public static void SeedUsers(DatingDbContext datingDbContext) { if (!datingDbContext.Users.Any()) { var userData = System.IO.File.ReadAllText("../DatingApp.Data/SeedData/UserSeedData.json"); var users = JsonConvert.DeserializeObject <List <User> >(userData); foreach (var user in users) { CreatePasswordHash("password", out byte[] passwordSalt, out byte[] passwordHash); user.PasswordHash = passwordHash; user.PasswordSalt = passwordSalt; user.Username = user.Username.ToLower(); } datingDbContext.AddRange(users); datingDbContext.SaveChanges(); } }