Method TokenizeIdentityField

identity.go:151–206

TokenizeIdentityField tokenizes a specific field in an identity. Parameters: - identityID string: The ID of the identity. - fieldName string: The name of the field to tokenize. Returns: - error: An error if the field could not be tokenized.

(identityID, fieldName string)

// Returns:
// - error: An error if the field could not be tokenized.
func (l *LedgerForge) TokenizeIdentityField(identityID, fieldName string) error {
	// Convert field name to struct field format for reflection
	structFieldName := convertToStructFieldName(fieldName)

	// Check if field is tokenizable
	validField := false
	for _, field := range tokenization.TokenizableFields {
		if field == structFieldName {
			validField = true
			break
		}
	}

	if !validField {
		return fmt.Errorf("field %s is not tokenizable", fieldName)
	}

	// Get the identity
	identity, err := l.GetIdentity(identityID)
	if err != nil {
		return err
	}

	// Check if field is already tokenized using the original field name
	// as IsFieldTokenized will handle the conversion internally
	if identity.IsFieldTokenized(fieldName) {
		return fmt.Errorf("field %s is already tokenized", fieldName)
	}

	// Get the field value using reflection with struct field name
	val := reflect.ValueOf(identity).Elem()
	fieldVal := val.FieldByName(structFieldName)

	if !fieldVal.IsValid() || !fieldVal.CanSet() {
		return fmt.Errorf("field %s not found or cannot be set", fieldName)
	}

	// Get the string value
	strVal := fieldVal.String()

	// Tokenize the value
	token, err := l.tokenizer.TokenizeWithMode(strVal, tokenization.FormatPreservingMode)
	if err != nil {
		return err
	}

	// Set the tokenized value
	fieldVal.SetString(token)

	// Mark the field as tokenized using the original field name
	// as MarkFieldAsTokenized will handle the conversion internally
	identity.MarkFieldAsTokenized(fieldName)

	// Update the identity
	return l.UpdateIdentity(identity)
}

// DetokenizeIdentityField detokenizes a specific field in an identity.