/// <summary>
/// 导入总方法
/// </summary>
public void Import(BizProduct bizProduct, BizSupplier bizSupplier)
{
//1 读取Excel列表
IList <Product> ProductsInExcel = ReadProductsFromExcel(CheckExcelFile());
//2 检查图片是否存在
CheckProductImages(ProductsInExcel);
//检查数据库
if (NeedCheckWithDB)
{
//1 检查 供应商是否存在
IList <string> supplierNameList = GetSupplierNameList(ProductsInExcel);
IList <string> supplierNameList_NotExists;
IList <Supplier> supplierList = bizSupplier.GetListByNameList(supplierNameList, out supplierNameList_NotExists);
if (supplierNameList_NotExists.Count > 0)
{
foreach (string supplierName in supplierNameList_NotExists)
{
sbImportMsg.AppendLine("不存在该供应商:" + supplierName);
}
return;
}
//2 检查数据是否已经导入
IList <Product> productsExisted;
ProductsPassedDBCheck = bizProduct.CheckDB(ProductsHasImage, out productsExisted);
ProductsExistedInDB = productsExisted;
foreach (Product productExist in ProductsExistedInDB)
{
sbImportMsg.AppendLine("已存在该产品.供应商/型号:" + productExist.SupplierName + "/" + productExist.ModelNumber);
}
}
//数据保存到数据库
// bizProduct.SaveList(
}
/// <summary>
/// 文件结构检查
/// 正确结构: Folder-|
/// -xls文件.xls
/// -图片文件夹
/// excel读取为
/// </summary>
/// <param name="folderPath"></param>
/// <param name="productsHasPicture"></param>
/// <param name="productsNotHasPicture"></param>
/// <param name="imagesHasProduct"></param>
/// <param name="imagesHasNotProduct"></param>
public void CheckSingleFolder(string folderPath
, out IList <Product> productsHasPicture
, out IList <Product> productsNotHasPicture
, out IList <Product> productsExistedInDB
, out IList <FileInfo> imagesHasProduct
, out IList <FileInfo> imagesHasNotProduct)
{
DirectoryInfo dir = new DirectoryInfo(folderPath);
FileInfo[] excelFiles = dir.GetFiles("*.xls", SearchOption.TopDirectoryOnly);
if (excelFiles.Length != 1)
{
throw new Exception("错误,文件夹 " + folderPath + " 应该有且仅有一个excel文件");
}
FileInfo excelFile = excelFiles[0];
Stream stream = new FileStream(excelFile.FullName, FileMode.Open);
IDataTableConverter <Product> productReader = new ProductDataTableConverter();
string errMsg;
DataTable dt = new NLibrary.ReadExcelToDataTable(stream).Read(out errMsg);
IList <Product> products = productReader.Convert(dt);
sbMsg.AppendLine(products.Count + ":待导入");
sbMsgForLog.AppendLine("待导入产品数量:" + products.Count);
//排除数据库内重复的数据
IList <Product> validItems = products;
productsExistedInDB = new List <Product>();
if (CheckWithDatabase)
{
DateTime beginCheckDbExists = DateTime.Now;
validItems = BizProduct.CheckDB(
products, out productsExistedInDB);
Console.WriteLine("Time Cost CheckDB:" + (DateTime.Now - beginCheckDbExists).TotalSeconds);
sbMsg.AppendLine(productsExistedInDB.Count + ":已存在");
foreach (Product pi in productsExistedInDB)
{
sbMsg.AppendLine(" 名称:" + pi.Name + "型号:" + pi.ModelNumber + "供应商名称:" + pi.SupplierName);
}
}
//
DateTime beginCheckImage = DateTime.Now;
CheckProductImages(validItems, folderPath, out productsHasPicture
, out productsNotHasPicture
, out imagesHasProduct
, out imagesHasNotProduct);
Console.WriteLine("Time Cost CheckImage:" + (DateTime.Now - beginCheckImage).TotalSeconds);
sbMsg.AppendLine(productsNotHasPicture.Count + ":无图片");
foreach (Product pnopic in productsNotHasPicture)
{
sbMsg.AppendLine(" 名称:" + pnopic.Name + "型号:" + pnopic.ModelNumber + "供应商名称:" + pnopic.SupplierName);
}
}