Add save location in userdir/password_manager

Password_manager/include/win.h

@@ -1,4 +1,6 @@
 #pragma once
+#include <optional>
 
 bool put_data_on_clipboard(const char* text);
 std::string get_user_password();
+std::optional<std::string> get_save_path();

Password_manager/source/main.cpp

@@ -87,12 +87,21 @@ int main()
 
 int main(int argc, char** argv)
 {
+
+	std::optional<std::string> path = get_save_path();
+
+	if (!path.has_value())
+	{
+		printf_s("Error opening save location\n");
+		return 0;
+	}
+
 	char* label = nullptr;
 	Arg args = get_args(argc, argv, &label);
 	if (args == Arg::Error) return 1;
 
 	Buffer encrypted_buffer;
-	if (!encrypted_buffer.load_from_file("passwords.bin"))
+	if (!encrypted_buffer.load_from_file(path.value()))
 		if (!(args == Arg::Generate || args == Arg::Input)) {
 			printf_s("No passwords, try generating password\n");
 			return 1;

Password_manager/source/win.cpp

@@ -1,6 +1,7 @@
 #include <Windows.h>
 #include <iostream>
 #include <string>
+#include <shlobj.h>
 #include "win.h"
 #include "func.h"
 
@@ -67,3 +68,42 @@ std::string get_user_password()
 
 	return ipt;
 }
+
+std::optional<std::string> get_save_path()
+{
+	PWSTR path = nullptr;
+
+	// Get the user's documents directory
+	HRESULT result = SHGetKnownFolderPath(FOLDERID_Profile, 0, nullptr, &path);
+
+	if (!SUCCEEDED(result)) {
+		CoTaskMemFree(path); // Free the allocated memory
+		return{};
+	}
+
+	std::wstring userDirectory(path);
+	CoTaskMemFree(path); // Free the allocated memory
+
+	userDirectory.append(L"\\password_manager");
+
+	DWORD attrib = GetFileAttributes(userDirectory.c_str());
+
+	//check if it exists
+	if(!(attrib != INVALID_FILE_ATTRIBUTES && (attrib & FILE_ATTRIBUTE_DIRECTORY)))
+	{
+		if (!CreateDirectory(userDirectory.c_str(), nullptr)) return {};
+	}
+	
+
+	userDirectory.append(L"\\passwords.bin");
+
+	int size = WideCharToMultiByte(CP_UTF8, 0, userDirectory.c_str(), -1, nullptr, 0, nullptr, nullptr);
+	if (size > 0) {
+		std::string str(size, 0);
+		WideCharToMultiByte(CP_UTF8, 0, userDirectory.c_str(), -1, &str[0], size, nullptr, nullptr);
+
+		return str;
+	}
+
+	return {};
+}