Single Update Rule configuration

These rules are used to manage fields update.

const updateRuleConfiguration = {
    name: 'fieldName',
    update: [],  // Array of form fields names to notify when events occour
    additionalData: [], // Array of other form field names to send to server
    externalData: (data, subjectName) => { } // Function which returns a json of data
};

name*

The field name inside the form.

additionalData

A collection of other fields name whose value will be automatically fetched and used in the field's update function.

externalData (data, subjectName)

A function to collect other data used in the update function but external to the form (e.g. a timestamp).

Parameters

• {object} data: data obtained from the additional data function
• {string | null} subjectName: the name of the subject who triggered the update. It can be null if the update is triggered manually

Returns

• {object} An object with external data values (key-value format)