blame: source/code/puzzlehandler.cpp

/*

===========================================================================

blockattack - Block Attack - Rise of the Blocks

Copyright (C) 2005-2015 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 "puzzlehandler.hpp"

#include <vector>

#include <fstream>

#include <iostream>

#include "stats.h"

#include <physfs.h>         //Abstract file system. To use containers

#include "physfs_stream.hpp" //To use C++ style file streams

using namespace std;

static const int maxNrOfPuzzleStages = 50; //Maximum number of puzzle stages

static std::string puzzleSavePath;

static std::string puzzleName;              //The filename of

static std::vector<bool> puzzleCleared(maxNrOfPuzzleStages); //vector that tells if puzzle cleared

static std::vector<int> nrOfMovesAllowed(maxNrOfPuzzleStages);  //Moves to clear

static int puzzleLevels[maxNrOfPuzzleStages][6][12]; //Contains board layout;

static int nrOfPuzzles;    //How many are there actually?

int PuzzleNumberOfMovesAllowed(int level) {

	return nrOfMovesAllowed.at(level);

}

int PuzzleGetBrick(int level, int x, int y) {

	return puzzleLevels[level][x][y];

}

int PuzzleGetNumberOfPuzzles() {

	return nrOfPuzzles;

}

bool PuzzleIsCleared(int level) {

	return puzzleCleared.at(level);

}

const std::string& PuzzleGetName() {

	return puzzleName;

}

void PuzzleSetName(const std::string& name) {

	puzzleName = name;

}

void PuzzleSetSavePath(const std::string& filepath) {

	puzzleSavePath = filepath;

}

void PuzzleSetClear(int Level) {

	if (puzzleCleared[Level]==false) {

		Stats::getInstance()->addOne("puzzlesSolved");

	}

	puzzleCleared[Level] = true;

	std::ofstream outfile;

	outfile.open(puzzleSavePath.c_str(), ios::binary |ios::trunc);

	if (!outfile) {

		std::cerr << "Error writing to file: " << puzzleSavePath << endl;

	}

	else {

		for (int i=0; i<nrOfPuzzles; i++) {

			bool tempBool = puzzleCleared[i];

			outfile.write(reinterpret_cast<char*>(&tempBool), sizeof(bool));

		}

		outfile.close();

	}

}

/*Loads all the puzzle levels*/

int LoadPuzzleStages( ) {

	if (!PHYSFS_exists(((std::string)("puzzles/"+puzzleName)).c_str())) {

		std::cerr << "Warning: File not in blockattack.data: " << ("puzzles/"+puzzleName) << endl;

		return -1; //file doesn't exist

	}

	PhysFS::ifstream inFile(((std::string)("puzzles/"+puzzleName)).c_str());

	inFile >> nrOfPuzzles;

	if (nrOfPuzzles>maxNrOfPuzzleStages) {

		nrOfPuzzles=maxNrOfPuzzleStages;

	}

	for (int k=0; (k<nrOfPuzzles) /*&&(!inFile.eof())*/ ; k++) {

		inFile >> nrOfMovesAllowed[k];

		for (int i=11; i>=0; i--)

			for (int j=0; j<6; j++) {

				inFile >> puzzleLevels[k][j][i];

			}

	}

	bool tempBool;

	std::ifstream puzzleFile(puzzleSavePath.c_str(), std::ios::binary);

	if (puzzleFile) {

		for (int i=0; (i<nrOfPuzzles)&&(!puzzleFile.eof()); i++) {

			puzzleFile.read(reinterpret_cast<char*>(&tempBool),sizeof(bool));

			puzzleCleared[i] = tempBool;

		}

		puzzleFile.close();

	}

	else {

		tempBool = false;

		for (int i=0; i<nrOfPuzzles; i++) {

			puzzleCleared[i] = tempBool;

		}

	}

	return 0;

}