCount)
-                .OrderBy(it => it.Id)
-                .ToList();
+                                    .Take(newsArticleCount)
+                                    .OrderBy(it => it.Id)
+                                    .ToList();
 
             var repository = new NewsRepository();
             repository.InitializeDataBase(articles);
         }
     }
-}
+}

BadNews/Repositories/Weather/OpenWeatherForecast.cs

@@ -18,12 +18,12 @@ public class WeatherInfo
 
         public class MainInfo
         {
-            public int Temp { get; set; }
+            public decimal Temp { get; set; }
             public decimal FeelsLike { get; set; }
-            public int TempMin { get; set; }
-            public int TempMax { get; set; }
-            public int Pressure { get; set; }
-            public int Humidity { get; set; }
+            public decimal TempMin { get; set; }
+            public decimal TempMax { get; set; }
+            public decimal Pressure { get; set; }
+            public decimal Humidity { get; set; }
         }
     }
-}
+}

BadNews/Repositories/Weather/WeatherForecast.cs

@@ -13,9 +13,9 @@ public static WeatherForecast CreateFrom(OpenWeatherForecast forecast)
         {
             return new WeatherForecast
             {
-                TemperatureInCelsius = forecast.Main.Temp,
+                TemperatureInCelsius = (int)forecast.Main.Temp,
                 IconUrl = forecast.Weather.FirstOrDefault()?.IconUrl ?? defaultWeatherImageUrl
             };
         }
     }
-}
+}