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Reacting to the new EF relationship discovery convention

This commit is contained in:
AndriySvyryd 2014-12-10 14:16:20 -08:00
parent 9e9f331025
commit 6120168c86
1 changed files with 14 additions and 6 deletions
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20
src/MusicStore/Models/MusicStoreContext.cs
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@ -29,13 +29,21 @@ namespace MusicStore.Models
builder.Entity<Artist>().Property(a => a.ArtistId).GenerateValueOnAdd(generateValue: false); builder.Entity<Artist>().Property(a => a.ArtistId).GenerateValueOnAdd(generateValue: false);
builder.Entity<Genre>().Property(g => g.GenreId).GenerateValueOnAdd(generateValue: false); builder.Entity<Genre>().Property(g => g.GenreId).GenerateValueOnAdd(generateValue: false);
// TODO: Remove this once convention-based relations work again
builder.Entity<Album>().ManyToOne(a => a.Artist);
builder.Entity<Album>().ManyToOne(a => a.Genre, g => g.Albums);
builder.Entity<Order>().OneToMany(o => o.OrderDetails);
//Deleting an album fails with this relation //Deleting an album fails with this relation
//builder.Entity<Album>().OneToMany(a => a.OrderDetails, od => od.Album); builder.Entity<Album>().Ignore(a => a.OrderDetails);
builder.Entity<OrderDetail>().Ignore(od => od.Album);
var orderDetails = builder.Model.GetEntityType(typeof(OrderDetail));
var albumNavigation = orderDetails.TryGetNavigation("Album");
if (albumNavigation != null)
{
orderDetails.RemoveNavigation(albumNavigation);
var album = builder.Model.GetEntityType(typeof(Album));
album.RemoveNavigation(album.GetNavigation("OrderDetails"));
orderDetails.RemoveForeignKey(albumNavigation.ForeignKey);
}
base.OnModelCreating(builder); base.OnModelCreating(builder);
} }