added ef tooling support

Author: yorek

api/Startup.cs

@@ -16,7 +16,6 @@ public override void Configure(IFunctionsHostBuilder builder)
  builder.Services.AddDbContext<TodoContext>(
  options => options.UseSqlServer(connectionString)
  );
- }
- 
+ } 
  }
 }

api/ToDoHandlerEFCore.cs

@@ -13,8 +13,8 @@
 using System.Data;
 using Microsoft.Data.SqlClient;
 using Microsoft.EntityFrameworkCore;
+using Microsoft.EntityFrameworkCore.Design;
 using System.ComponentModel.DataAnnotations.Schema;
-using Dapper;
 
 namespace Todo.Backend.EFCore
 {
@@ -36,6 +36,7 @@ public class TodoContext : DbContext
  public TodoContext(DbContextOptions<TodoContext> options)
  : base(options)
  { }
+
  protected override void OnModelCreating(ModelBuilder modelBuilder)
  {
  modelBuilder.HasSequence<int>("global_sequence");
@@ -44,15 +45,27 @@ protected override void OnModelCreating(ModelBuilder modelBuilder)
  .Property(o => o.Id)
  .HasDefaultValueSql("NEXT VALUE FOR global_sequence");
  }
+
  protected override void OnConfiguring(DbContextOptionsBuilder optionsBuilder)
  => optionsBuilder
  .LogTo(Console.WriteLine, LogLevel.Information)
  .EnableSensitiveDataLogging()
  .EnableDetailedErrors();
-
+ 
  public DbSet<Todo> Todos { get; set; } 
  }
 
+ public class TodoContextFactory: IDesignTimeDbContextFactory<TodoContext>
+ {
+ public TodoContext CreateDbContext(string[] args)
+ {
+ var optionsBuilder = new DbContextOptionsBuilder<TodoContext>();
+ optionsBuilder.UseSqlServer(Environment.GetEnvironmentVariable("AzureSQL"));
+
+ return new TodoContext(optionsBuilder.Options);
+ }
+ }
+
  public class ToDoHandler
  { 
  private TodoContext _todoContext;

api/api.csproj

@@ -7,6 +7,10 @@
  <PackageReference Include="Dapper" Version="2.0.123" />
  <PackageReference Include="Microsoft.Azure.Functions.Extensions" Version="1.1.0" />
  <PackageReference Include="Microsoft.Data.SqlClient" Version="4.1.0" />
+ <PackageReference Include="Microsoft.EntityFrameworkCore.Design" Version="6.0.10">
+ <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
+ <PrivateAssets>all</PrivateAssets>
+ </PackageReference>
  <PackageReference Include="Microsoft.EntityFrameworkCore.SqlServer" Version="6.0.10" />
  <PackageReference Include="Microsoft.Extensions.DependencyInjection" Version="6.0.1" />
  <PackageReference Include="Microsoft.NET.Sdk.Functions" Version="4.0.1" />