public static void EnsureEntity <T, TKey>(this CrudBase <T, TKey> crud, TKey id, Action <T> update)
where T : class
{
var entity = crud.Find(id);
if (entity == null)
{
entity = Activator.CreateInstance <T>();
crud.SetEntityId(entity, id);
crud.Add(entity);
}
update(entity);
}
public void Seed(UserManager <ApplicationUser> userManager)
{
//var user = await userManager.FindByIdAsync("1");
//if (user == null)
//{
// await userManager.CreateAsync(new ApplicationUser()
// {
// Id = "1",
// UserName = "******",
// Email = "*****@*****.**"
// });
//}
using (var context = new ApplicationDbContext())
{
context.Database.EnsureCreated();
_productsCrud = new CrudBase <Product, int>(
context, context.Products, p => p.ProductId);
_ordersCrud = new CrudBase <Order, string>(
context, context.Orders, p => p.Id);
var customersCrud = new CrudBase <Customer, int>(
context, context.Customers, p => p.CustomerId);
var currentCustomerId = 0;
Action <string, string> cust = (firstName, lastName) =>
{
customersCrud.EnsureEntity(
++currentCustomerId, customer =>
{
customer.FirstName = firstName;
customer.LastName = lastName;
});
};
cust("Harry", "Whitburn");
cust("Nick", "Lawden");
cust("Emil", "Roijer");
context.SaveChanges();
Prod("Apple number1", 10, null, null);
Prod("Apple number1", 10, 1, null, null);
Prod("Orange number1", 20, null, new DateTime(2015, 12, 1));
Prod("Peanut butter number1", 25, 2, null);
Prod("xApple number2", 10, 1, null);
Prod("xOrange number2", 20, 2, null);
Prod("xPeanut butter number2", 25, 2, null);
Prod("xApple number2", 10, 1, null);
Prod("xOrange number2", 20, 2, null);
Prod("xPeanut butter number2", 25, 2, null);
Prod("xApple number2", 10, 1, null);
Prod("xOrange number2", 20, 2, null);
Prod("xPeanut butter number2", 25, 2, null);
Prod("xApple number2", 10, 1, null);
Prod("xOrange number2", 20, 2, null);
Prod("xPeanut butter number2", 25, 2, null);
Prod("Apple number3", 10, 1, null);
Prod("Orange number3", 20, 2, null);
Prod("Peanut butter number3", 25, 2, null);
Prod("Apple number4", 10, 1, null);
Prod("Orange number4", 20, 2, null);
Prod("Peanut butter number4", 25, 2, null);
Prod("Apple number5", 10, 1, null);
Prod("Orange number5", 20, 2, null);
Prod("Peanut butter number5", 25, 2, null);
Prod("Apple number6", 10, 1, null);
Prod("Orange number6", 20, 2, null);
Prod("Peanut butter number6", 25, 2, null);
context.SaveChanges();
Order("1", "First order", 1);
Order("2", "Second order", 2);
Order("3", "Third order", 1);
context.SaveChanges();
}
}
