public void CreateDynamicRule(TPromotionRule promotionRuleObj)
{
string path = Assembly.GetExecutingAssembly().Location.Replace(Assembly.GetExecutingAssembly().ManifestModule.Name, String.Empty);
string fileNameWithPath = string.Empty;
if (promotionRuleObj != null)
{
fileNameWithPath = path + promotionRuleObj.OfferCode + ".rules";
}
RuleCreator.CreateDynamicRule(fileNameWithPath, promotionRuleObj);
}
private static Rule CreateMaxDiscountLimitRule(TPromotionRule promotionRuleObj)
{
Rule maxDiscountLimitRule = new Rule("MaxDiscountLimitRule");
maxDiscountLimitRule.ReevaluationBehavior = RuleReevaluationBehavior.Never;
maxDiscountLimitRule.Priority = 20;
RuleStatementAction maxDiscountLimitThenAction = new RuleStatementAction(
new CodeAssignStatement(new CodePropertyReferenceExpression(new CodePropertyReferenceExpression(
new CodeThisReferenceExpression(), "OutputObj"),"Discount"),
new CodePrimitiveExpression(promotionRuleObj.MaxDiscountAmount))
);
RuleCondition maxDiscountLimitCondition = new RuleExpressionCondition(
new CodeBinaryOperatorExpression(
new CodeBinaryOperatorExpression(new CodePropertyReferenceExpression(new CodePropertyReferenceExpression(
new CodeThisReferenceExpression(), "OutputObj"),"Message"),
CodeBinaryOperatorType.ValueEquality,
new CodePrimitiveExpression("VALID")),
CodeBinaryOperatorType.BooleanAnd,
new CodeBinaryOperatorExpression(new CodePropertyReferenceExpression(new CodePropertyReferenceExpression(
new CodeThisReferenceExpression(), "OutputObj"),"Discount"),
CodeBinaryOperatorType.GreaterThanOrEqual,
new CodePrimitiveExpression(promotionRuleObj.MaxDiscountAmount)))
);
maxDiscountLimitRule.Condition = maxDiscountLimitCondition;
maxDiscountLimitRule.ThenActions.Add(maxDiscountLimitThenAction);
return maxDiscountLimitRule;
}
private static Rule CreateOfferCodeRule(TPromotionRule promotionRuleObj)
{
Rule offerCodeRule = new Rule("OfferCodeRule");
offerCodeRule.ReevaluationBehavior = RuleReevaluationBehavior.Never;
offerCodeRule.Priority = 10;
RuleStatementAction offerCodeThenAction = new RuleStatementAction(
new CodeAssignStatement(new CodePropertyReferenceExpression(new CodePropertyReferenceExpression(
new CodeThisReferenceExpression(), "OutputObj"),"Message"),
new CodePrimitiveExpression("VALID"))
);
RuleStatementAction offerCodeElseAction = new RuleStatementAction(
new CodeAssignStatement(new CodePropertyReferenceExpression(new CodePropertyReferenceExpression(
new CodeThisReferenceExpression(), "OutputObj"),"Message"),
new CodePrimitiveExpression("INVALID. Invalid offer code."))
