feat: Audio Preview Player #14
@@ -54,10 +54,20 @@ func cmdServe(args []string) {
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mux.HandleFunc("/api/search", handleSearch)
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mux.HandleFunc("/api/list", handleList)
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mux.HandleFunc("/api/list-wavs", handleListWavs)
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mux.HandleFunc("/api/download", handleAPIDownload)
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mux.HandleFunc("/api/extract", handleAPIExtract)
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mux.HandleFunc("/api/progress", handleProgress)
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wavsBase := "./output/wavs"
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if abs, err := filepath.Abs(wavsBase); err == nil {
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wavsBase = abs
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}
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if err := os.MkdirAll(wavsBase, 0755); err != nil {
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fatal("create wavs dir: %v", err)
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}
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mux.Handle("/wavs/", http.StripPrefix("/wavs/", http.FileServer(http.Dir(wavsBase))))
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addr := fmt.Sprintf("%s:%d", host, port)
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listener, err := net.Listen("tcp", addr)
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if err != nil {
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@@ -254,6 +264,30 @@ func handleAPIDownload(w http.ResponseWriter, r *http.Request) {
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writeJSON(w, map[string]any{"jobs": jobIDs})
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}
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func handleListWavs(w http.ResponseWriter, r *http.Request) {
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dir := r.URL.Query().Get("dir")
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if dir == "" {
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dir = "./output/wavs"
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}
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if abs, err := filepath.Abs(dir); err == nil {
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dir = abs
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}
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entries, err := os.ReadDir(dir)
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if err != nil {
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writeJSON(w, map[string]any{"error": err.Error()})
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return
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}
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var files []string
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for _, e := range entries {
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if !e.IsDir() && strings.HasSuffix(strings.ToLower(e.Name()), ".wav") {
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files = append(files, e.Name())
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}
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}
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writeJSON(w, files)
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}
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func handleProgress(w http.ResponseWriter, r *http.Request) {
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w.Header().Set("Content-Type", "text/event-stream")
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w.Header().Set("Cache-Control", "no-cache")
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@@ -442,4 +442,68 @@ func TestHandleAPIExtract_ExtractISOError(t *testing.T) {
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if !strings.Contains(msg, "FAIL bad.iso") {
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t.Errorf("expected FAIL message, got: %s", msg)
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}
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}
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func TestHandleListWavs_ReturnsWavFiles(t *testing.T) {
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tmp := t.TempDir()
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wavDir := filepath.Join(tmp, "wavs")
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if err := os.MkdirAll(wavDir, 0755); err != nil {
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t.Fatal(err)
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}
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for _, name := range []string{"kick.wav", "snare.wav", "hihat.wav"} {
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fd, _ := os.Create(filepath.Join(wavDir, name))
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_ = fd.Close()
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}
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fd, _ := os.Create(filepath.Join(wavDir, "readme.txt"))
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_ = fd.Close()
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req := httptest.NewRequest("GET", "/api/list-wavs?dir="+wavDir, nil)
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rr := httptest.NewRecorder()
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handleListWavs(rr, req)
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if rr.Code != http.StatusOK {
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t.Errorf("expected 200, got %d", rr.Code)
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}
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var files []string
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if err := json.Unmarshal(rr.Body.Bytes(), &files); err != nil {
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t.Fatalf("invalid JSON: %v", err)
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}
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if len(files) != 3 {
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t.Errorf("expected 3 wav files, got %d: %v", len(files), files)
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}
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}
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func TestHandleListWavs_EmptyDir(t *testing.T) {
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tmp := t.TempDir()
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req := httptest.NewRequest("GET", "/api/list-wavs?dir="+tmp, nil)
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rr := httptest.NewRecorder()
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handleListWavs(rr, req)
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if rr.Code != http.StatusOK {
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t.Errorf("expected 200, got %d", rr.Code)
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}
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var files []string
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if err := json.Unmarshal(rr.Body.Bytes(), &files); err != nil {
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t.Fatalf("invalid JSON: %v", err)
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}
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if len(files) != 0 {
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t.Errorf("expected 0 files, got %d", len(files))
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}
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}
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func TestHandleListWavs_NonExistentDir(t *testing.T) {
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req := httptest.NewRequest("GET", "/api/list-wavs?dir=/nonexistent/wavs", nil)
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rr := httptest.NewRecorder()
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handleListWavs(rr, req)
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if rr.Code != http.StatusOK {
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t.Errorf("expected 200, got %d", rr.Code)
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}
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var resp map[string]any
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if err := json.Unmarshal(rr.Body.Bytes(), &resp); err != nil {
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t.Fatalf("invalid JSON: %v", err)
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}
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if _, ok := resp["error"]; !ok {
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t.Error("expected error for nonexistent dir")
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}
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}
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@@ -99,6 +99,8 @@ func TestFindAkaiutil(t *testing.T) {
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}()
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t.Run("env var set to missing file", func(t *testing.T) {
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tmp := t.TempDir()
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t.Chdir(tmp)
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_ = os.Setenv("AKAIUTIL", "/nonexistent/akaiutil")
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os.Args[0] = "/some/binary"
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_, err := findAkaiutil()
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@@ -109,6 +111,7 @@ func TestFindAkaiutil(t *testing.T) {
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t.Run("env var set to existing file", func(t *testing.T) {
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tmp := t.TempDir()
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t.Chdir(tmp)
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f := tmp + "/myutil"
