private void InitializeProducts()
{
var timer = Stopwatch.StartNew();
if (_db.Products.Any())
{
_Logger.LogInformation("Инициализация БД товарами не требуется");
return;
}
_Logger.LogInformation("Инициализация товаров...");
_Logger.LogInformation("Добавление секций...");
using (_db.Database.BeginTransaction())
{
_db.Sections.AddRange(TestData.Sections);
_db.Database.ExecuteSqlRaw("SET IDENTITY_INSERT [dbo].[Sections] ON");
_db.SaveChanges(); // все изменения заносятся в базу данных
_db.Database.ExecuteSqlRaw("SET IDENTITY_INSERT [dbo].[Sections] OFF");
_db.Database.CommitTransaction();
}
_Logger.LogInformation("Секции успешно добавлены в БД");
_Logger.LogInformation("Добавление брендов...");
using (_db.Database.BeginTransaction())
{
_db.Brands.AddRange(TestData.Brands);
_db.Database.ExecuteSqlRaw("SET IDENTITY_INSERT [dbo].[Brands] ON");
_db.SaveChanges(); // все изменения заносятся в базу данных
_db.Database.ExecuteSqlRaw("SET IDENTITY_INSERT [dbo].[Brands] OFF");
_db.Database.CommitTransaction();
}
_Logger.LogInformation("Бренды успешно добавлены в БД");
_Logger.LogInformation("Добавление товаров...");
using (_db.Database.BeginTransaction())
{
_db.Products.AddRange(TestData.Products);
_db.Database.ExecuteSqlRaw("SET IDENTITY_INSERT [dbo].[Products] ON");
_db.SaveChanges(); // все изменения заносятся в базу данных
_db.Database.ExecuteSqlRaw("SET IDENTITY_INSERT [dbo].[Products] OFF");
_db.Database.CommitTransaction();
}
_Logger.LogInformation("Товары успешно добавлены в БД");
_Logger.LogInformation("Инициализация товаров выполнена успешно ({0:0.0###})",
timer.Elapsed.TotalSeconds);
}
public ActionResult Create([Bind(Include = "CartItemId,ArticleName,Quantity")] CartItem cartItem)
{
if (ModelState.IsValid)
{
db.CartItems.Add(cartItem);
db.SaveChanges();
return(RedirectToAction("Index"));
}
return(View(cartItem));
}
public ActionResult Create([Bind(Include = "CustomerId,FirstName,LastName,Adress,ZipCode,Email,PhoneNumber")] Customer customer)
{
if (ModelState.IsValid)
{
db.Customers.Add(customer);
db.SaveChanges();
return(RedirectToAction("Index"));
}
return(View(customer));
}
public ActionResult Create([Bind(Include = "ArticleId,ArticleName,Description,Price,Image,Stock")] Product product)
{
if (ModelState.IsValid)
{
db.Products.Add(product);
db.SaveChanges();
return(RedirectToAction("Index"));
}
return(View(product));
}
public int Add(Employee employee)
{
if (employee is null)
{
throw new ArgumentNullException(nameof(employee));
}
_db.Add(employee);
_db.SaveChanges();
_Logger.LogInformation($"Сотрудник id:{employee} добавлен");
return(employee.Id);
}
private void InitializeProducts()
{
var timer = Stopwatch.StartNew();
if (_db.Products.Any())
{
_Logger.LogInformation("Добавление исходных данных в БД не требуется");
return;
}
_Logger.LogInformation("Добавление секций... {0} мс", timer.ElapsedMilliseconds);
using (_db.Database.BeginTransaction())
{
_db.Sections.AddRange(TestData.Sections);
_db.Database.ExecuteSqlRaw("SET IDENTITY_INSERT [dbo].[Sections] ON");
_db.SaveChanges();
_db.Database.ExecuteSqlRaw("SET IDENTITY_INSERT [dbo].[Sections] OFF");
_db.Database.CommitTransaction();
}
_Logger.LogInformation("Добавление брендов...");
using (_db.Database.BeginTransaction())