);
RuleCondition offerCodeCondition = new RuleExpressionCondition(
new CodeBinaryOperatorExpression(new CodePropertyReferenceExpression(new CodePropertyReferenceExpression(
new CodeThisReferenceExpression(), "InputObj"),"OfferCode"),
CodeBinaryOperatorType.ValueEquality,
new CodePrimitiveExpression(promotionRuleObj.OfferCode))
);
offerCodeRule.Condition = offerCodeCondition;
offerCodeRule.ThenActions.Add(offerCodeThenAction);
offerCodeRule.ElseActions.Add(offerCodeElseAction);
offerCodeRule.ElseActions.Add(new RuleHaltAction());
return offerCodeRule;
}
private static Rule CreateValidLastMinBookingRule(TPromotionRule promotionRuleObj)
{
Rule validityLastMinBookingRule = new Rule("ValidityLastMinBookingRule");
validityLastMinBookingRule.ReevaluationBehavior = RuleReevaluationBehavior.Never;
validityLastMinBookingRule.Priority = 45;
RuleStatementAction validityLastMinBookingThenAction = new RuleStatementAction(
new CodeAssignStatement(new CodePropertyReferenceExpression(new CodePropertyReferenceExpression(
new CodeThisReferenceExpression(), "OutputObj"), "Message"),
new CodePrimitiveExpression("VALID"))
);
RuleStatementAction validityLastMinBookingElseAction = new RuleStatementAction(
new CodeAssignStatement(new CodePropertyReferenceExpression(new CodePropertyReferenceExpression(
new CodeThisReferenceExpression(), "OutputObj"), "Message"),
new CodePrimitiveExpression("INVALID"))
);
RuleCondition validityLastMinBookingCondition = new RuleExpressionCondition(
new CodeBinaryOperatorExpression(new CodePropertyReferenceExpression(new CodePropertyReferenceExpression(
new CodeThisReferenceExpression(), "InputObj"), "MinuteCountBeforeDept"),
CodeBinaryOperatorType.LessThanOrEqual,
new CodePrimitiveExpression(promotionRuleObj.LastMinuteCountBeforeDept))
);
validityLastMinBookingRule.Condition = validityLastMinBookingCondition;
validityLastMinBookingRule.ThenActions.Add(validityLastMinBookingThenAction);
validityLastMinBookingRule.ElseActions.Add(validityLastMinBookingElseAction);
validityLastMinBookingRule.ElseActions.Add(new RuleHaltAction());
return validityLastMinBookingRule;
}
private static Rule CreateDiscountPercentRule(TPromotionRule promotionRuleObj)
{
Rule discountRule = new Rule("DiscountPercentRule");
discountRule.ReevaluationBehavior = RuleReevaluationBehavior.Always;
discountRule.Priority = 30;
RuleStatementAction discountThenAction = new RuleStatementAction(
new CodeAssignStatement(new CodePropertyReferenceExpression(new CodePropertyReferenceExpression(
new CodeThisReferenceExpression(), "OutputObj"),"Discount"),
new CodeBinaryOperatorExpression(
new CodePropertyReferenceExpression(new CodePropertyReferenceExpression(
new CodeThisReferenceExpression(), "InputObj"),"OrderValue"),
CodeBinaryOperatorType.Multiply,
new CodePrimitiveExpression(promotionRuleObj.DiscountPercent/100))
));
RuleStatementAction discountElseAction = new RuleStatementAction(
new CodeAssignStatement(new CodePropertyReferenceExpression(new CodePropertyReferenceExpression(
new CodeThisReferenceExpression(), "OutputObj"),"Discount"),
new CodePrimitiveExpression(0))
);
RuleCondition discountCondition = new RuleExpressionCondition(
new CodeBinaryOperatorExpression(new CodePropertyReferenceExpression(new CodePropertyReferenceExpression(
new CodeThisReferenceExpression(), "OutputObj"),"Message"),
CodeBinaryOperatorType.ValueEquality,
new CodePrimitiveExpression("VALID"))
);
discountRule.Condition = discountCondition;
discountRule.ThenActions.Add(discountThenAction);
discountRule.ElseActions.Add(discountElseAction);
return discountRule;
}
private static Rule CreateValidBulkBookingRule(TPromotionRule promotionRuleObj)
{
Rule validityBulkBookingRule = new Rule("ValidityBulkBookingRule");
validityBulkBookingRule.ReevaluationBehavior = RuleReevaluationBehavior.Never;
validityBulkBookingRule.Priority = 55;
RuleStatementAction validityBulkBookingThenAction = new RuleStatementAction(
new CodeAssignStatement(new CodePropertyReferenceExpression(new CodePropertyReferenceExpression(
new CodeThisReferenceExpression(), "OutputObj"), "Message"),
new CodePrimitiveExpression("VALID"))
);
RuleStatementAction validityBulkBookingRouteElseAction = new RuleStatementAction(
new CodeAssignStatement(new CodePropertyReferenceExpression(new CodePropertyReferenceExpression(
new CodeThisReferenceExpression(), "OutputObj"), "Message"),
new CodePrimitiveExpression("INVALID. This offer is only applicable for bulk booking."))
