add event 'onPlayerRequestMods', restructure modloading

now every player has their own list of allowed client mods, this can be modified by lua upon joining and is later used as a whitelist to ensure only those files can be sent to each client

include/TResourceManager.h

@@ -1,21 +1,22 @@
 #pragma once
 
 #include "Common.h"
+#include <optional>
+
+using ModMap = HashMap<std::string, size_t>;
 
 class TResourceManager {
 public:
     TResourceManager();
 
-    [[nodiscard]] size_t MaxModSize() const { return mMaxModSize; }
-    [[nodiscard]] std::string FileList() const { return mFileList; }
-    [[nodiscard]] std::string TrimmedList() const { return mTrimmedList; }
-    [[nodiscard]] std::string FileSizes() const { return mFileSizes; }
-    [[nodiscard]] int ModsLoaded() const { return mModsLoaded; }
+    [[nodiscard]] size_t TotalModsSize() const { return mTotalModSize; }
+    [[nodiscard]] ModMap FileMap() const { return mMods; }
+    [[nodiscard]] static std::string FormatForBackend(const ModMap& mods);
+    [[nodiscard]] static std::string FormatForClient(const ModMap& mods);
+    [[nodiscard]] static std::optional<std::string> IsModValid(std::string& pathString, const ModMap& mods);
+    [[nodiscard]] int LoadedModCount() const { return mMods.size(); }
 
 private:
-    size_t mMaxModSize = 0;
-    std::string mFileSizes;
-    std::string mFileList;
-    std::string mTrimmedList;
-    int mModsLoaded = 0;
+    size_t mTotalModSize = 0; // size of all mods
+    ModMap mMods; // map of mod names
 };