/*!
* \file   main.cpp
* \authors Alain Casali, Marc Laporte
* \date december 8 2016
* \brief 	Terminal's color management
* 			beginning of the project titled "catch me if you can"
*/

#include <iostream>
#include <vector>

using namespace std;

//! 1st player's token
const char KTokenPlayer1 = 'X';
//! 2nd player's token
const char KTokenPlayer2 = 'O';
//! empty position token
const char KEmpty        = ' ';

//!alias to the reset color display
const string 	KReset    = "0";
//!alias to the black color
const string  	KBlack    = "30";
//!alias to the red color
const string  	KRed      = "31";
//!alias to the green color
const string  	KGreen    = "32";
//!alias to the yellow color
const string  	KYellow   = "33";
//!alias to the blue color
const string 	KBlue     = "34";
//!alias to the mangenta color
const string  	KMagenta  = "35";
//!alias to the cyan color
const string 	KCyan     = "36";

/*!
* \brief Clear the terminal
*/

void ClearScreen ()
{
cout << "\033[H\033[2J";
} //ClearScreen ()

/*!
* \brief Display color in the terminal
* \param[in] Col the color in which the next text will be displayed in
*/
void Color (const string & Col)
{
cout << "\033[" << Col <<"m";
} // Color()

/*!
* \brief alias to vector of char,
* represents a line of the matrix
*/
typedef vector <char> CVLine;

/*!
* \brief alias to the Matrix
*/
typedef vector <CVLine> CMatrix;

/*!
* \brief represent a pair (unsigned, unsigned) : a position in the matrix
* \brief 1st element is coordinate on the x-axis, 2nd element is the coordinate on the y-axis
*/
typedef pair <unsigned, unsigned> CPosition;

/*!
* \brief Initialization of the Matrix from scratch
* \param[out] Mat the matrix to be initialized
* \param[in] NbLine number of lines of the matrix Mat
* \param[in] NbColumn number of columns of the matrix Mat
* \param[out] PosPlayer1 position of the first player's token in Mat
* \param[out] PosPlayer2 position of the second player's token in Mat
*/
void InitMat (CMatrix & Mat, unsigned NbLine, unsigned NbColumn, CPosition & PosPlayer1, CPosition & PosPlayer2)
{
Mat.resize (NbLine);
const CVLine KLine (NbColumn, KEmpty);
for (CVLine &ALine : Mat)
ALine = KLine;

PosPlayer1.first = 0;
PosPlayer1.second = NbColumn - 1;
Mat [PosPlayer1.first][PosPlayer1.second] = KTokenPlayer1;
PosPlayer2.first = NbLine - 1;
PosPlayer2.second =0;
Mat [PosPlayer2.first][PosPlayer2.second]   = KTokenPlayer2;
}//InitMat ()

/*!
* \brief Display the matrix
* \param[in] Mat the matrix to be displayed
*/
void ShowMatrix (const CMatrix & Mat)
{
const unsigned KNbLine = Mat.size ();
const unsigned KNbCol  = Mat[0].size ();
cout << string (KNbCol + 2 , '-') << endl;
for (unsigned i (0); i < KNbLine; ++i)
{
cout << '|';
for (char c : Mat[i])
{

switch (c)
{
case KEmpty:
cout << c;
break;
case KTokenPlayer1:
Color (KBlue);
cout << c;
Color (KReset);
break;
case KTokenPlayer2:
Color (KRed);
cout << c;
Color (KReset);
break;

}
}
cout << '|' << endl;
}
cout << string (KNbCol + 2 , '-') << endl;
}// ShowMatrix ()

/*!
* \brief Move the current token according to the character in the 2nd parameter
* \param[in, out] Mat the matrix before and after the move
* \param[in] Move the key pressed by the user
* \param[in, out] Pos the player's position before and after the move
*/

void MoveToken (CMatrix & Mat, char Move, CPosition & Pos)
{
char car = Mat [Pos.first][Pos.second];
Mat [Pos.first][Pos.second] = KEmpty;
switch (Move)
{
case 'A':
-- Pos.first;
-- Pos.second;
break;
case 'Z':
--Pos.first;
break;
case 'E':
--Pos.first;
++Pos.second;
break;
case 'Q':
--Pos.second;
break;
case 'D':
++Pos.second;
break;
case 'W':
++Pos.first;
--Pos.second;
break;
case 'X':
++Pos.first;
break;
case 'C':
++Pos.first;
++Pos.second;
break;
}
Mat [Pos.first][Pos.second] = car;
} //MoveToken ()

/*!
* \brief New main programm
* \return 1 if draw 0 otheriwse
*/
int ppal (void)
{

const unsigned KSize (10);
unsigned PartyNum (1);
const unsigned KMaxPartyNum (KSize * KSize);
CMatrix Mat;

bool Player1Turn (true);
bool Victory (false);

CPosition PosPlayer1, PosPlayer2;

InitMat (Mat, KSize, KSize, PosPlayer1, PosPlayer2) ;

ShowMatrix (Mat);

while (PartyNum <= KMaxPartyNum && ! Victory)
{

cout << "tour numero : " << PartyNum << ", Joueur"
<< (Player1Turn ? '1' : '2') << ", entrez un déplacement : ";

char Move;
cin >> Move;

Move = toupper (Move);
MoveToken (Mat, Move, (Player1Turn ? PosPlayer1: PosPlayer2));
ClearScreen();
ShowMatrix (Mat);

//Victiry test
if (PosPlayer1 == PosPlayer2) Victory = true;

//Increase party's number
++PartyNum;

//Player changing
Player1Turn = !Player1Turn;
}//while (no victory)

if (!Victory)
{
Color (KMagenta);
cout << "Aucun vainqueur" << endl;
return 1;
}

Color (KGreen);
cout << "Félicitations Joueur" << (Player1Turn ? '2' : '1')
<< " vous avez gagné :)" << endl;
Color (KReset);
return 0;
} //ppal ()

/*!
* \brief main
* \return ppal () value
*/
int main ()
{
return ppal ();

}// main ()