);
RuleCondition validityBulkBookingRouteCondition = new RuleExpressionCondition(
new CodeBinaryOperatorExpression(new CodePropertyReferenceExpression(new CodePropertyReferenceExpression(
new CodeThisReferenceExpression(), "InputObj"), "NumOfSeatsForBooking"),
CodeBinaryOperatorType.GreaterThanOrEqual,
new CodePrimitiveExpression(promotionRuleObj.MinNumOfSeats))
);
validityBulkBookingRule.Condition = validityBulkBookingRouteCondition;
validityBulkBookingRule.ThenActions.Add(validityBulkBookingThenAction);
validityBulkBookingRule.ElseActions.Add(validityBulkBookingRouteElseAction);
validityBulkBookingRule.ElseActions.Add(new RuleHaltAction());
return validityBulkBookingRule;
}
private static Rule CreateValidAdvanceBookingRule(TPromotionRule promotionRuleObj)
{
Rule validityAdvanceBookingRule = new Rule("ValidityAdvanceBookingRule");
validityAdvanceBookingRule.ReevaluationBehavior = RuleReevaluationBehavior.Never;
validityAdvanceBookingRule.Priority = 50;
RuleStatementAction validityAdvanceBookingThenAction = new RuleStatementAction(
new CodeAssignStatement(new CodePropertyReferenceExpression(new CodePropertyReferenceExpression(
new CodeThisReferenceExpression(), "OutputObj"), "Message"),
new CodePrimitiveExpression("VALID"))
);
RuleStatementAction validityAdvanceBookingElseAction = new RuleStatementAction(
new CodeAssignStatement(new CodePropertyReferenceExpression(new CodePropertyReferenceExpression(
new CodeThisReferenceExpression(), "OutputObj"), "Message"),
new CodePrimitiveExpression("INVALID"))
);
RuleCondition validityAdvanceBookingCondition = new RuleExpressionCondition(
new CodeBinaryOperatorExpression(new CodePropertyReferenceExpression(new CodePropertyReferenceExpression(
new CodeThisReferenceExpression(), "InputObj"), "NumOfAdvanceBookingDays"),
CodeBinaryOperatorType.GreaterThanOrEqual,
new CodePrimitiveExpression(promotionRuleObj.MinNumOfAdvanceBookingDays))
);
validityAdvanceBookingRule.Condition = validityAdvanceBookingCondition;
validityAdvanceBookingRule.ThenActions.Add(validityAdvanceBookingThenAction);
validityAdvanceBookingRule.ElseActions.Add(validityAdvanceBookingElseAction);
validityAdvanceBookingRule.ElseActions.Add(new RuleHaltAction());
return validityAdvanceBookingRule;
}
private static Rule CreateValidRouteRule(TPromotionRule promotionRuleObj)
{
Rule validityRouteRule = new Rule("ValidityRouteRule");
validityRouteRule.ReevaluationBehavior = RuleReevaluationBehavior.Never;
validityRouteRule.Priority = 60;
RuleStatementAction validityRouteThenAction = new RuleStatementAction(
new CodeAssignStatement(new CodePropertyReferenceExpression(new CodePropertyReferenceExpression(
new CodeThisReferenceExpression(), "OutputObj"),"Message"),
new CodePrimitiveExpression("VALID"))
);
RuleStatementAction validityRouteElseAction = new RuleStatementAction(
new CodeAssignStatement(new CodePropertyReferenceExpression(new CodePropertyReferenceExpression(
new CodeThisReferenceExpression(), "OutputObj"),"Message"),
new CodePrimitiveExpression("INVALID. This offer is not applicable for this route."))
