private static Coupon CreateCoupon(IDataReader reader)
{
//Get the coupon type id.
int couponTypeId = reader.GetInt32(reader.GetOrdinal("CouponTypeId"));
CouponType couponType = CouponType.GetCouponType(couponTypeId);
//Get an XmlReader for the XmlData
string xmlString = reader.GetString(reader.GetOrdinal("XmlData"));
System.IO.StringReader rdr = new System.IO.StringReader(xmlString);
XmlReader xmlData = XmlReader.Create(rdr);
//Deserialize the Xml to the object.
XmlSerializer serializer = new XmlSerializer(couponType.CouponClassType);
Coupon newCoupon = (Coupon)serializer.Deserialize(xmlData);
//Load the common properties.
newCoupon._couponCode = reader.GetString(reader.GetOrdinal("CouponCode"));
newCoupon._couponType = couponType;
newCoupon._isSingleUse = reader.GetBoolean(reader.GetOrdinal("IsSingleUse"));
newCoupon._numUses = reader.GetInt32(reader.GetOrdinal("NumberUses"));
//the following is a stupid hack.
//it seems to me that a nullable type should just convert from DbNull ...
if (reader["ExpirationDate"] != DBNull.Value)
{
newCoupon._expirationDate = (DateTime?)reader["ExpirationDate"];
}
if (reader["UserId"] != DBNull.Value)
{
newCoupon._userId = (Guid?)reader["UserId"];
}
return(newCoupon);
}
private void EditCouponType(int couponTypeId)
{
Commerce.Promotions.CouponType selectedCouponType =
Commerce.Promotions.CouponType.GetCouponType(couponTypeId);
lblID.Text = selectedCouponType.CouponTypeID.ToString();
txtDescription.Text = selectedCouponType.Description;
txtClassName.Text = selectedCouponType.CouponClassType.FullName;
couponTypeEditPanel.Visible = true;
}
private static CouponType CreateCouponTypeFromReader(IDataReader rdr)
{
CouponType newType = new CouponType(
rdr.GetInt32(rdr.GetOrdinal("CouponTypeId")),
rdr.GetString(rdr.GetOrdinal("Description")),
rdr.GetString(rdr.GetOrdinal("ProcessingClassName")));
//Add to the cache.
_couponTypes.Add(newType.CouponTypeID, newType);
return(newType);
}
protected void btnSave_Click(object sender, EventArgs e)
{
if (!Page.IsValid)
{
//no save ... exit.
return;
}
string classTypeName = BuildFullClassName();
try {
if (!String.IsNullOrEmpty(lblID.Text))
{
//Edit on the coupon type.
int couponTypeId;
if (int.TryParse(lblID.Text, out couponTypeId))
{
Commerce.Promotions.CouponType selectedCouponType =
Commerce.Promotions.CouponType.GetCouponType(couponTypeId);
selectedCouponType.Description = txtDescription.Text;
selectedCouponType.CouponClassType = System.Web.Compilation.BuildManager.GetType(classTypeName, true);
selectedCouponType.Save();
}
}
else
{
//this is a new coupon type.
Commerce.Promotions.CouponType couponType =
new Commerce.Promotions.CouponType(
-1, txtDescription.Text.Trim(), classTypeName);
couponType.Save();
}
lblMessage.ForeColor = System.Drawing.Color.LightSteelBlue;
lblMessage.Text = "Coupon Type Saved";
couponTypeEditPanel.Visible = false;
BindCouponTypes();
}
catch (Exception ex) {
lblMessage.ForeColor = System.Drawing.Color.Red;
lblMessage.Text = "Save failed<br/>" + ex.Message;
}
}
protected Coupon(string couponCode, CouponType couponType)
{
_couponCode = couponCode;
_couponType = couponType;
}
public void NewCoupon(Commerce.Promotions.CouponType cpnType)
{
btnGenerate.Visible = true;
ViewState["CouponTypeId"] = cpnType.CouponTypeID;
ViewState["IsNew"] = true;
}
public PercentOffCoupon(string couponCode, CouponType couponType)
: base(couponCode, couponType)
{
}
