Add link stuff (#8)

Application/AddLink.cs

@@ -1,31 +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 = new Link(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/.gitignore

@@ -440,3 +440,5 @@ $RECYCLE.BIN/
 !.vscode/tasks.json
 !.vscode/launch.json
 !.vscode/extensions.json
+
+hn.db*

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 +1,20 @@
+using Microsoft.AspNetCore.Hosting;
+using Microsoft.Extensions.Hosting;
+
+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 +1,73 @@
+using HN.Domain;
+using HN.Infrastructure;
+using MediatR;
+using Microsoft.AspNetCore.Builder;
+using Microsoft.AspNetCore.Hosting;
+using Microsoft.EntityFrameworkCore;
+using Microsoft.Extensions.Configuration;
+using Microsoft.Extensions.DependencyInjection;
+using Microsoft.Extensions.Hosting;
+
+namespace Website
+{
+  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.AddDbContext<HNDbContext>(options => options.UseSqlite(Configuration.GetConnectionString("Default")));
+      services.AddScoped<ILinkRepository, LinkRepository>();
+      services.AddMediatR(typeof(HN.Application.AddLinkCommand));
+      services.AddControllersWithViews();
+    }
+
+    // This method gets called by the runtime. Use this method to configure the HTTP request pipeline.
+    public void Configure(IApplicationBuilder app, IWebHostEnvironment env)
+    {
+      MigrateDatabase(app);
+
+      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?}");
+      });
+    }
+
+    /// <summary>
+    /// Lance les migrations. En production, il est plutôt conseillé de générer
+    /// les scripts avec `dotnet ef migrations script` et de les passer à la main. 
+    /// </summary>
+    /// <param name="app"></param>
+    private void MigrateDatabase(IApplicationBuilder app)
+    {
+      using var scope = app.ApplicationServices.CreateScope();
+      using var ctx = scope.ServiceProvider.GetRequiredService<HNDbContext>();
+      ctx.Database.Migrate();
+    }
+  }
+}

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 +1,17 @@
+<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" />
+    <ProjectReference Include="..\..\Infrastructure\Infrastructure.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 +1,13 @@
+{
+  "Logging": {
+    "LogLevel": {
+      "Default": "Information",
+      "Microsoft": "Warning",
+      "Microsoft.Hosting.Lifetime": "Information"
+    }
+  },
+  "ConnectionStrings": {
+    "Default": "Data Source=./hn.db"
+  },
+  "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);
-    }
-}

Domain/Link.cs

@@ -8,11 +8,16 @@ namespace HN.Domain
         public string Url { get; }
         public DateTime CreatedAt { get; }
 
-        public Link(string url)
+        private Link(string url)
         {
             this.Id = Guid.NewGuid();
             this.CreatedAt = DateTime.UtcNow;
             this.Url = url;
         }
+
+        public static Link FromUrl(string url)
+        {
+            return new Link(url);
+        }
     }
 }

