Correct TypeID and TypeName

Bigfoot/Sources/Engine/Include/Engine/BigFile/Asset/Asset.hpp

@@ -11,6 +11,7 @@
 #include <Engine/EngineAssertHandler.hpp>
 
 #include <EASTL/vector.h>
+#include <rapidhash.h>
 
 namespace Bigfoot
 {
@@ -34,6 +35,8 @@ class FlatAssetWrapper
     FlatAssetWrapper()
     {
         m_asset.asset_header = eastl::make_unique<Flat::AssetHeaderT>();
+        m_asset.asset_header->type_id = TypeID();
+        m_asset.asset_header->type_name = TypeName();
     }
 
     FlatAssetWrapper(const eastl::span<const std::byte> p_flatBuffer)
@@ -46,7 +49,17 @@ class FlatAssetWrapper
                         verifier.VerifyBuffer<FLAT_ASSET>(),
                         "Flatbuffer verifier failed for FLAT_ASSET!");
 
-        flatbuffers::GetRoot<FLAT_ASSET>(p_flatBuffer.data())->UnPackTo(&m_asset);
+        const FLAT_ASSET* flatAsset = flatbuffers::GetRoot<FLAT_ASSET>(p_flatBuffer.data());
+        CRITICAL_ASSERT(EngineAssertHandler,
+                        flatAsset->asset_header()->type_id()->value() == TypeID() &&
+                            (std::strcmp(flatAsset->asset_header()->type_name()->c_str(), TypeName().data()) == 0),
+                        "Mismatch between flatbufer type and actual type! flatbuffer = {}/{}; expected = {}/{}",
+                        flatAsset->asset_header()->type_name()->c_str(),
+                        flatAsset->asset_header()->type_id()->value(),
+                        TypeName(),
+                        TypeID());
+
+        flatAsset->UnPackTo(&m_asset);
     }
 
     FlatAssetWrapper(const FlatAssetWrapper& p_assetWrapper) = delete;
@@ -83,6 +96,21 @@ class FlatAssetWrapper
         return m_asset;
     }
 
+    static AssetTypeID TypeID()
+    {
+        static eastl::string_view typeName = TypeName();
+        static AssetTypeID typeID = rapidhash(typeName.data(), typeName.size());
+
+        return typeID;
+    }
+
+    static eastl::string_view TypeName()
+    {
+        static eastl::string_view typeName {FLAT_ASSET::GetFullyQualifiedName()};
+
+        return typeName;
+    }
+
     FlatAssetWrapper& operator=(const FlatAssetWrapper p_assetWrapper) = delete;
     FlatAssetWrapper& operator=(FlatAssetWrapper&& p_assetWrapper) = delete;
 

Bigfoot/Tests/Engine/BigFile/BigFile.cpp

@@ -54,20 +54,23 @@ TEST_F(BigFileFixture, Lol)
         test.Asset().mana = 42;
 
         test.Asset().asset_header->name = "Instance";
-        test.Asset().asset_header->type_id = 1;
-        test.Asset().asset_header->type_name = "AssetA";
         test.Asset().asset_header->uuid = uuid;
         test.Asset().asset_header->version = 2;
 
         const eastl::vector<std::byte> flatbuffer = test.Pack();
 
+        EXPECT_STREQ(FlatAssetWrapper<Flat::AssetA>::TypeName().data(), "Bigfoot.Flat.AssetA");
+        EXPECT_EQ(FlatAssetWrapper<Flat::AssetA>::TypeID(),
+                  rapidhash(FlatAssetWrapper<Flat::AssetA>::TypeName().data(),
+                            FlatAssetWrapper<Flat::AssetA>::TypeName().size()));
+
         FlatAssetWrapper<Flat::AssetA> test2 {flatbuffer};
         EXPECT_EQ(test2.Asset().health, 100);
         EXPECT_EQ(test2.Asset().mana, 42);
 
         EXPECT_STREQ(test2.Asset().asset_header->name.c_str(), "Instance");
-        EXPECT_EQ(test2.Asset().asset_header->type_id, 1);
+        EXPECT_EQ(test2.Asset().asset_header->type_id, FlatAssetWrapper<Flat::AssetA>::TypeID());
-        EXPECT_STREQ(test2.Asset().asset_header->type_name.c_str(), "AssetA");
+        EXPECT_STREQ(test2.Asset().asset_header->type_name.c_str(), FlatAssetWrapper<Flat::AssetA>::TypeName().data());
         EXPECT_EQ(test2.Asset().asset_header->uuid, uuid);
         EXPECT_EQ(test2.Asset().asset_header->version, 2);
     }