🔧🗃️ Make Data/Program.cs executable, add Db stub, improve

Sources/Data/Data.csproj

@@ -1,10 +1,13 @@
-<Project Sdk="Microsoft.NET.Sdk">
+<Project Sdk="Microsoft.NET.Sdk">
+
 	<PropertyGroup>
+		<OutputType>Exe</OutputType>
 		<TargetFramework>net6.0</TargetFramework>
 		<ImplicitUsings>enable</ImplicitUsings>
 		<Nullable>enable</Nullable>
 		<StartWorkingDirectory>$(MSBuildProjectDirectory)</StartWorkingDirectory>
 	</PropertyGroup>
+
 	<ItemGroup>
 		<PackageReference Include="Microsoft.EntityFrameworkCore" Version="6.0.9" />
 		<PackageReference Include="Microsoft.EntityFrameworkCore.Sqlite" Version="6.0.9" />
@@ -17,4 +20,5 @@
 	<ItemGroup>
 		<ProjectReference Include="..\Model\Model.csproj" />
 	</ItemGroup>
+
 </Project>

Sources/Data/EF/DiceAppDbContext.cs

@@ -10,47 +10,10 @@ namespace Data.EF
 {
     public class DiceAppDbContext : DbContext
     {
-        public DbSet<PlayerEntity> Players { get; set; }
+        public DbSet<PlayerEntity>? Players { get; set; }
 
         protected override void OnConfiguring(DbContextOptionsBuilder optionsBuilder)
             => optionsBuilder.UseSqlite("Data Source=EFDice.DiceApp.db");
 
-        /* test with this  
-         
-        > dotnet ef migrations add person_test
-
-        > dotnet ef database update
-
-        ...
-
-        using (DiceAppDbContext db = new())
-            {
-                db.Players.AddRange(PlayerExtensions.ToEntities(new Player[] {
-                new("Alice"),
-                new("Bob"),
-                new("Clyde"),
-                new("Fucking Kevin GOSH")
-            }));
-
-                Console.WriteLine("Added, not saved");
-                if (db.Players is not null)
-                {
-                    foreach (PlayerEntity p in db.Players)
-                    {
-                        Console.WriteLine(p.ID + " - " + p.Name);
-                    }
-                }
-
-                db.SaveChanges();
-
-                Console.WriteLine("Saved");
-                foreach (PlayerEntity p in db.Players)
-                {
-                    Console.WriteLine(p.ID + " - " + p.Name);
-                }
-            }
-         */
-
-
     }
 }

Sources/Data/EF/DiceAppDbContextWithStub.cs

@@ -0,0 +1,25 @@
+using Data.EF.Players;
+using Microsoft.EntityFrameworkCore;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace Data.EF
+{
+    internal class DiceAppDbContextWithStub : DiceAppDbContext
+    {
+        protected override void OnModelCreating(ModelBuilder modelBuilder)
+        {
+            base.OnModelCreating(modelBuilder);
+
+            modelBuilder.Entity<PlayerEntity>().HasData(
+                new PlayerEntity { ID = Guid.Parse("e3b42372-0186-484c-9b1c-01618fbfac44"), Name = "Alice" },
+                new PlayerEntity { ID = Guid.Parse("73265e15-3c43-45f8-8f5d-d02feaaf7620"), Name = "Bob" },
+                new PlayerEntity { ID = Guid.Parse("5198ba9d-44d6-4660-85f9-1843828c6f0d"), Name = "Clyde" },
+                new PlayerEntity { ID = Guid.Parse("386cec27-fd9d-4475-8093-93c8b569bf2e"), Name = "Dahlia" }
+                );
+        }
+    }
+}

Sources/Data/EF/Players/PlayerEntity.cs

@@ -1,4 +1,5 @@
-using System;
+using Microsoft.EntityFrameworkCore;
+using System;
 using System.Collections.Generic;
 using System.Linq;
 using System.Text;
@@ -6,9 +7,11 @@ using System.Threading.Tasks;
 
 namespace Data.EF.Players
 {
+    [Index(nameof(Name), IsUnique = true)]
     public class PlayerEntity
     {
         public Guid ID { get; set; }
+
         public string Name { get; set; }
     }
 }

Sources/Data/Program.cs

@@ -0,0 +1,30 @@
+
+using Data.EF;
+using Data.EF.Players;
+using Microsoft.EntityFrameworkCore;
+using Microsoft.EntityFrameworkCore.Metadata.Internal;
+using Model.Players;
+using System.Collections;
+using System.ComponentModel;
+using System.Diagnostics;
+using System.Runtime.Intrinsics.Arm;
+
+namespace Data
+{
+    class Program
+    {
+        static void Main(string[] args)
+        {
+            using (DiceAppDbContext db = new DiceAppDbContextWithStub()) // we will remove the "WithStub" bit when we release
+            {
+                if (db.Players is not null)
+                {
+                    foreach (PlayerEntity entity in db.Players)
+                    {
+                        Debug.WriteLine($"{entity.ID} -- {entity.Name}");
+                    }
+                }
+            }
+        }
+    }
+}