harden deezer auth errors and mixed playlist preflight

internal/app/app.go

@@ -728,6 +728,20 @@ func (m *Main) ripPlaylist(ctx context.Context, p provider.Client, source, playl
 }
 
 func (m *Main) ripPlaylistMixed(ctx context.Context, playlistID, name string, refs []PlaylistTrackRef) error {
+	requiredSources := map[string]struct{}{}
+	for _, ref := range refs {
+		s := strings.TrimSpace(ref.Source)
+		if s == "" {
+			continue
+		}
+		requiredSources[s] = struct{}{}
+	}
+	for source := range requiredSources {
+		if err := m.requireSourceDownloadAuth(source); err != nil {
+			return err
+		}
+	}
+
 	folder := filepath.Join(m.Config.Session.Downloads.Folder, naming.CleanName(name, naming.Config{
 		RestrictCharacters: m.Config.Session.Filepaths.RestrictCharacters,
 		TruncateTo:         m.Config.Session.Filepaths.TruncateTo,

internal/app/app_test.go

@@ -535,6 +535,16 @@ func TestRipAlbumRequiresDeezerARL(t *testing.T) {
 	}
 }
 
+func TestRipPlaylistMixedRequiresDeezerAuth(t *testing.T) {
+	d := config.DefaultConfigData()
+	m := &Main{Config: &config.Config{File: d, Session: d}}
+
+	err := m.ripPlaylistMixed(context.Background(), "mix1", "Mix", []PlaylistTrackRef{{Source: "deezer", ID: "1"}})
+	if err == nil || !strings.Contains(err.Error(), "deezer") {
+		t.Fatalf("expected deezer auth error, got %v", err)
+	}
+}
+
 func TestApplyQobuzArtistFiltersRepeats(t *testing.T) {
 	albums := []collectionAlbum{
 		{ID: "a1", Title: "Album X", BitDepth: 16, Sampling: 44.1, Explicit: false},

internal/provider/deezer/client.go

@@ -203,6 +203,12 @@ func (c *Client) GetMetadata(ctx context.Context, item, mediaType string) (map[s
 		resp["tracks"] = map[string]any{"items": items}
 		return resp, nil
 	case "artist":
+		name := strings.TrimSpace(item)
+		if artistMeta, artistErr := c.apiGet(ctx, "/artist/"+item, nil); artistErr == nil {
+			if n := strings.TrimSpace(stringFromAny(artistMeta["name"])); n != "" {
+				name = n
+			}
+		}
 		resp, err := c.getArtistAlbums(ctx, item)
 		if err != nil {
 			return nil, err
@@ -218,7 +224,7 @@ func (c *Client) GetMetadata(ctx context.Context, item, mediaType string) (map[s
 				albums = append(albums, itm)
 			}
 		}
-		return map[string]any{"name": "", "albums": map[string]any{"items": albums}}, nil
+		return map[string]any{"name": name, "albums": map[string]any{"items": albums}}, nil
 	default:
 		return nil, fmt.Errorf("unsupported deezer media type: %s", mediaType)
 	}
@@ -727,10 +733,20 @@ func (c *Client) mobileAuth(ctx context.Context) (string, error) {
 	if err != nil {
 		return "", err
 	}
+	if resp.StatusCode < 200 || resp.StatusCode >= 300 {
+		return "", fmt.Errorf("mobile_auth failed: status=%d body=%s", resp.StatusCode, string(raw))
+	}
 	out := map[string]any{}
 	if err = json.Unmarshal(raw, &out); err != nil {
 		return "", err
 	}
+	if errObj, ok := out["error"].(map[string]any); ok && len(errObj) > 0 {
+		msg := firstNonEmpty(stringFromAny(errObj["message"]), stringFromAny(errObj["type"]))
+		if msg == "" {
+			msg = "mobile_auth returned an error"
+		}
+		return "", errors.New(msg)
+	}
 	token := findStringByKey(nestedMap(out, "results"), "TOKEN")
 	if token == "" {
 		return "", errors.New("mobile_auth returned empty token")
@@ -764,10 +780,20 @@ func (c *Client) apiCheckToken(ctx context.Context, authToken string) (string, e
 	if err != nil {
 		return "", err
 	}
+	if resp.StatusCode < 200 || resp.StatusCode >= 300 {
+		return "", fmt.Errorf("api_checkToken failed: status=%d body=%s", resp.StatusCode, string(raw))
+	}
 	out := map[string]any{}
 	if err = json.Unmarshal(raw, &out); err != nil {
 		return "", err
 	}
+	if errObj, ok := out["error"].(map[string]any); ok && len(errObj) > 0 {
+		msg := firstNonEmpty(stringFromAny(errObj["message"]), stringFromAny(errObj["type"]))
+		if msg == "" {
+			msg = "api_checkToken returned an error"
+		}
+		return "", errors.New(msg)
+	}
 	sid := strings.TrimSpace(stringFromAny(out["results"]))
 	if sid == "" {
 		return "", errors.New("api_checkToken returned empty sid")
@@ -861,10 +887,20 @@ func (c *Client) refreshJWT(ctx context.Context) error {
 	}
 	defer func() { _ = resp.Body.Close() }()
 	raw, _ := io.ReadAll(resp.Body)
+	if resp.StatusCode < 200 || resp.StatusCode >= 300 {
+		return fmt.Errorf("jwt refresh failed: status=%d body=%s", resp.StatusCode, string(raw))
+	}
 	out := map[string]any{}
 	if json.Unmarshal(raw, &out) != nil {
 		return errors.New("invalid jwt refresh response")
 	}
+	if errObj, ok := out["error"].(map[string]any); ok && len(errObj) > 0 {
+		msg := firstNonEmpty(stringFromAny(errObj["message"]), stringFromAny(errObj["type"]))
+		if msg == "" {
+			msg = "jwt refresh returned an error"
+		}
+		return errors.New(msg)
+	}
 	if jwt := strings.TrimSpace(stringFromAny(out["jwt"])); jwt != "" {
 		c.jwt = jwt
 	}
@@ -905,10 +941,23 @@ func (c *Client) refreshLicenseFromPipe(ctx context.Context) error {
 	}
 	defer func() { _ = resp.Body.Close() }()
 	raw, _ := io.ReadAll(resp.Body)
+	if resp.StatusCode < 200 || resp.StatusCode >= 300 {
+		return fmt.Errorf("pipe license refresh failed: status=%d body=%s", resp.StatusCode, string(raw))
+	}
 	out := map[string]any{}
 	if json.Unmarshal(raw, &out) != nil {
 		return errors.New("invalid pipe response")
 	}
+	if errs, ok := out["errors"].([]any); ok && len(errs) > 0 {
+		msg := ""
+		if em, ok := errs[0].(map[string]any); ok {
+			msg = strings.TrimSpace(stringFromAny(em["message"]))
+		}
+		if msg == "" {
+			msg = "pipe response returned graphql error"
+		}
+		return errors.New(msg)
+	}
 	token := findStringByKey(out, "token")
 	if token == "" {
 		return errors.New("pipe response missing license token")

