fix DeckManager::SaveDeck (#2775)

gframe/deck_manager.cpp

@@ -311,7 +311,7 @@ bool DeckManager::LoadCurrentDeck(int category_index, const wchar_t* category_na
 		mainGame->deckBuilder.RefreshPackListScroll();
 	return res;
 }
-bool DeckManager::SaveDeck(Deck& deck, const wchar_t* file) {
+bool DeckManager::SaveDeck(const Deck& deck, const wchar_t* file) {
 	if(!FileSystem::IsDirExists(L"./deck") && !FileSystem::MakeDir(L"./deck"))
 		return false;
 	FILE* fp = OpenDeckFile(file, "w");
@@ -319,13 +319,13 @@ bool DeckManager::SaveDeck(Deck& deck, const wchar_t* file) {
 		return false;
 	std::fprintf(fp, "#created by ...\n#main\n");
 	for(size_t i = 0; i < deck.main.size(); ++i)
-		std::fprintf(fp, "%d\n", deck.main[i]->first);
+		std::fprintf(fp, "%u\n", deck.main[i]->first);
 	std::fprintf(fp, "#extra\n");
 	for(size_t i = 0; i < deck.extra.size(); ++i)
-		std::fprintf(fp, "%d\n", deck.extra[i]->first);
+		std::fprintf(fp, "%u\n", deck.extra[i]->first);
 	std::fprintf(fp, "!side\n");
 	for(size_t i = 0; i < deck.side.size(); ++i)
-		std::fprintf(fp, "%d\n", deck.side[i]->first);
+		std::fprintf(fp, "%u\n", deck.side[i]->first);
 	std::fclose(fp);
 	return true;
 }

gframe/deck_manager.h

@@ -58,7 +58,7 @@ public:
 	static void GetDeckFile(wchar_t* ret, int category_index, const wchar_t* category_name, const wchar_t* deckname);
 	static FILE* OpenDeckFile(const wchar_t* file, const char* mode);
 	static irr::io::IReadFile* OpenDeckReader(const wchar_t* file);
-	static bool SaveDeck(Deck& deck, const wchar_t* file);
+	static bool SaveDeck(const Deck& deck, const wchar_t* file);
 	static bool DeleteDeck(const wchar_t* file);
 	static bool CreateCategory(const wchar_t* name);
 	static bool RenameCategory(const wchar_t* oldname, const wchar_t* newname);