Add Dockerfile for building JS output

.gitignore

@@ -7,6 +7,11 @@ cookies.txt
 config
 css/*.min.css
 js/*.min.js
+cache
 
 bin
 ambiance/*.mp3
+
+*.yml
+public/
+node_modules/

Dockerfile

@@ -0,0 +1,11 @@
+# docker build -t dndmusicbot-js-build .
+# docker run -it -v $(pwd)/public:/app/public dndmusicbot-js-build
+FROM node:19-alpine3.16
+
+WORKDIR /app
+
+COPY . /app
+
+RUN yarn
+
+ENTRYPOINT ["yarn", "build"]

bot.go

@@ -11,10 +11,13 @@ import (
 
 	"github.com/bwmarrin/discordgo"
 	"github.com/dpup/gohubbub"
+	"github.com/faiface/beep"
+	"github.com/gohugoio/hugo/cache/filecache"
 	"github.com/jackc/pgx/v5"
 	"github.com/julienschmidt/httprouter"
 	"github.com/kataras/go-events"
 	"github.com/r3labs/sse/v2"
+	"github.com/spf13/afero"
 	"github.com/spf13/viper"
 	"google.golang.org/api/youtube/v3"
 )
@@ -48,7 +51,7 @@ type App struct {
 	voice    *discordgo.VoiceConnection
 	youtube  *youtube.Service
 	queue    *Queue
-	ambiance *Queue
+	ambiance beep.Mixer
 	curamb   string
 	events   events.EventEmmiter
 	next     bool
@@ -60,9 +63,13 @@ type App struct {
 	playlist *Playlist
 	plm      *sync.RWMutex
 	hubbub   *gohubbub.Client
+	cache    *filecache.Cache
 }
 
 func main() {
+	bfs := afero.NewBasePathFs(afero.NewOsFs(), "cache")
+	app.cache = filecache.NewCache(bfs, 1*time.Hour, "")
+
 	app.plm = &sync.RWMutex{}
 	ticker := time.NewTicker(300 * time.Millisecond)
 

css/style.css

@@ -1,41 +1,69 @@
 .container {
-    display: grid;
+  --grid-layout-gap: 8px;
-    grid-template-columns: 1fr 1fr 1fr;
+  --grid-column-count: 3;
-    grid-template-rows: auto;
+  --grid-item--min-width: 150px;
-    padding: 10px;
+
-    border-radius: 10px;
+  --gap-count: calc(var(--grid-column-count) - 1);
+  --total-gap-width: calc(var(--gap-count) * var(--grid-layout-gap));
+  --grid-item--max-width: calc((100% - var(--total-gap-width)) / var(--grid-column-count));
+
+  display: grid;
+  grid-template-columns: repeat(auto-fill, minmax(max(var(--grid-item--min-width), var(--grid-item--max-width)), 1fr));
+  grid-auto-rows: 1fr;
+  grid-gap: var(--grid-layout-gap);
 }
 
 .playing {
-	background-color: burlywood;
+  background-color: burlywood;
 }
 
 h2.bot {
-	margin-top: 10px;
+  margin-top: 0;
-	margin-bottom: 0px;
+  margin-bottom: .5rem;
-	text-align: center;
+  text-align: center;
 }
 
 .item {
-    background-color: #80cbc4;
+  display: flex;
-    border: 1px solid black;
+  justify-content: center;
-    padding: 20px;
+  align-items: center;
-    font-size: clamp(1rem, -0.8750rem + 8.3333vw, 2rem);
+  padding: 1rem;
-    text-align: center;
+  background-color: #80cbc4;
-    cursor: pointer;
+  border: 1px solid black;
-    color: #073642
+  font-size: clamp(1rem, -0.8750rem + 8.3333vw, 2rem);
+  text-align: center;
+  cursor: pointer;
+  color: #073642
 }
 
-.container2 {
+.item.stop {
-    display: block;
+  background-color: #cb4b16;
-    border-radius: 10px;
+}
-    padding: 10px;
+
+#info {
+  display: flex;
+  flex-direction: column;
+  align-items: center;
+  gap: 6px;
+}
+
+.controls {
+  display: flex;
+  align-items: center;
+  justify-content: space-around;
+  width: 100%;
+  margin: 0 auto;
+  max-width: 512px;
+}
+
+.input-container {
+  max-width: 512px;
 }
 
 .box {
-/*  background-color: #fefefe;*/
+  /*  background-color: #fefefe;*/
   margin: 15% auto; /* 15% from the top and centered */
-  padding: 20px;
+  padding: 2rem;
   /*border: 1px solid #888;*/
   width: 80%; /* Could be more or less, depending on screen size */
   align-content: center;
@@ -58,12 +86,72 @@ h2.bot {
 /* Modal Content/Box */
 .modal-content {
   margin: 15% auto; /* 15% from the top and centered */
-  padding: 20px;
+  padding: 2rem;
   width: 80%; /* Could be more or less, depending on screen size */
   text-align: center;
   font-size: 32px;
 }
 
-body > div.container2 > input[type=text]:nth-child(2) {
+body, html {
-    width: 512px;
+  margin: 0;
+  padding: .5rem;
+}
+
+input[type="button"],
+input[type="submit"] {
+  display: inline-block;
+  height: 38px;
+  padding: 0 30px;
+  color: #555;
+  text-align: center;
+  font-size: 11px;
+  font-weight: 600;
+  line-height: 38px;
+  letter-spacing: .1rem;
+  text-transform: uppercase;
+  text-decoration: none;
+  white-space: nowrap;
+  border-radius: 4px;
+  border: 1px solid #bbb;
+  cursor: pointer;
+  box-sizing: border-box;
+}
+
+input[type="button"]:focus,
+input[type="submit"]:hover {
+  color: #333;
+  border-color: #888;
+  outline: 0;
+}
+
+input[type="text"] {
+  height: 38px;
+  padding: 6px 10px;
+  background-color: #fff;
+  border: 1px solid #D1D1D1;
+  border-radius: 4px;
+  box-shadow: none;
+  box-sizing: border-box;
+
+  -webkit-appearance: none;
+  -moz-appearance: none;
+  appearance: none;
+}
+
+input[type="text"]:focus {
+  border: 1px solid #33C3F0;
+  outline: 0;
+}
+
+section {
+  margin-bottom: .5rem;
+}
+
+.u-full-width {
+  width: 100%;
+  box-sizing: border-box;
+}
+
+.u-hidden {
+  display: none;
 }

events.go

@@ -3,7 +3,6 @@ package main
 import (
 	"context"
 	"dndmusicbot/ffmpeg"
-	"dndmusicbot/loop"
 	discordspeaker "dndmusicbot/speaker"
 	"dndmusicbot/ytdl"
 	"encoding/json"
@@ -13,6 +12,7 @@ import (
 	"os"
 	"time"
 
+	"github.com/faiface/beep"
 	"github.com/faiface/beep/mp3"
 	"github.com/google/uuid"
 	"github.com/kataras/go-events"
@@ -20,14 +20,14 @@ import (
 )
 
 type SongInfo struct {
-	Playlist     uuid.UUID `json:"playlist"`
+	Playlist     uuid.UUID `json:"playlist,omitempty"`
-	PlaylistName string    `json:"playlistname"`
+	PlaylistName string    `json:"playlistname,omitempty"`
-	Title        string    `json:"current"`
+	Title        string    `json:"current,omitempty"`
-	Channel      string    `json:"channel"`
+	Channel      string    `json:"channel,omitempty"`
 	Position     int       `json:"position"`
-	Length       int       `json:"len"`
+	Length       int       `json:"len,omitempty"`
 	Pause        bool      `json:"pause"`
-	Song         string    `json:"song"`
+	Song         string    `json:"song,omitempty"`
 }
 
 var l = rate.Sometimes{Interval: 1 * time.Second}
@@ -39,8 +39,9 @@ func init() {
 	app.events.On("load_playlist", app.loadPlaylist)
 	app.events.On("add_playlist", app.addPlaylist)
 
-	app.events.On("preload_song", app.preloadSong)
+	//app.events.On("preload_song", app.preloadSong)
-	app.events.On("song_over", app.songOver)
+	app.events.On("song_over", app.songInfo)
+	app.events.On("song_start", app.songInfo)
 	//app.events.On("song_position", app.songPosition)
 
 	app.events.On("ambiance_play", app.ambiancePlay)
@@ -60,37 +61,15 @@ func (app *App) songInfoEvent(event string) map[string]interface{} {
 	msg := make(map[string]interface{})
 	msg["event"] = event
 
-	var title, channel string
-
-	switch current := app.queue.Current().(type) {
-	case *ffmpeg.PCM:
-		title = current.Player.Title
-		channel = current.Player.Channel
-	}
-
-	var plid uuid.UUID
-	var pltitle string
-
-	if app.playlist != nil {
-		plid = app.playlist.Id
-		pltitle = app.playlist.Title
-	}
-
-	var song string
-
-	if app.active != nil && len(app.active) > 0 {
-		song = app.active[app.plidx]
-	}
-
 	msg["payload"] = SongInfo{
-		Playlist:     plid,
+		Playlist:     app.queue.Current().Playlist.Id,
-		PlaylistName: pltitle,
+		PlaylistName: app.queue.Current().Playlist.Title,
-		Title:        title,
+		Title:        app.queue.Current().Title,
-		Channel:      channel,
+		Channel:      app.queue.Current().Channel,
-		Position:     app.queue.Position(),
+		Position:     0,
 		Length:       app.queue.Len(),
 		Pause:        !app.queue.IsPlaying(),
-		Song:         song,
+		Song:         app.queue.Current().VideoID,
 	}
 
 	return msg
@@ -128,11 +107,8 @@ func (app *App) ambiancePlay(payload ...interface{}) {
 
 	discordspeaker.Pause(false)
 	discordspeaker.Lock()
-	if app.ambiance.IsPlaying() {
+	app.ambiance.Clear()
-		app.ambiance.Reset()
+	loop := beep.Loop(-1, play)
-	}
-
-	loop := loop.Loop(-1, play)
 	app.ambiance.Add(loop)
 	discordspeaker.Unlock()
 
