1 files changed, 56 insertions, 0 deletions
diff --git a/src/port/GameExtractor.cpp b/src/port/GameExtractor.cpp
new file mode 100644
index 000000000..4a222c681
--- /dev/null
+++ b/src/port/GameExtractor.cpp
@@ -0,0 +1,56 @@
+#include "GameExtractor.h"
+#include <unordered_map>
+
+#include <fstream>
+
+#include "Context.h"
+#include "spdlog/spdlog.h"
+#include "portable-file-dialogs.h"
+#include <port/Engine.h>
+
+std::unordered_map<std::string, std::string> mGameList = {
+    { "579c48e211ae952530ffc8738709f078d5dd215e", "Mario Kart 64 (US)" },
+};
+
+bool GameExtractor::SelectGameFromUI() {
+#if !defined(__IOS__) || !defined(__ANDROID__) || !defined(__SWITCH__)
+    auto selection = pfd::open_file("Select a file", ".", { "N64 Roms", "*.z64" }).result();
+
+    if (selection.empty()) {
+        return false;
+    }
+
+    this->mGamePath = selection[0];
+#else
+    this->mGamePath = Ship::Context::GetPathRelativeToAppDirectory("baserom.us.z64");
+#endif
+
+    std::ifstream file(this->mGamePath, std::ios::binary);
+    this->mGameData = std::vector<uint8_t>( std::istreambuf_iterator( file ), {} );
+    file.close();
+    return true;
+}
+
+std::optional<std::string> GameExtractor::ValidateChecksum() const {
+    const auto rom = new N64::Cartridge(this->mGameData);
+    rom->Initialize();
+    auto hash = rom->GetHash();
+    
+    if (mGameList.find(hash) == mGameList.end()) {
+        return std::nullopt;
+    }
+
+    return mGameList[hash];
+}
+
+bool GameExtractor::GenerateOTR() const {
+    Companion::Instance = new Companion(this->mGameData, ArchiveType::O2R, false);
+
+    try {
+        Companion::Instance->Init(ExportType::Binary);
+    } catch (const std::exception& e) {
+        return false;
+    }
+
+    return true;
+}