Application/AddLink.cs

@@ -1,33 +0,0 @@
-using System;
-using System.Threading;
-using System.Threading.Tasks;
-using HN.Domain;
-using MediatR;
-
-namespace HN.Application {
-
-    public class AddLinkCommand : IRequest<Guid>
-    {
-        public string Url { get; set; }
-    }
-
-    public class AddLinkCommandHandler : IRequestHandler<AddLinkCommand, Guid>
-    {
-        private readonly ILinkRepository _repository;
-
-        public AddLinkCommandHandler(ILinkRepository repository)
-        {
-            this._repository = repository;
-        }
-
-        public async Task<Guid> Handle(AddLinkCommand request, CancellationToken cancellationToken)
-        {
-            var link = Link.FromUrl(request.Url);
-
-            await this._repository.AddAsync(link);
-
-            return link.Id;
-        }
-    }
-    
-}

Application/AddLink/AddLinkCommand.cs

@@ -0,0 +1,15 @@
+using System;
+using System.ComponentModel.DataAnnotations;
+using MediatR;
+
+namespace HN.Application
+{
+
+  public class AddLinkCommand : IRequest<Guid>
+  {
+    [Required]
+    [Url]
+    public string Url { get; set; }
+  }
+
+}

Application/AddLink/AddLinkCommandHandler.cs

@@ -0,0 +1,29 @@
+using System;
+using System.Threading;
+using System.Threading.Tasks;
+using HN.Domain;
+using MediatR;
+
+namespace HN.Application
+{
+
+  public class AddLinkCommandHandler : IRequestHandler<AddLinkCommand, Guid>
+  {
+    private readonly ILinkRepository _repository;
+
+    public AddLinkCommandHandler(ILinkRepository repository)
+    {
+      this._repository = repository;
+    }
+
+    public async Task<Guid> Handle(AddLinkCommand request, CancellationToken cancellationToken)
+    {
+      var link = Link.FromUrl(request.Url);
+
+      await this._repository.AddAsync(link);
+
+      return link.Id;
+    }
+  }
+
+}

Apps/Website/.vscode/launch.json

@@ -0,0 +1,36 @@
+{
+   // Use IntelliSense to find out which attributes exist for C# debugging
+   // Use hover for the description of the existing attributes
+   // For further information visit https://github.com/OmniSharp/omnisharp-vscode/blob/master/debugger-launchjson.md
+   "version": "0.2.0",
+   "configurations": [
+        {
+            "name": ".NET Core Launch (web)",
+            "type": "coreclr",
+            "request": "launch",
+            "preLaunchTask": "build",
+            // If you have changed target frameworks, make sure to update the program path.
+            "program": "${workspaceFolder}/bin/Debug/net5.0/Website.dll",
+            "args": [],
+            "cwd": "${workspaceFolder}",
+            "stopAtEntry": false,
+            // Enable launching a web browser when ASP.NET Core starts. For more information: https://aka.ms/VSCode-CS-LaunchJson-WebBrowser
+            "serverReadyAction": {
+                "action": "openExternally",
+                "pattern": "\\bNow listening on:\\s+(https?://\\S+)"
+            },
+            "env": {
+                "ASPNETCORE_ENVIRONMENT": "Development"
+            },
+            "sourceFileMap": {
+                "/Views": "${workspaceFolder}/Views"
+            }
+        },
+        {
+            "name": ".NET Core Attach",
+            "type": "coreclr",
+            "request": "attach",
+            "processId": "${command:pickProcess}"
+        }
+    ]
+}