{
_db.Brands.AddRange(TestData.Brands);
_db.Database.ExecuteSqlRaw("SET IDENTITY_INSERT [dbo].[Brands] ON");
_db.SaveChanges();
_db.Database.ExecuteSqlRaw("SET IDENTITY_INSERT [dbo].[Brands] OFF");
_db.Database.CommitTransaction();
}
_Logger.LogInformation("Добавление товаров...");
using (_db.Database.BeginTransaction())
{
_db.Products.AddRange(TestData.Products);
_db.Database.ExecuteSqlRaw("SET IDENTITY_INSERT [dbo].[Products] ON");
_db.SaveChanges();
_db.Database.ExecuteSqlRaw("SET IDENTITY_INSERT [dbo].[Products] OFF");
_db.Database.CommitTransaction();
}
_Logger.LogInformation("Добавление исходных данных выполнено успешно за {0} мс", timer.ElapsedMilliseconds);
}
private void InitializeProducts()
{
var timer = Stopwatch.StartNew();
if (_Db.Products.Any())
{
_Logger.LogInformation("---> Инициализация товаров не требуется.");
return;
}
_Logger.LogInformation("---> Инициализация товаров...");
ConvertData();
using (_Db.Database.BeginTransaction())
{
_Logger.LogInformation("---> Добавление данных в БД...");
_Db.Products.AddRange(TestData.Products);
_Db.Brands.AddRange(TestData.Brands);
_Db.Sections.AddRange(TestData.Sections);
_Db.SaveChanges();
_Db.Database.CommitTransaction();
_Logger.LogInformation($"---> Добавление данных в БД завершено за {timer.Elapsed.TotalSeconds} c.");
}
}
void TableInitWiaTransaction <T>(DbContext context, IEnumerable <T> data, bool isClearIds = false) where T : BaseEntity
{
var table = context.Set <T>();
if (table.Any())
{
return;
}
var DB = context.Database;
if (isClearIds)
{
var tableName = context.Model.FindEntityType(typeof(T)).GetTableName();
table.AddRange(data);
using var transaction = DB.BeginTransaction();
DB.ExecuteSqlRaw($"SET IDENTITY_INSERT [dbo].[{tableName}] ON");
context.SaveChanges();
DB.ExecuteSqlRaw($"SET IDENTITY_INSERT [dbo].[{tableName}] OFF");
transaction.Commit();
}
else
{
data.ForEach(t => t.Id = 0);
table.AddRange(data);
using var transaction = DB.BeginTransaction();
db.SaveChanges();
transaction.Commit();
}
}
private void InitializeProducts()
{
if (_db.Products.Any())
{
_Logger.LogInformation("Добавление исходных данных в БД не требуется");
return;
}
using (_db.Database.BeginTransaction())
{
_db.Categories.AddRange(TestData.Categories);
_db.Database.ExecuteSqlRaw("SET IDENTITY_INSERT [dbo].[Categories] ON");
_db.SaveChanges();
_db.Database.ExecuteSqlRaw("SET IDENTITY_INSERT [dbo].[Categories] OFF");
_db.Database.CommitTransaction();
}
_Logger.LogInformation("Добавление брендов...");
using (_db.Database.BeginTransaction())
{
_db.Brands.AddRange(TestData.Brands);
_db.Database.ExecuteSqlRaw("SET IDENTITY_INSERT [dbo].[Brands] ON");
_db.SaveChanges();
_db.Database.ExecuteSqlRaw("SET IDENTITY_INSERT [dbo].[Brands] OFF");
_db.Database.CommitTransaction();
}
_Logger.LogInformation("Добавление товаров...");
using (_db.Database.BeginTransaction())
{
_db.Products.AddRange(TestData.Products);
_db.Database.ExecuteSqlRaw("SET IDENTITY_INSERT [dbo].[Products] ON");
_db.SaveChanges();
_db.Database.ExecuteSqlRaw("SET IDENTITY_INSERT [dbo].[Products] OFF");
_db.Database.CommitTransaction();
}
}
private void InitializeProduct()
{
if (db.Products.Any())
{
logger.LogInformation("Добавление исходных данных в БД не требуется");