internal/provider/deezer/client_test.go

@@ -42,10 +42,10 @@ func TestSearchTrack(t *testing.T) {
 func TestGetMetadataArtistPaginatesAlbums(t *testing.T) {
 	callCount := 0
 	ts := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
-		if r.URL.Path != "/artist/9/albums" {
-			w.WriteHeader(http.StatusNotFound)
-			return
-		}
+		switch r.URL.Path {
+		case "/artist/9":
+			_ = json.NewEncoder(w).Encode(map[string]any{"id": 9, "name": "Lost Frequencies"})
+		case "/artist/9/albums":
 			callCount++
 			index := r.URL.Query().Get("index")
 			limit := r.URL.Query().Get("limit")
@@ -66,6 +66,9 @@ func TestGetMetadataArtistPaginatesAlbums(t *testing.T) {
 			default:
 				w.WriteHeader(http.StatusBadRequest)
 			}
+		default:
+			w.WriteHeader(http.StatusNotFound)
+		}
 	}))
 	defer ts.Close()
 
@@ -86,6 +89,9 @@ func TestGetMetadataArtistPaginatesAlbums(t *testing.T) {
 	if len(items) != 101 {
 		t.Fatalf("albums len = %d, want 101", len(items))
 	}
+	if got := strings.TrimSpace(stringFromAny(meta["name"])); got != "Lost Frequencies" {
+		t.Fatalf("artist name = %q, want Lost Frequencies", got)
+	}
 	if callCount != 2 {
 		t.Fatalf("call count = %d, want 2", callCount)
 	}
@@ -333,3 +339,44 @@ func TestLoginWithRefreshToken(t *testing.T) {
 		t.Fatalf("session refresh token = %q", c.cfg.Session.Deezer.RefreshToken)
 	}
 }
+
+func TestRefreshJWTHTTPError(t *testing.T) {
+	ts := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, _ *http.Request) {
+		w.WriteHeader(http.StatusUnauthorized)
+		_ = json.NewEncoder(w).Encode(map[string]any{"error": map[string]any{"message": "bad refresh"}})
+	}))
+	defer ts.Close()
+
+	cfgData := config.DefaultConfigData()
+	c := New(&config.Config{File: cfgData, Session: cfgData})
+	c.refresh = "refresh-token"
+
+	origAuth := authURL
+	authURL = ts.URL
+	defer func() { authURL = origAuth }()
+
+	err := c.refreshJWT(context.Background())
+	if err == nil || !strings.Contains(strings.ToLower(err.Error()), "status=401") {
+		t.Fatalf("expected http status error, got %v", err)
+	}
+}
+
+func TestRefreshLicenseFromPipeGraphQLError(t *testing.T) {
+	ts := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, _ *http.Request) {
+		_ = json.NewEncoder(w).Encode(map[string]any{"errors": []any{map[string]any{"message": "token expired"}}})
+	}))
+	defer ts.Close()
+
+	cfgData := config.DefaultConfigData()
+	c := New(&config.Config{File: cfgData, Session: cfgData})
+	c.jwt = "jwt-token"
+
+	origPipe := pipeURL
+	pipeURL = ts.URL
+	defer func() { pipeURL = origPipe }()
+
+	err := c.refreshLicenseFromPipe(context.Background())
+	if err == nil || !strings.Contains(strings.ToLower(err.Error()), "token expired") {
+		t.Fatalf("expected graphql error, got %v", err)
+	}
+}