narsil/Tanshu.Accounts.SqlDAO/ProductDAO.cs

238 lines
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C#
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2010-03-02 17:56:21 +00:00
using System;
using System.Collections.Generic;
using System.Text;
using System.Data.SqlClient;
using Tanshu.Accounts.Contracts;
using Tanshu.Data.DAO;
using System.Data;
using Tanshu.Accounts.DAOFactory;
namespace Tanshu.Accounts.SqlDAO
{
public class ProductDAO : BaseDAO, IProductDAO
{
public ProductDAO(IConnectionDAO connection)
: base(connection)
{ }
public bool Insert(ProductBO product)
{
product.ProductID = Guid.NewGuid();
SqlCommand cmd = new SqlCommand(@"
SELECT @Code = ISNULL(MAX(Code), 0) + 1 FROM Products;
INSERT INTO Products (ProductID, Code, Name, Units, ProductTypeID, SaleLedgerID, SaleTaxID ,SalePrice , PurchaseLedgerID ,PurchaseTaxID , PurchasePrice, Discontinued, MinimumLevel, MaximumLevel, SortOrder) VALUES (@ProductID, @Code, @Name, @Units, @ProductTypeID, @SaleLedgerID, @SaleTaxID, @SalePrice ,@PurchaseLedgerID ,@PurchaseTaxID , @PurchasePrice, @Discontinued, @MinimumLevel, @MaximumLevel, @SortOrder);
SELECT @timestamp = timestamp FROM Products WHERE ProductID = @ProductID;");
{
cmd.Parameters.AddWithValue("@ProductID", product.ProductID);
cmd.Parameters.Add("@Code", System.Data.SqlDbType.Int);
cmd.Parameters["@Code"].Direction = System.Data.ParameterDirection.Output;
cmd.Parameters.AddWithValue("@Code", product.Code);
cmd.Parameters.AddWithValue("@Name", product.Name);
cmd.Parameters.AddWithValue("@Units", product.Units);
cmd.Parameters.AddWithValue("@ProductTypeID", product.ProductTypeID);
cmd.Parameters.AddWithValue("@SaleLedgerID", product.SaleLedgerID);
cmd.Parameters.AddWithValue("@SaleTaxID", product.SaleTaxID);
cmd.Parameters.AddWithValue("@SalePrice", product.SalePrice);
cmd.Parameters.AddWithValue("@PurchaseLedgerID", product.PurchaseLedgerID);
cmd.Parameters.AddWithValue("@PurchaseTaxID", product.PurchaseTaxID);
cmd.Parameters.AddWithValue("@PurchasePrice", product.PurchasePrice);
cmd.Parameters.AddWithValue("@Discontinued", product.Discontinued);
cmd.Parameters.AddWithValue("@MinimumLevel", product.MinimumLevel);
cmd.Parameters.AddWithValue("@MaximumLevel", product.MaximumLevel);
cmd.Parameters.Add("@timestamp", System.Data.SqlDbType.Timestamp);
cmd.Parameters.AddWithValue("@SortOrder", product.SortOrder);
cmd.Parameters["@timestamp"].Direction = System.Data.ParameterDirection.Output;
connection.ExecuteNonQuery(cmd);
product.timestamp = (byte[])cmd.Parameters["@timestamp"].Value;
product.Code = (int)cmd.Parameters["@Code"].Value;
return true;
}
}
public ProductBO GetProduct(Guid productID)
{
SqlCommand cmd = new SqlCommand("SELECT * FROM Products WHERE ProductID = @ProductID");
cmd.Parameters.AddWithValue("@ProductID", productID);
return BusinessObjectDAO<ProductBO>.GetBusinessObject(connection.ExecuteReader(cmd));
}
public bool Delete(Guid productID)
{
SqlCommand cmd = new SqlCommand("DELETE FROM Products WHERE ProductID = @ProductID");
cmd.Parameters.AddWithValue("@ProductID", productID);
connection.ExecuteNonQuery(cmd);
return true;
}
public bool Update(ProductBO product)
{
SqlCommand cmd = new SqlCommand(@"UPDATE Products SET Code = @Code ,Name = @Name ,Units = @Units ,ProductTypeID = @ProductTypeID ,SaleLedgerID = @SaleLedgerID ,SaleTaxID = @SaleTaxID ,SalePrice = @SalePrice ,PurchaseLedgerID = @PurchaseLedgerID ,PurchaseTaxID = @PurchaseTaxID ,PurchasePrice = @PurchasePrice ,Discontinued = @Discontinued ,MinimumLevel = @MinimumLevel ,MaximumLevel = @MaximumLevel, SortOrder=@SortOrder WHERE ProductID = @ProductID SELECT @timestamp = timestamp FROM Products WHERE ProductID = @ProductID;");
