move to new cspot

components/spotify/cspot/include/TrackProvider.h

@@ -0,0 +1,35 @@
+#pragma once
+
+#include <memory>
+
+#include "AccessKeyFetcher.h"
+#include "CDNTrackStream.h"
+#include "CSpotContext.h"
+#include "TrackReference.h"
+#include "protobuf/metadata.pb.h"
+#include "protobuf/spirc.pb.h"
+
+namespace cspot {
+class TrackProvider {
+ public:
+  TrackProvider(std::shared_ptr<cspot::Context> ctx);
+  ~TrackProvider();
+
+  std::shared_ptr<CDNTrackStream> loadFromTrackRef(TrackReference& trackRef);
+
+ private:
+  std::shared_ptr<AccessKeyFetcher> accessKeyFetcher;
+  std::shared_ptr<cspot::Context> ctx;
+  std::unique_ptr<cspot::CDNTrackStream> cdnStream;
+
+  Track trackInfo;
+  std::weak_ptr<CDNTrackStream> currentTrackReference;
+  TrackReference trackIdInfo;
+
+  void queryMetadata();
+  void onMetadataResponse(MercurySession::Response& res);
+  void fetchFile(const std::vector<uint8_t>& fileId,
+                 const std::vector<uint8_t>& trackId);
+  bool canPlayTrack(int index);
+};
+}  // namespace cspot