public async Task Initialzie(DateTime date, string userName)
{
var dateStr = date.ToString("yyyy-MM-dd");
var item = await _retailDayRepository.GetSingleAsync(x => x.Date == dateStr, x => x.RetailProductSnapshots);
var products = await _productRepository.All.Where(x => !x.Deleted).ToListAsync();
var productForRetails = await _productForRetailRepository.All.Where(x => !x.Deleted).ToListAsync();
if (item != null)
{
if (item.Initialized)
{
throw new Exception("该零售日已经初始化, 操作失败");
}
item.Initialized = true;
item.SetModification(userName, "初始化");
InitializeRetailProducts(userName, item, productForRetails, products);
_retailDayRepository.Update(item);
}
else
{
item = new RetailDay
{
Date = dateStr,
Initialized = true
};
item.SetCreation(userName, "初始化");
InitializeRetailProducts(userName, item, productForRetails, products);
_retailDayRepository.Add(item);
}
}
private void InitializeRetailProducts(string userName, RetailDay item, List <ProductForRetail> productForRetails, List <Product> products)
{
var dbDayProducts = item.RetailProductSnapshots;
foreach (var dayProduct in dbDayProducts)
{
var productForRetail =
productForRetails.SingleOrDefault(x => x.Id == dayProduct.ProductForRetailId);
if (productForRetail == null)
{
throw new Exception($"未能找到零售产品: {dayProduct.Name}");
}
var product = products.SingleOrDefault(x => x.Id == productForRetail.ProductId);
if (product == null)
{
throw new Exception($"未能找到产品: {dayProduct.Name}");
}
SetRetailProductSnapshot(dayProduct, productForRetail, product);
dayProduct.SetModification(userName, "重新初始化");
_retailProductSnapshotRepository.Update(dayProduct);
}
var dayProductIds = dbDayProducts.Select(x => x.ProductForRetailId).ToList();
var retailProductIds = productForRetails.Select(x => x.Id).ToList();
var toAddIds = retailProductIds.Except(dayProductIds).ToList();
var toAdd = productForRetails.Where(x => toAddIds.Contains(x.Id)).ToList();
foreach (var pr in toAdd)
{
var dayProduct = new RetailProductSnapshot
{
ProductForRetailId = pr.Id,
};
dayProduct.SetCreation(userName, "初始化");
var product = products.SingleOrDefault(x => x.Id == pr.ProductId);
if (product == null)
{
throw new Exception($"未能找到产品, 零售产品ID: {pr.Id}");
}
SetRetailProductSnapshot(dayProduct, pr, product);
item.RetailProductSnapshots.Add(dayProduct);
}
}