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fd, _ := os.Create(f)
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defer func() { _ = fd.Close() }()
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@@ -124,6 +127,7 @@ func TestFindAkaiutil(t *testing.T) {
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t.Run("finds binary next to argv[0]", func(t *testing.T) {
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tmp := t.TempDir()
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t.Chdir(tmp)
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exe := tmp + "/mybinary"
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fd, _ := os.Create(exe)
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defer func() { _ = fd.Close() }()
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@@ -143,6 +147,7 @@ func TestFindAkaiutil(t *testing.T) {
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t.Run("finds binary in third_party relative to argv[0]", func(t *testing.T) {
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tmp := t.TempDir()
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t.Chdir(tmp)
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exe := tmp + "/somebin"
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fd, _ := os.Create(exe)
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defer func() { _ = fd.Close() }()
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@@ -166,6 +171,7 @@ func TestFindAkaiutil(t *testing.T) {
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t.Run("env var takes priority over path candidates", func(t *testing.T) {
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tmp := t.TempDir()
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t.Chdir(tmp)
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envFile := tmp + "/envutil"
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pathFile := tmp + "/pathutil"
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fd1, _ := os.Create(envFile)
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@@ -185,6 +191,7 @@ func TestFindAkaiutil(t *testing.T) {
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t.Run("no akaiutil found returns error", func(t *testing.T) {
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tmp := t.TempDir()
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t.Chdir(tmp)
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exe := tmp + "/nobinaryhere"
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fd, _ := os.Create(exe)
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defer func() { _ = fd.Close() }()
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+123
@@ -183,6 +183,129 @@ async function doExtract() {
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}
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}
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// ─── WAV Browser ──────────────────────────────────────────────────
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let audioCtx = null;
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let currentSource = null;
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let currentAudioBuffer = null;
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let startTime = 0;
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let pauseOffset = 0;
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let isPlaying = false;
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let animationFrame = null;
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document.getElementById('wav-browse-btn').addEventListener('click', browseWavs);
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async function browseWavs() {
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const dir = document.getElementById('wav-dir').value;
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const list = document.getElementById('wav-list');
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list.innerHTML = 'Loading...';
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try {
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const resp = await fetch(`${API}/list-wavs?dir=${encodeURIComponent(dir)}`);
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const data = await resp.json();
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if (data.error) {
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list.innerHTML = '<span class="no-files">Error: ' + data.error + '</span>';
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return;
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}
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if (!Array.isArray(data) || data.length === 0) {
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list.innerHTML = '<span class="no-files">No WAV files found</span>';
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return;
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}
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list.innerHTML = data.map(f => `
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<div class="wav-item" data-file="${esc(f)}">
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<span class="wav-name" title="${esc(f)}">${esc(f)}</span>
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<button class="wav-play-btn" onclick="playWav('${esc(f)}')">Play</button>
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</div>
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`).join('');
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} catch (e) {
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list.innerHTML = 'Failed: ' + e.message;
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}
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}
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async function playWav(filename) {
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if (!audioCtx) {
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audioCtx = new AudioContext();
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}
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if (currentSource) {
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currentSource.stop();
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currentSource = null;
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}
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if (animationFrame) {
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cancelAnimationFrame(animationFrame);
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animationFrame = null;
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}
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const nowPlaying = document.getElementById('wav-now-playing');
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nowPlaying.textContent = 'Loading: ' + filename;
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try {
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const resp = await fetch(`/wavs/${encodeURIComponent(filename)}`);
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if (!resp.ok) throw new Error('HTTP ' + resp.status);
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const arrayBuffer = await resp.arrayBuffer();
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currentAudioBuffer = await audioCtx.decodeAudioData(arrayBuffer);
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currentSource = audioCtx.createBufferSource();
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currentSource.buffer = currentAudioBuffer;
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currentSource.connect(audioCtx.destination);
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currentSource.onended = () => {
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if (isPlaying) {
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isPlaying = false;
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pauseOffset = 0;
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nowPlaying.textContent = '';
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document.getElementById('wav-progress-fill').style.width = '0%';
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document.getElementById('wav-time').textContent = formatTime(0);
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clearActiveItem();
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}
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};
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startTime = audioCtx.currentTime - pauseOffset;
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currentSource.start(0, pauseOffset);
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isPlaying = true;
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pauseOffset = 0;
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nowPlaying.textContent = '▶ ' + filename;
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setActiveItem(filename);
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updateProgress();
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} catch (e) {
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nowPlaying.textContent = 'Error: ' + e.message;
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}
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}
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function updateProgress() {
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if (!isPlaying || !currentAudioBuffer) return;
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const elapsed = audioCtx.currentTime - startTime;
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const duration = currentAudioBuffer.duration;
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const pct = Math.min((elapsed / duration) * 100, 100);
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document.getElementById('wav-progress-fill').style.width = pct + '%';
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document.getElementById('wav-time').textContent = formatTime(elapsed);
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if (elapsed < duration) {
