gistfile1.cs

using System;
using System.Collections;
using System.Collections.Generic;
using System.Data.Entity.ModelConfiguration;
using System.Linq;
using System.Reflection;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;
using Imflow.Utilities;

using System.Data.Entity.ModelConfiguration;
using System.Data.Entity.ModelConfiguration.Configuration;

namespace Imflow.Data.Entity.Configurations
{
    class UserConfiguration : EntityTypeConfiguration<User>
    {
        public UserConfiguration()
        {
            // Only the last configuration change is kept.
            // So this will overwrite global conventions,
            // and I can override anything configured by interfaces by adding
            // them after this method call.
            EntityConfiguration.ConfigureAny(typeof(User), this);
        }
    }
}


namespace Imflow.Data.Entity.Configurations
{

    static class DefaultInterfaceConfiguration
    {
        /// <summary>
        /// Method to configure a model inheriting from an interface
        /// </summary>
        public static void ConfigureAny<T>
            (Type modelType, EntityTypeConfiguration<T> entity) where T : class
        {
            dynamic typeToConfigure = entity;
            // Configure all of the interfaces
            foreach (Type type in modelType.GetInterfaces())
            {
                if (type == typeof(IPerson))
                    ConfigureIPerson(typeToConfigure);
                else if (type == typeof(IUserCredentials))
                    ConfigureIUserCredentials(typeToConfigure);
            }
        }
        /// <summary>
        /// Configuration for IPerson
        /// </summary>
        public static void ConfigureIPerson<T>(EntityTypeConfiguration<T> entity) where T : class, IPerson, new()
        {
            entity.Property(t => t.FirstName).HasMaxLength(15);
        }
        /// <summary>
        /// Configuration for IUserCredentials
        /// </summary>
        public static void ConfigureIUserCredentials<T>
            (EntityTypeConfiguration<T> entity) where T : class, IUserCredentials, new()
        {
            entity.Property(t => t.PasswordHash)
                .HasColumnType("BINARY")
                .HasMaxLength(64);
            entity.Property(t => t.PasswordSalt)
                .HasColumnType("BINARY")
                .HasMaxLength(32);
        }
    }
}