Made the step 'check for removed files' faster when nothing was actually removed

2025-07-18 18:39:50 +02:00
parent aa23350f56
commit f31d366731
12 changed files with 329 additions and 152 deletions
@@ -0,0 +1,45 @@
+/*
+ * Copyright (C) 2025 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/>.
+ */
+
+#pragma once
+
+#include <filesystem>
+#include <functional>
+#include <unordered_map>
+#include <vector>
+
+namespace lms::scanner
+{
+    class IFileScanner;
+
+    class FileScanners
+    {
+    public:
+        void add(std::unique_ptr<IFileScanner> scanner);
+        void clear();
+
+        IFileScanner* select(const std::filesystem::path& filePath) const;
+        void visit(const std::function<void(const IFileScanner&)>& visitor) const;
+
+    private:
+        std::unordered_map<std::filesystem::path, IFileScanner*> _scannerByFile;
+        std::unordered_map<std::filesystem::path, IFileScanner*> _scannerByExtension;
+        std::vector<std::unique_ptr<IFileScanner>> _fileScanners;
+    };
+} // namespace lms::scanner