package core

import (
	"fmt"
	"log"
	"os/exec"
	"time"

	"github.com/bwmarrin/discordgo"
)

// playSound plays the current buffer to the provided channel.
func playSound(s *discordgo.Session, guildID, channelID string, audioBuffer []byte) (err error) {

	// Join the provided voice channel.
	vc, err := s.ChannelVoiceJoin(guildID, channelID, false, false)
	if err != nil {
		log.Println("Could not find channel.")
		return err
	}

	// Sleep for a specified amount of time before playing the sound
	time.Sleep(250 * time.Millisecond)

	// Start speaking.
	vc.Speaking(true)

	log.Println(len(audioBuffer))
	vc.OpusSend <- audioBuffer

	// Stop speaking
	vc.Speaking(false)

	// Sleep for a specificed amount of time before ending.
	time.Sleep(5000 * time.Millisecond)

	// Disconnect from the provided voice channel.
	vc.Disconnect()
	
	return nil
}

func getAudioMessage(msg string) (filename string, out []byte) {
	curr_time := time.Now().Unix()
	filename = fmt.Sprintf("%d.ogg", curr_time)
	var cmd_args string = fmt.Sprintf("espeak-ng -s 120 -v mb-fr2 -p 30 '%s' --stdout | ffmpeg -i - -c:a libopus -f ogg pipe:1 2>/dev/null",
		maxString(msg, 300))
	cmd := exec.Command("sh", "-c", cmd_args)
	out, err := cmd.CombinedOutput()
	if err != nil {
		fmt.Println(fmt.Sprint(err))
	}
	return
}