);
/*RuleCondition validityRouteCondition = new RuleExpressionCondition(
new CodeBinaryOperatorExpression(
new CodeMethodInvokeExpression(
new CodeThisReferenceExpression(),
"IsElementExistInArray",
new CodeExpression[] {new CodePropertyReferenceExpression(new CodePropertyReferenceExpression(
new CodeThisReferenceExpression(), "InputObj"),"RouteId"),
new CodePrimitiveExpression(promotionRuleObj.RouteIDCSV)}),
CodeBinaryOperatorType.BooleanAnd,
new CodePrimitiveExpression(true))
);*/
RuleCondition validityRouteCondition = new RuleExpressionCondition(
new CodeBinaryOperatorExpression(
new CodeMethodInvokeExpression(
new CodeMethodReferenceExpression(new CodeTypeReferenceExpression(typeof(BusinessObjects.TPromotion)), "IsElementExistInArray")
, new CodeExpression[] { new CodePropertyReferenceExpression( new CodePropertyReferenceExpression(new CodeThisReferenceExpression(), "InputObj"),"RouteId")
, new CodePrimitiveExpression(promotionRuleObj.RouteIDCSV)}
)
, CodeBinaryOperatorType.BooleanAnd
, new CodePrimitiveExpression(true)
)
);
validityRouteRule.Condition = validityRouteCondition;
validityRouteRule.ThenActions.Add(validityRouteThenAction);
validityRouteRule.ElseActions.Add(validityRouteElseAction);
validityRouteRule.ElseActions.Add(new RuleHaltAction());
return validityRouteRule;
}
private static Rule CreateValidityEndDateRule(TPromotionRule promotionRuleObj)
{
Rule validityEndDateRule = new Rule("ValidityEndDateRule");
validityEndDateRule.ReevaluationBehavior = RuleReevaluationBehavior.Never;
validityEndDateRule.Priority = 80;
RuleStatementAction validityEndDateThenAction = new RuleStatementAction(
new CodeAssignStatement(new CodePropertyReferenceExpression(new CodePropertyReferenceExpression(
new CodeThisReferenceExpression(), "OutputObj"),"Message"),
new CodePrimitiveExpression("VALID"))
);
RuleStatementAction validityEndDateElseAction = new RuleStatementAction(
new CodeAssignStatement(new CodePropertyReferenceExpression(new CodePropertyReferenceExpression(
new CodeThisReferenceExpression(), "OutputObj"),"Message"),
new CodePrimitiveExpression("INVALID"))
);
RuleCondition validityEndDateCondition = new RuleExpressionCondition(
new CodeBinaryOperatorExpression(new CodePropertyReferenceExpression(new CodePropertyReferenceExpression(
new CodeThisReferenceExpression(), "InputObj"),"DOJ"),
CodeBinaryOperatorType.LessThan,
new CodePrimitiveExpression(promotionRuleObj.ValidityEndDate))
);
validityEndDateRule.Condition = validityEndDateCondition;
validityEndDateRule.ThenActions.Add(validityEndDateThenAction);
validityEndDateRule.ElseActions.Add(validityEndDateElseAction);
validityEndDateRule.ElseActions.Add(new RuleHaltAction());
return validityEndDateRule;
}
private static Rule CreateMinTicketFareRule(TPromotionRule promotionRuleObj)
{
Rule minTktFareRule = new Rule("MinTicketFareRule");
minTktFareRule.ReevaluationBehavior = RuleReevaluationBehavior.Never;
minTktFareRule.Priority = 100;
RuleStatementAction minTktFareThenAction = new RuleStatementAction(
new CodeAssignStatement(new CodePropertyReferenceExpression(new CodePropertyReferenceExpression(
new CodeThisReferenceExpression(), "OutputObj"),"Message"),