@@ -150,7 +126,7 @@ func (app *App) ambiancePlay(payload ...interface{}) {
 func (app *App) ambianceStop(payload ...interface{}) {
 	log.Println("Stopping ambiance")
 	discordspeaker.Lock()
-	app.ambiance.Reset()
+	app.ambiance.Clear()
 	discordspeaker.Unlock()
 
 	msg := make(map[string]interface{})
@@ -211,10 +187,8 @@ func (app *App) songPosition(payload ...interface{}) {
 		out := make(map[string]interface{})
 
 		msg["event"] = "song_position"
-		if app.queue != nil {
+		out["len"] = app.queue.Len()
-			out["len"] = app.queue.Len()
+		out["position"] = app.queue.Position()
-			out["position"] = app.queue.Position()
-		}
 
 		msg["payload"] = out
 		ws_msg <- msg
@@ -255,7 +229,7 @@ func (app *App) checkTimeleft(payload ...interface{}) {
 	}
 }
 
-func (app *App) songOver(payload ...interface{}) {
+func (app *App) songInfo(payload ...interface{}) {
 	log.Println("song_over event received")
 
 	msg := app.songInfoEvent("song_info")
@@ -279,17 +253,8 @@ func (app *App) stop(payload ...interface{}) {
 
 func (app *App) prevSong(payload ...interface{}) {
 	log.Println("prev_song event received")
-	song := app.GetPrevSong(app.active)
-	f, err := ffmpeg.NewPCM(song, sampleRate, channels)
-	if err != nil {
-		log.Println("Unable to start new ffmpeg")
-		return
-	}
 
-	discordspeaker.Lock()
+	app.queue.Prev()
-	app.queue.Reset()
-	app.queue.Add(f)
-	discordspeaker.Unlock()
 
 	msg := app.songInfoEvent("song_info")
 	ws_msg <- msg
@@ -297,17 +262,8 @@ func (app *App) prevSong(payload ...interface{}) {
 
 func (app *App) nextSong(payload ...interface{}) {
 	log.Println("next_song event received")
-	song := app.GetNextSong(app.active)
-	f, err := ffmpeg.NewPCM(song, sampleRate, channels)
-	if err != nil {
-		log.Println("Unable to start new ffmpeg")
-		return
-	}
 
-	discordspeaker.Lock()
+	app.queue.Next()
-	app.queue.Reset()
-	app.queue.Add(f)
-	discordspeaker.Unlock()
 
 	msg := app.songInfoEvent("song_info")
 	ws_msg <- msg
@@ -404,13 +360,7 @@ func (app *App) loadPlaylist(payload ...interface{}) {
 		return
 	}
 
-	app.plm.Lock()
-	app.playlist = pl
-	app.plm.Unlock()
-
-	app.next = true
 	discordspeaker.Pause(false)
-
 	list, err := app.Playlist(pl.Url)
 	if err != nil {
 		log.Println("Error getting playlist info,", id)
@@ -423,54 +373,44 @@ func (app *App) loadPlaylist(payload ...interface{}) {
 		return
 	}
 
-	app.active = list
-
-	song := app.GetNextSong(list)
-	f, err := ffmpeg.NewPCM(song, sampleRate, channels)
-	if err != nil {
-		log.Println("Unable to start new ffmpeg")
-		return
-	}
-
-	discordspeaker.Lock()
 	app.queue.Reset()
-	app.queue.Add(f)
-	discordspeaker.Unlock()
 
-	app.next = false
+	go func() {
+		for _, vid := range list {
+			ytinfo, err := app.Video(vid)
+			if err != nil {
+				log.Println(err)
+				continue
+			}
 
-	msg := app.songInfoEvent("song_info")
+			_, yt, err := app.cache.GetOrCreateBytes(vid+".txt", func() ([]byte, error) {
-	ws_msg <- msg
+				uri, err := ytdl.NewYTdl(vid)
-	log.Println("Added song", song)
+				if err != nil {
+					return nil, err
+				}
+				return uri, nil
+			})
+
+			ff, err := ffmpeg.NewPCM(string(yt), sampleRate, channels)
+			if err != nil {
+				log.Println(err)
+				continue
+			}
+
+			song := &Song{
+				Title:    ytinfo.Title,
+				Channel:  ytinfo.Channel,
+				VideoID:  vid,
+				Length:   ytinfo.Len,
+				PCM:      ff,
+				Playlist: *pl,
+				DLuri:    string(yt),
+			}
+			app.queue.Add(song)
+		}
+	}()
 }
 
 func (app *App) preloadSong(payload ...interface{}) {
-	log.Println("preload_song event received")
+	app.queue.Preload()
-	app.next = true
-	discordspeaker.Pause(false)
-
-	var song string
-	switch current := app.queue.Current().(type) {
-	case *ffmpeg.PCM:
-		for {
-			song = app.GetNextSong(app.active)
-			if current.Uri != song {
-				break
-			}
-			log.Println("Got same song, try again!")
-		}
-	default:
-		song = app.GetNextSong(app.active)
-	}
-
-	f, err := ffmpeg.NewPCM(song, sampleRate, channels)
-	if err != nil {
-		log.Fatal(err)
-	}
-
-	discordspeaker.Lock()
-	app.queue.Add(f)
-	discordspeaker.Unlock()
-
-	log.Println("Added song.", song)
 }

ffmpeg/ffmpeg.go

@@ -3,64 +3,36 @@ package ffmpeg
 import (
 	"bytes"
 	"context"
-	"log"
 	"os"
 	"os/exec"
 	"strconv"
-	"sync"
 	"time"
-
-	"dndmusicbot/ytdl"
 )
 
 type FFmpeg struct {
-	Out          *bytes.Buffer
+	Out     *bytes.Buffer
-	Cmd          *exec.Cmd
+	Cmd     *exec.Cmd
-	Started      bool
+	Started bool
-	Cancel       context.CancelFunc
+	Cancel  context.CancelFunc
-	Len          time.Duration
+	Len     time.Duration
-	Title        string
+	Title   string
-	Channel      string
+	Channel string
-	PMutex       *sync.RWMutex
+	err     chan error
-	ProcessState *os.ProcessState
+	fb      chan bool
-	err          chan error
-	fb           chan bool
 }
 
 func NewFFmpeg(uri string, sampleRate int, channels int) (ff *FFmpeg, err error) {
-	var yt *ytdl.YTdl
-	for {
-		yt, err = ytdl.NewYTdl(uri)
-		if err != nil {
-			log.Println("Something went wrong, trying again.", err)
-			continue
-		}
-		if yt.Url != "" {
-			break
-		}
-
-		log.Println("Something went wrong, trying again.")
-		time.Sleep(500 * time.Millisecond)
-	}
-
-RETRY:
 	ff = new(FFmpeg)
-	ff.PMutex = &sync.RWMutex{}
-	ff.Len = yt.Len
-	ff.Title = yt.Title
-	ff.Channel = yt.Channel
 	ctx, cancel := context.WithCancel(context.Background())
 	ff.Cancel = cancel
 
 	ff.Cmd = exec.CommandContext(
 		ctx,
 		"ffmpeg",
-		"-xerror",
+		"-i", uri,
-		"-i", yt.Url,
 		"-f", "s16le",
 		"-v", "error",
-		// "-stats",
+		//"-stats",
-		//"-progress", "pipe:2",
 		"-ar", strconv.Itoa(sampleRate),
 		"-ac", strconv.Itoa(channels),
 		"-af", "loudnorm=I=-16:LRA=11:TP=-1.5",
@@ -74,26 +46,22 @@ RETRY:
 	ff.Out = bytes.NewBuffer(make([]byte, 128*1024))
 	ff.Cmd.Stdout = ff.Out
 
-	exitctx, cancel := context.WithTimeout(context.Background(), 2*time.Second)
-	defer cancel()
-
-	go func() {
-		ff.Cmd.Start()
-		ff.err <- ff.Cmd.Wait()
-	}()
-
-	select {
-	case <-exitctx.Done():
-		ff.Started = true
-	case <-ff.err:
-		log.Println("ffmpeg exited early, retry...")
-		goto RETRY
-	}
-
 	return
 }
 
-func (ff *FFmpeg) Close() error {
+func (ff *FFmpeg) Start() error {
+	ff.Started = true
+	err := ff.Cmd.Start()
+	go func() {
+		if err != nil {
+			ff.err <- ff.Cmd.Wait()
+		}
+	}()
+
+	return err
+}
+
+func (ff FFmpeg) Close() error {
 	ff.Cancel()
 	return nil
 }

ffmpeg/pcm.go

@@ -3,6 +3,7 @@ package ffmpeg
 import (
 	"fmt"
 	"io"
+	"log"
 	"math"
 	"time"
 
