[nostalgia] Split part of Core out into Foundation, add module system

src/nostalgia/core/context.hpp

@@ -1,13 +1,15 @@
 /*
- * Copyright 2016 - 2022 Gary Talent (gary@drinkingtea.net). All rights reserved.
+ * Copyright 2016 - 2023 Gary Talent (gary@drinkingtea.net). All rights reserved.
  */
 
 #pragma once
 
 #include <ox/fs/fs.hpp>
+#include <ox/model/desctypes.hpp>
 #include <ox/std/buffer.hpp>
 
-#include "assetmanager.hpp"
+#include <nostalgia/foundation/context.hpp>
+
 #include "event.hpp"
 #include "input.hpp"
 
@@ -19,15 +21,14 @@ namespace nostalgia::core {
 
 class BaseClipboardObject {
 	public:
-		virtual ~BaseClipboardObject() = default;
+		virtual ~BaseClipboardObject() noexcept = default;
 
 		[[nodiscard]]
 		virtual ox::String typeId() const noexcept = 0;
 
 		[[nodiscard]]
 		constexpr auto typeMatch(auto name, auto version) const noexcept {
-			auto inId = ox::sfmt("{};{}", name, version);
-			return typeId() == inId;
+			return typeId() == ox::buildTypeId(name, version);
 		}
 };
 
@@ -35,7 +36,7 @@ template<typename T>
 class ClipboardObject: public BaseClipboardObject {
 	[[nodiscard]]
 	ox::String typeId() const noexcept final {
-		return ox::sfmt("{};{}", T::TypeName, T::TypeVersion);
+		return ox::buildTypeId(T::TypeName, T::TypeVersion);
 	}
 };
 
@@ -46,7 +47,7 @@ struct BgCbbData {
 };
 
 // User Input Output
-class Context {
+class Context: public foundation::Context {
 	friend constexpr void setApplicationData(Context *ctx, void *applicationData) noexcept;
 	template<typename T>
 	friend constexpr T *applicationData(Context *ctx) noexcept;
@@ -68,7 +69,7 @@ class Context {
 	                                                      const struct CompactTileSheet &tilesheetAddr) noexcept;
 	friend ox::Error run(Context *ctx) noexcept;
 	friend void shutdown(Context *ctx) noexcept;
-	friend ox::Result<ox::UniquePtr<Context>> init(ox::UniquePtr<ox::FileSystem> fs, ox::CRStringView appName) noexcept;
+	friend ox::Result<ox::UPtr<Context>> init(ox::UPtr<ox::FileSystem> fs, ox::CRStringView appName) noexcept;
 	friend ox::String getClipboardText(Context *ctx) noexcept;
 	friend uint64_t ticksMs(Context *ctx) noexcept;
 	friend uint8_t bgStatus(Context *ctx) noexcept;
@@ -93,17 +94,13 @@ class Context {
 	friend void hideSprite(Context *ctx, unsigned idx) noexcept;
 
 	public:
-		ox::UniquePtr<ox::FileSystem> rom;
 		ox::Vector<Drawer*, 5> drawers;
-		ox::StringView appName = "Nostalgia";
 
 #ifndef OX_BARE_METAL
-		AssetManager assetManager;
 		int uninterruptedRefreshes = 3;
-		ox::UniquePtr<BaseClipboardObject> clipboard;
+		ox::UPtr<BaseClipboardObject> clipboard;
 #else
 		bool running = true;
-		std::size_t preloadSectionOffset = 0;
 #endif
 	protected:
 #ifndef OX_BARE_METAL