return;
}
logger.LogInformation("Добавление секций...");
using (db.Database.BeginTransaction())
{
db.Sections.AddRange(TestData.Sections);
db.Database.ExecuteSqlRaw("SET IDENTITY_INSERT [dbo].[Sections] ON");
db.SaveChanges();
db.Database.ExecuteSqlRaw("SET IDENTITY_INSERT [dbo].[Sections] OFF");
db.Database.CommitTransaction();
}
logger.LogInformation("Добавление брендов...");
using (db.Database.BeginTransaction())
{
db.Brands.AddRange(TestData.Brands);
db.Database.ExecuteSqlRaw("SET IDENTITY_INSERT [dbo].[Brands] ON");
db.SaveChanges();
db.Database.ExecuteSqlRaw("SET IDENTITY_INSERT [dbo].[Brands] OFF");
db.Database.CommitTransaction();
}
logger.LogInformation("Добавление товаров...");
using (db.Database.BeginTransaction())
{
db.Products.AddRange(TestData.Products);
db.Database.ExecuteSqlRaw("SET IDENTITY_INSERT [dbo].[Products] ON");
db.SaveChanges();
db.Database.ExecuteSqlRaw("SET IDENTITY_INSERT [dbo].[Products] OFF");
db.Database.CommitTransaction();
}
logger.LogInformation("Добавление исходных данных выполнено успешно");
}
private void InitializeProducts()
{
var db = _db.Database;
if (_db.Products.Any())
{
return;
}
using (db.BeginTransaction())
{
_db.Sections.AddRange(TestData.Sections);
db.ExecuteSqlRaw("SET IDENTITY_INSERT [dbo].[ProductSection] ON");
_db.SaveChanges();
db.ExecuteSqlRaw("SET IDENTITY_INSERT [dbo].[ProductSection] OFF");
db.CommitTransaction();
}
using (var transaction = db.BeginTransaction())
{
_db.Brands.AddRange(TestData.Brands);
db.ExecuteSqlRaw("SET IDENTITY_INSERT [dbo].[ProductBrand] ON");
_db.SaveChanges();
db.ExecuteSqlRaw("SET IDENTITY_INSERT [dbo].[ProductBrand] OFF");
transaction.Commit();
}
using (var transaction = db.BeginTransaction())
{
_db.Products.AddRange(TestData.Products);
db.ExecuteSqlRaw("SET IDENTITY_INSERT [dbo].[Products] ON");
_db.SaveChanges();
db.ExecuteSqlRaw("SET IDENTITY_INSERT [dbo].[Products] OFF");
transaction.Commit();
}
}
private void InitializeProducts()
{
if (_webStoreDB.Products.Any())
{
return;
}
using (_webStoreDB.Database.BeginTransaction())
{
_webStoreDB.Sections.AddRange(TestData.Sections);
_webStoreDB.Database.ExecuteSqlRaw("SET IDENTITY_INSERT [dbo].[Sections] ON");
_webStoreDB.SaveChanges();
_webStoreDB.Database.ExecuteSqlRaw("SET IDENTITY_INSERT [dbo].[Sections] OFF");
_webStoreDB.Database.CommitTransaction();
}
using (_webStoreDB.Database.BeginTransaction())
{
_webStoreDB.Brands.AddRange(TestData.Brands);
_webStoreDB.Database.ExecuteSqlRaw("SET IDENTITY_INSERT [dbo].[Brands] ON");
_webStoreDB.SaveChanges();
_webStoreDB.Database.ExecuteSqlRaw("SET IDENTITY_INSERT [dbo].[Brands] OFF");
_webStoreDB.Database.CommitTransaction();
}
using (_webStoreDB.Database.BeginTransaction())
{
_webStoreDB.Products.AddRange(TestData.Products);
_webStoreDB.Database.ExecuteSqlRaw("SET IDENTITY_INSERT [dbo].[Products] ON");
_webStoreDB.SaveChanges();
_webStoreDB.Database.ExecuteSqlRaw("SET IDENTITY_INSERT [dbo].[Products] OFF");
_webStoreDB.Database.CommitTransaction();
}
}
private void InitializeEmployee()
{
var db = _db.Database;
if (_db.Employees.Any())
{
return;
}
using (db.BeginTransaction())
{
var employees = TestData.Employees.ToList();
employees.ForEach(e => e.Id = 0);
_db.Employees.AddRange(employees);
