the final rename

src/files/engine_paths.hpp

@@ -0,0 +1,61 @@
+#ifndef FILES_ENGINE_PATHS_HPP_
+#define FILES_ENGINE_PATHS_HPP_
+
+#include <string>
+#include <vector>
+#include <stdexcept>
+#include <filesystem>
+
+#include "../content/ContentPack.hpp"
+
+namespace fs = std::filesystem;
+
+class files_access_error : public std::runtime_error {
+public:
+    files_access_error(const std::string& msg) : std::runtime_error(msg) {}
+};
+
+class EnginePaths {
+    fs::path userfiles {"."};
+    fs::path resources {"res"}; 
+    fs::path worldFolder;
+    std::vector<ContentPack>* contentPacks = nullptr;
+public:
+    fs::path getUserfiles() const;
+    fs::path getResources() const;
+    
+    fs::path getScreenshotFile(std::string ext);
+    fs::path getWorldsFolder();
+    fs::path getWorldFolder();
+    fs::path getWorldFolder(const std::string& name);
+    fs::path getControlsFile();
+    fs::path getSettingsFile();
+    bool isWorldNameUsed(std::string name);
+
+    void setUserfiles(fs::path folder);
+    void setResources(fs::path folder);
+    void setContentPacks(std::vector<ContentPack>* contentPacks);
+    void setWorldFolder(fs::path folder);
+
+    std::vector<fs::path> scanForWorlds();
+
+    fs::path resolve(std::string path);
+};
+
+class ResPaths {
+    fs::path mainRoot;
+    std::vector<std::pair<std::string, fs::path>> roots;
+public:
+    ResPaths(
+        fs::path mainRoot,
+        std::vector<std::pair<std::string, fs::path>> roots
+    );
+    
+    fs::path find(const std::string& filename) const;
+    std::string findRaw(const std::string& filename) const;
+    std::vector<fs::path> listdir(const std::string& folder) const;
+
+    const fs::path& getMainRoot() const;
+};
+
+#endif // FILES_ENGINE_PATHS_HPP_