feat(library): add media library browsing API

cpp/server/CMakeLists.txt

@@ -133,6 +133,7 @@ set(
     gzip.cpp gzip.hpp
     http.cpp http.hpp
     json.hpp
+    library_controller.cpp library_controller.hpp
     log.cpp log.hpp
     outputs_controller.cpp outputs_controller.hpp
     parsing.cpp parsing.hpp

cpp/server/artwork_controller.cpp

@@ -44,6 +44,28 @@ ResponsePtr ArtworkController::getArtwork()
     return Response::async(std::move(responseFuture));
 }
 
+ResponsePtr ArtworkController::getLibraryArtwork()
+{
+    if (!player_->supportsLibrary())
+    {
+        return Response::error(
+            HttpStatus::S_501_NOT_IMPLEMENTED, "media library is not supported by this player");
+    }
+
+    LibraryItemQuery query;
+
+    query.path = param<std::string>("path");
+    query.subsong = optionalParam<int32_t>("subsong", -1);
+
+    auto responseFuture = player_->fetchLibraryArtwork(query).then(
+        boost::launch::sync, [this](boost::unique_future<ArtworkResult> resultFuture) {
+            auto result = resultFuture.get();
+            return getResponse(&result);
+        });
+
+    return Response::async(std::move(responseFuture));
+}
+
 ResponsePtr ArtworkController::getResponse(ArtworkResult* result)
 {
     if (!result->filePath.empty())
@@ -94,6 +116,7 @@ void ArtworkController::defineRoutes(
     routes.useWorkQueue(workQueue);
     routes.setPrefix("api/artwork");
     routes.get("current", &ArtworkController::getCurrentArtwork);
+    routes.get("library", &ArtworkController::getLibraryArtwork);
     routes.get(":plref/:index", &ArtworkController::getArtwork);
 }
 

cpp/server/artwork_controller.hpp

@@ -21,6 +21,7 @@ class ArtworkController : public ControllerBase
 
     ResponsePtr getCurrentArtwork();
     ResponsePtr getArtwork();
+    ResponsePtr getLibraryArtwork();
 
     static void defineRoutes(Router* router, WorkQueue* workQueue, Player* player, const ContentTypeMap& contentTypes);
 

cpp/server/foobar2000/CMakeLists.txt

@@ -14,6 +14,7 @@ set(
     common.hpp
     player.hpp
     player_control.cpp
+    player_library.cpp
     player_misc.cpp
     player_options.cpp player_options.hpp
     player_playlists.cpp

cpp/server/foobar2000/player.hpp

@@ -103,6 +103,23 @@ class PlayerImpl final : public Player
     OutputsInfo getOutputs() override;
     void setOutputDevice(const std::string& typeId, const std::string& deviceId) override;
 
+    bool supportsLibrary() override;
+    LibraryInfo getLibraryInfo() override;
+
+    PlaylistItemsResult getLibraryItems(
+        const LibraryQuery& query, const Range& range, ColumnsQuery* columns) override;
+
+    LibraryNodesResult getLibraryNodes(
+        const LibraryQuery& query, const Range& range, ColumnsQuery* columns) override;
+
+    void addLibraryItems(
+        const PlaylistRef& plref,
+        const LibraryItemQuery& query,
+        int32_t targetIndex,
+        AddItemsOptions options) override;
+
+    boost::unique_future<ArtworkResult> fetchLibraryArtwork(const LibraryItemQuery& query) override;
+
     boost::unique_future<ArtworkResult> fetchCurrentArtwork() override;
     boost::unique_future<ArtworkResult> fetchArtwork(const ArtworkQuery& query) override;
 
@@ -131,6 +148,13 @@ class PlayerImpl final : public Player
     std::vector<std::string> evaluatePlaybackColumns(
         const TitleFormatVector& compiledColumns);
 
+    std::vector<std::string> evaluateItemColumns(
+        const metadb_handle_ptr& item,
+        const TitleFormatVector& compiledColumns,
+        pfc::string8* buffer);
+
+    void collectLibraryItems(const LibraryItemQuery& query, metadb_handle_list* outItems);
+
     void makeItemsMask(
         t_size playlist,
         const std::vector<int32_t>& indexes,