1 files changed, 69 insertions, 0 deletions
diff --git a/core/src/Utils/I18n.hpp b/core/src/Utils/I18n.hpp
new file mode 100644
index 0000000..6b72d29
--- /dev/null
+++ b/core/src/Utils/I18n.hpp
@@ -0,0 +1,69 @@
+#pragma once
+
+#include "Utils/Sigslot.hpp"
+#include "Utils/fwd.hpp"
+
+#include <cstddef>
+#include <optional>
+#include <span>
+#include <string>
+#include <string_view>
+#include <variant>
+#include <vector>
+
+class I18n {
+public:
+	static void Init();
+	static void Shutdown();
+
+	static Signal<> reloadSignal;
+	static void ReloadLocales();
+
+	static std::string_view GetLanguage();
+	static bool SetLanguage(std::string_view lang);
+
+	static std::optional<std::string_view> Lookup(std::string_view key);
+	static std::string_view LookupUnwrap(std::string_view key);
+	static std::string_view LookupLanguage(std::string_view lang);
+};
+
+struct StringArgument {
+	std::string Value;
+};
+
+struct IntArgument {
+	int Value;
+};
+
+struct FloatArgument {
+	double Value;
+};
+
+class BasicTranslation {
+private:
+	std::string_view mContent;
+
+public:
+	BasicTranslation(std::string_view key);
+	std::string_view Get() const;
+};
+
+class FormattedTranslation {
+public:
+	using Element = std::variant<std::string, int>;
+	using Argument = std::string;
+
+private:
+	std::vector<Element> mParsedElements;
+	size_t mNumArguments;
+	size_t mMinimumResultLen;
+
+public:
+	FormattedTranslation(std::string_view key);
+	std::string Format(std::span<Argument> args);
+};
+
+class NumericTranslation {
+public:
+	// TODO
+};