PKGBUILD/pkg/cli/cli.go

package cli

import (
	"fmt"
	"io"
	"text/tabwriter"

	"git.cryptic.systems/volker.raschek/flucky/pkg/types"
)

func PrintMeasuredValues(measuredValues []*types.MeasuredValue, w io.Writer) error {
	// declar tabwriter
	tw := tabwriter.NewWriter(w, 0, 0, 3, ' ', 0)

	fmt.Fprint(tw, "timestamp\ttype\tvalue\n")

	for i := range measuredValues {
		fmt.Fprintf(tw, "%v\t%v\t%v\n", measuredValues[i].Date.String(), measuredValues[i].ValueType, measuredValues[i].Value)
	}

	err := tw.Flush()
	if err != nil {
		return err
	}

	return nil
}

// PrintSensors displays a list with all configured sensors
func PrintSensors(sensors []*types.Sensor, w io.Writer) error {
	// declar tabwriter
	tw := tabwriter.NewWriter(w, 0, 0, 3, ' ', 0)

	fmt.Fprint(tw, "name\tlocation\ttype\twire-id\ti2c-bus\ti2c-address\tgpio\ttick-duration\tenabled\n")

	for _, sensor := range sensors {
		fmt.Fprintf(tw, "%v\t%v\t%v\t", sensor.Name, sensor.Location, sensor.Model)

		if sensor.WireID != nil {
			fmt.Fprintf(tw, "%v\t", *sensor.WireID)
		} else {
			fmt.Fprintf(tw, "\t")
		}

		if sensor.I2CBus != nil {
			fmt.Fprintf(tw, "%v\t", *sensor.I2CBus)
		} else {
			fmt.Fprintf(tw, "\t")
		}

		if sensor.I2CAddress != nil {
			fmt.Fprintf(tw, "%#v\t", *sensor.I2CAddress)
		} else {
			fmt.Fprintf(tw, "\t")
		}

		fmt.Fprintf(tw, "%v\t", sensor.GPIONumber)

		fmt.Fprintf(tw, "%v\t%v\n", sensor.TickDuration, sensor.Enabled)
	}

	err := tw.Flush()
	if err != nil {
		return err
	}

	return nil
}