@@ -20,7 +21,7 @@ type PCM struct {
 	Volume float64
 }
 
-func NewPCM(uri string, sampleRate int, channels int) (beep.StreamSeekCloser, error) {
+func NewPCM(uri string, sampleRate int, channels int) (*PCM, error) {
 	out := new(PCM)
 
 	ff, err := NewFFmpeg(uri, sampleRate, channels)
@@ -62,6 +63,7 @@ func (d *PCM) Stream(samples [][2]float64) (n int, ok bool) {
 			break
 		}
 		if err != nil {
+			log.Println(err)
 			ok = false
 			break
 		}

go.mod

@@ -6,6 +6,7 @@ require (
 	github.com/bwmarrin/discordgo v0.26.1
 	github.com/dpup/gohubbub v0.0.0-20140517235056-2dc6969d22d8
 	github.com/faiface/beep v1.1.0
+	github.com/gohugoio/hugo v0.106.0
 	github.com/google/uuid v1.3.0
 	github.com/gorilla/websocket v1.5.0
 	github.com/grafov/bcast v0.0.0-20190217190352-1447f067e08d
@@ -14,8 +15,11 @@ require (
 	github.com/kataras/go-events v0.0.3
 	github.com/pkg/errors v0.9.1
 	github.com/r3labs/sse/v2 v2.8.2
+	github.com/sosodev/duration v1.0.1
+	github.com/spf13/afero v1.9.3
 	github.com/spf13/viper v1.14.0
 	github.com/tidwall/gjson v1.14.3
+	golang.org/x/time v0.2.0
 	google.golang.org/api v0.103.0
 	layeh.com/gopus v0.0.0-20210501142526-1ee02d434e32
 )
@@ -23,7 +27,23 @@ require (
 require (
 	cloud.google.com/go/compute v1.12.1 // indirect
 	cloud.google.com/go/compute/metadata v0.2.1 // indirect
+	github.com/BurntSushi/locker v0.0.0-20171006230638-a6e239ea1c69 // indirect
+	github.com/PuerkitoBio/purell v1.1.1 // indirect
+	github.com/PuerkitoBio/urlesc v0.0.0-20170810143723-de5bf2ad4578 // indirect
+	github.com/alecthomas/chroma/v2 v2.3.0 // indirect
+	github.com/armon/go-radix v1.0.0 // indirect
+	github.com/bep/clock v0.3.0 // indirect
+	github.com/bep/debounce v1.2.0 // indirect
+	github.com/bep/godartsass v0.14.0 // indirect
+	github.com/bep/golibsass v1.1.0 // indirect
+	github.com/bep/overlayfs v0.6.0 // indirect
+	github.com/clbanning/mxj/v2 v2.5.7 // indirect
+	github.com/cli/safeexec v1.0.0 // indirect
+	github.com/dlclark/regexp2 v1.4.0 // indirect
 	github.com/fsnotify/fsnotify v1.6.0 // indirect
+	github.com/gobwas/glob v0.2.3 // indirect
+	github.com/gohugoio/locales v0.14.0 // indirect
+	github.com/gohugoio/localescompressed v1.0.1 // indirect
 	github.com/golang/groupcache v0.0.0-20210331224755-41bb18bfe9da // indirect
 	github.com/golang/protobuf v1.5.2 // indirect
 	github.com/googleapis/enterprise-certificate-proxy v0.2.0 // indirect
@@ -32,24 +52,32 @@ require (
 	github.com/hashicorp/hcl v1.0.0 // indirect
 	github.com/jackc/pgpassfile v1.0.0 // indirect
 	github.com/jackc/pgservicefile v0.0.0-20200714003250-2b9c44734f2b // indirect
+	github.com/jdkato/prose v1.2.1 // indirect
+	github.com/kyokomi/emoji/v2 v2.2.10 // indirect
 	github.com/magiconair/properties v1.8.6 // indirect
+	github.com/mattn/go-isatty v0.0.16 // indirect
+	github.com/mattn/go-runewidth v0.0.9 // indirect
+	github.com/mitchellh/hashstructure v1.1.0 // indirect
 	github.com/mitchellh/mapstructure v1.5.0 // indirect
+	github.com/niklasfasching/go-org v1.6.5 // indirect
+	github.com/olekukonko/tablewriter v0.0.5 // indirect
 	github.com/pelletier/go-toml v1.9.5 // indirect
-	github.com/pelletier/go-toml/v2 v2.0.5 // indirect
+	github.com/pelletier/go-toml/v2 v2.0.6 // indirect
-	github.com/spf13/afero v1.9.2 // indirect
+	github.com/rogpeppe/go-internal v1.9.0 // indirect
 	github.com/spf13/cast v1.5.0 // indirect
 	github.com/spf13/jwalterweatherman v1.1.0 // indirect
 	github.com/spf13/pflag v1.0.5 // indirect
 	github.com/subosito/gotenv v1.4.1 // indirect
+	github.com/tdewolff/parse/v2 v2.6.4 // indirect
 	github.com/tidwall/match v1.1.1 // indirect
 	github.com/tidwall/pretty v1.2.1 // indirect
+	github.com/yuin/goldmark v1.5.3 // indirect
 	go.opencensus.io v0.24.0 // indirect
 	golang.org/x/crypto v0.2.0 // indirect
 	golang.org/x/net v0.2.0 // indirect
 	golang.org/x/oauth2 v0.0.0-20221014153046-6fdb5e3db783 // indirect
 	golang.org/x/sys v0.2.0 // indirect
 	golang.org/x/text v0.4.0 // indirect
-	golang.org/x/time v0.2.0 // indirect
 	google.golang.org/appengine v1.6.7 // indirect
 	google.golang.org/genproto v0.0.0-20221027153422-115e99e71e1c // indirect
 	google.golang.org/grpc v1.50.1 // indirect

