chore: refactor IW4 asset loaders

src/ObjLoading/Game/IW4/StringTable/LoaderStringTableIW4.cpp

@@ -0,0 +1,47 @@
+#include "LoaderStringTableIW4.h"
+
+#include "Csv/CsvStream.h"
+#include "Game/IW4/CommonIW4.h"
+#include "Game/IW4/IW4.h"
+#include "StringTable/StringTableLoader.h"
+
+using namespace IW4;
+
+namespace
+{
+    class LoaderStringTable final : public AssetCreator<AssetStringTable>
+    {
+    public:
+        LoaderStringTable(MemoryManager& memory, ISearchPath& searchPath)
+            : m_memory(memory),
+              m_search_path(searchPath)
+        {
+        }
+
+        AssetCreationResult CreateAsset(const std::string& assetName, AssetCreationContext& context) override
+        {
+            const auto file = m_search_path.Open(assetName);
+            if (!file.IsOpen())
+                return AssetCreationResult::NoAction();
+
+            string_table::StringTableLoaderV2<StringTable, Common::StringTable_HashString> loader;
+            auto* stringTable = loader.LoadFromStream(assetName, m_memory, *file.m_stream);
+            if (!stringTable)
+                return AssetCreationResult::Failure();
+
+            return AssetCreationResult::Success(context.AddAsset<AssetStringTable>(assetName, stringTable));
+        }
+
+    private:
+        MemoryManager& m_memory;
+        ISearchPath& m_search_path;
+    };
+} // namespace
+
+namespace IW4
+{
+    std::unique_ptr<AssetCreator<AssetStringTable>> CreateStringTableLoader(MemoryManager& memory, ISearchPath& searchPath)
+    {
+        return std::make_unique<LoaderStringTable>(memory, searchPath);
+    }
+} // namespace IW4

src/ObjLoading/Game/IW4/StringTable/LoaderStringTableIW4.h

@@ -0,0 +1,13 @@
+#pragma once
+
+#include "Asset/IAssetCreator.h"
+#include "Game/IW4/IW4.h"
+#include "SearchPath/ISearchPath.h"
+#include "Utils/MemoryManager.h"
+
+#include <memory>
+
+namespace IW4
+{
+    std::unique_ptr<AssetCreator<AssetStringTable>> CreateStringTableLoader(MemoryManager& memory, ISearchPath& searchPath);
+} // namespace IW4