new CodePrimitiveExpression("VALID"))
);
RuleStatementAction minTktFareElseAction = new RuleStatementAction(
new CodeAssignStatement(new CodePropertyReferenceExpression(new CodePropertyReferenceExpression(
new CodeThisReferenceExpression(), "OutputObj"),"Message"),
new CodePrimitiveExpression("INVALID. Fare should be greater than" + promotionRuleObj.MinTicketFare))
);
RuleCondition minTktFareCondition = new RuleExpressionCondition(
new CodeBinaryOperatorExpression(new CodePropertyReferenceExpression(new CodePropertyReferenceExpression(
new CodeThisReferenceExpression(), "InputObj"),"OrderValue"),
CodeBinaryOperatorType.GreaterThanOrEqual,
new CodePrimitiveExpression(promotionRuleObj.MinTicketFare))
);
minTktFareRule.Condition = minTktFareCondition;
minTktFareRule.ThenActions.Add(minTktFareThenAction);
minTktFareRule.ElseActions.Add(minTktFareElseAction);
minTktFareRule.ElseActions.Add(new RuleHaltAction());
return minTktFareRule;
}
public static void CreateDynamicRule(string fileNameWithPath, TPromotionRule promotionRuleObj)
{
Rule minTktFareRule = null;
Rule validityStartDateRule = null;
Rule validityEndDateRule = null;
Rule validDayRule = null;
Rule validRouteRule = null;
Rule validBulkBookingRule = null;
Rule validAdvanceBookingRule = null;
Rule validLastMinuteBookingRule = null;
Rule discountRule = null;
Rule offerCodeRule = null;
Rule maxDiscountLimitRule = null;
RuleSet ruleSet = new RuleSet(promotionRuleObj.OfferCode + "RuleSet");
if(promotionRuleObj.MinTicketFare != decimal.Zero)
{
minTktFareRule = CreateMinTicketFareRule(promotionRuleObj);
ruleSet.Rules.Add(minTktFareRule);
}
if (promotionRuleObj.ValidityStartDate != null)
{
validityStartDateRule = CreateValidityStartDateRule(promotionRuleObj);
ruleSet.Rules.Add(validityStartDateRule);
}
if (promotionRuleObj.ValidityEndDate != null)
{
validityEndDateRule = CreateValidityEndDateRule(promotionRuleObj);
ruleSet.Rules.Add(validityEndDateRule);
}
if(promotionRuleObj.DaysCSV != null)
{
validDayRule = CreateValidDayRule(promotionRuleObj);
ruleSet.Rules.Add(validDayRule);
}
if (promotionRuleObj.RouteIDCSV != null)
{
validRouteRule = CreateValidRouteRule(promotionRuleObj);
ruleSet.Rules.Add(validRouteRule);
}
if (promotionRuleObj.MinNumOfSeats != null)
{
validBulkBookingRule = CreateValidBulkBookingRule(promotionRuleObj);
ruleSet.Rules.Add(validBulkBookingRule);
}
if (promotionRuleObj.MinNumOfAdvanceBookingDays != null)
{
validAdvanceBookingRule = CreateValidAdvanceBookingRule(promotionRuleObj);
ruleSet.Rules.Add(validAdvanceBookingRule);
}
if (promotionRuleObj.LastMinuteCountBeforeDept != null)
{
validLastMinuteBookingRule = CreateValidLastMinBookingRule(promotionRuleObj);
ruleSet.Rules.Add(validLastMinuteBookingRule);
}
if (promotionRuleObj.DiscountUnit != decimal.Zero)
{
discountRule = CreateDiscountUnitRule(promotionRuleObj);
}
else if(promotionRuleObj.DiscountPercent != decimal.Zero)
{
discountRule = CreateDiscountPercentRule(promotionRuleObj);
}
ruleSet.Rules.Add(discountRule);
offerCodeRule = CreateOfferCodeRule(promotionRuleObj);
ruleSet.Rules.Add(offerCodeRule);
if(promotionRuleObj.MaxDiscountAmount != decimal.Zero)
{
maxDiscountLimitRule = CreateMaxDiscountLimitRule(promotionRuleObj);
