public override void Initialize(IServiceProvider serviceProvider, WebshopContext context)
{
base.Initialize(serviceProvider, context);
// check if database is healthy
if (!DbIsHealthy(context))
{
base.RecreateDatabase(context);
}
else
{
return;
}
// seed data
var productCategories = ProductCategorySeeder.GetSeedList();
context.ProductCategories.AddRange(productCategories);
context.SaveChanges();
var addresses = AddressSeeder.GetSeedList();
context.Addresses.AddRange(addresses);
context.SaveChanges();
var customers = CustomerSeeder.GetSeedList();
context.Customers.AddRange(customers);
context.SaveChanges();
var images = ImageSeeder.GetSeedList();
context.Images.AddRange(images);
context.SaveChanges();
var warehouses = WarehouseSeeder.GetSeedList();
context.Warehouses.AddRange(warehouses);
context.SaveChanges();
var products = ProductSeeder.GetSeedList();
context.Products.AddRange(products);
context.SaveChanges();
var orders = OrderSeeder.GetSeedList();
context.Orders.AddRange(orders);
context.SaveChanges();
var orderProducts = OrderProductSeeder.GetSeedList();
context.OrderProducts.AddRange(orderProducts);
context.SaveChanges();
}
public bool DbIsHealthy(WebshopContext context)
{
return(context.ProductCategories.Count() == ProductCategorySeeder.Count() &&
context.Addresses.Count() == AddressSeeder.Count() &&
context.Customers.Count() == CustomerSeeder.Count() &&
context.Images.Count() == ImageSeeder.Count() &&
context.Warehouses.Count() == WarehouseSeeder.Count() &&
context.Products.Count() == ProductSeeder.Count() &&
context.Orders.Count() == OrderSeeder.Count() &&
context.OrderProducts.Count() == OrderProductSeeder.Count());
}
private static void Build()
{
if (_orderProducts.Any())
{
return;
}
var productsCount = ProductSeeder.Count();
var ordersCount = OrderSeeder.Count();
var amounts = new[] { 1, 2, 3, 5, 10 };
var prices = new[] { 5, 10, 15, 20, 25, 30, 40, 50 };
var orderProducts = new List <OrderProduct>();
for (var i = 1; i <= ordersCount; i++)
{
var offset = i % 2 == 0 ? (productsCount - i) % 7 : 0;
var numberOfProducts = ((i + offset) % 5 * 4);
for (var j = 1; j <= numberOfProducts; j++)
{
var price = prices[(i + j) % prices.Length];
var amount = amounts[(i + j + offset) % amounts.Length];
var productId = (price * amount * i * j * 7) % productsCount;
productId = productId == 0 ? 5 : productId;
if (orderProducts.Any(x => x.ProductId == productId && x.OrderId == i))
{
continue;
}
orderProducts.Add(new OrderProduct()
{
ProductId = productId,
Amount = amount,
OrderId = i,
Price = price
});
}
}
_orderProducts = orderProducts;
}