go.sum

@@ -42,23 +42,58 @@ cloud.google.com/go/storage v1.8.0/go.mod h1:Wv1Oy7z6Yz3DshWRJFhqM/UCfaWIRTdp0RX
 cloud.google.com/go/storage v1.10.0/go.mod h1:FLPqc6j+Ki4BU591ie1oL6qBQGu2Bl/tZ9ullr3+Kg0=
 cloud.google.com/go/storage v1.14.0/go.mod h1:GrKmX003DSIwi9o29oFT7YDnHYwZoctc3fOKtUw0Xmo=
 dmitri.shuralyov.com/gpu/mtl v0.0.0-20190408044501-666a987793e9/go.mod h1:H6x//7gZCb22OMCxBHrMx7a5I7Hp++hsVxbQ4BYO7hU=
+github.com/BurntSushi/locker v0.0.0-20171006230638-a6e239ea1c69 h1:+tu3HOoMXB7RXEINRVIpxJCT+KdYiI7LAEAUrOw3dIU=
+github.com/BurntSushi/locker v0.0.0-20171006230638-a6e239ea1c69/go.mod h1:L1AbZdiDllfyYH5l5OkAaZtk7VkWe89bPJFmnDBNHxg=
 github.com/BurntSushi/toml v0.3.1/go.mod h1:xHWCNGjB5oqiDr8zfno3MHue2Ht5sIBksp03qcyfWMU=
 github.com/BurntSushi/xgb v0.0.0-20160522181843-27f122750802/go.mod h1:IVnqGOEym/WlBOVXweHU+Q+/VP0lqqI8lqeDx9IjBqo=
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 github.com/client9/misspell v0.3.4/go.mod h1:qj6jICC3Q7zFZvVWo7KLAzC3yx5G7kyvSDkc90ppPyw=
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 github.com/cncf/udpa/go v0.0.0-20200629203442-efcf912fb354/go.mod h1:WmhPx2Nbnhtbo57+VJT5O0JRkEi1Wbu0z5j0R8u5Hbk=
 github.com/cncf/udpa/go v0.0.0-20201120205902-5459f2c99403/go.mod h1:WmhPx2Nbnhtbo57+VJT5O0JRkEi1Wbu0z5j0R8u5Hbk=
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 github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
 github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
 github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
+github.com/disintegration/gift v1.2.1 h1:Y005a1X4Z7Uc+0gLpSAsKhWi4qLtsdEcMIbbdvdZ6pc=
+github.com/dlclark/regexp2 v1.4.0 h1:F1rxgk7p4uKjwIQxBs9oAXe5CqrXlCduYEJvrF4u93E=
+github.com/dlclark/regexp2 v1.4.0/go.mod h1:2pZnwuY/m+8K6iRw6wQdMtk+rH5tNGR1i55kozfMjCc=
 github.com/dpup/gohubbub v0.0.0-20140517235056-2dc6969d22d8 h1:t1Ox7k2+GSzIv3fihjV7YFGb40nb/e2oyrTM/ngbzbA=
 github.com/dpup/gohubbub v0.0.0-20140517235056-2dc6969d22d8/go.mod h1:QqXVl9BAyVoWIZE4oA9XfkwCjQ3JaajiX4vq7Zh8Vzs=
 github.com/envoyproxy/go-control-plane v0.9.0/go.mod h1:YTl/9mNaCwkRvm6d1a2C3ymFceY/DCBVvsKhRF0iEA4=
@@ -67,19 +102,37 @@ github.com/envoyproxy/go-control-plane v0.9.4/go.mod h1:6rpuAdCZL397s3pYoYcLgu1m
 github.com/envoyproxy/go-control-plane v0.9.7/go.mod h1:cwu0lG7PUMfa9snN8LXBig5ynNVH9qI8YYLbd1fK2po=
 github.com/envoyproxy/go-control-plane v0.9.9-0.20201210154907-fd9021fe5dad/go.mod h1:cXg6YxExXjJnVBQHBLXeUAgxn2UodCpnH306RInaBQk=
 github.com/envoyproxy/protoc-gen-validate v0.1.0/go.mod h1:iSmxcyjqTsJpI2R4NaDN7+kN2VEUnK/pcBlmesArF7c=
+github.com/evanw/esbuild v0.15.14 h1:J/cqgL3yfj/HDHDo9txKAqyzTBYfAMuqCknkS2jhX24=
 github.com/faiface/beep v1.1.0 h1:A2gWP6xf5Rh7RG/p9/VAW2jRSDEGQm5sbOb38sf5d4c=
 github.com/faiface/beep v1.1.0/go.mod h1:6I8p6kK2q4opL/eWb+kAkk38ehnTunWeToJB+s51sT4=
+github.com/frankban/quicktest v1.7.2/go.mod h1:jaStnuzAqU1AJdCO0l53JDCJrVDKcS03DbaAcR7Ks/o=
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+github.com/gohugoio/locales v0.14.0/go.mod h1:ip8cCAv/cnmVLzzXtiTpPwgJ4xhKZranqNqtoIu0b/4=
+github.com/gohugoio/localescompressed v1.0.1 h1:KTYMi8fCWYLswFyJAeOtuk/EkXR/KPTHHNN9OS+RTxo=
+github.com/gohugoio/localescompressed v1.0.1/go.mod h1:jBF6q8D7a0vaEmcWPNcAjUZLJaIVNiwvM3WlmTvooB0=
 github.com/golang/glog v0.0.0-20160126235308-23def4e6c14b/go.mod h1:SBH7ygxi8pfUlaOkMMuAQtPIUF8ecWP5IEl/CR7VP2Q=
 github.com/golang/groupcache v0.0.0-20190702054246-869f871628b6/go.mod h1:cIg4eruTrX1D+g88fzRXU5OdNfaM+9IcxsU14FzY7Hc=
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@@ -123,6 +176,7 @@ github.com/google/go-cmp v0.5.2/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/
 github.com/google/go-cmp v0.5.3/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE=
 github.com/google/go-cmp v0.5.4/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE=
 github.com/google/go-cmp v0.5.5/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE=
+github.com/google/go-cmp v0.5.7/go.mod h1:n+brtR0CgQNWTVd5ZUFpTBC8YFBDLK/h/bpaJ8/DtOE=
 github.com/google/go-cmp v0.5.9 h1:O2Tfq5qg4qc4AmwVlvv0oLiVAGB7enBSJ2x2DqQFi38=
 github.com/google/martian v2.1.0+incompatible/go.mod h1:9I4somxYTbIHy5NJKHRl3wXiIaQGbYVAs8BPL6v8lEs=
 github.com/google/martian/v3 v3.0.0/go.mod h1:y5Zk1BBys9G+gd6Jrk0W3cC1+ELVxBWuIGO+w/tUAp0=
@@ -153,6 +207,7 @@ github.com/gorilla/websocket v1.5.0 h1:PPwGk2jz7EePpoHN/+ClbZu8SPxiqlu12wZP/3sWm
 github.com/gorilla/websocket v1.5.0/go.mod h1:YR8l580nyteQvAITg2hZ9XVh4b55+EU/adAjf1fMHhE=
 github.com/grafov/bcast v0.0.0-20190217190352-1447f067e08d h1:Q2+KsA/1GLC9xyLsDun3/EOJ+83rY/IHRsO1DToPrdo=
 github.com/grafov/bcast v0.0.0-20190217190352-1447f067e08d/go.mod h1:RInr+B3/Tx70hYm0rpNPMTD7vH0pBG5ny/JsHAs2KcQ=
+github.com/hairyhenderson/go-codeowners v0.2.3-0.20201026200250-cdc7c0759690 h1:XWjCrg/HJRLZCbvsUxS5R/9JhwiiwNctEsRvZ1Vjz5k=
 github.com/hajimehoshi/go-mp3 v0.3.0 h1:fTM5DXjp/DL2G74HHAs/aBGiS9Tg7wnp+jkU38bHy4g=
 github.com/hajimehoshi/go-mp3 v0.3.0/go.mod h1:qMJj/CSDxx6CGHiZeCgbiq2DSUkbK0UbtXShQcnfyMM=
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@@ -165,12 +220,15 @@ github.com/ianlancetaylor/demangle v0.0.0-20181102032728-5e5cf60278f6/go.mod h1:
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 github.com/icza/bitio v1.0.0/go.mod h1:0jGnlLAx8MKMr9VGnn/4YrvZiprkvBelsVIbA9Jjr9A=
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@@ -182,22 +240,43 @@ github.com/kataras/go-events v0.0.3/go.mod h1:bFBgtzwwzrag7kQmGuU1ZaVxhK2qseYPQo
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@@ -208,9 +287,16 @@ github.com/prometheus/client_model v0.0.0-20190812154241-14fe0d1b01d4/go.mod h1:
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@@ -226,6 +312,7 @@ github.com/stretchr/testify v1.2.2/go.mod h1:a8OnRcib4nhh0OaRAV+Yts87kKdq0PP7pXf
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@@ -233,6 +320,11 @@ github.com/stretchr/testify v1.8.1 h1:w7B6lhMri9wdJUVmEZPGGhZzrYTPvgJArz7wNPgYKs
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@@ -244,6 +336,9 @@ github.com/yuin/goldmark v1.1.25/go.mod h1:3hX8gzYuyVAZsxl0MRgGTJEmQBFcNTphYh9de
 github.com/yuin/goldmark v1.1.27/go.mod h1:3hX8gzYuyVAZsxl0MRgGTJEmQBFcNTphYh9decYSb74=
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@@ -252,6 +347,7 @@ go.opencensus.io v0.22.4/go.mod h1:yxeiOL68Rb0Xd1ddK5vPZ/oVn4vY4Ynel7k9FzqtOIw=
 go.opencensus.io v0.22.5/go.mod h1:5pWMHQbX5EPX2/62yrJeAkowc+lfs/XD7Uxpq3pI6kk=
 go.opencensus.io v0.24.0 h1:y73uSU6J157QMP2kn2r30vwW1A2W2WFwSCGnAVxeaD0=
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+go.uber.org/atomic v1.10.0 h1:9qC72Qh0+3MqyJbAn8YU5xVq1frD8bn3JtD2oXtafVQ=
 golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w=
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@@ -274,6 +370,7 @@ golang.org/x/exp v0.0.0-20200224162631-6cc2880d07d6/go.mod h1:3jZMyOhIsHpP37uCMk
 golang.org/x/image v0.0.0-20190220214146-31aff87c08e9/go.mod h1:kZ7UVZpmo3dzQBMxlp+ypCbDeSB+sBbTgSJuh5dn5js=
 golang.org/x/image v0.0.0-20190227222117-0694c2d4d067/go.mod h1:kZ7UVZpmo3dzQBMxlp+ypCbDeSB+sBbTgSJuh5dn5js=
 golang.org/x/image v0.0.0-20190802002840-cff245a6509b/go.mod h1:FeLwcggjj3mMvU+oOTbSwawSJRM1uh48EjtB4UJZlP0=
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 golang.org/x/lint v0.0.0-20181026193005-c67002cb31c3/go.mod h1:UVdnD1Gm6xHRNCYTkRU2/jEulfH38KcIWyp/GAMgvoE=
 golang.org/x/lint v0.0.0-20190227174305-5b3e6a55c961/go.mod h1:wehouNa3lNwaWXcvxsM5YxQ5yQlVC4a0KAMCusXpPoU=
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@@ -296,6 +393,7 @@ golang.org/x/mod v0.2.0/go.mod h1:s0Qsj1ACt9ePp/hMypM3fl4fZqREWJwdYDEqhRiZZUA=
 golang.org/x/mod v0.3.0/go.mod h1:s0Qsj1ACt9ePp/hMypM3fl4fZqREWJwdYDEqhRiZZUA=
 golang.org/x/mod v0.4.0/go.mod h1:s0Qsj1ACt9ePp/hMypM3fl4fZqREWJwdYDEqhRiZZUA=
 golang.org/x/mod v0.4.1/go.mod h1:s0Qsj1ACt9ePp/hMypM3fl4fZqREWJwdYDEqhRiZZUA=
+golang.org/x/mod v0.4.2/go.mod h1:s0Qsj1ACt9ePp/hMypM3fl4fZqREWJwdYDEqhRiZZUA=
 golang.org/x/net v0.0.0-20180724234803-3673e40ba225/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
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@@ -329,6 +427,7 @@ golang.org/x/net v0.0.0-20201110031124-69a78807bb2b/go.mod h1:sp8m0HH+o8qH0wwXwY
 golang.org/x/net v0.0.0-20201209123823-ac852fbbde11/go.mod h1:m0MpNAwzfU5UDzcl9v0D8zg8gWTRqZa9RBIspLL5mdg=
 golang.org/x/net v0.0.0-20201224014010-6772e930b67b/go.mod h1:m0MpNAwzfU5UDzcl9v0D8zg8gWTRqZa9RBIspLL5mdg=
 golang.org/x/net v0.0.0-20210226172049-e18ecbb05110/go.mod h1:m0MpNAwzfU5UDzcl9v0D8zg8gWTRqZa9RBIspLL5mdg=
+golang.org/x/net v0.0.0-20210405180319-a5a99cb37ef4/go.mod h1:p54w0d4576C0XHj96bSt6lcn1PtDYWL6XObtHCRCNQM=
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 golang.org/x/oauth2 v0.0.0-20180821212333-d2e6202438be/go.mod h1:N/0e6XlmueqKjAGxoOufVs8QHGRruUQn6yWY3a++T0U=
@@ -352,6 +451,8 @@ golang.org/x/sync v0.0.0-20200317015054-43a5402ce75a/go.mod h1:RxMgew5VJxzue5/jJ
 golang.org/x/sync v0.0.0-20200625203802-6e8e738ad208/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
 golang.org/x/sync v0.0.0-20201020160332-67f06af15bc9/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
 golang.org/x/sync v0.0.0-20201207232520-09787c993a3a/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
+golang.org/x/sync v0.0.0-20210220032951-036812b2e83c/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
+golang.org/x/sync v0.1.0 h1:wsuoTGHzEhffawBOhz5CYhcrV4IdKZbEyZjBMuTp12o=
 golang.org/x/sys v0.0.0-20180830151530-49385e6e1522/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
 golang.org/x/sys v0.0.0-20190215142949-d0b11bdaac8a/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
 golang.org/x/sys v0.0.0-20190312061237-fead79001313/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
@@ -386,8 +487,11 @@ golang.org/x/sys v0.0.0-20201201145000-ef89a241ccb3/go.mod h1:h1NjWce9XRLGQEsW7w
 golang.org/x/sys v0.0.0-20210104204734-6f8348627aad/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20210119212857-b64e53b001e4/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20210225134936-a50acf3fe073/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
+golang.org/x/sys v0.0.0-20210330210617-4fbd30eecc44/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20210423185535-09eb48e85fd7/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
+golang.org/x/sys v0.0.0-20210510120138-977fb7262007/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.0.0-20210615035016-665e8c7367d1/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
+golang.org/x/sys v0.0.0-20220811171246-fbc7d0a398ab/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.0.0-20220908164124-27713097b956/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.2.0 h1:ljd4t30dBnAvMZaQCevtY0xLLD0A+bRZXbgLMLU1F/A=
 golang.org/x/sys v0.2.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
@@ -398,6 +502,7 @@ golang.org/x/text v0.3.1-0.20180807135948-17ff2d5776d2/go.mod h1:NqM8EUOU14njkJ3
 golang.org/x/text v0.3.2/go.mod h1:bEr9sfX3Q8Zfm5fL9x+3itogRgK3+ptLWKqgva+5dAk=
 golang.org/x/text v0.3.3/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
 golang.org/x/text v0.3.4/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
+golang.org/x/text v0.3.6/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
 golang.org/x/text v0.4.0 h1:BrVqGRd7+k1DiOgtnFvAkoQEWQvBc25ouMJM6429SFg=
 golang.org/x/text v0.4.0/go.mod h1:mrYo+phRRbMaCq/xk9113O4dZlRixOauAjOtrjsXDZ8=
 golang.org/x/time v0.0.0-20181108054448-85acf8d2951c/go.mod h1:tRJNPiyCQ0inRvYxbN9jk5I+vvW/OXSQhTDSoE431IQ=
@@ -452,6 +557,8 @@ golang.org/x/tools v0.0.0-20201208233053-a543418bbed2/go.mod h1:emZCQorbCU4vsT4f
 golang.org/x/tools v0.0.0-20210105154028-b0ab187a4818/go.mod h1:emZCQorbCU4vsT4fOWvOPXz4eW1wZW4PmDk9uLelYpA=
 golang.org/x/tools v0.0.0-20210108195828-e2f9c7f1fc8e/go.mod h1:emZCQorbCU4vsT4fOWvOPXz4eW1wZW4PmDk9uLelYpA=
 golang.org/x/tools v0.1.0/go.mod h1:xkSsbof2nBLbhDlRMhhhyNLN/zl3eTqcnHD5viDpcZ0=
+golang.org/x/tools v0.1.5/go.mod h1:o0xws9oXOQQZyjljx8fwUC0k7L1pTE6eaCbjGeHmOkk=
+golang.org/x/tools v0.2.0 h1:G6AHpWxTMGY1KyEYoAQ5WTtIekUUvDNjan3ugu60JvE=
 golang.org/x/xerrors v0.0.0-20190717185122-a985d3407aa7/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
 golang.org/x/xerrors v0.0.0-20191011141410-1b5146add898/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
 golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
@@ -566,6 +673,7 @@ gopkg.in/fatih/set.v0 v0.2.1 h1:Xvyyp7LXu34P0ROhCyfXkmQCAoOUKb1E2JS9I7SE5CY=
 gopkg.in/fatih/set.v0 v0.2.1/go.mod h1:5eLWEndGL4zGGemXWrKuts+wTJR0y+w+auqUJZbmyBg=
 gopkg.in/ini.v1 v1.67.0 h1:Dgnx+6+nfE+IfzjUEISNeydPJh9AXNNsWbGP9KzCsOA=
 gopkg.in/ini.v1 v1.67.0/go.mod h1:pNLf8WUiyNEtQjuu5G5vTm06TEv9tsIgeAvK8hOrP4k=
+gopkg.in/neurosnap/sentences.v1 v1.0.6/go.mod h1:YlK+SN+fLQZj+kY3r8DkGDhDr91+S3JmTb5LSxFRQo0=
 gopkg.in/yaml.v2 v2.2.2/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
 gopkg.in/yaml.v2 v2.4.0 h1:D8xgwECY7CYvx+Y2n4sBz93Jn9JRvxdiyyo8CTfuKaY=
 gopkg.in/yaml.v2 v2.4.0/go.mod h1:RDklbk79AGWmwhnvt/jBztapEOGDOx6ZbXqjP6csGnQ=