ruleSet.Rules.Add(maxDiscountLimitRule);
}
using (XmlWriter xmlWriter = XmlWriter.Create(fileNameWithPath))
{
WorkflowMarkupSerializer markupSerializer = new WorkflowMarkupSerializer();
markupSerializer.Serialize(xmlWriter, ruleSet);
}
}
private void button1_Click(object sender, EventArgs e)
{
RuleController ruleCtrlObj = null;
TPromotionRule promotionRuleObj = null;
bool isDiscountPercent = false;
bool isDiscountAmount = false;
string offerCode = string.Empty;
string offerCodeDesc = string.Empty;
if (!String.IsNullOrEmpty(textBox4.Text))
{
offerCode = textBox4.Text;
}
else
{
label9.Text = "Please enter the offer code";
label9.ForeColor = System.Drawing.Color.Red;
return;
}
if (!String.IsNullOrEmpty(textBox5.Text))
{
offerCodeDesc = textBox5.Text;
}
else
{
label9.Text = "Please enter the offer code description";
label9.ForeColor = System.Drawing.Color.Red;
return;
}
if (!String.IsNullOrEmpty(textBox6.Text))
{
isDiscountPercent = true;
}
if (!String.IsNullOrEmpty(textBox7.Text))
{
isDiscountAmount = true;
}
if (isDiscountPercent || isDiscountAmount)
{
decimal discount = decimal.Zero;
if (isDiscountPercent && Convert.ToDecimal(textBox6.Text) > 0)
{
discount = Convert.ToDecimal(textBox6.Text);
}
else if (isDiscountAmount && Convert.ToDecimal(textBox7.Text) > 0)
{
discount = Convert.ToDecimal(textBox7.Text);
}
promotionRuleObj = new TPromotionRule();
promotionRuleObj.OfferCode = offerCode;
promotionRuleObj.OfferDesciption = offerCodeDesc;
if (isDiscountAmount) promotionRuleObj.DiscountUnit = discount;
else if (isDiscountPercent) promotionRuleObj.DiscountPercent = discount;
}
else
{
label9.Text = "Please enter vaild discount";
label9.ForeColor = System.Drawing.Color.Red;
return;
}
if (!String.IsNullOrEmpty(textBox8.Text))
{
promotionRuleObj.MinTicketFare = Convert.ToDecimal(textBox8.Text);
}
else
{
promotionRuleObj.MinTicketFare = decimal.Zero;
}
if (!String.IsNullOrEmpty(textBox9.Text))
{
promotionRuleObj.MaxDiscountAmount = Convert.ToDecimal(textBox9.Text);
}
else
{
promotionRuleObj.MaxDiscountAmount = decimal.Zero;
}
if(!String.IsNullOrEmpty(textBox11.Text))
{
promotionRuleObj.ValidityStartDate = DateTime.Parse(textBox11.Text);
}
if(!String.IsNullOrEmpty(textBox12.Text))
{
promotionRuleObj.ValidityEndDate = DateTime.Parse(textBox12.Text);
}
if(!String.IsNullOrEmpty(textBox14.Text))
{
promotionRuleObj.DaysCSV = textBox14.Text;
}
if(!String.IsNullOrEmpty(textBox15.Text))
{
promotionRuleObj.RouteIDCSV = textBox15.Text;
}
if (!String.IsNullOrEmpty(textBox17.Text))
{
promotionRuleObj.MinNumOfSeats = Convert.ToInt32(textBox17.Text);
}
if (!String.IsNullOrEmpty(textBox18.Text))
{
promotionRuleObj.MinNumOfAdvanceBookingDays = Convert.ToInt32(textBox18.Text);
}
if (!String.IsNullOrEmpty(textBox19.Text))
{
promotionRuleObj.LastMinuteCountBeforeDept = Convert.ToInt32(textBox19.Text);
}
try
{
ruleCtrlObj = new RuleController();
ruleCtrlObj.CreateDynamicRule(promotionRuleObj);
label9.Text = "Nice!! The rule has been created.";
label9.ForeColor = System.Drawing.Color.Green;
}
catch (Exception ex)
{
label9.Text = "Sorry!! The expected rule can't be created right now";
label9.ForeColor = System.Drawing.Color.Red;
return;
}
}
