package main

import (
	"log"
	"math"

	"github.com/gopxl/beep"
	"github.com/gopxl/beep/effects"

	discordspeaker "dndmusicbot/speaker"
)

const (
	volmin = -10.0
	volmax = 0.0
)

var (
	pl_volume  *effects.Volume
	amb_volume *effects.Volume
	ambMixer   beep.Mixer
	plMixer    beep.Mixer
)

func PercentToVolume(p float64) float64 {
	return (p * (volmax - volmin) / 100) + volmin
}

func VolumeToPercent(v float64) float64 {
	ratio := math.Pow(10, 2)
	return math.Round(((v-volmin)*100)/(volmax-volmin)*ratio) / ratio
}

func init() {
	log.Println("beep.go loading..")
	ambMixer = beep.Mixer{}

	amb_volume = &effects.Volume{
		Streamer: &ambMixer,
		Base:     2,
		Volume:   -2,
		Silent:   false,
	}

	discordspeaker.Play(amb_volume)

	/*
		amb_stream, err := snapcast.New("127.0.0.1", config.GetInt("mpd.ambiance"))
		if err != nil {
			log.Fatal(err)
		}
	*/
	// ambMixer.Add(amb_stream)

	plMixer = beep.Mixer{}

	pl_volume = &effects.Volume{
		Streamer: &plMixer,
		Base:     2,
		Volume:   -2,
		Silent:   false,
	}

	discordspeaker.Play(beep.Resample(4, beep.SampleRate(44100), beep.SampleRate(48000), pl_volume))
	/*
		pl_stream, err := snapcast.New("127.0.0.1", config.GetInt("mpd.playlist"))
		if err != nil {
			log.Fatal(err)
		}

		plMixer.Add(pl_stream)
	*/

	discordspeaker.Lock()
	plMixer.Add(player)
	discordspeaker.Unlock()
	log.Println("beep.go done.")
}