Apps/Website/.vscode/tasks.json

@@ -0,0 +1,42 @@
+{
+    "version": "2.0.0",
+    "tasks": [
+        {
+            "label": "build",
+            "command": "dotnet",
+            "type": "process",
+            "args": [
+                "build",
+                "${workspaceFolder}/Website.csproj",
+                "/property:GenerateFullPaths=true",
+                "/consoleloggerparameters:NoSummary"
+            ],
+            "problemMatcher": "$msCompile"
+        },
+        {
+            "label": "publish",
+            "command": "dotnet",
+            "type": "process",
+            "args": [
+                "publish",
+                "${workspaceFolder}/Website.csproj",
+                "/property:GenerateFullPaths=true",
+                "/consoleloggerparameters:NoSummary"
+            ],
+            "problemMatcher": "$msCompile"
+        },
+        {
+            "label": "watch",
+            "command": "dotnet",
+            "type": "process",
+            "args": [
+                "watch",
+                "run",
+                "${workspaceFolder}/Website.csproj",
+                "/property:GenerateFullPaths=true",
+                "/consoleloggerparameters:NoSummary"
+            ],
+            "problemMatcher": "$msCompile"
+        }
+    ]
+}

Apps/Website/Controllers/HomeController.cs

@@ -0,0 +1,37 @@
+using System;
+using System.Collections.Generic;
+using System.Diagnostics;
+using System.Linq;
+using System.Threading.Tasks;
+using Microsoft.AspNetCore.Mvc;
+using Microsoft.Extensions.Logging;
+using Website.Models;
+
+namespace Website.Controllers
+{
+    public class HomeController : Controller
+    {
+        private readonly ILogger<HomeController> _logger;
+
+        public HomeController(ILogger<HomeController> logger)
+        {
+            _logger = logger;
+        }
+
+        public IActionResult Index()
+        {
+            return View();
+        }
+
+        public IActionResult Privacy()
+        {
+            return View();
+        }
+
+        [ResponseCache(Duration = 0, Location = ResponseCacheLocation.None, NoStore = true)]
+        public IActionResult Error()
+        {
+            return View(new ErrorViewModel { RequestId = Activity.Current?.Id ?? HttpContext.TraceIdentifier });
+        }
+    }
+}

Apps/Website/Controllers/LinksController.cs

@@ -0,0 +1,41 @@
+using Microsoft.AspNetCore.Mvc;
+using HN.Application;
+using MediatR;
+using System.Threading.Tasks;
+
+namespace Website.Controllers
+{
+  public class LinksController : Controller
+  {
+    private readonly IMediator _bus;
+
+    public LinksController(IMediator bus)
+    {
+      _bus = bus;
+    }
+
+    public IActionResult Index()
+    {
+      return View();
+    }
+
+    public IActionResult Create()
+    {
+      return View(new AddLinkCommand());
+    }
+
+    [HttpPost]
+    [ValidateAntiForgeryToken]
+    public async Task<IActionResult> Create(AddLinkCommand command)
+    {
+      if (!ModelState.IsValid)
+      {
+        return View(command);
+      }
+
+      await _bus.Send(command);
+
+      return RedirectToAction(nameof(Index));
+    }
+  }
+}

Apps/Website/Models/ErrorViewModel.cs

@@ -0,0 +1,11 @@
+using System;
+
+namespace Website.Models
+{
+    public class ErrorViewModel
+    {
+        public string RequestId { get; set; }
+
+        public bool ShowRequestId => !string.IsNullOrEmpty(RequestId);
+    }
+}

Apps/Website/Program.cs

@@ -0,0 +1,26 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Threading.Tasks;
+using Microsoft.AspNetCore.Hosting;
+using Microsoft.Extensions.Configuration;
+using Microsoft.Extensions.Hosting;
+using Microsoft.Extensions.Logging;
+
+namespace Website
+{
+    public class Program
+    {
+        public static void Main(string[] args)
+        {
+            CreateHostBuilder(args).Build().Run();
+        }
+
+        public static IHostBuilder CreateHostBuilder(string[] args) =>
+            Host.CreateDefaultBuilder(args)
+                .ConfigureWebHostDefaults(webBuilder =>
+                {
+                    webBuilder.UseStartup<Startup>();
+                });
+    }
+}

