Raven-IndexForViewModel.cs

/// <summary>
/// RavenDB index that is run automatically whenever a Recipe changes. For every recipe, the index outputs a RecipeViewModel.
/// </summary>
public class RecipeViewModelIndex : AbstractIndexCreationTask<Recipe>
{
    public RecipeViewModelIndex()
    {
        Map = allRecipes => from recipe in allRecipes
                            let chef = LoadDocument<Chef>(recipe.ChefId)
                            let comments = LoadDocument<Comment>(recipe.CommentIds)
                            select new RecipeViewModel
                            {
                                RecipeId = recipe.Id,
                                Name = recipe.Name,
                                PictureUrl = recipe.PictureUrl,
                                Ingredients = recipe.Ingredients,
                                Categories = recipe.Categories,
                                ChefEmail = chef.Email,
                                ChefName = chef.Name,
                                Comments = comments
                            };

        StoreAllFields(Raven.Abstractions.Indexing.FieldStorage.Yes);
    }
}