Add scrobbler with support for Last.fm, Libre.fm and ListenBrainz

src/scrobbler/scrobblercache.h

@@ -0,0 +1,64 @@
+/*
+ * Strawberry Music Player
+ * Copyright 2018, Jonas Kvinge <jonas@jkvinge.net>
+ *
+ * Strawberry is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * Strawberry is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with Strawberry.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+
+#ifndef SCROBBLERCACHE_H
+#define SCROBBLERCACHE_H
+
+#include "config.h"
+
+#include <stdbool.h>
+
+#include <QObject>
+#include <QList>
+#include <QHash>
+#include <QString>
+#include <QDateTime>
+
+class Application;
+class Song;
+class ScrobblerCacheItem;
+
+class ScrobblerCache : public QObject {
+  Q_OBJECT
+
+ public:
+  explicit ScrobblerCache(const QString &filename, QObject *parent);
+  ~ScrobblerCache();
+
+  void ReadCache();
+
+  ScrobblerCacheItem *Add(const Song &song, const quint64 &timestamp);
+  ScrobblerCacheItem *Get(const quint64 hash);
+  void Remove(const quint64 hash);
+  void Remove(ScrobblerCacheItem &item);
+  QList<ScrobblerCacheItem*> List() const { return scrobbler_cache_.values(); }
+  void ClearSent(const QList<quint64> list);
+  void Flush(const QList<quint64> list);
+
+ public slots:
+  void WriteCache();
+
+ private:
+  QString filename_;
+  bool loaded_;
+  QHash <quint64, ScrobblerCacheItem*> scrobbler_cache_;
+
+};
+
+#endif  // SCROBBLERCACHE_H