Add add/remove liked tracks

src/mainwindow.cpp

@@ -760,3 +760,10 @@ bool MainWindow::hasPlaylistSelected()
 {
 	return playlists->currentRow() >= 0;
 }
+
+QString MainWindow::currentLibraryItem()
+{
+	return libraryList->currentIndex().row() >= 0
+		? libraryList->currentItem()->text(0)
+		: QString();
+}

src/mainwindow.hpp

@@ -71,6 +71,7 @@ class MainWindow : public QMainWindow
 	void openLyrics(const QString &artist, const QString &name);
 	bool hasPlaylistSelected();
 	QVector<spt::Track> playlistTracks(const QString &playlistId);
+	QString currentLibraryItem();
 	// I know these should be methods, I'm just lazy
 	QString					cacheLocation;
 	QVector<spt::Playlist>	*sptPlaylists;

src/songmenu.cpp

@@ -32,6 +32,18 @@ SongMenu::SongMenu(const QString &trackId, const QString &artist, const QString
 			.arg(QString(trackId).remove(0, QString("spotify:track:").length())));
 	});
 	addSeparator();
+	// Add/remove liked
+	auto isLiked = mainWindow->currentLibraryItem() == "Liked";
+	auto toggleLiked = addAction(
+		Icon::get(isLiked ? "starred-symbolic" : "non-starred-symbolic"),
+		isLiked ? "Remove from liked" : "Add to liked");
+	QAction::connect(toggleLiked, &QAction::triggered, [isLiked, spotify, trackId, mainWindow](bool checked) {
+		auto status = isLiked ? spotify->removeSavedTrack(trackId) : spotify->addSavedTrack(trackId);
+		if (!status.isEmpty())
+			mainWindow->setStatus(QString("Failed to %1 liked: %2")
+				.arg(isLiked ? "remove from" : "add to")
+				.arg(status));
+	});
 	// Add to playlist
 	auto addPlaylist = addMenu(Icon::get("list-add"), "Add to playlist");
 	auto currentPlaylist = !mainWindow->hasPlaylistSelected()

src/spotify/spotify.cpp

@@ -417,6 +417,24 @@ QVector<Track> Spotify::savedTracks(int offset)
 	return tracks;
 }
 
+QString Spotify::addSavedTrack(const QString &trackId)
+{
+	QVariantMap body;
+	body["ids"] = QStringList({
+		trackId.right(trackId.length() - QString("spotify:track:").length())
+	});
+	return put("me/tracks", &body);
+}
+
+QString Spotify::removeSavedTrack(const QString &trackId)
+{
+	QVariantMap body;
+	body["ids"] = QStringList({
+		trackId.right(trackId.length() - QString("spotify:track:").length())
+	});
+	return del("me/tracks", &body);
+}
+
 QVector<Album> Spotify::newReleases()
 {
 	auto json = get("browse/new-releases");

src/spotify/spotify.hpp

@@ -59,6 +59,8 @@ namespace spt
 		QVector<Track> topTracks();
 		QVector<Album> savedAlbums();
 		QVector<Track> savedTracks(int offset = 0);
+		QString addSavedTrack(const QString &trackId);
+		QString removeSavedTrack(const QString &trackId);
 		QVector<Track> recentlyPlayed();
 		QVector<Album> newReleases();