Infrastructure/.gitignore

@@ -0,0 +1,442 @@
+## Ignore Visual Studio temporary files, build results, and
+## files generated by popular Visual Studio add-ons.
+##
+## Get latest from https://github.com/github/gitignore/blob/master/VisualStudio.gitignore
+
+# User-specific files
+*.rsuser
+*.suo
+*.user
+*.userosscache
+*.sln.docstates
+
+# User-specific files (MonoDevelop/Xamarin Studio)
+*.userprefs
+
+# Mono auto generated files
+mono_crash.*
+
+# Build results
+[Dd]ebug/
+[Dd]ebugPublic/
+[Rr]elease/
+[Rr]eleases/
+x64/
+x86/
+[Aa][Rr][Mm]/
+[Aa][Rr][Mm]64/
+bld/
+[Bb]in/
+[Oo]bj/
+[Ll]og/
+[Ll]ogs/
+
+# Visual Studio 2015/2017 cache/options directory
+.vs/
+# Uncomment if you have tasks that create the project's static files in wwwroot
+#wwwroot/
+
+# Visual Studio 2017 auto generated files
+Generated\ Files/
+
+# MSTest test Results
+[Tt]est[Rr]esult*/
+[Bb]uild[Ll]og.*
+
+# NUnit
+*.VisualState.xml
+TestResult.xml
+nunit-*.xml
+
+# Build Results of an ATL Project
+[Dd]ebugPS/
+[Rr]eleasePS/
+dlldata.c
+
+# Benchmark Results
+BenchmarkDotNet.Artifacts/
+
+# .NET Core
+project.lock.json
+project.fragment.lock.json
+artifacts/
+
+# StyleCop
+StyleCopReport.xml
+
+# Files built by Visual Studio
+*_i.c
+*_p.c
+*_h.h
+*.ilk
+*.meta
+*.obj
+*.iobj
+*.pch
+*.pdb
+*.ipdb
+*.pgc
+*.pgd
+*.rsp
+*.sbr
+*.tlb
+*.tli
+*.tlh
+*.tmp
+*.tmp_proj
+*_wpftmp.csproj
+*.log
+*.vspscc
+*.vssscc
+.builds
+*.pidb
+*.svclog
+*.scc
+
+# Chutzpah Test files
+_Chutzpah*
+
+# Visual C++ cache files
+ipch/
+*.aps
+*.ncb
+*.opendb
+*.opensdf
+*.sdf
+*.cachefile
+*.VC.db
+*.VC.VC.opendb
+
+# Visual Studio profiler
+*.psess
+*.vsp
+*.vspx
+*.sap
+
+# Visual Studio Trace Files
+*.e2e
+
+# TFS 2012 Local Workspace
+$tf/
+
+# Guidance Automation Toolkit
+*.gpState
+
+# ReSharper is a .NET coding add-in
+_ReSharper*/
+*.[Rr]e[Ss]harper
+*.DotSettings.user
+
+# TeamCity is a build add-in
+_TeamCity*
+
+# DotCover is a Code Coverage Tool
+*.dotCover
+
+# AxoCover is a Code Coverage Tool
+.axoCover/*
+!.axoCover/settings.json
+
+# Coverlet is a free, cross platform Code Coverage Tool
+coverage*[.json, .xml, .info]
+
+# Visual Studio code coverage results
+*.coverage
+*.coveragexml
+
+# NCrunch
+_NCrunch_*
+.*crunch*.local.xml
+nCrunchTemp_*
+
+# MightyMoose
+*.mm.*
+AutoTest.Net/
+
+# Web workbench (sass)
+.sass-cache/
+
+# Installshield output folder
+[Ee]xpress/
+
+# DocProject is a documentation generator add-in
+DocProject/buildhelp/
+DocProject/Help/*.HxT
+DocProject/Help/*.HxC
+DocProject/Help/*.hhc
+DocProject/Help/*.hhk
+DocProject/Help/*.hhp
+DocProject/Help/Html2
+DocProject/Help/html
+
+# Click-Once directory
+publish/
+
+# Publish Web Output
+*.[Pp]ublish.xml
+*.azurePubxml
+# Note: Comment the next line if you want to checkin your web deploy settings,
+# but database connection strings (with potential passwords) will be unencrypted
+*.pubxml
+*.publishproj
+
+# Microsoft Azure Web App publish settings. Comment the next line if you want to
+# checkin your Azure Web App publish settings, but sensitive information contained
+# in these scripts will be unencrypted
+PublishScripts/
+
+# NuGet Packages
+*.nupkg
+# NuGet Symbol Packages
+*.snupkg
+# The packages folder can be ignored because of Package Restore
+**/[Pp]ackages/*
+# except build/, which is used as an MSBuild target.
+!**/[Pp]ackages/build/
+# Uncomment if necessary however generally it will be regenerated when needed
+#!**/[Pp]ackages/repositories.config
+# NuGet v3's project.json files produces more ignorable files
+*.nuget.props
+*.nuget.targets
+
+# Microsoft Azure Build Output
+csx/
+*.build.csdef
+
+# Microsoft Azure Emulator
+ecf/
+rcf/
+
+# Windows Store app package directories and files
+AppPackages/
+BundleArtifacts/
+Package.StoreAssociation.xml
+_pkginfo.txt
+*.appx
+*.appxbundle
+*.appxupload
+
+# Visual Studio cache files
+# files ending in .cache can be ignored
+*.[Cc]ache