Apps/Website/Properties/launchSettings.json

@@ -0,0 +1,28 @@
+{
+  "iisSettings": {
+    "windowsAuthentication": false,
+    "anonymousAuthentication": true,
+    "iisExpress": {
+      "applicationUrl": "http://localhost:19845",
+      "sslPort": 44340
+    }
+  },
+  "profiles": {
+    "IIS Express": {
+      "commandName": "IISExpress",
+      "launchBrowser": true,
+      "environmentVariables": {
+        "ASPNETCORE_ENVIRONMENT": "Development"
+      }
+    },
+    "Website": {
+      "commandName": "Project",
+      "dotnetRunMessages": "true",
+      "launchBrowser": true,
+      "applicationUrl": "https://localhost:5001;http://localhost:5000",
+      "environmentVariables": {
+        "ASPNETCORE_ENVIRONMENT": "Development"
+      }
+    }
+  }
+}

Apps/Website/Startup.cs

@@ -0,0 +1,65 @@
+using System.Threading.Tasks;
+using HN.Domain;
+using MediatR;
+using Microsoft.AspNetCore.Builder;
+using Microsoft.AspNetCore.Hosting;
+using Microsoft.Extensions.Configuration;
+using Microsoft.Extensions.DependencyInjection;
+using Microsoft.Extensions.Hosting;
+
+namespace Website
+{
+  public class LinkRepository : ILinkRepository
+  {
+    public Task AddAsync(Link link)
+    {
+      throw new System.NotImplementedException("link repository not implemented yet");
+    }
+  }
+
+  public class Startup
+  {
+    public Startup(IConfiguration configuration)
+    {
+      Configuration = configuration;
+    }
+
+    public IConfiguration Configuration { get; }
+
+    // This method gets called by the runtime. Use this method to add services to the container.
+    public void ConfigureServices(IServiceCollection services)
+    {
+      services.AddSingleton<ILinkRepository, LinkRepository>();
+      services.AddControllersWithViews();
+      services.AddMediatR(typeof(HN.Application.AddLinkCommand));
+    }
+
+    // This method gets called by the runtime. Use this method to configure the HTTP request pipeline.
+    public void Configure(IApplicationBuilder app, IWebHostEnvironment env)
+    {
+      if (env.IsDevelopment())
+      {
+        app.UseDeveloperExceptionPage();
+      }
+      else
+      {
+        app.UseExceptionHandler("/Home/Error");
+        // The default HSTS value is 30 days. You may want to change this for production scenarios, see https://aka.ms/aspnetcore-hsts.
+        app.UseHsts();
+      }
+      app.UseHttpsRedirection();
+      app.UseStaticFiles();
+
+      app.UseRouting();
+
+      app.UseAuthorization();
+
+      app.UseEndpoints(endpoints =>
+      {
+        endpoints.MapControllerRoute(
+                  name: "default",
+                  pattern: "{controller=Home}/{action=Index}/{id?}");
+      });
+    }
+  }
+}

Apps/Website/Views/Home/Index.cshtml

@@ -0,0 +1,8 @@
+@{
+    ViewData["Title"] = "Home Page";
+}
+
+<div class="text-center">
+    <h1 class="display-4">Hello, world!</h1>
+    <p>Learn about <a href="https://docs.microsoft.com/aspnet/core">building Web apps with ASP.NET Core</a>.</p>
+</div>

Apps/Website/Views/Home/Privacy.cshtml

@@ -0,0 +1,6 @@
+@{
+    ViewData["Title"] = "Privacy Policy";
+}
+<h1>@ViewData["Title"]</h1>
+
+<p>Use this page to detail your site's privacy policy.</p>

Apps/Website/Views/Links/Create.cshtml

@@ -0,0 +1,13 @@
+@model HN.Application.AddLinkCommand
+@{
+  ViewData["Title"] = "Post a new link";
+}
+
+<form method="post">
+  <div>
+    @Html.LabelFor(m => m.Url)
+    @Html.EditorFor(m => m.Url)
+    @Html.ValidationMessageFor(m => m.Url)
+  </div>
+  <button type="submit">Post!</button>
+</form>

Apps/Website/Views/Links/Index.cshtml

@@ -0,0 +1,7 @@
+@{
+  ViewData["Title"] = "Latest Links";
+}
+
+<a asp-action="Create" title="New post">Post a new super duber link</a>
+
+<p>Here are the links</p>

