chore: fix loading and writing code for IW5

src/ObjLoading/Game/IW5/Material/LoaderMaterialIW5.cpp

@@ -0,0 +1,70 @@
+#include "LoaderMaterialIW5.h"
+
+#include "Game/IW5/IW5.h"
+#include "JsonMaterialLoader.h"
+
+#include <algorithm>
+#include <cstring>
+#include <format>
+#include <iostream>
+
+using namespace IW5;
+
+namespace
+{
+    class MaterialLoader final : public AssetCreator<AssetMaterial>
+    {
+    public:
+        MaterialLoader(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(GetFileNameForAsset(assetName));
+            if (!file.IsOpen())
+                return AssetCreationResult::NoAction();
+
+            auto* material = m_memory.Alloc<Material>();
+            material->info.name = m_memory.Dup(assetName.c_str());
+
+            AssetRegistration<AssetMaterial> registration(assetName, material);
+            if (!LoadMaterialAsJson(*file.m_stream, *material, m_memory, context, registration))
+            {
+                std::cerr << std::format("Failed to load material \"{}\"\n", assetName);
+                return AssetCreationResult::Failure();
+            }
+
+            return AssetCreationResult::Success(context.AddAsset(std::move(registration)));
+        }
+
+    private:
+        std::string GetFileNameForAsset(const std::string& assetName)
+        {
+            std::string sanitizedFileName(assetName);
+            if (sanitizedFileName[0] == '*')
+            {
+                std::ranges::replace(sanitizedFileName, '*', '_');
+                const auto parenthesisPos = sanitizedFileName.find('(');
+                if (parenthesisPos != std::string::npos)
+                    sanitizedFileName.erase(parenthesisPos);
+                sanitizedFileName = std::format("generated/{}", sanitizedFileName);
+            }
+
+            return std::format("materials/{}.json", sanitizedFileName);
+        }
+
+        MemoryManager& m_memory;
+        ISearchPath& m_search_path;
+    };
+} // namespace
+
+namespace IW5
+{
+    std::unique_ptr<AssetCreator<AssetMaterial>> CreateMaterialLoader(MemoryManager& memory, ISearchPath& searchPath)
+    {
+        return std::make_unique<MaterialLoader>(memory, searchPath);
+    }
+} // namespace IW5