package rgb

import (
	intrgb "github.com/wobkey/rgb/internal/rgb"
	"github.com/wobkey/rgb/internal/via"
)

func selectedZones() ([]intrgb.Zone, error) {
	if targetZone == "" {
		return intrgb.AllZones(), nil
	}
	zone, err := intrgb.ParseZone(targetZone)
	if err != nil {
		return nil, err
	}
	return []intrgb.Zone{zone}, nil
}

func zoneChannels(zones []intrgb.Zone) []via.LEDType {
	var channels []via.LEDType
	for _, zone := range zones {
		channels = append(channels, via.LEDType(zone.Channel()))
	}
	return channels
}