Added playlist import (and sync)from m3u files, ref #391

2024-12-18 14:15:25 +01:00
parent ec20c9bfa6
commit 3661eaccb6
95 changed files with 3439 additions and 1634 deletions
@@ -0,0 +1,87 @@
+/*
+ * Copyright (C) 2023 Emeric Poupon
+ *
+ * This file is part of LMS.
+ *
+ * LMS 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.
+ *
+ * LMS 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 LMS.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include "ScanStepComputeClusterStats.hpp"
+#include "core/ILogger.hpp"
+#include "database/Cluster.hpp"
+#include "database/Db.hpp"
+#include "database/Session.hpp"
+
+namespace lms::scanner
+{
+    void ScanStepComputeClusterStats::process(ScanContext& context)
+    {
+        using namespace db;
+
+        if (context.stats.nbChanges() == 0)
+            return;
+
+        Session& dbSession{ _db.getTLSSession() };
+
+        const std::size_t clusterCount{ [&] {
+            auto transaction{ dbSession.createReadTransaction() };
+            return Cluster::getCount(dbSession);
+        }() };
+
+        context.currentStepStats.totalElems = clusterCount;
+
+        foreachSubRange(Range{ 0, clusterCount }, 100, [&](Range range) {
+            const std::vector<ClusterId> clusterIds{ [&] {
+                Cluster::FindParameters params;
+                params.setRange(range);
+
+                {
+                    auto transaction{ dbSession.createReadTransaction() };
+                    return std::move(Cluster::findIds(dbSession, params).results);
+                }
+            }() };
+
+            for (const ClusterId clusterId : clusterIds)
+            {
+                if (_abortScan)
+                    break;
+
+                std::size_t trackCount;
+                std::size_t releaseCount;
+
+                {
+                    auto transaction{ dbSession.createReadTransaction() };
+
+                    trackCount = Cluster::computeTrackCount(dbSession, clusterId);
+                    releaseCount = Cluster::computeReleaseCount(dbSession, clusterId);
+                }
+
+                {
+                    auto transaction{ dbSession.createWriteTransaction() };
+
+                    auto cluster{ Cluster::find(dbSession, clusterId) };
+                    cluster.modify()->setTrackCount(trackCount);
+                    cluster.modify()->setReleaseCount(releaseCount);
+                }
+
+                context.currentStepStats.processedElems++;
+                _progressCallback(context.currentStepStats);
+            }
+
+            return true;
+        });
+
+        LMS_LOG(DBUPDATER, DEBUG, "Recomputed stats for " << context.currentStepStats.processedElems << " clusters!");
+    }
+} // namespace lms::scanner