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83 lines
2.9 KiB
C++
83 lines
2.9 KiB
C++
#pragma once
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#include <sstream>
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#include <iomanip>
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#include <numeric>
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#include <algorithm>
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#include <vector>
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#include <set>
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#include <filesystem>
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#include <iostream>
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namespace filepath
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{
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std::tuple<std::filesystem::path, std::filesystem::file_status> getFileInfo(const std::filesystem::directory_entry& entry)
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{
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const auto file_status (std::filesystem::status(entry));
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return {entry.path(), file_status};
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}
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bool endsWith(const std::string& string, const std::string& ending)
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{
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if (ending.size() > string.size())
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return false;
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return std::equal(ending.rbegin(), ending.rend(), string.rbegin());
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}
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std::tuple<int, std::string> parsePath(const std::string &argv)
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{
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std::filesystem::path path(argv);
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if (!std::filesystem::exists(path))
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{
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std::cout << "Path " << path << " does not exist.\n";
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return {EXIT_FAILURE, {}};
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}
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// Maybe user chose a specific image, not a folder
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if (std::filesystem::is_regular_file(path))
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return {EXIT_SUCCESS, path.string()};
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// TO DO : I KNOW THIS PART IS BAD! I have never worked with ::filesystem before,
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// So... it is a folder i will rewrite it when the prject works and is done
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// Creating a vector of everything in the given directory
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std::vector<std::tuple<std::filesystem::path, std::filesystem::file_status>> dir_items;
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std::transform(std::filesystem::directory_iterator(path), {}, std::back_inserter(dir_items), filepath::getFileInfo);
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std::set<std::string> allowed_ext = {".bmp", ".dds", ".jpg", ".png", ".tga", ".psd"};
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// Now getting images
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std::vector<std::string> dir_image_items;
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for (const auto &[local_path, status] : dir_items)
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{
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const std::string str_path = local_path.string();
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if (std::filesystem::is_regular_file(local_path) &&
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std::any_of(allowed_ext.begin(), allowed_ext.end(), [&](const std::string& e) { return filepath::endsWith(str_path, e); }))
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{
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dir_image_items.emplace_back(str_path);
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}
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}
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if (dir_image_items.empty())
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{
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std::cout << "No images found at " << path << "\n--help for more information.\n";
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return {EXIT_FAILURE, {}};
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}
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std::cout << "Loading random image file from " << path << "\n";
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srand(static_cast<unsigned int>(time(nullptr)));
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return {EXIT_SUCCESS, dir_image_items[rand() & (dir_image_items.size() - 1)]};
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}
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std::vector<std::string> split(const std::string &s, char delim)
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{
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std::vector<std::string> result;
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std::stringstream ss (s);
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std::string item;
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while (getline(ss, item, delim))
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result.push_back(item);
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return result;
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}
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}
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