From b4053fd07b351ad827354f5e707f69344b17969f Mon Sep 17 00:00:00 2001
From: Fenrikur <3359222+Fenrikur@users.noreply.github.com>
Date: Sun, 4 Aug 2024 19:15:37 +0200
Subject: [PATCH] fix(db): use design time context factory

---
 Dockerfile                                    |  1 +
 .../AppDbContext.cs                           | 21 ----------
 .../AppDbContextFactory.cs                    | 38 +++++++++++++++++++
 ....App.Infrastructure.EntityFramework.csproj |  3 ++
 4 files changed, 42 insertions(+), 21 deletions(-)
 create mode 100644 src/Eurofurence.App.Infrastructure.EntityFramework/AppDbContextFactory.cs

diff --git a/Dockerfile b/Dockerfile
index a512505e..ce160529 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -11,6 +11,7 @@ RUN dotnet restore \
 	&& dotnet publish src/Eurofurence.App.Server.Web/Eurofurence.App.Server.Web.csproj --output "/app/artifacts" --configuration Release
 RUN dotnet tool install --global dotnet-ef \
 	&& export PATH="$PATH:/root/.dotnet/tools" \
+	&& export ASPNETCORE_ENVIRONMENT="sample" \
 	&& dotnet ef migrations bundle -o "/app/artifacts/db-migration-bundle" -p src/Eurofurence.App.Infrastructure.EntityFramework
 ENTRYPOINT dotnet artifacts/Eurofurence.App.Server.Web.dll http://*:30001
 EXPOSE 30001
diff --git a/src/Eurofurence.App.Infrastructure.EntityFramework/AppDbContext.cs b/src/Eurofurence.App.Infrastructure.EntityFramework/AppDbContext.cs
index 6bd9bb18..ca18e9b4 100644
--- a/src/Eurofurence.App.Infrastructure.EntityFramework/AppDbContext.cs
+++ b/src/Eurofurence.App.Infrastructure.EntityFramework/AppDbContext.cs
@@ -27,7 +27,6 @@ namespace Eurofurence.App.Infrastructure.EntityFramework
 {
     public class AppDbContext : DbContext
     {
-        public AppDbContext() { }
         public AppDbContext(DbContextOptions<AppDbContext> options)
             : base(options)
         {
@@ -66,26 +65,6 @@ public AppDbContext(DbContextOptions<AppDbContext> options)
         public virtual DbSet<TopicRecord> Topics { get; set; }
         public virtual DbSet<LinkFragment> LinkFragments { get; set; }
 
-        protected override void OnConfiguring(DbContextOptionsBuilder optionsBuilder)
-        {
-            if (!optionsBuilder.IsConfigured)
-            {
-                var connectionString = "Server=db; Port=3306; Database=ef_backend; user=root; SslMode=Preferred;";
-
-                var serverVersionString = Environment.GetEnvironmentVariable("MYSQL_VERSION");
-                ServerVersion serverVersion;
-                if (string.IsNullOrEmpty(serverVersionString) || !ServerVersion.TryParse(serverVersionString, out serverVersion))
-                {
-                    serverVersion = ServerVersion.AutoDetect(connectionString);
-                }
-                
-                optionsBuilder.UseMySql(
-                    connectionString,
-                    serverVersion,
-                    mySqlOptions => mySqlOptions.UseMicrosoftJson());
-            }
-        }
-
         protected override void OnModelCreating(ModelBuilder modelBuilder)
         {
             base.OnModelCreating(modelBuilder);
diff --git a/src/Eurofurence.App.Infrastructure.EntityFramework/AppDbContextFactory.cs b/src/Eurofurence.App.Infrastructure.EntityFramework/AppDbContextFactory.cs
new file mode 100644
index 00000000..30a2b780
--- /dev/null
+++ b/src/Eurofurence.App.Infrastructure.EntityFramework/AppDbContextFactory.cs
@@ -0,0 +1,38 @@
+using System;
+using System.IO;
+using Eurofurence.App.Infrastructure.EntityFramework;
+using Microsoft.EntityFrameworkCore;
+using Microsoft.EntityFrameworkCore.Design;
+using Microsoft.Extensions.Configuration;
+
+public class AppDbContextFactory : IDesignTimeDbContextFactory<AppDbContext>
+{
+	public AppDbContext CreateDbContext(string[] args)
+	{
+		// Get environment
+		string environment = Environment.GetEnvironmentVariable("ASPNETCORE_ENVIRONMENT");
+
+		// Build config
+		IConfiguration config = new ConfigurationBuilder()
+			.AddJsonFile("appsettings.json", optional: true)
+			.AddJsonFile($"appsettings.{environment}.json", optional: true)
+			.Build();
+
+		// Get connection string
+		var optionsBuilder = new DbContextOptionsBuilder<AppDbContext>();
+		var connectionString = config.GetConnectionString("Eurofurence");
+
+		var serverVersionString = Environment.GetEnvironmentVariable("MYSQL_VERSION");
+		ServerVersion serverVersion;
+		if (string.IsNullOrEmpty(serverVersionString) || !ServerVersion.TryParse(serverVersionString, out serverVersion))
+		{
+			serverVersion = ServerVersion.AutoDetect(connectionString);
+		}
+	
+		optionsBuilder.UseMySql(
+                    connectionString,
+                    serverVersion,
+                    mySqlOptions => mySqlOptions.UseMicrosoftJson());
+		return new AppDbContext(optionsBuilder.Options);
+	}
+}
\ No newline at end of file
diff --git a/src/Eurofurence.App.Infrastructure.EntityFramework/Eurofurence.App.Infrastructure.EntityFramework.csproj b/src/Eurofurence.App.Infrastructure.EntityFramework/Eurofurence.App.Infrastructure.EntityFramework.csproj
index 215effac..8502efa6 100644
--- a/src/Eurofurence.App.Infrastructure.EntityFramework/Eurofurence.App.Infrastructure.EntityFramework.csproj
+++ b/src/Eurofurence.App.Infrastructure.EntityFramework/Eurofurence.App.Infrastructure.EntityFramework.csproj
@@ -16,6 +16,9 @@
     </PackageReference>
     <PackageReference Include="Pomelo.EntityFrameworkCore.MySql" Version="8.0.2" />
     <PackageReference Include="Pomelo.EntityFrameworkCore.MySql.Json.Microsoft" Version="8.0.2" />
+    <PackageReference Include="Microsoft.Extensions.Configuration" Version="8.0.0" />
+    <PackageReference Include="Microsoft.Extensions.Configuration.FileExtensions" Version="8.0.1" />
+    <PackageReference Include="Microsoft.Extensions.Configuration.Json" Version="8.0.0" />
   </ItemGroup>
   <ItemGroup>
     <ProjectReference Include="..\Eurofurence.App.Domain.Model\Eurofurence.App.Domain.Model.csproj" />