_db.SaveChanges();
db.CommitTransaction();
}
}
private void InitializeProducts()
{
var db = _db.Database;
if (_db.Products.Any())
{
return; //если в бд есть хоть 1 товар
}
using (db.BeginTransaction())
{
_db.Sections.AddRange(TestData.Sections); //добавление секций в контекст
db.ExecuteSqlRaw("SET IDENTITY_INSERT [dbo].[ProductSection] ON"); //переключение таблицы в ручной режим
_db.SaveChanges();
db.ExecuteSqlRaw("SET IDENTITY_INSERT [dbo].[ProductSection] OFF");
db.CommitTransaction();
}
using (var transaction = db.BeginTransaction())
{
_db.Brands.AddRange(TestData.Brands);
db.ExecuteSqlRaw("SET IDENTITY_INSERT [dbo].[ProductBrand] ON");
_db.SaveChanges();
db.ExecuteSqlRaw("SET IDENTITY_INSERT [dbo].[ProductBrand] OFF");
transaction.Commit();
}
using (var transaction = db.BeginTransaction())
{
_db.Products.AddRange(TestData.Products);
db.ExecuteSqlRaw("SET IDENTITY_INSERT [dbo].[Products] ON");
_db.SaveChanges();
db.ExecuteSqlRaw("SET IDENTITY_INSERT [dbo].[Products] OFF");
transaction.Commit();
}
}
public void SaveChanges()
{
try
{
db.SaveChanges();
}
catch (Exception ex)
{
throw new Exception($"Something bad happened while committing changes/n/n{ex.Message}");
}
}
public void InitializeProducts()
{
if (_db.Products.Any())
{
return;
}
using (_db.Database.BeginTransaction())
{
_db.Sections.AddRange(_inMemoryDb.Sections);
_db.Database.ExecuteSqlRaw("SET IDENTITY_INSERT [dbo].[Sections] ON");
_db.SaveChanges();
_db.Database.ExecuteSqlRaw("SET IDENTITY_INSERT [dbo].[Sections] OFF");
_db.Database.CommitTransaction();
}
using (_db.Database.BeginTransaction())
{
_db.Brands.AddRange(_inMemoryDb.Brands);
_db.Database.ExecuteSqlRaw("SET IDENTITY_INSERT [dbo].[Brands] ON");
_db.SaveChanges();
_db.Database.ExecuteSqlRaw("SET IDENTITY_INSERT [dbo].[Brands] OFF");
_db.Database.CommitTransaction();
}
using (_db.Database.BeginTransaction())
{
_db.Products.AddRange(_inMemoryDb.Products);
_db.Database.ExecuteSqlRaw("SET IDENTITY_INSERT [dbo].[Products] ON");
_db.SaveChanges();
_db.Database.ExecuteSqlRaw("SET IDENTITY_INSERT [dbo].[Products] OFF");
_db.Database.CommitTransaction();
}
}
private void InitialiseProducts()
{
var db = _db.Database;
//если есть хоть один товар, то таблица считается проинициализированной
if (_db.Products.Any())
{
return;
}
//добавляем бд транзакциями: если будет ошибка, всё откатится назад
using (db.BeginTransaction())
{
_db.AddRange(TestData.Sections);
db.ExecuteSqlRaw("SET IDENTITY_INSERT [dbo].[ProductSection] ON");
_db.SaveChanges();
db.ExecuteSqlRaw("SET IDENTITY_INSERT [dbo].[ProductSection] OFF");
db.CommitTransaction();
}
using (var transaction = db.BeginTransaction())
{
_db.AddRange(TestData.Brands);
db.ExecuteSqlRaw("SET IDENTITY_INSERT [dbo].[ProductBrand] ON");
_db.SaveChanges();
db.ExecuteSqlRaw("SET IDENTITY_INSERT [dbo].[ProductBrand] OFF");
transaction.Commit();
}
using (db.BeginTransaction())
{
_db.AddRange(TestData.Products);
db.ExecuteSqlRaw("SET IDENTITY_INSERT [dbo].[Products] ON");
_db.SaveChanges();
db.ExecuteSqlRaw("SET IDENTITY_INSERT [dbo].[Products] OFF");
db.CommitTransaction();
}
}
private void InitializeProducts()
{
if (_db.Products.Any())
{
_Logger.LogInformation("Инициализация товаров не нужна.");
return;
}