js/script.js

@@ -1,4 +1,7 @@
-window.onload = function() {
+import ReconnectingWebSocket from 'reconnecting-websocket';
+import Sortable from 'sortablejs';
+
+window.onload = function () {
 	const ws = new ReconnectingWebSocket(((window.location.protocol === "https:") ? "wss://" : "ws://") + window.location.host + "/ws");
 
 	const items = document.querySelector("#items");
@@ -6,6 +9,8 @@ window.onload = function() {
 	const submit = document.querySelector("#addplaylist")
 	const output = document.querySelector(".container2 p#output")
 	const info = document.querySelector("#info")
+	const link = document.querySelector("#link")
+	const time = document.querySelector("#time")
 	const waiting = document.querySelector("#waiting")
 
 	document.querySelector("input#next").addEventListener("click", (e) => {
@@ -63,11 +68,11 @@ window.onload = function() {
 	})
 
 	ws.onopen = (e) => {
-		waiting.style.display = "none";
+		waiting.classList.add("u-hidden")
 	}
 
 	ws.onclose = (e) => {
-		waiting.style.display = "block";
+		waiting.classList.remove("u-hidden")
 	}
 
 	ws.onmessage = (e) => {
@@ -88,14 +93,14 @@ window.onload = function() {
 					el.style.removeProperty("background-color")
 				})
 				if (data.payload.pause) {
-					info.style.display = "none"
+					info.classList.add("u-hidden")
 				} else {
-					info.style.display = "block"
+					info.classList.remove("u-hidden")
-					info.children.link.children.channel.innerText = data.payload.channel
+					link.children.channel.innerText = data.payload.channel
-					info.children.link.children.title.innerText = data.payload.current
+					link.children.title.innerText = data.payload.current
-					info.children.link.href = "https://youtu.be/" + data.payload.song
+					link.href = "https://youtu.be/" + data.payload.song
-					info.children.link.target = "_blank"
+					link.target = "_blank"
-					info.children.time.innerText = `( ${msToTime(data.payload.position)} / ${msToTime(data.payload.len)} )`
+					time.innerText = `${msToTime(data.payload.position)} / ${msToTime(data.payload.len)}`
 					document.querySelector(`#items > div[data-id='${data.payload.playlist}']`).style.backgroundColor = "burlywood"
 				}
 				setTimeout(() => {
@@ -103,15 +108,15 @@ window.onload = function() {
 				}, 1000);
 				break
 			case "song_position":
-				info.children.time.innerText = `( ${msToTime(data.payload.position)} / ${msToTime(data.payload.len)} )`
+				time.innerText = `${msToTime(data.payload.position)} / ${msToTime(data.payload.len)}`
-				info.style.display = "block"
+				info.classList.remove("u-hidden")
 				break
 			case "stop":
 				setTimeout(() => {
 					items.style.pointerEvents = 'auto'
 				}, 2000);
 
-				info.style.display = "none"
+				info.classList.add("u-hidden")
 				break
 			case "new_playlist":
 				addPlaylist(data.payload);
@@ -163,7 +168,7 @@ window.onload = function() {
 		url.innerText = ""
 	})
 
-	document.querySelectorAll("#items").forEach(item => item.addEventListener("click", (e) => {
+	document.querySelectorAll("#items .item").forEach(item => item.addEventListener("click", (e) => {
 		e.preventDefault()
 		e.target.parentElement.style.pointerEvents = 'none'
 		const disableui = setTimeout((t) => {
@@ -177,7 +182,7 @@ window.onload = function() {
 		}))
 	}));
 
-	document.querySelectorAll("#ambiance").forEach(item => item.addEventListener("click", (e) => {
+	document.querySelectorAll("#ambiance .item").forEach(item => item.addEventListener("click", (e) => {
 		e.preventDefault()
 		e.target.parentElement.style.pointerEvents = 'none'
 		const disableui = setTimeout((t) => {

package.json

@@ -0,0 +1,10 @@
+{
+  "scripts": {
+    "build": "esbuild js/script.js --bundle --outdir=public/"
+  },
+  "dependencies": {
+    "esbuild": "^0.15.14",
+    "reconnecting-websocket": "^4.4.0",
+    "sortablejs": "^1.15.0"
+  }
+}

queue.go

@@ -1,11 +1,14 @@
 package main
 
 import (
+	"container/list"
 	"log"
+	"time"
 
 	"github.com/faiface/beep"
 	"github.com/kataras/go-events"
 
+	"dndmusicbot/ffmpeg"
 	discordspeaker "dndmusicbot/speaker"
 )
 
