package main

import (
	"flag"
	"fmt"

	"powerpod/gotool/pb"
)

const (
	ledRingModeClear    = 0
	ledRingModeProgress = 1
	ledRingModeDigit    = 2
	ledRingModeBlink    = 3
	ledRingModeFindMe   = 4
)

func runLedRing(sp *serialPort, args []string) error {
	fs := flag.NewFlagSet("led-ring", flag.ExitOnError)
	mode := fs.String("mode", "progress", "clear, progress, digit, blink, or find-me")
	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", 0, "brightness 0–255 (0 = device default ~5%)")
	blinkMs := fs.Uint("blink-ms", 350, "pulse length in ms (mode=blink)")
	blinkCount := fs.Uint("blink-count", 1, "number of pulses (mode=blink)")
	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
	case "blink":
		modeVal = ledRingModeBlink
	case "find-me", "find_me", "findme":
		modeVal = ledRingModeFindMe
	default:
		return fmt.Errorf("unknown -mode %q (clear, progress, digit, blink, find-me)", *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),
		BlinkMs:    uint32(*blinkMs),
		BlinkCount: uint32(*blinkCount),
	})
	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
}