Set the Default Value of CDT Fields Based on a User Input

Goal

Copy link to clipboard

Set the value of a CDT field based on a user input.

Expression

Copy link to clipboard

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
a!localVariables(
  local!myCdt: 'type!{http://www.appian.com/ae/types/2009}LabelValue'(),
  a!formLayout(
    label: "Example: Default Value Based on User Input",
    instructions: "local!myCdt: " & local!myCdt,
    contents: {
      a!textField(
        label: "Label",
        instructions: "Value saved: " & local!myCdt.label,
        value: local!myCdt.label,
        saveInto: {
          local!myCdt.label,
          a!save(local!myCdt.value, append(save!value, "@example.com"))
        },
        refreshAfter: "KEYPRESS"
      ),
      a!textField(
        label: "Value",
        instructions: "Value saved: " & local!myCdt.value,
        value: local!myCdt.value,
        saveInto: local!myCdt.value,
        refreshAfter: "KEYPRESS"
      )
    },
    buttons: a!buttonLayout(
      primaryButtons: a!buttonWidget(
        label: "Submit",
        submit: true
      )
    )
  )
)
Copy

Test it out

Copy link to clipboard

1. Type into the first text field, and notice that the second text field is pre-populated. The instructions of the form show the value of the CDT variable.

To write your data to process

Copy link to clipboard

1. Save your interface as sailRecipe
2. Create rule input: myCdt (CDT)
3. Remove the localVariables() function
4. Delete local variable: local!myCdt
5. In your expression, replace:
   • local!myCdt with ri!myCdt
6. In your process model, on the process start form or forms tab of an activity, enter the name of your interface in the search box and select it
7. Click Yes when the Process Modeler asks, "Do you want to import the rule inputs?"
   • On a task form, change the records node inputs to data type of the CDT used in the interface.
   • On a start form, change the records process variable to data type of the CDT used in the interface.

Feedback

Copy link to clipboard