protected override void OnLoad(EventArgs e)
{
// Fetch the key field from the query stirng
string itemId = WebComponents.CleanString.InputText(Request["itemId"], 50);
// Create an instance of the item business components
Item item = new Item();
// Get the item info from the item component
itemInfo = item.GetItem(itemId);
// If an item is found then display the results
if(itemInfo != null){
lblDescription.Text = itemInfo.ProductDesc;
lblName.Text = itemInfo.Name;
lblProductName.Text = itemInfo.ProductName;
lblPrice.Text = itemInfo.Price.ToString("c");
// Modify the message if an item is out of stock
if (itemInfo.Quantity > 0)
lblQty.Text = itemInfo.Quantity.ToString();
else {
lblQty.Text = MSG_BACK_ORDERED;
lblQty.CssClass = CSS_ALERT;
}
}else{
lblSearchResults.Text = "Item not found";
}
}
/// <summary>
/// Function to get a list of items within a product group
/// </summary>
/// <param name="productId">Product Id</param>
/// <returns>A Generic List of ItemInfo</returns>
public IList<ItemInfo> GetItemsByProduct(string productId)
{
IList<ItemInfo> itemsByProduct = new List<ItemInfo>();
SqlParameter parm = new SqlParameter(PARM_PRODUCT_ID, SqlDbType.VarChar, 10);
parm.Value = productId;
//Execute the query against the database
using(SqlDataReader rdr = SqlHelper.ExecuteReader(SqlHelper.ConnectionStringLocalTransaction, CommandType.Text, SQL_SELECT_ITEMS_BY_PRODUCT, parm)) {
// Scroll through the results
while (rdr.Read()) {
ItemInfo item = new ItemInfo(rdr.GetString(0), rdr.GetString(1), rdr.GetInt32(2), rdr.GetDecimal(3), rdr.GetString(4), rdr.GetString(5), rdr.GetString(6), rdr.GetString(7));
//Add each item to the arraylist
itemsByProduct.Add(item);
}
}
return itemsByProduct;
}
/// <summary>
/// Get an individual item based on a the unique key
/// </summary>
/// <param name="itemId">unique key</param>
/// <returns></returns>
public ItemInfo GetItem(string itemId)
{
//Set up a return value
ItemInfo item = null;
//Create a parameter
SqlParameter parm = new SqlParameter(PARM_ITEM_ID, SqlDbType.Char, 10);
//Bind the parameter
parm.Value = itemId;
//Execute the query
using (SqlDataReader rdr = SQLHelper.ExecuteReader(SQLHelper.ConnectionString, CommandType.Text, SQL_SELECT_ITEM, parm)) {
rdr.Read();
item = new ItemInfo(rdr.GetString(0).Trim(), rdr.GetString(1), rdr.GetInt32(2), rdr.GetDecimal(3), rdr.GetString(4), rdr.GetString(5));
}
return item;
}
/// <summary>
/// Get an individual item based on a unique key
/// </summary>
/// <param name="itemId">unique key</param>
/// <returns>Details about the Item</returns>
public ItemInfo GetItem(string itemId)
{
//Set up a return value
ItemInfo item = null;
//Create a parameter
SqlParameter parm = new SqlParameter(PARM_ITEM_ID, SqlDbType.VarChar, 10);
//Bind the parameter
parm.Value = itemId;
//Execute the query
using (SqlDataReader rdr = SqlHelper.ExecuteReader(SqlHelper.ConnectionStringLocalTransaction, CommandType.Text, SQL_SELECT_ITEM, parm)) {
if (rdr.Read())
item = new ItemInfo(rdr.GetString(0), rdr.GetString(1), 0, rdr.GetDecimal(2), rdr.GetString(3), rdr.GetString(4), rdr.GetString(5), rdr.GetString(6));
else
item = new ItemInfo();
}
return item;
}
/// <summary>
/// Function to get a list of items within a product group
/// </summary>
/// <param name="productId"></param>
/// <returns></returns>
public IList GetItemsByProduct(string productId)
{
IList itemsByProduct = new ArrayList();
SqlParameter parm = new SqlParameter(PARM_PRODUCT_ID, SqlDbType.Char, 10);
parm.Value = productId;
//Execute the query against the database
using (SqlDataReader rdr = SQLHelper.ExecuteReader(SQLHelper.ConnectionString, CommandType.Text, SQL_SELECT_ITEMS_BY_PRODUCT, parm)) {
// Scroll through the results
while (rdr.Read()){
ItemInfo item = new ItemInfo(rdr.GetString(0).Trim(), rdr.GetString(1), rdr.GetDecimal(2), rdr.GetString(3), null);
//Add each item to the arraylist
itemsByProduct.Add(item);
}
}
return itemsByProduct;
}
/// <summary>
/// Get an individual item based on a the unique key
/// </summary>
/// <param name="itemId">unique key</param>
/// <returns>Details of the Item</returns>
public ItemInfo GetItem(string itemId)
{
//Set up a return value
ItemInfo item = null;
//Create a parameter
OracleParameter parm = new OracleParameter(PARM_ITEM_ID, OracleType.Char, 10);
//Bind the parameter
parm.Value = itemId;
//Execute a query
using (OracleDataReader rdr = OracleHelper.ExecuteReader(OracleHelper.ConnectionStringLocalTransaction, CommandType.Text, SQL_SELECT_ITEM, parm)) {
//Query will only return one record
if (rdr.Read())
item = new ItemInfo(rdr.GetString(0), rdr.GetString(1), 0, rdr.GetDecimal(2), rdr.GetString(3), rdr.GetString(4), rdr.GetString(5), rdr.GetString(6));
else
item = new ItemInfo();
}
return item;
}
/// <summary>
/// Function to get a list of items within a product group
/// </summary>
/// <param name="productId">Product Id</param>
/// <returns>A Generic List of ItemInfo</returns>
public IList<ItemInfo> GetItemsByProduct(string productId)
{
// Declare array to return
IList<ItemInfo> itemsByProduct = new List<ItemInfo>();
// Create a database parameter
OracleParameter parm = new OracleParameter(PARM_PRODUCT_ID, OracleType.Char, 10);
//Set the parameter value
parm.Value = productId;
//Execute the query
using(OracleDataReader rdr = OracleHelper.ExecuteReader(OracleHelper.ConnectionStringLocalTransaction, CommandType.Text, SQL_SELECT_ITEMS_BY_PRODUCT, parm)) {
// Scroll through the results
while (rdr.Read()) {
ItemInfo item = new ItemInfo(rdr.GetString(0), rdr.GetString(1), rdr.GetInt32(2), rdr.GetDecimal(3), rdr.GetString(4), rdr.GetString(5), rdr.GetString(6), rdr.GetString(7));
//Add each item to the arraylist
itemsByProduct.Add(item);
}
}
return itemsByProduct;
}