func validateAndroidNotification()

in messaging/messaging_utils.go [98:124]

• 26 lines of code
• 12 McCabe index (conditional complexity)

func validateAndroidNotification(notification *AndroidNotification) error {
	if notification == nil {
		return nil
	}
	if notification.Color != "" && !colorPattern.MatchString(notification.Color) {
		return fmt.Errorf("color must be in the #RRGGBB form")
	}
	if len(notification.TitleLocArgs) > 0 && notification.TitleLocKey == "" {
		return fmt.Errorf("titleLocKey is required when specifying titleLocArgs")
	}
	if len(notification.BodyLocArgs) > 0 && notification.BodyLocKey == "" {
		return fmt.Errorf("bodyLocKey is required when specifying bodyLocArgs")
	}
	image := notification.ImageURL
	if image != "" {
		if _, err := url.ParseRequestURI(image); err != nil {
			return fmt.Errorf("invalid image URL: %q", image)
		}
	}
	for _, timing := range notification.VibrateTimingMillis {
		if timing < 0 {
			return fmt.Errorf("vibrateTimingMillis must not be negative")
		}
	}

	return validateLightSettings(notification.LightSettings)
}