_Logger.LogInformation("Инициализация секций...");
var products_sections = TestData.Sections.Join(
TestData.Products,
section => section.Id,
product => product.SectionId,
(section, product) => (section, product));
foreach (var(section, product) in products_sections)
{
section.Products.Add(product);
}
var products_brands = TestData.Brands.Join(
TestData.Products,
brand => brand.Id,
product => product.BrandId,
(brand, product) => (brand, product));
foreach (var(brand, product) in products_brands)
{
brand.Products.Add(product);
}
var section_section = TestData.Sections.Join(
TestData.Sections,
parent => parent.Id,
child => child.ParentId,
(parent, child) => (parent, child));
foreach (var(parent, child) in section_section)
{
child.Parent = parent;
}
foreach (var product in TestData.Products)
{
product.Id = 0;
product.BrandId = null;
product.SectionId = 0;
}
foreach (var brand in TestData.Brands)
{
brand.Id = 0;
}
foreach (var section in TestData.Sections)
{
section.Id = 0;
section.ParentId = null;
}
using (_db.Database.BeginTransaction())
{
_db.Products.AddRange(TestData.Products);
_db.Sections.AddRange(TestData.Sections);
_db.Brands.AddRange(TestData.Brands);
_db.SaveChanges();
_db.Database.CommitTransaction();
}
_Logger.LogInformation("Инициализация товаров завершена.");
}
private void InitializeProducts()
{
if (_db.Products.Any()) // если в контексте есть хотя бы один товар
{
_Logger.LogInformation("Каталог товаров уже инециализирован");
return; // это значит, что БД уже проинициализирована и дальнейшая работа инициализатора не требуется
}
var db = _db.Database;
// если товаров нет, то заполняем БД сперва секциями, потом брендами, потом товарами
using (db.BeginTransaction()) // с помощью транзакций - можем добавить либо все секции вместе, либо не добавлять ни одной.
{ //Если хотя бы одна секция не сможет быть добавлена, значит вся операция откатится обратно
_db.Sections.AddRange(TestData.Sections); // добавляем все секции
db.ExecuteSqlRaw("SET IDENTITY_INSERT [dbo].[ProductSections] ON"); // отключаем первичный ключ (БД не любит жестко заданный)
_db.SaveChanges();
db.ExecuteSqlRaw("SET IDENTITY_INSERT [dbo].[ProductSections] OFF");
db.CommitTransaction();
}
using (db.BeginTransaction())
{
_db.Brands.AddRange(TestData.Brands);
db.ExecuteSqlRaw("SET IDENTITY_INSERT [dbo].[ProductBrands] ON");
_db.SaveChanges();
db.ExecuteSqlRaw("SET IDENTITY_INSERT [dbo].[ProductBrands] OFF");
db.CommitTransaction();
}
using (db.BeginTransaction())
{
_db.Products.AddRange(TestData.Products);
db.ExecuteSqlRaw("SET IDENTITY_INSERT [dbo].[Products] ON");
_db.SaveChanges();
db.ExecuteSqlRaw("SET IDENTITY_INSERT [dbo].[Products] OFF");
db.CommitTransaction();
}
/*
* var products = TestData.Products;
* var sections = TestData.Sections;
* var brands = TestData.Brands;
*
* var product_section = products.Join( // указываем,что хотим объединиться по двум ключам: у товара внешний ключ-SectionId, а у секции первичный ключ-Id
* sections,
* p => p.SectionId,
* s => s.Id, (product, section) => (product, section));
*
* foreach(var (product, section) in product_section)
* {
* product.Section = section;
* product.SectionId = 0; // сбрасываем внешний ключ
* }
*
* var product_brand = products.Join(
* brands,