cmd.Parameters.AddWithValue("@ProductID", product.ProductID);
cmd.Parameters.AddWithValue("@Code", product.Code);
cmd.Parameters.AddWithValue("@Name", product.Name);
cmd.Parameters.AddWithValue("@Units", product.Units);
cmd.Parameters.AddWithValue("@ProductTypeID", product.ProductTypeID);
cmd.Parameters.AddWithValue("@SaleLedgerID", product.SaleLedgerID);
cmd.Parameters.AddWithValue("@SaleTaxID", product.SaleTaxID);
cmd.Parameters.AddWithValue("@SalePrice", product.SalePrice);
cmd.Parameters.AddWithValue("@PurchaseLedgerID", product.PurchaseLedgerID);
cmd.Parameters.AddWithValue("@PurchaseTaxID", product.PurchaseTaxID);
cmd.Parameters.AddWithValue("@PurchasePrice", product.PurchasePrice);
cmd.Parameters.AddWithValue("@Discontinued", product.Discontinued);
cmd.Parameters.AddWithValue("@MinimumLevel", product.MinimumLevel);
cmd.Parameters.AddWithValue("@MaximumLevel", product.MaximumLevel);
cmd.Parameters.Add("@timestamp", System.Data.SqlDbType.Timestamp);
cmd.Parameters.AddWithValue("@SortOrder", product.SortOrder);
cmd.Parameters["@timestamp"].Direction = System.Data.ParameterDirection.Output;
connection.ExecuteNonQuery(cmd);
product.timestamp = (byte[])cmd.Parameters["@timestamp"].Value;
return true;
}
public ProductBO GetProduct(string nameAndUnits)
{
SqlCommand cmd = new SqlCommand("SELECT * FROM Products WHERE Name + ' (' + Units + ')' = @Name");
cmd.Parameters.AddWithValue("@Name", nameAndUnits);
return BusinessObjectDAO<ProductBO>.GetBusinessObject(connection.ExecuteReader(cmd));
}
public decimal GetProductStock(DateTime date, Guid productID, Guid? voucherID)
{
// Add this to get product rate as well
// , CASE WHEN SUM(CASE WHEN t.Type IN ('P', 'Z') THEN i.Quantity ELSE 0 END) = 0 THEN (SELECT PurchasePrice FROM Products p WHERE p.ProductID = i.ProductID) ELSE SUM(CASE WHEN t.Type IN ('P', 'Z') THEN i.Quantity * i.Rate ELSE 0 END) / SUM(CASE WHEN t.Type IN ('P', 'Z') THEN i.Quantity ELSE 0 END) END AS Rate
string query;
if (voucherID.HasValue)
query = @"
SELECT SUM(i.Quantity * j.Debit) AS Quantity
FROM Vouchers t INNER JOIN Inventory i ON t.VoucherID = i.VoucherID INNER JOIN Journal j ON t.VoucherID = j.VoucherID INNER JOIN Products p ON p.ProductID = i.ProductID
WHERE j.CostCenterID = '955F847B-EFDF-4AFA-897C-F0BAF15284A3' AND i.ProductID = @ProductID AND t.Date < @Date
AND t.VoucherID <> @VoucherID
GROUP BY i.ProductID";
else
query = @"
SELECT SUM(i.Quantity * j.Debit) AS Quantity
FROM Vouchers t INNER JOIN Inventory i ON t.VoucherID = i.VoucherID INNER JOIN Journal j ON t.VoucherID = j.VoucherID INNER JOIN Products p ON p.ProductID = i.ProductID
WHERE j.CostCenterID = '955F847B-EFDF-4AFA-897C-F0BAF15284A3' AND i.ProductID = @ProductID AND t.Date < @Date
GROUP BY i.ProductID";
SqlCommand cmd = new SqlCommand(query);
cmd.Parameters.AddWithValue("@Date", date);
cmd.Parameters.AddWithValue("@ProductID", productID);
if (voucherID.HasValue)
cmd.Parameters.AddWithValue("@VoucherID", voucherID.Value);
return (decimal)connection.ExecuteScalar(cmd);
}
public List<ProductDisplayBO> GetProducts()
{
//SELECT p.ProductID, p.Picture, p.Code, p.Name, p.Units, p.ProductTypeID, p.SaleLedgerID, p.SaleTaxID, p.SalePrice, p.PurchaseLedgerID, p.PurchaseTaxID, p.PurchasePrice, p.Discontinued, p.MinimumLevel, p.MaximumLevel, p.timestamp, p.SortOrder, pt.Name AS Type FROM Products p INNER JOIN ProductTypes pt ON p.ProductTypeID = pt.ProductTypeID ORDER BY p.Name
SqlCommand cmd = new SqlCommand("SELECT p.ProductID, p.Picture, p.Code, p.Name, p.Units, p.ProductTypeID, p.SaleLedgerID, p.SaleTaxID, p.SalePrice, p.PurchaseLedgerID, p.PurchaseTaxID, p.PurchasePrice, p.Discontinued, p.MinimumLevel, p.MaximumLevel, p.SortOrder, pt.Name AS Type FROM Products p INNER JOIN ProductTypes pt ON p.ProductTypeID = pt.ProductTypeID ORDER BY p.Name");