@@ -15,68 +18,130 @@ type Ambiance struct {
 }
 
 func init() {
-	app.ambiance = new(Queue)
+	app.ambiance = beep.Mixer{}
-	app.ambiance.Events = app.events
+	discordspeaker.Play(&app.ambiance)
-	discordspeaker.Play(app.ambiance)
 
 	app.queue = new(Queue)
+	app.queue.list = list.New()
 	app.queue.Events = app.events
 	discordspeaker.Play(app.queue)
 
 	log.Println("queue.go done.")
 }
 
+type Song struct {
+	Title    string
+	Channel  string
+	VideoID  string
+	Length   time.Duration
+	PCM      *ffmpeg.PCM
+	Playlist Playlist
+	DLuri    string
+}
+
+func (s *Song) NewStream() (err error) {
+	s.PCM, err = ffmpeg.NewPCM(s.DLuri, sampleRate, channels)
+	return
+}
+
 type Queue struct {
-	streamers []beep.StreamSeekCloser
+	Events  events.EventEmmiter
-	Events    events.EventEmmiter
+	playing bool
-	playing   bool
+	yt      VideoInfo
+	list    *list.List
+	current *list.Element
 }
 
 func (q Queue) IsPlaying() bool {
 	return q.playing
 }
 
-func (q *Queue) Add(streamers ...beep.StreamSeekCloser) {
+func (q *Queue) Play() {
 	q.playing = true
-	q.streamers = append(q.streamers, streamers...)
+	if q.list.Len() > 0 {
+		play := q.list.Front()
+		q.current = play
+		app.events.Emit("song_start")
+	}
+}
+
+func (q *Queue) Add(s *Song) {
+	el := q.list.PushBack(s)
+	if el == q.list.Front() {
+		q.Play()
+	}
 }
 
 func (q Queue) QLen() int {
-	return len(q.streamers)
+	return q.list.Len()
 }
 
-func (q Queue) Len() int {
+func (q Queue) Current() *Song {
-	if len(q.streamers) > 0 {
+	if q.current == nil {
-		return q.streamers[0].Len()
+		return new(Song)
-	} else {
-		return 0
-	}
-}
-
-func (q Queue) Current() beep.StreamSeekCloser {
-	if len(q.streamers) > 0 {
-		return q.streamers[0]
-	} else {
-		return nil
 	}
+	return q.current.Value.(*Song)
 }
 
 func (q *Queue) Reset() {
 	q.playing = false
-	for _, stream := range q.streamers {
+
-		stream.Close()
+	q.current = nil
+	q.list = q.list.Init()
+}
+
+func (q *Queue) Next() {
+	if q.current == nil {
+		return
 	}
-	q.streamers = nil
+	next := q.current.Next()
+	if next == nil {
+		next = q.list.Front()
+	}
+
+	pcm := next.Value.(*Song).PCM
+	if pcm != nil && pcm.Position() != 0 {
+		err := next.Value.(*Song).NewStream()
+		log.Println(err)
+	}
+
+	q.current = next
+	return
+}
+
+func (q *Queue) Prev() {
+	if q.current == nil {
+		return
+	}
+
+	prev := q.current.Prev()
+	if prev == nil {
+		prev = q.list.Back()
+	}
+
+	err := prev.Value.(*Song).NewStream()
+	if err != nil {
+		log.Println(err)
+	}
+	q.current = prev
+
+	return
+}
+
+func (q *Queue) Preload() {
 }
 
 func (q *Queue) Stream(samples [][2]float64) (n int, ok bool) {
+	if q.current != nil && !q.current.Value.(*Song).PCM.Player.Started {
+		q.current.Value.(*Song).PCM.Player.Start()
+	}
 	// We use the filled variable to track how many samples we've
 	// successfully filled already. We loop until all samples are filled.
 	filled := 0
 
 	for filled < len(samples) {
 		// There are no streamers in the queue, so we stream silence.
-		if len(q.streamers) == 0 {
+		if q.current == nil || q.list.Len() == 0 {
 			for i := range samples[filled:] {
 				samples[i][0] = 0
 				samples[i][1] = 0
@@ -85,11 +150,11 @@ func (q *Queue) Stream(samples [][2]float64) (n int, ok bool) {
 		}
 
 		// We stream from the first streamer in the queue.
-		n, ok := q.streamers[0].Stream(samples[filled:])
+		n, ok := q.current.Value.(*Song).PCM.Stream(samples[filled:])
 		// If it's drained, we pop it from the queue, thus continuing with
 		// the next streamer.
 		if !ok {
-			q.streamers = q.streamers[1:]
+			q.Next()
 			q.Events.Emit("song_over", nil)
 		}
 		// We update the number of filled samples.
@@ -103,9 +168,17 @@ func (q *Queue) Err() error {
 }
 
 func (q *Queue) Position() int {
-	if len(q.streamers) > 0 {
+	if q.current == nil || q.current.Value.(*Song).PCM == nil {
-		return q.streamers[0].Position()
-	} else {
 		return 0
 	}
+
+	return q.current.Value.(*Song).PCM.Position()
+}
+
+func (q Queue) Len() int {
+	if q.current == nil {
+		return 0
+	}
+
+	return int(q.current.Value.(*Song).Length.Milliseconds())
 }

routes.go

@@ -22,7 +22,7 @@ func init() {
 	app.router.GET("/play/:playlist", app.Play)
 	app.router.GET("/reset", app.Reset)
 
-	app.router.ServeFiles("/js/*filepath", http.Dir("js"))
+	app.router.ServeFiles("/js/*filepath", http.Dir("public"))
 	app.router.ServeFiles("/css/*filepath", http.Dir("css"))
 
 	app.router.HandlerFunc("GET", "/ws", http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {

tmpl/index.tmpl

@@ -5,47 +5,67 @@
 		<meta name="viewport" content="width=device-width, initial-scale=1.0">
 		<meta http-equiv="X-UA-Compatible" content="ie=edge">
 		<title>D&D Music Bot!</title>
-		<link rel="stylesheet" href="/css/solarized-dark.min.css">
+		<link rel="stylesheet" href="/css/solarized-dark.css">
 		<link rel="stylesheet" href="/css/style.css">
 	</head>
 	<body>
-		<div><h2 class="bot">Playlists</h2></div>
+		<h2 class="bot">Playlists</h2>
-		<div id="items" class="container">
+
-			{{ range .Playlists }}
+		<section>
-			<div class="item" data-id="{{ .Id }}">{{ .Title }}</div>
+			<div id="items" class="container">
-			{{ end}}
+				{{ range .Playlists }}
-			<div class="item locked" data-id="reset">Stop</div>
+				<div class="item" data-id="{{ .Id }}">{{ .Title }}</div>
-		</div>
+				{{ end}}
-		<div id="inputplaylist" class="container2">
+				<div class="item locked stop" data-id="reset">Stop</div>
-			<input name="title" type="text" placeholder="Enter name..">
+			</div>
-			<input name="url" type="text" placeholder="https://youtube.com/playlist?list=...">
+		</section>
-			<input id="addplaylist" name="submit" value="Add" type="submit">
+
-		</div>
+		<section>
-		<div class="container2">
+			<div id="inputplaylist" class="input-container">
+				<input class="u-full-width" name="title" type="text" placeholder="Enter name..">
+				<input class="u-full-width" name="url" type="text" placeholder="https://youtube.com/playlist?list=...">
+				<input id="addplaylist" name="submit" value="Add" type="submit">
+			</div>
+		</section>
+
+		<section>
 			<p id="output"></p>
-		</div>
+
-		<div id="info" class="container2">
+			<div id="info">
-			<input id="prev" name="prev" type="button" value="prev">
+				<a id="link" style="text-decoration: none;">
-			<input id="next" name="next" type="button" value="next">
+					<span id="channel"></span>
-			<a id="link" style="text-decoration: none;">
+					<span> - </span>
-				<span id="channel"></span>
+					<span id="title"></span>
-				<span> - </span>
+				</a>
-				<span id="title"></span>
+
-			</a>
+				<div class="controls">
-			<span id="time"></span>
+					<input id="prev" name="prev" type="button" value="prev">
-		</div>
+					<span id="time"></span>
-		<div><h2 class="bot">Ambiance</h2></div>
+					<input id="next" name="next" type="button" value="next">
-		<div id="ambiance" class="container">
+				</div>
-			{{ range .Ambiance }}
+			</div>
-			<div class="item drag" data-id="{{ . }}">{{ . }}</div>
+			</div>
-			{{ end}}
+		</section>
-			<div class="item locked" data-id="reset">Stop</div>
+
-		</div>
+		<h2 class="bot">Ambiance</h2>
-		<div id="inputambiance" class="container2">
+
-			<input name="title" type="text" placeholder="Enter name..">
+		<section>
-			<input name="url" type="text" placeholder="Enter url...">
+			<div id="ambiance" class="container">
-			<input id="addambiance" name="submit" value="Add" type="submit">
+				{{ range .Ambiance }}
-		</div>
+				<div class="item drag" data-id="{{ . }}">{{ . }}</div>
+				{{ end}}
+				<div class="item locked stop" data-id="reset">Stop</div>
+			</div>
+		</section>
+
+		<section>
+			<div id="inputambiance" class="input-container">
+				<input class="u-full-width"  name="title" type="text" placeholder="Enter name..">
+				<input class="u-full-width" name="url" type="text" placeholder="Enter url...">
+				<input id="addambiance" name="submit" value="Add" type="submit">
+			</div>
+		</section>
+
 		<!-- The Modal -->
 		<div id="waiting" class="modal">
 			<!-- Modal content -->
@@ -53,8 +73,6 @@
 				<p>Waiting for bot..</p>
 			</div>
 		</div>
-		<script src="/js/reconnecting-websocket.min.js"></script>
-		<script src="/js/Sortable.min.js"></script>
 		<script src="/js/script.js"></script>
 	</body>
 </html>

ws.go

@@ -70,7 +70,7 @@ func handleWS(c *websocket.Conn) error {
 	c.SetWriteDeadline(time.Now().Add(10 * time.Second))
 	c.WriteJSON(msg)
 
