/*
===========================================================================
blockattack - Block Attack - Rise of the Blocks
Copyright (C) 2005-2012 Poul Sander

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 2 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/

Source information and contacts persons can be found at
http://blockattack.net
===========================================================================
*/

#include "highscore.h"

using namespace std;

#ifdef _WIN32

//Returns path to "my Documents" in windows:
string getMyDocumentsPath1() {
	TCHAR pszPath[MAX_PATH];
	//if (SUCCEEDED(SHGetSpecialFolderPath(nullptr, pszPath, CSIDL_PERSONAL, FALSE))) {
	if (SUCCEEDED(SHGetSpecialFolderPath(nullptr, pszPath, CSIDL_PERSONAL, FALSE))) {
		// pszPath is now the path that you want
		cout << "MyDocuments Located: " << pszPath << endl;
		string theResult= pszPath;
		return theResult;
	}
	else {
		cout << "Warning: My Documents not found!" << endl;
		string theResult ="";
		return theResult;
	}
}

#endif

Highscore::Highscore(int type) {
#if defined(__unix__)
	string home = getenv("HOME");
	string filename1 = home+"/.gamesaves/blockattack/endless.dat";
	string filename2 = home+"/.gamesaves/blockattack/timetrial.dat";
#elif defined(_WIN32)
	string home = getMyDocumentsPath1();
	string filename1, filename2;
	if (&home!=nullptr) {
		filename1 = home+"/My Games/blockattack/endless.dat";
		filename2 = home+"/My Games/blockattack/timetrial.dat";
	}
	else {
		filename1 = "endless.dat";
		filename2 = "timetrial.dat";
	}
#else
	string filename1 = "endless.dat";
	string filename2 = "timetrial.dat";
#endif
	ourType = type;
	if (type == 1) {
		filename = filename1;
	}
	if (type == 2) {
		filename = filename2;
	}
	ifstream scorefile(filename.c_str(), ios::binary);
	if (scorefile) {
		for (int i = 0; i<top; i++) {
			scorefile.read(tabel[i].name,30*sizeof(char));
			scorefile.read(reinterpret_cast<char*>(&tabel[i].score), sizeof(int));
		}
	}
	else {
		for (int i = 0; i<top; i++) {
			strcpy(tabel[i].name,"Poul Sander                  \0");
			tabel[i].score = 2000 - i*100;
		}
	}
	scorefile.close();
	writeFile();
}

void Highscore::writeFile() {
#if defined(__unix__)
	string home = getenv("HOME");
	string filename1 = home+"/.gamesaves/blockattack/endless.dat";
	string filename2 = home+"/.gamesaves/blockattack/timetrial.dat";
#elif defined(_WIN32)
	string home = getMyDocumentsPath1();
	string filename1, filename2;
	if (&home!=nullptr) {
		filename1 = home+"/My Games/blockattack/endless.dat";
		filename2 = home+"/My Games/blockattack/timetrial.dat";
	}
	else {
		filename1 = "endless.dat";
		filename2 = "timetrial.dat";
	}
#else
	string filename1 = "endless.dat";
	string filename2 = "timetrial.dat";
#endif
	if (ourType == 1) {
		filename = filename1;
	}
	if (ourType == 2) {
		filename = filename2;
	}

	ofstream outfile;
	outfile.open(Highscore::filename.c_str(), ios::binary |ios::trunc);
	if (!outfile) {
		cout << "Error writing to file: " << filename << endl;
		exit(1);
	}
	for (int i = 0; i<top; i++) {
		outfile.write(tabel[i].name,30*sizeof(char));
		outfile.write(reinterpret_cast<char*>(&tabel[i].score),sizeof(int));
	}
	outfile.close();
}

bool Highscore::isHighScore(int newScore) {
	if (newScore>tabel[top-1].score) {
		return true;
	}
	else {
		return false;
	}
}

void Highscore::addScore(const string& newName, int newScore) {
	int ranking = top-1;
	while ( (ranking != 0) && (tabel[ranking-1].score<newScore)) {
		ranking--;
	}
	for (int i=top-1; i>ranking; i--) {
		tabel[i].score = tabel[i-1].score;
		strcpy(tabel[i].name,tabel[i-1].name);
	}
	tabel[ranking].score = newScore;
	snprintf(tabel[ranking].name, sizeof(tabel[ranking].name), "%s", newName.c_str());
	Highscore::writeFile();
}

int Highscore::getScoreNumber(int room) {
	return tabel[room].score;
}

char* Highscore::getScoreName(int room) {
	return &tabel[room].name[0];
}