//Определить список товаров заданного поставщика
public List <Product> GetProductsByProvider(string providerName)
{
ProductGateWay productGateWay = new ProductGateWay(connString);
ProviderGateWay providerGateWay = new ProviderGateWay(connString);
Provider ourNeeded = providerGateWay.GetAll().First(x => x.Name == providerName);
return(productGateWay.GetAll().Where(x => x.ProviderId == ourNeeded.Id).ToList());
}
static void Main(string[] args)
{
string connectionString =
@"Data Source=(localdb)\MSSQLLocalDB;Initial Catalog=Product_ADO;"
+ "Integrated Security=true";
//var str = "MSSQLLocalDB; Initial Catalog = Product_ADO; Integrated Security = True; Connect Timeout = 30; Encrypt = False; TrustServerCertificate = False; ApplicationIntent = ReadWrite; MultiSubnetFailover = False";
//SqlConnection connection = new SqlConnection(str);
ProviderGateWay gateWay = new ProviderGateWay(connectionString);
// gateWay.Delete(1006);
;
foreach (var item in gateWay.GetProviderByCat(new Category()
{
Name = "Mobile"
}))
{
Console.WriteLine($"{item.Id} {item.Name} {item.City}");
}
/* gateWay.Create(new ADO_Lib.Models.Product()
* { Name = "Jacobs",
* Price = 10 }
* );*/
// var pr = gateWay.Get(5);
//Console.WriteLine($"{pr.Id} {pr.Name} {pr.Price} ");
//var cl = gateWay.GetProviderByCat(new ADO_Lib.Models.Category()
//{
// Name = "Laptop"
//});
//foreach (var item in cl)
//{
// Console.WriteLine($"{item.Id} {item.Name} {item.City} ");
//}
//Product product = new Product()
//{
// Id = 8,
// Name = "Kontix -X",
// Price = 7,
// Category = new Category() { Id = 5 }
//};
//gateWay.Update(product);
Console.ReadLine();
}
//Определить всех поставщиков товаров заданной категории
public List <Provider> GetProvidersByCategory(string categoryName)
{
ProviderGateWay providerGateWay = new ProviderGateWay(connString);
List <Provider> providers = new List <Provider>();
List <int> l1 = GetProductsByCategory(categoryName).Select(x => x.ProviderId).ToList();
List <Provider> l2 = providerGateWay.GetAll().ToList();
List <Provider> res = new List <Provider>();
foreach (Provider item in l2)
{
if (l1.Any(c => c == item.Id))
{
res.Add(item);
}
}
return(res);
}
