audio/audio.go

@@ -1,64 +0,0 @@
-package audio
-
-import (
-	"github.com/ebitengine/oto/v3"
-	"log"
-	"os"
-	"time"
-)
-
-var (
-	hasSetup = false
-	audio    Audio
-)
-
-type Audio struct {
-	AudioContext *oto.Context
-}
-
-func setup() {
-	var ctxOptions = oto.NewContextOptions{
-		SampleRate:   44100,
-		ChannelCount: 2,
-		Format:       oto.FormatSignedInt16LE,
-		BufferSize:   0,
-	}
-
-	var ready = make(chan struct{})
-	var err error
-	audio.AudioContext, ready, err = oto.NewContext(&ctxOptions)
-	if err != nil {
-		log.Println(err)
-		return
-	}
-	<-ready // Wait for the context to be ready
-}
-
-func Play() {
-	if !hasSetup {
-		setup()
-		hasSetup = true
-	}
-
-	var b, err = os.Open("sample.wav")
-	if err != nil {
-		log.Println(err)
-		return
-	}
-	var player = audio.AudioContext.NewPlayer(b)
-	player.Play()
-	// Wait for the player to finish
-	for player.IsPlaying() {
-		time.Sleep(time.Millisecond)
-	}
-	err = player.Close()
-	if err != nil {
-		log.Println(err)
-		return
-	}
-	err = b.Close()
-	if err != nil {
-		log.Println(err)
-		return
-	}
-}

main.go

@@ -1,10 +1,32 @@
 package main
 
 import (
-	"gofin/view"
+	"bytes"
+	"fyne.io/fyne/v2/app"
+	"fyne.io/fyne/v2/widget"
+	"github.com/ebitengine/oto/v3"
+	"os"
 )
 
 func main() {
-	view.CreateView()
+	var a = app.New()
-	view.PopulateView()
+	var btn = widget.NewButton("Play", func() {
+		var b, _ = os.ReadFile("sample.wav")
+		// create reader from bytes
+		var reader = bytes.NewReader(b)
+		var ctxOptions = oto.NewContextOptions{
+			SampleRate:   44100,
+			ChannelCount: 2,
+			Format:       oto.FormatSignedInt16LE,
+			BufferSize:   0,
+		}
+		var ctx, ready, _ = oto.NewContext(&ctxOptions)
+		<-ready // Wait for the context to be ready
+		var player = ctx.NewPlayer(reader)
+		player.Play()
+	},
+	)
+	var w = a.NewWindow("Hello")
+	w.SetContent(btn)
+	w.ShowAndRun()
 }

view/view.go

@@ -1,28 +0,0 @@
-package view
-
-import (
-	"fyne.io/fyne/v2"
-	"fyne.io/fyne/v2/widget"
-	"gofin/audio"
-)
-import "fyne.io/fyne/v2/app"
-
-var (
-	view View
-)
-
-type View struct {
-	app        fyne.App
-	mainWindow fyne.Window
-}
-
-func CreateView() {
-	view.app = app.New()
-	view.mainWindow = view.app.NewWindow("Hello")
-}
-
-func PopulateView() {
-	btn := widget.NewButton("Play", audio.Play)
-	view.mainWindow.SetContent(btn)
-	view.mainWindow.ShowAndRun()
-}