Apps/Website/Views/Shared/Error.cshtml

@@ -0,0 +1,25 @@
+@model ErrorViewModel
+@{
+    ViewData["Title"] = "Error";
+}
+
+<h1 class="text-danger">Error.</h1>
+<h2 class="text-danger">An error occurred while processing your request.</h2>
+
+@if (Model.ShowRequestId)
+{
+    <p>
+        <strong>Request ID:</strong> <code>@Model.RequestId</code>
+    </p>
+}
+
+<h3>Development Mode</h3>
+<p>
+    Swapping to <strong>Development</strong> environment will display more detailed information about the error that occurred.
+</p>
+<p>
+    <strong>The Development environment shouldn't be enabled for deployed applications.</strong>
+    It can result in displaying sensitive information from exceptions to end users.
+    For local debugging, enable the <strong>Development</strong> environment by setting the <strong>ASPNETCORE_ENVIRONMENT</strong> environment variable to <strong>Development</strong>
+    and restarting the app.
+</p>

Apps/Website/Views/Shared/_Layout.cshtml

@@ -0,0 +1,48 @@
+<!DOCTYPE html>
+<html lang="en">
+<head>
+    <meta charset="utf-8" />
+    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
+    <title>@ViewData["Title"] - Website</title>
+    <link rel="stylesheet" asp-append-version="true" href="~/css/site.css" />
+</head>
+<body>
+    <header>
+        <nav class="navbar navbar-expand-sm navbar-toggleable-sm navbar-light bg-white border-bottom box-shadow mb-3">
+            <div class="container">
+                <a class="navbar-brand" asp-area="" asp-controller="Home" asp-action="Index">Website</a>
+                <button class="navbar-toggler" type="button" data-toggle="collapse" data-target=".navbar-collapse" aria-controls="navbarSupportedContent"
+                        aria-expanded="false" aria-label="Toggle navigation">
+                    <span class="navbar-toggler-icon"></span>
+                </button>
+                <div class="navbar-collapse collapse d-sm-inline-flex justify-content-between">
+                    <ul class="navbar-nav flex-grow-1">
+                        <li class="nav-item">
+                            <a class="nav-link text-dark" asp-area="" asp-controller="Home" asp-action="Index">Home</a>
+                        </li>
+                        <li class="nav-item">
+                            <a class="nav-link text-dark" asp-area="" asp-controller="Home" asp-action="Privacy">Privacy</a>
+                        </li>
+                        <li class="nav-item">
+                            <a class="nav-link text-dark" asp-area="" asp-controller="Links" asp-action="Index">Links</a>
+                        </li>
+                    </ul>
+                </div>
+            </div>
+        </nav>
+    </header>
+    <div class="container">
+        <main role="main" class="pb-3">
+            @RenderBody()
+        </main>
+    </div>
+
+    <footer class="border-top footer text-muted">
+        <div class="container">
+            &copy; 2020 - Website - <a asp-area="" asp-controller="Home" asp-action="Privacy">Privacy</a>
+        </div>
+    </footer>
+    <script src="~/js/site.js" asp-append-version="true"></script>
+    @await RenderSectionAsync("Scripts", required: false)
+</body>
+</html>

Apps/Website/Views/_ViewImports.cshtml

@@ -0,0 +1,3 @@
+@using Website
+@using Website.Models
+@addTagHelper *, Microsoft.AspNetCore.Mvc.TagHelpers

Apps/Website/Views/_ViewStart.cshtml

@@ -0,0 +1,3 @@
+@{
+    Layout = "_Layout";
+}

Apps/Website/Website.csproj

@@ -0,0 +1,16 @@
+<Project Sdk="Microsoft.NET.Sdk.Web">
+
+  <PropertyGroup>
+    <TargetFramework>net5.0</TargetFramework>
+  </PropertyGroup>
+
+  <ItemGroup>
+    <PackageReference Include="MediatR.Extensions.Microsoft.DependencyInjection" Version="9.0.0" />
+    <PackageReference Include="Microsoft.VisualStudio.Web.CodeGeneration.Design" Version="5.0.0" />
+  </ItemGroup>
+
+  <ItemGroup>
+    <ProjectReference Include="..\..\Application\Application.csproj" />
+  </ItemGroup>
+
+</Project>

