/// <summary>
/// Generates and adds property maps based on the primary keys for the given <see cref="DbContext"/>. This is done by resolving an
/// instance of the <see cref="DbContext"/> using a temporary <see cref="IServiceProvider"/> based on the <see cref="IServiceCollection"/>.
/// This method is generally called from <see cref="IServiceCollection"/>.AddAutoMapper().
/// </summary>
public static void UseEntityFrameworkCoreModel <TContext>(this IMapperConfigurationExpression config, IServiceCollection services)
where TContext : DbContext
{
using (var serviceProvider = services.BuildServiceProvider())
{
config.UseEntityFrameworkCoreModel <TContext>(serviceProvider);
}
}
/// <summary>
/// Generates and adds property maps based on the primary keys for the given <see cref="DbContext"/>. This is done by creating an
/// instance of the <see cref="DbContext"/> using the parameterless constructor.
/// </summary>
public static void UseEntityFrameworkCoreModel <TContext>(this IMapperConfigurationExpression config)
where TContext : DbContext, new()
{
using (var context = new TContext())
{
config.UseEntityFrameworkCoreModel <TContext>(context.Model);
}
}
/// <summary>
/// Generates and adds property maps based on the primary keys for the given <see cref="DbContext"/>. This is done by resolving an
/// instance of the <see cref="DbContext"/> using the <see cref="IServiceProvider"/>. This method is generally used when you are configuring
/// AutoMapper using static initialization via <see cref="Mapper.Initialize(Action{IMapperConfigurationExpression})"/>.
/// </summary>
public static void UseEntityFrameworkCoreModel <TContext>(this IMapperConfigurationExpression config, IServiceProvider serviceProvider)
where TContext : DbContext
{
using (var scope = serviceProvider.CreateScope())
{
var context = scope.ServiceProvider.GetRequiredService <TContext>();
config.UseEntityFrameworkCoreModel <TContext>(context.Model);
}
}
