private static ActivityInfo[] GetCorrelationScopeChildren(CorrelationScope activity)
{
var children = new List <ActivityInfo>();
if (activity.Body != null)
{
children.Add(new ActivityInfo(activity.Body, activity, "Body"));
}
return(children.ToArray());
}
private static ActivityView BuildCorrelationScopeView(CorrelationScope source)
{
string activityId = ObjectIdManager.GetId(source);
string correlatesWidth = ExpressionConvert.ToString(source.CorrelatesWith);
var view = new CorrelationScopeView(activityId)
{
ActivityName = source.DisplayName,
CorrelatesWith = correlatesWidth,
};
return(view);
}
private static Activity GetApprovePO(Variable <PurchaseOrder> po, Variable <bool> replyPO)
{
Receive approvePO = new Receive
{
OperationName = "ApprovePurchaseOrder",
CanCreateInstance = true,
ServiceContractName = "FinanceService",
SerializerOption = SerializerOption.XmlSerializer,
Content = ReceiveContent.Create(new OutArgument <PurchaseOrder>(po))
};
Activity workflow = new CorrelationScope()
{
Body = new Sequence
{
Variables = { po, replyPO },
Activities =
{
approvePO,
new WriteLine
{
Text = new InArgument <string>(env => ("Purchase order approval request received"))
},
new If
{
Condition = new InArgument <bool> (env => (po.Get(env).RequestedAmount <= 100)),
Then =
new Assign <bool>
{
Value = true,
To = new OutArgument <bool>(replyPO)
},
Else =
new Assign <bool>
{
Value = false,
To = new OutArgument <bool>(replyPO)
},
},
new If
{
Condition = new InArgument <bool> (replyPO),
Then =
new WriteLine
{
Text = new InArgument <string>("Purchase Order Approved")
},
Else =
new WriteLine
{
Text = new InArgument <string>("Purchase Order Cannot be Approved")
},
},
new SendReply
{
Request = approvePO,
Content = SendContent.Create(new InArgument <bool>(replyPO)),
},
}
}
};
return(workflow);
}
private static Activity GetApproveExpense(Variable <Expense> expense, Variable <bool> reply)
{
Receive approveExpense = new Receive
{
OperationName = "ApproveExpense",
CanCreateInstance = true,
ServiceContractName = "FinanceService",
SerializerOption = SerializerOption.DataContractSerializer,
Content = ReceiveContent.Create(new OutArgument <Expense>(expense))
};
approveExpense.KnownTypes.Add(typeof(Travel));
approveExpense.KnownTypes.Add(typeof(Meal));
Activity workflow = new CorrelationScope()
{
Body = new Sequence
{
Variables = { expense, reply },
Activities =
{
approveExpense,
new WriteLine
{
Text = new InArgument <string>(env => ("Expense approval request received"))
},
new If
{
Condition = new InArgument <bool> (env => (expense.Get(env).Amount <= 100)),
Then =
new Assign <bool>
{
Value = true,
To = new OutArgument <bool>(reply)
},
Else =
new Assign <bool>
{
Value = false,
To = new OutArgument <bool>(reply)
},
},
new If
{
Condition = new InArgument <bool> (reply),
Then =
new WriteLine
{
Text = new InArgument <string>("Expense Approved")
},
Else =
new WriteLine
{
Text = new InArgument <string>("Expense Cannot be Approved")
},
},
new SendReply
{
Request = approveExpense,
Content = SendContent.Create(new InArgument <bool>(reply)),
},
},
}
};
return(workflow);
}
private static Activity GetApprovedVendor(Variable <VendorRequest> vendor, Variable <VendorResponse> replyVendor)
{
Receive approvedVendor = new Receive
{
OperationName = "ApprovedVendor",
CanCreateInstance = true,
ServiceContractName = "FinanceService",
Content = ReceiveContent.Create(new OutArgument <VendorRequest>(vendor))
};
Activity workflow = new CorrelationScope()
{
Body = new Sequence
{
Variables = { vendor, replyVendor },
Activities =
{
approvedVendor,
new WriteLine
{
Text = new InArgument <string>(env => ("Query for approved vendor received"))
},
new If
{
Condition = new InArgument <bool> (env => ((vendor.Get(env).requestingDepartment == "Finance")) || Constants.vendors.Contains(vendor.Get(env).Name)),
Then =
new Assign <VendorResponse>
{
Value = new InArgument <VendorResponse>((e) => new VendorResponse {
isPreApproved = true
}),
To = new OutArgument <VendorResponse>(replyVendor)
},
Else =
new Assign <VendorResponse>
{
Value = new InArgument <VendorResponse>((e) => new VendorResponse {
isPreApproved = false
}),
To = new OutArgument <VendorResponse>(replyVendor)
},
},
new If
{
Condition = new InArgument <bool> (env => replyVendor.Get(env).isPreApproved),
Then =
new WriteLine
{
Text = new InArgument <string>("Vendor is pre-approved")
},
Else =
new WriteLine
{
Text = new InArgument <string>("Vendor is not pre-approved")
},
},
new SendReply
{
Request = approvedVendor,
Content = SendContent.Create(new InArgument <VendorResponse>(replyVendor)),
},
}
}
};
return(workflow);
}
