fixup! Initial commit

events.go

@@ -3,7 +3,9 @@ package main
 import (
 	"context"
 	"dndmusicbot/ffmpeg"
+	"dndmusicbot/loop"
 	discordspeaker "dndmusicbot/speaker"
+	"dndmusicbot/ytdl"
 	"encoding/json"
 	"fmt"
 	"log"
@@ -40,8 +42,10 @@ func init() {
 	app.events.On("preload_song", app.preloadSong)
 	app.events.On("song_over", app.songOver)
 	//app.events.On("song_position", app.songPosition)
+
 	app.events.On("ambiance_play", app.ambiancePlay)
 	app.events.On("ambiance_stop", app.ambianceStop)
+	app.events.On("ambiance_add", app.ambianceAdd)
 
 	app.events.On("stop", app.stop)
 	app.events.On("next", app.nextSong)
@@ -127,7 +131,9 @@ func (app *App) ambiancePlay(payload ...interface{}) {
 	if app.ambiance.IsPlaying() {
 		app.ambiance.Reset()
 	}
-	app.ambiance.Add(play)
+
+	loop := loop.Loop(-1, play)
+	app.ambiance.Add(loop)
 	discordspeaker.Unlock()
 
 	msg := make(map[string]interface{})
@@ -153,6 +159,48 @@ func (app *App) ambianceStop(payload ...interface{}) {
 
 }
 
+func (app *App) ambianceAdd(payload ...interface{}) {
+	if !(len(payload) > 0) {
+		log.Println("addPlaylist called without a payload.")
+		return
+	}
+
+	log.Println("ambiance_add event received")
+
+	var data map[string]string
+	switch js := payload[0].(type) {
+	case json.RawMessage:
+		json.Unmarshal(js, &data)
+	default:
+		log.Println("newPlaylist called with invalid payload.")
+		return
+	}
+
+	amburl, ok := data["url"]
+	if !ok {
+		log.Println("addPlaylist without url")
+		return
+	}
+	ambtitle, ok := data["title"]
+	if !ok {
+		log.Println("addPlaylist without title")
+		return
+	}
+
+	err := ytdl.DownloadAmbiance(amburl, ambtitle)
+	if err != nil {
+		log.Println(err)
+		return
+	}
+
+	msg := make(map[string]interface{})
+	out := make(map[string]interface{})
+	msg["event"] = "ambiance_add"
+	out["type"] = ambtitle
+	msg["payload"] = out
+	ws_msg <- msg
+}
+
 func (app *App) songPosition(payload ...interface{}) {
 	if !app.queue.IsPlaying() {
 		return
@@ -256,16 +304,6 @@ func (app *App) nextSong(payload ...interface{}) {
 		return
 	}
 
-	for {
-		time.Sleep(1 * time.Second)
-		if app.queue.QLen() == 0 {
-			log.Println("retrying...")
-			song = app.GetSong(app.active)
-		} else {
-			break
-		}
-	}
-
 	discordspeaker.Lock()
 	app.queue.Reset()
 	app.queue.Add(f)

ffmpeg/ffmpeg.go

@@ -24,6 +24,7 @@ type FFmpeg struct {
 	PMutex       *sync.RWMutex
 	ProcessState *os.ProcessState
 	err          chan error
+	fb           chan bool
 }
 
 func NewFFmpeg(uri string, sampleRate int, channels int) (ff *FFmpeg, err error) {
@@ -42,6 +43,7 @@ func NewFFmpeg(uri string, sampleRate int, channels int) (ff *FFmpeg, err error)
 		time.Sleep(500 * time.Millisecond)
 	}
 
+RETRY:
 	ff = new(FFmpeg)
 	ff.PMutex = &sync.RWMutex{}
 	ff.Len = yt.Len
@@ -53,6 +55,7 @@ func NewFFmpeg(uri string, sampleRate int, channels int) (ff *FFmpeg, err error)
 	ff.Cmd = exec.CommandContext(
 		ctx,
 		"ffmpeg",
+		"-xerror",
 		"-i", yt.Url,
 		"-f", "s16le",
 		"-v", "error",
@@ -71,18 +74,23 @@ func NewFFmpeg(uri string, sampleRate int, channels int) (ff *FFmpeg, err error)
 	ff.Out = bytes.NewBuffer(make([]byte, 43920))
 	ff.Cmd.Stdout = ff.Out
 
-	ff.Start()
+	exitctx, cancel := context.WithTimeout(context.Background(), 2*time.Second)
+	defer cancel()
 
