Function PromptRegion

pkg/cmd/shared/apputil/create.go:70–108

PromptRegion fetches regions from the API and prompts the user to select one.

(
	io *iostreams.IOStreams,
	client *dashboard.Client,
	accessToken string,
)

// PromptRegion fetches regions from the API and prompts the user to select one.
func PromptRegion(
	io *iostreams.IOStreams,
	client *dashboard.Client,
	accessToken string,
) (string, error) {
	io.StartProgressIndicatorWithLabel("Fetching regions")
	regions, err := client.ListRegions(accessToken)
	io.StopProgressIndicator()
	if err != nil {
		return "", fmt.Errorf("failed to fetch regions: %w", err)
	}

	if len(regions) == 0 {
		return "", fmt.Errorf("no regions available")
	}

	regionOptions := make([]string, len(regions))
	for i, r := range regions {
		if r.Name != "" {
			regionOptions[i] = fmt.Sprintf("%s (%s)", r.Code, r.Name)
		} else {
			regionOptions[i] = r.Code
		}
	}

	var selected int
	err = prompt.SurveyAskOne(
		&survey.Select{
			Message: "Region:",
			Options: regionOptions,
		},
		&selected,
	)
	if err != nil {
		return "", err
	}

	return regions[selected].Code, nil
}

// CreateAndFetchApplication creates an application (with region retry) and
// generates an API key for it. It returns the region the application was