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