return BusinessObjectDAO<ProductDisplayBO>.GetBusinessObjects(connection.ExecuteReader(cmd));
}
public List<ProductDisplaySmallBO> GetFilteredProducts(Dictionary<string, string> filter)
{
List<ProductDisplaySmallBO> list = new List<ProductDisplaySmallBO>();
string query = GetProductQuery(filter);
using (IDataReader dr = connection.ExecuteReader(query))
{
while (dr.Read())
{
list.Add(new ProductDisplaySmallBO
{
Category = dr.GetString(4),
Code = dr.GetInt32(1),
Name = dr.GetString(2),
Price = dr.GetDecimal(3),
ProductID = dr.GetGuid(0)
});
}
dr.Close();
}
return list;
}
private string GetProductQuery(Dictionary<string, string> filter)
{
string query = @"
SELECT p.ProductID, p.Code, p.Name + ' (' + p.Units + ') ' + ShortName AS Name,
p.SalePrice * (1 + t.Rate) AS Price,
pt.Name AS Category
FROM Products p INNER JOIN Tax t ON p.SaleTaxID = t.TaxID
INNER JOIN ProductTypes pt ON p.ProductTypeID = pt.ProductTypeID
WHERE pt.IsForSale = 1 AND p.SalePrice > 0 AND p.Discontinued = 0
";
string[] n = filter["Name"].Split(" ".ToCharArray());
foreach (string n1 in n)
if (n1 != null && n1 != string.Empty)
query += string.Format("AND p.Name + ' (' + p.Units + ') ' + ShortName LIKE '%{0}%' \r\n", n1);
n = filter["Type"].ToLower().Split(" ".ToCharArray());
foreach (string n1 in n)
if (n1 != null && n1 != string.Empty)
query += string.Format("AND pt.Name LIKE '%{0}%' \r\n", n1);
query += "ORDER BY p.SortOrder DESC;";
return query;
}
public void UpdateShortName()
{
List<ProductBO> list = BusinessObjectDAO<ProductBO>.GetBusinessObjects(connection.ExecuteReader("SELECT * FROM Products"));
foreach (var item in list)
{
using (SqlCommand cmd = new SqlCommand("UPDATE Products SET ShortName = @ShortName WHERE ProductID = @ProductID AND ShortName <> @ShortName"))
{
cmd.Parameters.AddWithValue("@ShortName", GetShortName(item.Name));
cmd.Parameters.AddWithValue("@ProductID", item.ProductID);
connection.ExecuteScalar(cmd);
}
}
}
private string GetShortName(string name)
{
string[] t1 = name.Split(" ".ToCharArray());
if (t1.Length == 0)
return "";
name = "";
foreach (string t in t1)
{
if ((!t.StartsWith("(")) && (t != ""))
name += t.Substring(0, 1);
}
return name;
}
public List<ProductDisplayBO> GetProducts(string name, int skip, int count)
{
string query = @"
WITH ProductsRN AS
(SELECT *, ROW_NUMBER() OVER(ORDER BY Name) AS RowNum FROM Products WHERE Name LIKE '%{0}%')
SELECT TOP {1} p.*, pt.Name AS Type FROM ProductsRN p INNER JOIN ProductTypes pt ON p.ProductTypeID = pt.ProductTypeID WHERE RowNum > {2}
";
query = string.Format(query, name, count, skip);
return BusinessObjectDAO<ProductDisplayBO>.GetBusinessObjects(connection.ExecuteReader(query));
}
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public List<ProductDisplaySmallBO> GetProducts(Guid productTypeID)
{
List<ProductDisplaySmallBO> list = new List<ProductDisplaySmallBO>();
string query = "SELECT ProductID, Code, Name + ' (' + Units + ')' AS Name, SalePrice AS Price, '' AS Category FROM Products WHERE ProductTypeID = @ProductTypeID ORDER BY Code;";
SqlCommand cmd = new SqlCommand(query);
cmd.Parameters.AddWithValue("@ProductTypeID", productTypeID);
using (IDataReader dr = connection.ExecuteReader(cmd))
{
while (dr.Read())
{
list.Add(new ProductDisplaySmallBO
{
Category = dr.GetString(4),
Code = dr.GetInt32(1),
Name = dr.GetString(2),
Price = dr.GetDecimal(3),
ProductID = dr.GetGuid(0)
});
}
dr.Close();
}
return list;
}
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}
}