* p => p.BrandId,
* b => b.Id, (product, brand) => (product, brand));
*
* foreach (var (product, brand) in product_brand)
* {
* product.Brand = brand;
* product.BrandId = null;
* }
*
* foreach (var product in products)
* product.Id = 0;
*
* var child_section = sections.Join(sections,
* child => child.ParentId,
* parent => parent.Id,
* (child, parent) => (child, parent));
*
* foreach(var(child, parent) in child_section)
* {
* child.ParentSection = parent;
* child.ParentId = null;
* }
*
* foreach (var section in sections)
* section.Id = 0;
*
* foreach (var brand in brands)
* brand.Id = 0;
*
* using (db.BeginTransaction())
* {
* _db.Sections.AddRange(sections);
* _db.Brands.AddRange(brands);
* _db.Products.AddRange(products);
* _db.SaveChanges();
* db.CommitTransaction();
* }
*/
}
public void SaveChanges() => _db.SaveChanges();
private void InitializeProducts()
{
var timer = Stopwatch.StartNew();
if (_db.Products.Any())
{
_Logger.LogInformation("Инициализация БД товарами не требуется ({0:0.0###} с)", timer.Elapsed.TotalSeconds);
return;
}
_Logger.LogInformation("Инициализация товаров .... ({0:0.0###} с)", timer.Elapsed.TotalSeconds);
_Logger.LogInformation("Добавляем Sections .... ({0:0.0###} с)", timer.Elapsed.TotalSeconds);
using (_db.Database.BeginTransaction())
{
_db.Sections.AddRange(TestData.Sections);
_db.Database.ExecuteSqlRaw("SET IDENTITY_INSERT [dbo].[Sections] ON");
_db.SaveChanges();
_db.Database.ExecuteSqlRaw("SET IDENTITY_INSERT [dbo].[Sections] OFF");
_db.Database.CommitTransaction();
}
_Logger.LogInformation("Sections успешно добавлены ({0:0.0###} с)", timer.Elapsed.TotalSeconds);
_Logger.LogInformation("Добавляем Brands.... ({0:0.0###} с)", timer.Elapsed.TotalSeconds);
using (_db.Database.BeginTransaction())
{
_db.Brands.AddRange(TestData.Brands);
_db.Database.ExecuteSqlRaw("SET IDENTITY_INSERT [dbo].[Brands] ON");
_db.SaveChanges();
_db.Database.ExecuteSqlRaw("SET IDENTITY_INSERT [dbo].[Brands] OFF");
_db.Database.CommitTransaction();
}
_Logger.LogInformation("Brands успешно добавлены ({0:0.0###} с)", timer.Elapsed.TotalSeconds);
_Logger.LogInformation("Добавляем Products.... ({0:0.0###} с)", timer.Elapsed.TotalSeconds);
using (_db.Database.BeginTransaction())
{
_db.Products.AddRange(TestData.Products);
_db.Database.ExecuteSqlRaw("SET IDENTITY_INSERT [dbo].[Products] ON");
_db.SaveChanges();
_db.Database.ExecuteSqlRaw("SET IDENTITY_INSERT [dbo].[Products] OFF");
_db.Database.CommitTransaction();
}
_Logger.LogInformation("Products успешно добавлены ({0:0.0###} с)", timer.Elapsed.TotalSeconds);
_Logger.LogInformation("Инициализация товаров выполнено успешно ({0:0.0###} с)", timer.Elapsed.TotalSeconds);
}
public void SaveChanges()
{
dB.SaveChanges();
}
private void InitializeProducts()
{
if (_db.Products.Any())
{
return;
}
var db = _db.Database;
using (db.BeginTransaction())
{
_db.Sections.AddRange(TestData.Sections);
db.ExecuteSqlRaw("SET IDENTITY_INSERT [dbo].[ProductSections] ON");
_db.SaveChanges();
db.ExecuteSqlRaw("SET IDENTITY_INSERT [dbo].[ProductSections] OFF");
db.CommitTransaction();
}
using (db.BeginTransaction())
{
_db.Brands.AddRange(TestData.Brands);
db.ExecuteSqlRaw("SET IDENTITY_INSERT [dbo].[ProductBrands] ON");
_db.SaveChanges();