-	return
-}
-
-func (ff *FFmpeg) Start() {
 	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 {

go.mod

@@ -2,8 +2,6 @@ module dndmusicbot
 
 go 1.19
 
-replace github.com/3d0c/gmf => /home/steino/dev/go/gmf
-
 require (
 	github.com/bwmarrin/discordgo v0.26.1
 	github.com/dpup/gohubbub v0.0.0-20140517235056-2dc6969d22d8

js/script.js

@@ -122,12 +122,32 @@ window.onload = function() {
 		}
 	}
 
+	document.querySelector("#addambiance").addEventListener("click", (e) => {
+		e.preventDefault()
+
+		output.innerText = ""
+		var title = document.querySelector("#inputambiance > input[name='title']")
+		var url = document.querySelector("#inputambiance >  input[name='url']")
+		if (title.value == "" || url.value == "") {
+			output.innerText = "Title or Url is empty!"
+			return
+		}
+
+		ws.send(JSON.stringify({
+			"event": "ambiance_add",
+			"payload": {
+				"title": title.value,
+				"url": url.value
+			}
+		}))
+	})
+
 	submit.addEventListener("click", (e) => {
 		e.preventDefault()
 
 		output.innerText = ""
-		var title = document.querySelector(".container2 input[name='title'")
+		var title = document.querySelector("#inputplaylist > input[name='title']")
-		var url = document.querySelector(".container2 input[name='url'")
+		var url = document.querySelector("#inputplaylist >  input[name='url']")
 		if (title.value == "" || url.value == "") {
 			output.innerText = "Title or Url is empty!"
 			return
@@ -140,6 +160,9 @@ window.onload = function() {
 				"url": url.value
 			}
 		}))
+
+		title.innerText = ""
+		url.innerText = ""
 	})
 
 	document.querySelectorAll("#items").forEach(item => item.addEventListener("click", (e) => {

tmpl/index.tmpl

@@ -5,8 +5,8 @@
 		<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/style.css">
 		<link rel="stylesheet" href="/css/solarized-dark.min.css">
+		<link rel="stylesheet" href="/css/style.css">
 	</head>
 	<body>
 		<div><h2 class="bot">Playlists</h2></div>
@@ -16,17 +16,17 @@
 			{{ end}}
 			<div class="item locked" data-id="reset">Stop</div>
 		</div>
-		<div class="container2">
+		<div id="inputplaylist" class="container2">
 			<input name="title" type="text" placeholder="Enter name..">
 			<input name="url" type="text" placeholder="https://youtube.com/playlist?list=...">
 			<input id="addplaylist" name="submit" value="Add" type="submit">
-			<input id="prev" name="prev" type="button" value="prev">
-			<input id="next" name="next" type="button" value="next">
 		</div>
 		<div class="container2">
 			<p id="output"></p>
 		</div>
 		<div id="info" class="container2">
+			<input id="prev" name="prev" type="button" value="prev">
+			<input id="next" name="next" type="button" value="next">
 			<a id="link" style="text-decoration: none;">
 				<span id="channel"></span>
 				<span> - </span>
@@ -41,6 +41,11 @@
 			{{ end}}
 			<div class="item locked" data-id="reset">Stop</div>
 		</div>
+		<div id="inputambiance" class="container2">
+			<input name="title" type="text" placeholder="Enter name..">
+			<input name="url" type="text" placeholder="Enter url...">
+			<input id="addambiance" name="submit" value="Add" type="submit">
+		</div>
 		<!-- The Modal -->
 		<div id="waiting" class="modal">
 			<!-- Modal content -->

ytdl/ytdl.go

@@ -4,6 +4,7 @@ import (
 	"errors"
 	"fmt"
 	"os/exec"
+	"path/filepath"
 	"time"
 
 	"github.com/tidwall/gjson"
@@ -45,3 +46,25 @@ func NewYTdl(uri string) (*YTdl, error) {
 
 	return &YTdl{title, geturl, channel, duration}, nil
 }
+
+func DownloadAmbiance(uri string, name string) error {
+	err := exec.Command(
+		"./bin/yt-dlp_linux",
+		uri,
+		"-x",
+		"--audio-format", "mp3",
+		"--postprocessor-args", "-ar 48000 -ac 2",
+		"--cookies", "./cookies.txt",
+		"--no-call-home",
+		"--no-cache-dir",
+		"--restrict-filenames",
+		"-f", "140",
+		"-o", filepath.Join("./ambiance/", name+".mp3"),
+	).Run()
+
+	if err != nil {
+		return nil
+	}
+
+	return nil
+}