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animationFrame = requestAnimationFrame(updateProgress);
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}
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}
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function formatTime(secs) {
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const m = Math.floor(secs / 60);
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const s = Math.floor(secs % 60);
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return m + ':' + s.toString().padStart(2, '0');
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}
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function setActiveItem(filename) {
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document.querySelectorAll('.wav-item').forEach(el => {
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el.classList.toggle('playing', el.dataset.file === filename);
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});
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}
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function clearActiveItem() {
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document.querySelectorAll('.wav-item').forEach(el => {
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el.classList.remove('playing');
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});
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}
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// ─── Helpers ──────────────────────────────────────────────────────
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function esc(s) {
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@@ -39,6 +39,22 @@
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<div id="extract-status"></div>
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</section>
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<section id="wav-section">
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<h2>WAV Browser</h2>
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<div class="wav-controls">
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<input type="text" id="wav-dir" placeholder="WAV directory" value="./output/wavs">
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<button id="wav-browse-btn">Browse</button>
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</div>
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<div id="wav-player" class="wav-player">
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<div id="wav-now-playing" class="now-playing"></div>
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<div class="audio-bar">
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<div class="audio-progress"><div id="wav-progress-fill" class="audio-progress-fill"></div></div>
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<span id="wav-time">0:00</span>
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</div>
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<div id="wav-list" class="wav-list"></div>
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</div>
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</section>
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<section id="results-section">
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<h2>Results <span id="result-count"></span></h2>
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<div id="search-results"></div>
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@@ -205,4 +205,109 @@ h2 {
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margin-top: 10px;
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font-size: 13px;
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color: var(--text2);
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}
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.wav-controls {
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display: flex;
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gap: 8px;
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flex-wrap: wrap;
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}
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.wav-controls input {
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flex: 1;
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min-width: 200px;
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padding: 10px 14px;
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border: 1px solid var(--bg3);
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border-radius: var(--radius);
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background: var(--bg);
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color: var(--text);
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font-size: 14px;
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}
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.wav-controls button {
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padding: 10px 20px;
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border: none;
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border-radius: var(--radius);
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background: var(--accent);
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color: white;
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font-size: 14px;
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cursor: pointer;
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}
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.wav-player {
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margin-top: 14px;
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}
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.now-playing {
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font-size: 13px;
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color: var(--green);
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margin-bottom: 6px;
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min-height: 18px;
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}
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.audio-bar {
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display: flex;
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align-items: center;
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gap: 10px;
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margin-bottom: 10px;
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}
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.audio-progress {
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flex: 1;
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height: 6px;
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background: var(--bg3);
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border-radius: 3px;
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overflow: hidden;
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}
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.audio-progress-fill {
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height: 100%;
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background: var(--green);
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border-radius: 3px;
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width: 0%;
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transition: width 0.1s;
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}
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#wav-time {
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font-size: 12px;
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color: var(--text2);
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min-width: 40px;
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}
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.wav-list {
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display: grid;
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grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
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gap: 8px;
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}
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.wav-item {
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background: var(--bg);
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border: 1px solid var(--bg3);
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border-radius: var(--radius);
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padding: 10px 12px;
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display: flex;
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align-items: center;
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gap: 8px;
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cursor: pointer;
|
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}
|
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.wav-item:hover {
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border-color: var(--accent);
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}
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.wav-item.playing {
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||||
border-color: var(--green);
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background: rgba(78, 204, 163, 0.1);
|
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}
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.wav-item .wav-name {
|
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flex: 1;
|
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font-size: 13px;
|
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overflow: hidden;
|
||||
text-overflow: ellipsis;
|
||||
white-space: nowrap;
|
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}
|
||||
.wav-item .wav-play-btn {
|
||||
background: var(--accent2);
|
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color: white;
|
||||
border: none;
|
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border-radius: 4px;
|
||||
padding: 4px 10px;
|
||||
font-size: 11px;
|
||||
cursor: pointer;
|
||||
}
|
||||
Reference in New Issue
Block a user