Apps/Website/.gitignore

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

Apps/Website/Program.cs

@@ -1,26 +1,20 @@
-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 class Program
+  {
+    public static void Main(string[] args)
     {
-        public static void Main(string[] args)
-        {
-            CreateHostBuilder(args).Build().Run();
-        }
-
-        public static IHostBuilder CreateHostBuilder(string[] args) =>
-            Host.CreateDefaultBuilder(args)
-                .ConfigureWebHostDefaults(webBuilder =>
-                {
-                    webBuilder.UseStartup<Startup>();
-                });
+      CreateHostBuilder(args).Build().Run();
     }
+
+    public static IHostBuilder CreateHostBuilder(string[] args) =>
+        Host.CreateDefaultBuilder(args)
+            .ConfigureWebHostDefaults(webBuilder =>
+            {
+              webBuilder.UseStartup<Startup>();
+            });
+  }
 }

Apps/Website/Startup.cs

@@ -1,8 +1,10 @@
 using System.Threading.Tasks;
 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;
@@ -29,6 +31,7 @@ namespace Website
     // 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.AddSingleton<ILinkRepository, LinkRepository>();
       services.AddControllersWithViews();
       services.AddMediatR(typeof(HN.Application.AddLinkCommand));
@@ -37,6 +40,8 @@ namespace Website
     // 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();
@@ -61,5 +66,17 @@ namespace Website
                   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/Website.csproj

@@ -11,6 +11,7 @@
 
   <ItemGroup>
     <ProjectReference Include="..\..\Application\Application.csproj" />
+    <ProjectReference Include="..\..\Infrastructure\Infrastructure.csproj" />
   </ItemGroup>
 
 </Project>

Apps/Website/appsettings.json

@@ -6,5 +6,8 @@
       "Microsoft.Hosting.Lifetime": "Information"
     }
   },
+  "ConnectionStrings": {
+    "Default": "Data Source=./hn.db"
+  },
   "AllowedHosts": "*"
 }

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/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
+        }
+    }
+}

README.md

@@ -47,3 +47,22 @@ On peut aussi installer les outils de scaffolding avec `dotnet tool install -g d
 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>