db.ExecuteSqlRaw("SET IDENTITY_INSERT [dbo].[ProductBrands] OFF");
db.CommitTransaction();
}
using (db.BeginTransaction())
{
_db.Products.AddRange(TestData.Products);
db.ExecuteSqlRaw("SET IDENTITY_INSERT [dbo].[Products] ON");
_db.SaveChanges();
db.ExecuteSqlRaw("SET IDENTITY_INSERT [dbo].[Products] OFF");
db.CommitTransaction();
}
//var products = TestData.Products;
//var sections = TestData.Sections;
//var brands = TestData.Brands;
//var product_section = products.Join(
// sections,
// p => p.SectionId,
// s => s.Id,
// (product, section) => (product, section));
//foreach (var (product, section) in product_section)
//{
// product.Section = section;
// product.SectionId = 0;
//}
//var product_brand = products.Join(
// brands,
// p => p.BrandId,
// b => b.Id,
// (product, brand) => (product, brand));
//foreach (var (product, brand) in product_brand)
//{
// product.Brand = brand;
// product.BrandId = null;
//}
//foreach (var product in products)
// product.Id = 0;
//var child_sections = sections.Join(
// sections,
// child => child.ParentId,
// parent => parent.Id,
// (child, parent) => (child, parent));
//foreach (var (child, parent) in child_sections)
//{
// child.ParentSection = parent;
// child.ParentId = null;
//}
//foreach (var section in sections)
// section.Id = 0;
//foreach (var brand in brands)
// brand.Id = 0;
//using (db.BeginTransaction())
//{
// _db.Sections.AddRange(sections);
// _db.Brands.AddRange(brands);
// _db.Products.AddRange(products);
// _db.SaveChanges();
// db.CommitTransaction();
//}
}
private void InitializeProducts()
{
var timer = Stopwatch.StartNew();
if (_db.Products.Any())
{
_Logger.LogInformation("Инициализация БД товарами не требуется");
return;
}
_Logger.LogInformation("Инициализация товаров...");
var products_sctions = TestData.Sections.Join(
TestData.Products,
s => s.Id,
p => p.SectionId,
(section, product) => (section, product));
foreach (var(section, product) in products_sctions)
{
section.Products.Add(product);
}
var products_brands = TestData.Brands.Join(
TestData.Products,
b => b.Id,
p => p.BrandId,
(brand, product) => (brand, product));
foreach (var(brand, product) in products_brands)
{
brand.Products.Add(product);
}
var section_section = TestData.Sections.Join(
TestData.Sections,
parent_section => parent_section.Id,
child_section => child_section.ParentId,
(parent, child) => (parent, child));
foreach (var(parent, child) in section_section)
{
child.Parent = parent;
}
foreach (var product in TestData.Products)
{
product.Id = 0;
product.SectionId = 0;
product.BrandId = null;
}
foreach (var section in TestData.Sections)
{
section.Id = 0;
section.ParentId = null;
}
foreach (var brand in TestData.Brands)
{
brand.Id = 0;
}
using (_db.Database.BeginTransaction())
{
_db.Products.AddRange(TestData.Products);
_db.Sections.AddRange(TestData.Sections);
_db.Brands.AddRange(TestData.Brands);
_db.SaveChanges();
_db.Database.CommitTransaction();
}
_Logger.LogInformation("Инициализация товаров выполнена успешно ({0:0.0###})",
timer.Elapsed.TotalSeconds);
}
public void SaveChanges()
{
_webStoreDb.SaveChanges();
}
public void SaveChanges()
{
_db.SaveChanges();
}
public void AddProduct(Product product)
{
db.Products.Update(product);
db.SaveChanges();
}