+# but keep track of directories ending in .cache
+!?*.[Cc]ache/
+
+# Others
+ClientBin/
+~$*
+*~
+*.dbmdl
+*.dbproj.schemaview
+*.jfm
+*.pfx
+*.publishsettings
+orleans.codegen.cs
+
+# Including strong name files can present a security risk
+# (https://github.com/github/gitignore/pull/2483#issue-259490424)
+#*.snk
+
+# Since there are multiple workflows, uncomment next line to ignore bower_components
+# (https://github.com/github/gitignore/pull/1529#issuecomment-104372622)
+#bower_components/
+
+# RIA/Silverlight projects
+Generated_Code/
+
+# Backup & report files from converting an old project file
+# to a newer Visual Studio version. Backup files are not needed,
+# because we have git ;-)
+_UpgradeReport_Files/
+Backup*/
+UpgradeLog*.XML
+UpgradeLog*.htm
+ServiceFabricBackup/
+*.rptproj.bak
+
+# SQL Server files
+*.mdf
+*.ldf
+*.ndf
+
+# Business Intelligence projects
+*.rdl.data
+*.bim.layout
+*.bim_*.settings
+*.rptproj.rsuser
+*- [Bb]ackup.rdl
+*- [Bb]ackup ([0-9]).rdl
+*- [Bb]ackup ([0-9][0-9]).rdl
+
+# Microsoft Fakes
+FakesAssemblies/
+
+# GhostDoc plugin setting file
+*.GhostDoc.xml
+
+# Node.js Tools for Visual Studio
+.ntvs_analysis.dat
+node_modules/
+
+# Visual Studio 6 build log
+*.plg
+
+# Visual Studio 6 workspace options file
+*.opt
+
+# Visual Studio 6 auto-generated workspace file (contains which files were open etc.)
+*.vbw
+
+# Visual Studio LightSwitch build output
+**/*.HTMLClient/GeneratedArtifacts
+**/*.DesktopClient/GeneratedArtifacts
+**/*.DesktopClient/ModelManifest.xml
+**/*.Server/GeneratedArtifacts
+**/*.Server/ModelManifest.xml
+_Pvt_Extensions
+
+# Paket dependency manager
+.paket/paket.exe
+paket-files/
+
+# FAKE - F# Make
+.fake/
+
+# CodeRush personal settings
+.cr/personal
+
+# Python Tools for Visual Studio (PTVS)
+__pycache__/
+*.pyc
+
+# Cake - Uncomment if you are using it
+# tools/**
+# !tools/packages.config
+
+# Tabs Studio
+*.tss
+
+# Telerik's JustMock configuration file
+*.jmconfig
+
+# BizTalk build output
+*.btp.cs
+*.btm.cs
+*.odx.cs
+*.xsd.cs
+
+# OpenCover UI analysis results
+OpenCover/
+
+# Azure Stream Analytics local run output
+ASALocalRun/
+
+# MSBuild Binary and Structured Log
+*.binlog
+
+# NVidia Nsight GPU debugger configuration file
+*.nvuser
+
+# MFractors (Xamarin productivity tool) working folder
+.mfractor/
+
+# Local History for Visual Studio
+.localhistory/
+
+# BeatPulse healthcheck temp database
+healthchecksdb
+
+# Backup folder for Package Reference Convert tool in Visual Studio 2017
+MigrationBackup/
+
+# Ionide (cross platform F# VS Code tools) working folder
+.ionide/
+
+##
+## Visual studio for Mac
+##
+
+
+# globs
+Makefile.in
+*.userprefs
+*.usertasks
+config.make
+config.status
+aclocal.m4
+install-sh
+autom4te.cache/
+*.tar.gz
+tarballs/
+test-results/
+
+# Mac bundle stuff
+*.dmg
+*.app
+
+# content below from: https://github.com/github/gitignore/blob/master/Global/macOS.gitignore
+# General
+.DS_Store
+.AppleDouble
+.LSOverride
+
+# Icon must end with two \r
+Icon
+
+
+# Thumbnails
+._*
+
+# Files that might appear in the root of a volume
+.DocumentRevisions-V100
+.fseventsd
+.Spotlight-V100
+.TemporaryItems
+.Trashes
+.VolumeIcon.icns
+.com.apple.timemachine.donotpresent
+
+# Directories potentially created on remote AFP share
+.AppleDB
+.AppleDesktop
+Network Trash Folder
+Temporary Items
+.apdisk
+
+# content below from: https://github.com/github/gitignore/blob/master/Global/Windows.gitignore
+# Windows thumbnail cache files
+Thumbs.db
+ehthumbs.db
+ehthumbs_vista.db
+
+# Dump file
+*.stackdump
+
+# Folder config file
+[Dd]esktop.ini
+
+# Recycle Bin used on file shares
+$RECYCLE.BIN/
+
+# Windows Installer files
+*.cab
+*.msi
+*.msix
+*.msm
+*.msp
+
+# Windows shortcuts
+*.lnk
+
+# JetBrains Rider
+.idea/
+*.sln.iml
+
+##
+## Visual Studio Code
+##
+.vscode/*
+!.vscode/settings.json
+!.vscode/tasks.json
+!.vscode/launch.json
+!.vscode/extensions.json

