/*
 * BreakHack - A dungeone crawler RPG
 * Copyright (C) 2018  Linus Probert <linus.probert@gmail.com>
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */

#include <iostream>
#include "CSteamLeaderboard.h"

CSteamLeaderboard::CSteamLeaderboard() : m_hCurrentLeaderboard(0)
{
	// Nothing yet
}

void
CSteamLeaderboard::SetCurrent(SteamLeaderboard_t hCurrentLeaderboard)
{
	m_hCurrentLeaderboard = hCurrentLeaderboard;
}

void
CSteamLeaderboard::FindLeaderboard(const char *pchLeaderboardName )
{
	SteamAPICall_t hSteamAPICall = SteamUserStats()->FindLeaderboard(pchLeaderboardName);
	m_callResultFindLeaderboard.Set(hSteamAPICall,
									this,
									&CSteamLeaderboard::OnFindLeaderboard);
}

bool
CSteamLeaderboard::UploadScore(int score, const int *details, int nDetails)
{
	if (!m_hCurrentLeaderboard)
		return false;

	SteamAPICall_t hSteamAPICall = SteamUserStats()->UploadLeaderboardScore(m_hCurrentLeaderboard,
																			k_ELeaderboardUploadScoreMethodKeepBest,
																			score,
																			details,
																			nDetails);
	m_callResultUploadScore.Set(hSteamAPICall, this, &CSteamLeaderboard::OnUploadScore);
	return true;
}

bool
CSteamLeaderboard::DownloadScores()
{
	if (!m_hCurrentLeaderboard) return false;
	SteamAPICall_t hSteamAPICall = SteamUserStats()->DownloadLeaderboardEntries( m_hCurrentLeaderboard,
																				 k_ELeaderboardDataRequestGlobalAroundUser,
																				 -4,
																				 5);

	m_callResultDownloadScores.Set(hSteamAPICall, this, &CSteamLeaderboard::OnDownloadScores);
	return true;
}

void
CSteamLeaderboard::OnFindLeaderboard(LeaderboardFindResult_t *pCallback, bool bIOFailiure)
{
	if (!pCallback->m_bLeaderboardFound || bIOFailiure) {
		std::cerr << "Leaderboard could not be found" << std::endl;
		return;
	}
	m_hCurrentLeaderboard = pCallback->m_hSteamLeaderboard;
}

void
CSteamLeaderboard::OnUploadScore(LeaderboardScoreUploaded_t *pCallback, bool bIOFailiure)
{
	if (!pCallback->m_bSuccess || bIOFailiure)
		std::cerr << "Score could not be uploaded" << std::endl;
}

void
CSteamLeaderboard::OnDownloadScores(LeaderboardScoresDownloaded_t *pCallback, bool bIOFailiure)
{
	if (!bIOFailiure) {
		m_nLeaderboardEntries = std::min(pCallback->m_cEntryCount, 10);
		for (int index = 0; index < m_nLeaderboardEntries; index++) {
			SteamUserStats()->GetDownloadedLeaderboardEntry( pCallback->m_hSteamLeaderboardEntries,
															 index,
															 &m_leaderboardEntries[index],
															 NULL,
															 0);
		}
	}
}