aboutsummaryrefslogtreecommitdiff
path: root/src/filesystem.hpp
blob: bcc9e5ed7805cbdbfdf454a38b57dc83df02f595 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
#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