ErsatzTV/ErsatzTV.Infrastructure/Data/Configurations/Collection/TraktListItemConfiguration.cs

using ErsatzTV.Core.Domain;
using Microsoft.EntityFrameworkCore;
using Microsoft.EntityFrameworkCore.Metadata.Builders;

namespace ErsatzTV.Infrastructure.Data.Configurations
{
    public class TraktListItemConfiguration : IEntityTypeConfiguration<TraktListItem>
    {
        public void Configure(EntityTypeBuilder<TraktListItem> builder)
        {
            builder.ToTable("TraktListItem");

            builder.HasOne(i => i.MediaItem)
                .WithMany(mi => mi.TraktListItems)
                .OnDelete(DeleteBehavior.SetNull);

            builder.HasMany(i => i.Guids)
                .WithOne(g => g.TraktListItem)
                .HasForeignKey(g => g.TraktListItemId);
        }
    }
}