package main

import (
	"flag"
	"fmt"

	"powerpod/gotool/pb"
)

const (
	ledRingModeClear    = 0
	ledRingModeProgress = 1
	ledRingModeDigit    = 2
)

func runLedRing(sp *serialPort, args []string) error {
	fs := flag.NewFlagSet("led-ring", flag.ExitOnError)
	mode := fs.String("mode", "progress", "clear, progress, or digit")
	progress := fs.Uint("progress", 0, "fill level 0–100 (mode=progress)")
	digit := fs.Uint("digit", 0, "digit 0–10 (mode=digit)")
	r := fs.Uint("r", 0, "red 0–255")
	g := fs.Uint("g", 255, "green 0–255")
	b := fs.Uint("b", 0, "blue 0–255")
	intensity := fs.Uint("intensity", 255, "brightness 0–255")
	if err := fs.Parse(args); err != nil {
		return err
	}

	var modeVal uint32
	switch *mode {
	case "clear":
		modeVal = ledRingModeClear
	case "progress":
		modeVal = ledRingModeProgress
	case "digit":
		modeVal = ledRingModeDigit
	default:
		return fmt.Errorf("unknown -mode %q (clear, progress, digit)", *mode)
	}

	resp, err := sp.ledRingProgress(&pb.LedRingProgressRequest{
		Mode:      modeVal,
		Progress:  uint32(*progress),
		Digit:     uint32(*digit),
		R:         uint32(*r),
		G:         uint32(*g),
		B:         uint32(*b),
		Intensity: uint32(*intensity),
	})
	if err != nil {
		return err
	}
	fmt.Printf("success=%v mode=%d progress=%d digit=%d\n",
		resp.GetSuccess(), resp.GetMode(), resp.GetProgress(), resp.GetDigit())
	return nil
}