Infrastructure/EntityTypes/LinkEntityType.cs

@@ -0,0 +1,18 @@
+using HN.Domain;
+using Microsoft.EntityFrameworkCore;
+using Microsoft.EntityFrameworkCore.Metadata.Builders;
+
+namespace HN.Infrastructure.EntityTypes
+{
+  public sealed class LinkEntityType : IEntityTypeConfiguration<Link>
+  {
+    public void Configure(EntityTypeBuilder<Link> builder)
+    {
+      builder.ToTable("links");
+      builder.HasKey(o => o.Id);
+      builder.Property(o => o.Url).IsRequired().HasMaxLength(500);
+      builder.Property(o => o.CreatedAt).IsRequired();
+      builder.HasIndex(o => o.Url).IsUnique();
+    }
+  }
+}

Infrastructure/HNDbContext.cs

@@ -0,0 +1,31 @@
+using HN.Domain;
+using Microsoft.EntityFrameworkCore;
+
+namespace HN.Infrastructure
+{
+  public sealed class HNDbContext : DbContext
+  {
+    public DbSet<Link> Links { get; set; }
+
+    public HNDbContext()
+    {
+
+    }
+
+    public HNDbContext(DbContextOptions<HNDbContext> options) : base(options)
+    {
+
+    }
+
+    protected override void OnModelCreating(ModelBuilder modelBuilder) => modelBuilder.ApplyConfigurationsFromAssembly(this.GetType().Assembly);
+
+    protected override void OnConfiguring(DbContextOptionsBuilder optionsBuilder)
+    {
+      // Si pas déjà configuré plus tôt dans la chaîne, comme c'est le cas dans l'appli Asp.Net Core
+      if (!optionsBuilder.IsConfigured)
+      {
+        optionsBuilder.UseSqlite("Data Source=:memory:");
+      }
+    }
+  }
+}

Infrastructure/Infrastructure.csproj

@@ -0,0 +1,19 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <ItemGroup>
+    <ProjectReference Include="..\Domain\Domain.csproj" />
+  </ItemGroup>
+
+  <ItemGroup>
+    <PackageReference Include="Microsoft.EntityFrameworkCore.Design" Version="5.0.0">
+      <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
+      <PrivateAssets>all</PrivateAssets>
+    </PackageReference>
+    <PackageReference Include="Microsoft.EntityFrameworkCore.Sqlite" Version="5.0.0" />
+  </ItemGroup>
+
+  <PropertyGroup>
+    <TargetFramework>net5.0</TargetFramework>
+  </PropertyGroup>
+
+</Project>

Infrastructure/LinkRepository.cs

@@ -0,0 +1,17 @@
+using System.Threading.Tasks;
+using HN.Domain;
+
+namespace HN.Infrastructure
+{
+  public sealed class LinkRepository : Repository<Link>, ILinkRepository
+  {
+    public LinkRepository(HNDbContext context) : base(context)
+    {
+    }
+
+    public async Task AddAsync(Link link)
+    {
+      await base.AddAsync(link);
+    }
+  }
+}