Apps/Website/appsettings.Development.json

@@ -0,0 +1,9 @@
+{
+  "Logging": {
+    "LogLevel": {
+      "Default": "Information",
+      "Microsoft": "Warning",
+      "Microsoft.Hosting.Lifetime": "Information"
+    }
+  }
+}

Apps/Website/appsettings.json

@@ -0,0 +1,10 @@
+{
+  "Logging": {
+    "LogLevel": {
+      "Default": "Information",
+      "Microsoft": "Warning",
+      "Microsoft.Hosting.Lifetime": "Information"
+    }
+  },
+  "AllowedHosts": "*"
+}

Apps/Website/wwwroot/css/site.css

@@ -0,0 +1,71 @@
+/* Please see documentation at https://docs.microsoft.com/aspnet/core/client-side/bundling-and-minification
+for details on configuring this project to bundle and minify static web assets. */
+
+a.navbar-brand {
+  white-space: normal;
+  text-align: center;
+  word-break: break-all;
+}
+
+/* Provide sufficient contrast against white background */
+a {
+  color: #0366d6;
+}
+
+.btn-primary {
+  color: #fff;
+  background-color: #1b6ec2;
+  border-color: #1861ac;
+}
+
+.nav-pills .nav-link.active, .nav-pills .show > .nav-link {
+  color: #fff;
+  background-color: #1b6ec2;
+  border-color: #1861ac;
+}
+
+/* Sticky footer styles
+-------------------------------------------------- */
+html {
+  font-size: 14px;
+}
+@media (min-width: 768px) {
+  html {
+    font-size: 16px;
+  }
+}
+
+.border-top {
+  border-top: 1px solid #e5e5e5;
+}
+.border-bottom {
+  border-bottom: 1px solid #e5e5e5;
+}
+
+.box-shadow {
+  box-shadow: 0 .25rem .75rem rgba(0, 0, 0, .05);
+}
+
+button.accept-policy {
+  font-size: 1rem;
+  line-height: inherit;
+}
+
+/* Sticky footer styles
+-------------------------------------------------- */
+html {
+  position: relative;
+  min-height: 100%;
+}
+
+body {
+  /* Margin bottom by footer height */
+  margin-bottom: 60px;
+}
+.footer {
+  position: absolute;
+  bottom: 0;
+  width: 100%;
+  white-space: nowrap;
+  line-height: 60px; /* Vertically center the text there */
+}

Apps/Website/wwwroot/js/site.js

@@ -0,0 +1,4 @@
+// Please see documentation at https://docs.microsoft.com/aspnet/core/client-side/bundling-and-minification
+// for details on configuring this project to bundle and minify static web assets.
+
+// Write your JavaScript code.

BuildingBlocks/BuildingBlocks.csproj

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

BuildingBlocks/IRepository.cs

@@ -1,9 +0,0 @@
-using System;
-
-namespace HN.BuildingBlocks
-{
-    public interface IRepository<T> where T : class
-    {
-        Task AddAsync(params T[] entities);
-    }
-}

README.md

@@ -31,3 +31,19 @@ $ dotnet new classlib && dotnet new gitignore
 ```
 
 On ajoute aussi le package MediatR avec `dotnet add package MediatR` et la référence au domaine avec `dotnet add reference ../Domain`.
+
+Création du répertoire et de la première appli razor pour exposer le domaine.
+
+```console
+$ mkdir Apps
+$ cd Apps
+$ dotnet new mvc -o Website
+$ cd Website
+$ dotnet new gitignore
+```
+
+On peut aussi installer les outils de scaffolding avec `dotnet tool install -g dotnet-aspnet-codegenerator`...
+
+On ajoute les extensions MediatR pour pouvoir facilement enregistrer les services dans le conteneur IoC d'ASP.Net Core avec `dotnet add package MediatR.Extensions.Microsoft.DependencyInjection`.
+
+Pour la couche d'infrastructure, il nous faut implémenter notre `ILinkRepository` avec EF Core dans un nouveau projet `Infrastructure`.