-	if app.ambiance.IsPlaying() {
+	if app.ambiance.Len() > 0 {
 		msg := make(map[string]interface{})
 		out := make(map[string]interface{})
 		msg["event"] = "ambiance_play"

yarn.lock

@@ -0,0 +1,151 @@
+# THIS IS AN AUTOGENERATED FILE. DO NOT EDIT THIS FILE DIRECTLY.
+# yarn lockfile v1
+
+
+"@esbuild/android-arm@0.15.14":
+  version "0.15.14"
+  resolved "https://registry.yarnpkg.com/@esbuild/android-arm/-/android-arm-0.15.14.tgz#5d0027f920eeeac313c01fd6ecb8af50c306a466"
+  integrity sha512-+Rb20XXxRGisNu2WmNKk+scpanb7nL5yhuI1KR9wQFiC43ddPj/V1fmNyzlFC9bKiG4mYzxW7egtoHVcynr+OA==
+
+"@esbuild/linux-loong64@0.15.14":
+  version "0.15.14"
+  resolved "https://registry.yarnpkg.com/@esbuild/linux-loong64/-/linux-loong64-0.15.14.tgz#1221684955c44385f8af34f7240088b7dc08d19d"
+  integrity sha512-eQi9rosGNVQFJyJWV0HCA5WZae/qWIQME7s8/j8DMvnylfBv62Pbu+zJ2eUDqNf2O4u3WB+OEXyfkpBoe194sg==
+
+esbuild-android-64@0.15.14:
+  version "0.15.14"
+  resolved "https://registry.yarnpkg.com/esbuild-android-64/-/esbuild-android-64-0.15.14.tgz#114e55b0d58fb7b45d7fa3d93516bd13fc8869cc"
+  integrity sha512-HuilVIb4rk9abT4U6bcFdU35UHOzcWVGLSjEmC58OVr96q5UiRqzDtWjPlCMugjhgUGKEs8Zf4ueIvYbOStbIg==
+
+esbuild-android-arm64@0.15.14:
+  version "0.15.14"
+  resolved "https://registry.yarnpkg.com/esbuild-android-arm64/-/esbuild-android-arm64-0.15.14.tgz#8541f38a9aacf88e574fb13f5ad4ca51a04c12bb"
+  integrity sha512-/QnxRVxsR2Vtf3XottAHj7hENAMW2wCs6S+OZcAbc/8nlhbAL/bCQRCVD78VtI5mdwqWkVi3wMqM94kScQCgqg==
+
+esbuild-darwin-64@0.15.14:
+  version "0.15.14"
+  resolved "https://registry.yarnpkg.com/esbuild-darwin-64/-/esbuild-darwin-64-0.15.14.tgz#b40b334db81ff1e3677a6712b23761748a157c57"
+  integrity sha512-ToNuf1uifu8hhwWvoZJGCdLIX/1zpo8cOGnT0XAhDQXiKOKYaotVNx7pOVB1f+wHoWwTLInrOmh3EmA7Fd+8Vg==
+
+esbuild-darwin-arm64@0.15.14:
+  version "0.15.14"
+  resolved "https://registry.yarnpkg.com/esbuild-darwin-arm64/-/esbuild-darwin-arm64-0.15.14.tgz#44b5c1477bb7bdb852dd905e906f68765e2828bc"
+  integrity sha512-KgGP+y77GszfYJgceO0Wi/PiRtYo5y2Xo9rhBUpxTPaBgWDJ14gqYN0+NMbu+qC2fykxXaipHxN4Scaj9tUS1A==
+
+esbuild-freebsd-64@0.15.14:
+  version "0.15.14"
+  resolved "https://registry.yarnpkg.com/esbuild-freebsd-64/-/esbuild-freebsd-64-0.15.14.tgz#8c57315d238690f34b6ed0c94e5cfc04c858247a"
+  integrity sha512-xr0E2n5lyWw3uFSwwUXHc0EcaBDtsal/iIfLioflHdhAe10KSctV978Te7YsfnsMKzcoGeS366+tqbCXdqDHQA==
+
+esbuild-freebsd-arm64@0.15.14:
+  version "0.15.14"
+  resolved "https://registry.yarnpkg.com/esbuild-freebsd-arm64/-/esbuild-freebsd-arm64-0.15.14.tgz#2e92acca09258daa849e635565f52469266f0b7b"
+  integrity sha512-8XH96sOQ4b1LhMlO10eEWOjEngmZ2oyw3pW4o8kvBcpF6pULr56eeYVP5radtgw54g3T8nKHDHYEI5AItvskZg==
+
+esbuild-linux-32@0.15.14:
+  version "0.15.14"
+  resolved "https://registry.yarnpkg.com/esbuild-linux-32/-/esbuild-linux-32-0.15.14.tgz#ca5ed3e9dff82df486ddde362d7e00775a597dfd"
+  integrity sha512-6ssnvwaTAi8AzKN8By2V0nS+WF5jTP7SfuK6sStGnDP7MCJo/4zHgM9oE1eQTS2jPmo3D673rckuCzRlig+HMA==
+
+esbuild-linux-64@0.15.14:
+  version "0.15.14"
+  resolved "https://registry.yarnpkg.com/esbuild-linux-64/-/esbuild-linux-64-0.15.14.tgz#42952e1d08a299d5f573c567639fb37b033befbf"
+  integrity sha512-ONySx3U0wAJOJuxGUlXBWxVKFVpWv88JEv0NZ6NlHknmDd1yCbf4AEdClSgLrqKQDXYywmw4gYDvdLsS6z0hcw==
+
+esbuild-linux-arm64@0.15.14:
+  version "0.15.14"
+  resolved "https://registry.yarnpkg.com/esbuild-linux-arm64/-/esbuild-linux-arm64-0.15.14.tgz#0c0d788099703327ec0ae70758cb2639ef6c5d88"
+  integrity sha512-kle2Ov6a1e5AjlHlMQl1e+c4myGTeggrRzArQFmWp6O6JoqqB9hT+B28EW4tjFWgV/NxUq46pWYpgaWXsXRPAg==
+
+esbuild-linux-arm@0.15.14:
+  version "0.15.14"
+  resolved "https://registry.yarnpkg.com/esbuild-linux-arm/-/esbuild-linux-arm-0.15.14.tgz#751a5ca5042cd60f669b07c3bcec3dd6c4f8151c"
+  integrity sha512-D2LImAIV3QzL7lHURyCHBkycVFbKwkDb1XEUWan+2fb4qfW7qAeUtul7ZIcIwFKZgPcl+6gKZmvLgPSj26RQ2Q==
+
+esbuild-linux-mips64le@0.15.14:
+  version "0.15.14"
+  resolved "https://registry.yarnpkg.com/esbuild-linux-mips64le/-/esbuild-linux-mips64le-0.15.14.tgz#da8ac35f2704de0b52bf53a99c12f604fbe9b916"
+  integrity sha512-FVdMYIzOLXUq+OE7XYKesuEAqZhmAIV6qOoYahvUp93oXy0MOVTP370ECbPfGXXUdlvc0TNgkJa3YhEwyZ6MRA==
+
+esbuild-linux-ppc64le@0.15.14:
+  version "0.15.14"
+  resolved "https://registry.yarnpkg.com/esbuild-linux-ppc64le/-/esbuild-linux-ppc64le-0.15.14.tgz#a315b5016917429080c3d32e03319f1ff876ac55"
+  integrity sha512-2NzH+iuzMDA+jjtPjuIz/OhRDf8tzbQ1tRZJI//aT25o1HKc0reMMXxKIYq/8nSHXiJSnYV4ODzTiv45s+h73w==
+
+esbuild-linux-riscv64@0.15.14:
+  version "0.15.14"
+  resolved "https://registry.yarnpkg.com/esbuild-linux-riscv64/-/esbuild-linux-riscv64-0.15.14.tgz#9f2e0a935e5086d398fc19c7ff5d217bfefe3e12"
+  integrity sha512-VqxvutZNlQxmUNS7Ac+aczttLEoHBJ9e3OYGqnULrfipRvG97qLrAv9EUY9iSrRKBqeEbSvS9bSfstZqwz0T4Q==
+
+esbuild-linux-s390x@0.15.14:
+  version "0.15.14"
+  resolved "https://registry.yarnpkg.com/esbuild-linux-s390x/-/esbuild-linux-s390x-0.15.14.tgz#53108112faff5a4e1bad17f7b0b0ffa1df4b7efb"
+  integrity sha512-+KVHEUshX5n6VP6Vp/AKv9fZIl5kr2ph8EUFmQUJnDpHwcfTSn2AQgYYm0HTBR2Mr4d0Wlr0FxF/Cs5pbFgiOw==
+
+esbuild-netbsd-64@0.15.14:
+  version "0.15.14"
+  resolved "https://registry.yarnpkg.com/esbuild-netbsd-64/-/esbuild-netbsd-64-0.15.14.tgz#5330efc41fe4f1c2bab5462bcfe7a4ffce7ba00a"
+  integrity sha512-6D/dr17piEgevIm1xJfZP2SjB9Z+g8ERhNnBdlZPBWZl+KSPUKLGF13AbvC+nzGh8IxOH2TyTIdRMvKMP0nEzQ==
+
+esbuild-openbsd-64@0.15.14:
+  version "0.15.14"
+  resolved "https://registry.yarnpkg.com/esbuild-openbsd-64/-/esbuild-openbsd-64-0.15.14.tgz#ee64944d863e937611fc31adf349e9bb4f5f7eac"
+  integrity sha512-rREQBIlMibBetgr2E9Lywt2Qxv2ZdpmYahR4IUlAQ1Efv/A5gYdO0/VIN3iowDbCNTLxp0bb57Vf0LFcffD6kA==
+
+esbuild-sunos-64@0.15.14:
+  version "0.15.14"
+  resolved "https://registry.yarnpkg.com/esbuild-sunos-64/-/esbuild-sunos-64-0.15.14.tgz#29b0b20de6fe6ef50f9fbe533ec20dc4b595f9aa"
+  integrity sha512-DNVjSp/BY4IfwtdUAvWGIDaIjJXY5KI4uD82+15v6k/w7px9dnaDaJJ2R6Mu+KCgr5oklmFc0KjBjh311Gxl9Q==
+
+esbuild-windows-32@0.15.14:
+  version "0.15.14"
+  resolved "https://registry.yarnpkg.com/esbuild-windows-32/-/esbuild-windows-32-0.15.14.tgz#05e9b159d664809f7a4a8a68ed048d193457b27d"
+  integrity sha512-pHBWrcA+/oLgvViuG9FO3kNPO635gkoVrRQwe6ZY1S0jdET07xe2toUvQoJQ8KT3/OkxqUasIty5hpuKFLD+eg==
+
+esbuild-windows-64@0.15.14:
+  version "0.15.14"
+  resolved "https://registry.yarnpkg.com/esbuild-windows-64/-/esbuild-windows-64-0.15.14.tgz#d5ae086728ab30b72969e40ed0a7a0d9082f2cdd"
+  integrity sha512-CszIGQVk/P8FOS5UgAH4hKc9zOaFo69fe+k1rqgBHx3CSK3Opyk5lwYriIamaWOVjBt7IwEP6NALz+tkVWdFog==
+
+esbuild-windows-arm64@0.15.14:
+  version "0.15.14"
+  resolved "https://registry.yarnpkg.com/esbuild-windows-arm64/-/esbuild-windows-arm64-0.15.14.tgz#8eb50ab9a0ecaf058593fbad17502749306f801d"
+  integrity sha512-KW9W4psdZceaS9A7Jsgl4WialOznSURvqX/oHZk3gOP7KbjtHLSsnmSvNdzagGJfxbAe30UVGXRe8q8nDsOSQw==
+
+esbuild@^0.15.14:
+  version "0.15.14"
+  resolved "https://registry.yarnpkg.com/esbuild/-/esbuild-0.15.14.tgz#09202b811f1710363d5088a3401a351351c79875"
+  integrity sha512-pJN8j42fvWLFWwSMG4luuupl2Me7mxciUOsMegKvwCmhEbJ2covUdFnihxm0FMIBV+cbwbtMoHgMCCI+pj1btQ==
+  optionalDependencies:
+    "@esbuild/android-arm" "0.15.14"
+    "@esbuild/linux-loong64" "0.15.14"
+    esbuild-android-64 "0.15.14"
+    esbuild-android-arm64 "0.15.14"
+    esbuild-darwin-64 "0.15.14"
+    esbuild-darwin-arm64 "0.15.14"
+    esbuild-freebsd-64 "0.15.14"
+    esbuild-freebsd-arm64 "0.15.14"
+    esbuild-linux-32 "0.15.14"
+    esbuild-linux-64 "0.15.14"
+    esbuild-linux-arm "0.15.14"
+    esbuild-linux-arm64 "0.15.14"
+    esbuild-linux-mips64le "0.15.14"
+    esbuild-linux-ppc64le "0.15.14"
+    esbuild-linux-riscv64 "0.15.14"
+    esbuild-linux-s390x "0.15.14"
+    esbuild-netbsd-64 "0.15.14"
+    esbuild-openbsd-64 "0.15.14"
+    esbuild-sunos-64 "0.15.14"
+    esbuild-windows-32 "0.15.14"
+    esbuild-windows-64 "0.15.14"
+    esbuild-windows-arm64 "0.15.14"
+
+reconnecting-websocket@^4.4.0:
+  version "4.4.0"
+  resolved "https://registry.yarnpkg.com/reconnecting-websocket/-/reconnecting-websocket-4.4.0.tgz#3b0e5b96ef119e78a03135865b8bb0af1b948783"
+  integrity sha512-D2E33ceRPga0NvTDhJmphEgJ7FUYF0v4lr1ki0csq06OdlxKfugGzN0dSkxM/NfqCxYELK4KcaTOUOjTV6Dcng==
+
+sortablejs@^1.15.0:
+  version "1.15.0"
+  resolved "https://registry.yarnpkg.com/sortablejs/-/sortablejs-1.15.0.tgz#53230b8aa3502bb77a29e2005808ffdb4a5f7e2a"
+  integrity sha512-bv9qgVMjUMf89wAvM6AxVvS/4MX3sPeN0+agqShejLU5z5GX4C75ow1O2e5k4L6XItUyAK3gH6AxSbXrOM5e8w==

