func getColorFromColorTeller()

in walkthroughs/howto-ecs-basics/src/feapp/main.go [126:155]

• 25 lines of code
• 6 McCabe index (conditional complexity)

func getColorFromColorTeller(request *http.Request) (string, error) {
	colorTellerEndpoint, err := getColorTellerEndpoint()
	if err != nil {
		return "-n/a-", err
	}

	client := xray.Client(&http.Client{})
	req, err := http.NewRequest(http.MethodGet, fmt.Sprintf("http://%s", colorTellerEndpoint), nil)
	if err != nil {
		return "-n/a-", err
	}

	resp, err := client.Do(req.WithContext(request.Context()))
	if err != nil {
		return "-n/a-", err
	}

	defer resp.Body.Close()
	body, err := ioutil.ReadAll(resp.Body)
	if err != nil {
		return "-n/a-", err
	}

	color := strings.TrimSpace(string(body))
	if len(color) < 1 {
		return "-n/a-", errors.New("Empty response from colorTeller")
	}

	return color, nil
}