2 files changed, 84 insertions, 0 deletions
diff --git a/core/src/Utils/StandardDirectories.cpp b/core/src/Utils/StandardDirectories.cpp
new file mode 100644
index 0000000..7defc5d
--- /dev/null
+++ b/core/src/Utils/StandardDirectories.cpp
@@ -0,0 +1,74 @@
+#include "StandardDirectories.hpp"
+
+#include <filesystem>
+#include <stdexcept>
+
+namespace fs = std::filesystem;
+
+#if PLATFORM_WIN32
+// https://stackoverflow.com/questions/54499256/how-to-find-the-saved-games-folder-programmatically-in-c-c
+#	include <ShlObj_core.h>
+#	include <objbase.h>
+#	pragma comment(lib, "shell32.lib")
+#	pragma comment(lib, "ole32.lib")
+
+static fs::path GetAppDataRoaming() {
+	PWSTR path = nullptr;
+	HRESULT hr = SHGetKnownFolderPath(FOLDERID_RoamingAppData, KF_FLAG_CREATE, nullptr, &path);
+	if (SUCCEEDED(hr)) {
+		auto dataDir = fs::path(path);
+		CoTaskMemFree(path);
+
+		fs::create_directories(dataDir);
+		return dataDir;
+	} else {
+		fs::path dataDir("~/AppData/Roaming");
+		fs::create_directories(dataDir);
+		return dataDir;
+	}
+}
+
+#elif PLATFORM_MACOS
+// TODO
+#elif PLATFORM_LINUX
+#	include <cstdlib>
+
+static fs::path GetEnvVar(const char* name, const char* backup) {
+	if (const char* path = std::getenv(name)) {
+		fs::path dataDir(path);
+		fs::create_directories(dataDir);
+		return dataDir;
+	} else {
+		fs::path dataDir(backup);
+		fs::create_directories(dataDir);
+		return dataDir;
+	}
+}
+
+#endif
+
+const std::filesystem::path& StandardDirectories::UserData() {
+	static auto userDataDir = []() -> fs::path {
+#if PLATFORM_WIN32
+		return GetAppDataRoaming();
+#elif PLATFORM_MACOS
+	// TODO where?
+#elif PLATFORM_LINUX
+		return GetEnvVar("XDG_DATA_HOME", "~/.local/share");
+#endif
+	}();
+	return userDataDir;
+}
+
+const std::filesystem::path& StandardDirectories::UserConfig() {
+	static auto userConfigDir = []() -> fs::path {
+#if PLATFORM_WIN32
+		return GetAppDataRoaming();
+#elif PLATFORM_MACOS
+	// TODO where?
+#elif PLATFORM_LINUX
+		return GetEnvVar("XDG_CONFIG_HOME", "~/.config");
+#endif
+	}();
+	return userConfigDir;
+}
diff --git a/core/src/Utils/StandardDirectories.hpp b/core/src/Utils/StandardDirectories.hpp
new file mode 100644
index 0000000..4f7e5e2
--- /dev/null
+++ b/core/src/Utils/StandardDirectories.hpp
@@ -0,0 +1,10 @@
+#pragma once
+
+#include <filesystem>
+
+namespace StandardDirectories {
+
+const std::filesystem::path& UserData();
+const std::filesystem::path& UserConfig();
+
+} // namespace StandardDirectories