youtube.go

@@ -1,10 +1,12 @@
 package main
 
 import (
+	"bytes"
 	"context"
 	"crypto/rand"
 	"encoding/binary"
-	"fmt"
+	"encoding/json"
+	"errors"
 	"io"
 	"log"
 	"math/big"
@@ -13,6 +15,7 @@ import (
 	mrand "math/rand"
 
 	"github.com/faiface/beep"
+	"github.com/sosodev/duration"
 	"google.golang.org/api/option"
 	"google.golang.org/api/youtube/v3"
 )
@@ -57,7 +60,7 @@ func ShufflePlaylist(list []string) ([]string, error) {
 }
 
 func (app *App) GetSong(list []string) string {
-	return fmt.Sprintf(yt_url, list[app.plidx])
+	return list[app.plidx]
 }
 
 func (app *App) GetNextSong(list []string) string {
@@ -65,7 +68,7 @@ func (app *App) GetNextSong(list []string) string {
 	if app.plidx >= len(app.active) {
 		app.plidx = 0
 	}
-	return fmt.Sprintf(yt_url, list[app.plidx])
+	return list[app.plidx]
 }
 
 func (app *App) GetPrevSong(list []string) string {
@@ -73,7 +76,7 @@ func (app *App) GetPrevSong(list []string) string {
 	if app.plidx < 0 {
 		app.plidx = len(list)
 	}
-	return fmt.Sprintf(yt_url, list[app.plidx])
+	return list[app.plidx]
 }
 
 func GetRandomSong(list []string) string {
@@ -86,7 +89,56 @@ func GetRandomSong(list []string) string {
 		log.Println("Failed to get random int, ", err)
 		return ""
 	}
-	return fmt.Sprintf(yt_url, list[idx.Int64()])
+	return list[idx.Int64()]
+}
+
+type VideoInfo struct {
+	Title   string
+	Channel string
+	Len     time.Duration
+	Uri     string
+}
+
+func (app App) Video(vid string) (out VideoInfo, err error) {
+	_, r, err := app.cache.GetOrCreate(vid+".videoinfo", func() (io.ReadCloser, error) {
+		call := app.youtube.Videos.List([]string{"snippet", "contentDetails"})
+		call.MaxResults(1)
+		call.Id(vid)
+		resp, err := call.Do()
+		if err != nil {
+			return nil, err
+		}
+
+		if len(resp.Items) != 1 {
+			return nil, errors.New("Response contains not 1 item!")
+		}
+
+		video := resp.Items[0]
+
+		songdur, err := duration.Parse(video.ContentDetails.Duration)
+		if err != nil {
+			return nil, err
+		}
+
+		out := new(VideoInfo)
+		out.Len = songdur.ToTimeDuration()
+		out.Title = video.Snippet.Title
+		out.Channel = video.Snippet.ChannelTitle
+		out.Uri = vid
+
+		var buf bytes.Buffer
+
+		json.NewEncoder(&buf).Encode(out)
+
+		return io.NopCloser(&buf), nil
+
+	})
+	if err != nil {
+		return
+	}
+	json.NewDecoder(r).Decode(&out)
+
+	return out, nil
 }
 
 func (app App) Playlist(playlist string) ([]string, error) {

ytdl/ytdl.go

@@ -1,72 +1,31 @@
 package ytdl
 
 import (
-	"errors"
 	"fmt"
-	"log"
 	"os/exec"
 	"path/filepath"
-	"time"
-
-	"github.com/gohugoio/hugo/cache/filecache"
-	"github.com/spf13/afero"
-	"github.com/tidwall/gjson"
 )
 
-var cache *filecache.Cache
 var yturl = "https://youtu.be/%s"
 
-func init() {
+func NewYTdl(vid string) ([]byte, error) {
-	fs := afero.NewMemMapFs()
+	uri, err := exec.Command(
-	cache = filecache.NewCache(fs, 6*time.Hour, "")
+		"./bin/yt-dlp_linux",
-}
+		fmt.Sprintf(yturl, vid),
-
+		"--cookies", "./cookies.txt",
-type YTdl struct {
+		"--no-call-home",
-	Title   string
+		"--no-cache-dir",
-	Url     string
+		"--ignore-errors",
-	Channel string
+		"--newline",
-	Len     time.Duration
+		"--restrict-filenames",
-}
+		"-f", "140",
-
+		"--get-url",
-func NewYTdl(vid string) (*YTdl, error) {
+	).Output()
-	log.Printf("Loading %s from youtube\n", vid)
-	_, ytdl_js, err := cache.GetOrCreateBytes(vid+".json", func() ([]byte, error) {
-		log.Printf("%s not found in cache, downloading info.\n", vid)
-		js, err := exec.Command(
-			"./bin/yt-dlp_linux",
-			fmt.Sprintf(yturl, vid),
-			"--cookies", "./cookies.txt",
-			"--no-call-home",
-			"--no-cache-dir",
-			"--ignore-errors",
-			"--newline",
-			"--restrict-filenames",
-			"-f", "140",
-			"-j",
-		).Output()
-		if err != nil {
-			return nil, err
-		}
-
-		log.Printf("%s is now cached.\n", vid)
-
-		return js, nil
-	})
-
 	if err != nil {
 		return nil, err
 	}
-	if !gjson.ValidBytes(ytdl_js) {
-		return nil, errors.New("invalid json")
-	}
 
-	results := gjson.GetManyBytes(ytdl_js, "title", "url", "duration", "channel")
+	return uri, nil
-	title := results[0].String()
-	geturl := results[1].String()
-	duration, err := time.ParseDuration(fmt.Sprintf("%ds", results[2].Int()))
-	channel := results[3].String()
-
-	return &YTdl{title, geturl, channel, duration}, nil
 }
 
 func DownloadAmbiance(uri string, name string) error {