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-rw-r--r--src/filesystem.hpp35
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+#ifndef WANDA_FILESYSTEM_HPP
+#define WANDA_FILESYSTEM_HPP
+
+#include <filesystem>
+#include <optional>
+#include <vector>
+
+namespace wanda
+{
+
+/**
+ * @brief Covenience alias for path lists
+ */
+using path_list = std::vector<std::filesystem::path>;
+
+/**
+ * @brief The default scan filter, allowing only regular files to pass
+ */
+constexpr inline auto default_filter = [](std::filesystem::path const &path) {
+ return is_regular_file(path);
+};
+
+/**
+ * @brief Scan the given folder for files
+ */
+std::optional<path_list> scan(std::filesystem::path folder, bool(filter)(std::filesystem::path const &) = default_filter);
+
+/**
+ * @brief Pick a random path from the given list
+ */
+std::filesystem::path random_pick(path_list const &paths);
+
+} // namespace wanda
+
+#endif \ No newline at end of file