Infrastructure/Migrations/20201204103112_CreateLink.Designer.cs

@@ -0,0 +1,45 @@
+// <auto-generated />
+using System;
+using HN.Infrastructure;
+using Microsoft.EntityFrameworkCore;
+using Microsoft.EntityFrameworkCore.Infrastructure;
+using Microsoft.EntityFrameworkCore.Migrations;
+using Microsoft.EntityFrameworkCore.Storage.ValueConversion;
+
+namespace Infrastructure.Migrations
+{
+    [DbContext(typeof(HNDbContext))]
+    [Migration("20201204103112_CreateLink")]
+    partial class CreateLink
+    {
+        protected override void BuildTargetModel(ModelBuilder modelBuilder)
+        {
+#pragma warning disable 612, 618
+            modelBuilder
+                .HasAnnotation("ProductVersion", "5.0.0");
+
+            modelBuilder.Entity("HN.Domain.Link", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("TEXT");
+
+                    b.Property<DateTime>("CreatedAt")
+                        .HasColumnType("TEXT");
+
+                    b.Property<string>("Url")
+                        .IsRequired()
+                        .HasMaxLength(500)
+                        .HasColumnType("TEXT");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("Url")
+                        .IsUnique();
+
+                    b.ToTable("links");
+                });
+#pragma warning restore 612, 618
+        }
+    }
+}

Infrastructure/Migrations/20201204103112_CreateLink.cs

@@ -0,0 +1,36 @@
+using System;
+using Microsoft.EntityFrameworkCore.Migrations;
+
+namespace Infrastructure.Migrations
+{
+    public partial class CreateLink : Migration
+    {
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.CreateTable(
+                name: "links",
+                columns: table => new
+                {
+                    Id = table.Column<Guid>(type: "TEXT", nullable: false),
+                    Url = table.Column<string>(type: "TEXT", maxLength: 500, nullable: false),
+                    CreatedAt = table.Column<DateTime>(type: "TEXT", nullable: false)
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_links", x => x.Id);
+                });
+
+            migrationBuilder.CreateIndex(
+                name: "IX_links_Url",
+                table: "links",
+                column: "Url",
+                unique: true);
+        }
+
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.DropTable(
+                name: "links");
+        }
+    }
+}

Infrastructure/Migrations/HNDbContextModelSnapshot.cs

@@ -0,0 +1,43 @@
+// <auto-generated />
+using System;
+using HN.Infrastructure;
+using Microsoft.EntityFrameworkCore;
+using Microsoft.EntityFrameworkCore.Infrastructure;
+using Microsoft.EntityFrameworkCore.Storage.ValueConversion;
+
+namespace Infrastructure.Migrations
+{
+    [DbContext(typeof(HNDbContext))]
+    partial class HNDbContextModelSnapshot : ModelSnapshot
+    {
+        protected override void BuildModel(ModelBuilder modelBuilder)
+        {
+#pragma warning disable 612, 618
+            modelBuilder
+                .HasAnnotation("ProductVersion", "5.0.0");
+
+            modelBuilder.Entity("HN.Domain.Link", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("TEXT");
+
+                    b.Property<DateTime>("CreatedAt")
+                        .HasColumnType("TEXT");
+
+                    b.Property<string>("Url")
+                        .IsRequired()
+                        .HasMaxLength(500)
+                        .HasColumnType("TEXT");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("Url")
+                        .IsUnique();
+
+                    b.ToTable("links");
+                });
+#pragma warning restore 612, 618
+        }
+    }
+}

Infrastructure/Repository.cs

@@ -0,0 +1,24 @@
+using System.Threading.Tasks;
+using Microsoft.EntityFrameworkCore;
+
+namespace HN.Infrastructure
+{
+  public abstract class Repository<TEntity> where TEntity : class
+  {
+    private readonly HNDbContext _context;
+
+    protected readonly DbSet<TEntity> Entries;
+
+    protected Repository(HNDbContext context)
+    {
+      _context = context;
+      Entries = _context.Set<TEntity>();
+    }
+
+    protected async Task AddAsync(params TEntity[] entities)
+    {
+      await Entries.AddRangeAsync(entities);
+      await _context.SaveChangesAsync();
+    }
+  }
+}

README.md

@@ -31,3 +31,38 @@ $ 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`.
+
+```console
+$ dotnet new classlib -o Infrastructure
+$ cd Infrastructure
+$ dotnet new gitignore
+$ dotnet add package Microsoft.EntityFrameworkCore.Sqlite
+$ dotnet add package Microsoft.EntityFrameworkCore.Design
+```
+
+On installe les outils Entity framework `dotnet tool install --global dotnet-ef`.
+
+Pour plus tard, pour la génération de doc :
+
+project.csproj
+
+  <PropertyGroup>
+    <GenerateDocumentationFile>true</GenerateDocumentationFile>
+    <DocumentationFile>bin\YourApi.XML</DocumentationFile>
+  </PropertyGroup>