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set_contact_field.go
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/
set_contact_field.go
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package actions
import (
"fmt"
"strings"
"github.com/nyaruka/goflow/flows"
"github.com/nyaruka/goflow/flows/events"
)
// TypeSetContactField is the type for the set contact field action
const TypeSetContactField string = "set_contact_field"
// SetContactFieldAction can be used to update a field value on the contact. The value is a localizable
// template and white space is trimmed from the final value. An empty string clears the value.
// A `contact_field_changed` event will be created with the corresponding value.
//
// {
// "uuid": "8eebd020-1af5-431c-b943-aa670fc74da9",
// "type": "set_contact_field",
// "field": {"key": "gender", "name": "Gender"},
// "value": "Male"
// }
//
// @action set_contact_field
type SetContactFieldAction struct {
BaseAction
Field *flows.FieldReference `json:"field" validate:"required"`
Value string `json:"value"`
}
// Type returns the type of this action
func (a *SetContactFieldAction) Type() string { return TypeSetContactField }
// Validate validates our action is valid and has all the assets it needs
func (a *SetContactFieldAction) Validate(assets flows.SessionAssets) error {
_, err := assets.GetField(a.Field.Key)
return err
}
// Execute runs this action
func (a *SetContactFieldAction) Execute(run flows.FlowRun, step flows.Step, log flows.EventLog) error {
if run.Contact() == nil {
log.Add(events.NewFatalErrorEvent(fmt.Errorf("can't execute action in session without a contact")))
return nil
}
value, err := a.evaluateLocalizableTemplate(run, "value", a.Value)
value = strings.TrimSpace(value)
// if we received an error, log it
if err != nil {
log.Add(events.NewErrorEvent(err))
return nil
}
log.Add(events.NewContactFieldChangedEvent(a.Field, value))
return nil
}