func AskInstanceTypeInstanceSelector()

in pkg/question/question.go [369:420]
41 lines of code
6 McCabe index (conditional complexity)

func AskInstanceTypeInstanceSelector(h *ec2helper.EC2Helper, instanceSelector ec2helper.InstanceSelector,
	vcpus, memory string) (*string, error) {
	// Parse string to numbers
	vcpusInt, err := strconv.Atoi(vcpus)
	if err != nil {
		return nil, err
	}
	memoryInt, err := strconv.Atoi(memory)
	if err != nil {
		return nil, err
	}

	// get instance types from instance selector
	instanceTypes, err := h.GetInstanceTypesFromInstanceSelector(instanceSelector, vcpusInt, memoryInt)
	if err != nil {
		return nil, err
	}

	data := [][]string{}
	indexedOptions := []string{}

	var optionsText string
	if len(instanceTypes) > 0 {
		for index, instanceType := range instanceTypes {
			// Fill the data with properties
			data = append(data, []string{
				fmt.Sprintf("%d.", index+1),
				*instanceType.InstanceType,
				strconv.FormatInt(*instanceType.VCpuInfo.DefaultVCpus, 10),
				strconv.FormatFloat(float64(*instanceType.MemoryInfo.SizeInMiB)/1024, 'f', 2, 64) + " GiB",
				strconv.FormatBool(*instanceType.InstanceStorageSupported),
			})

			indexedOptions = append(indexedOptions, *instanceType.InstanceType)
		}

		optionsText = table.BuildTable(data, []string{"Option", "Instance Type", "vCPUs",
			"Memory", "Instance Storage"})
	} else {
		return nil, errors.New("No suggested instance types available. Please enter vCPUs and memory again. ")
	}

	question := "Instance Type"

	answer := AskQuestion(&AskQuestionInput{
		QuestionString: question,
		OptionsString:  &optionsText,
		IndexedOptions: indexedOptions,
	})

	return &answer, nil
}