#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#define ROWS 8
#define COLUMNS 8
#define PIECES 16
char nameofpiece;
char domain[ROWS][COLUMNS];
int occupied[ROWS][COLUMNS];
char killed1[PIECES];
char killed2[PIECES];
int number_killed1=0;
int number_killed2=0;
int turn=1;
int winner=0,draw=0;
char letter[8]={'A','B','C','D','E','F','G','H'};
int number[8]={1,2,3,4,5,6,7,8};
void set_game(void);
void print_board(void);
void blackandwhite(int i,int j);
void movement(void);
void move_piece (char a,int i1, int j1,int i2,int j2);


typedef struct {
int domain1[ROWS][COLUMNS];
int domain2[ROWS][COLUMNS];
char eaten[PIECES*2];}steps;

void save_step(void);

int main()
{
set_game();
do
{
    print_board();
    movement();
}while(winner==0 && draw==0);





    return 0;
}
void movement(void)
{

     char i1c,j1c,i2c,j2c,promotion;
    int i1,j1,i2,j2;
    AGAIN :
        printf("\n");
        printf("Enter player %d move : ",turn);
    scanf(" %1c%1c%1c%1c",&j1c,&i1c,&j2c,&i2c);
    switch(j1c)
    {
        case 'A' : j1=0; break;
        case 'B' : j1=1; break;
        case 'C' : j1=2; break;
        case 'D' : j1=3; break;
        case 'E' : j1=4; break;
        case 'F' : j1=5; break;
        case 'G' : j1=6; break;
        case 'H' : j1=7; break;
        default : printf("Column intial is wrong! \nplease re-enter your move");
        goto AGAIN; break;
    }
    switch(j2c)
    {
        case 'A' : j2=0; break;
        case 'B' : j2=1; break;
        case 'C' : j2=2; break;
        case 'D' : j2=3; break;
        case 'E' : j2=4; break;
        case 'F' : j2=5; break;
        case 'G' : j2=6; break;
        case 'H' : j2=7; break;
        default : printf("Column final is wrong! \nplease re-enter your move");
        goto AGAIN; break;
    }
    switch(i1c)
    {
        case '8' : i1=0; break;
        case '7' : i1=1; break;
        case '6' : i1=2; break;
        case '5' : i1=3; break;
        case '4' : i1=4; break;
        case '3' : i1=5; break;
        case '2' : i1=6; break;
        case '1' : i1=7; break;
        default : printf("row initial is wrong! \nplease re-enter your move");
        goto AGAIN; break;
        }
    switch(i2c)
    {
        case '8' : i2=0; break;
        case '7' : i2=1; break;
        case '6' : i2=2; break;
        case '5' : i2=3; break;
        case '4' : i2=4; break;
        case '3' : i2=5; break;
        case '2' : i2=6; break;
        case '1' : i2=7; break;
        default : printf("row final is wrong! \nplease re-enter your move");
        goto AGAIN; break;
        }

    if(occupied[i1][j1]==0)
    {
        printf("nothing to move from the initial position.\nplease re-enter your move.");
        goto AGAIN;
    }
    else
    {
        if (turn==1)
        {
            if(islower(domain[i1][j1]))
                goto CONT;
            else
            {
                printf("You can't move the other player's piece.\nplease re-enter your move");
                goto AGAIN;
            }
        }
        if (turn==2)
        {
            if(isupper(domain[i1][j1]))
                goto CONT;
            else
            {
                printf("You can't move the other player's piece.\n please re-enter your move");
                goto AGAIN;
            }
        }
    }
    move_piece(domain[i1][j1],i1,j2,turn);
    CONT :


if(turn==1)
    turn=2;
else
    turn=1;
}
void set_game(void)
{
    /*filling the 1st , 2nd , 7th and 8th rows*/
    int i,j;
    for(i=0; i<2; i++)
    {
        for(j=0;j<COLUMNS;j++)
        {
            occupied[i][j]=1;
        }
    }
    for(i=6; i<8; i++)
    {
        for(j=0;j<COLUMNS;j++)
        {
            occupied[i][j]=1;
        }
    }

    /* setting pawns on board*/

    for(j=0; j<COLUMNS; j++)
    {
        domain[1][j]='p';
        domain[6][j]='P';
    }
    /*eltabya*/
    domain[0][0]=domain[0][7]='r';
    domain[7][0]=domain[7][7]='R';
    /*el7osan*/
    domain[0][1]=domain[0][6]='n';
    domain[7][1]=domain[7][6]='N';
    /*elephant*/https://pastebin.com/C1WetAUi
    domain[0][2]=domain[0][5]='b';
    domain[7][2]=domain[7][5]='B';
    /*Queen*/
    domain[0][3]='q';
    domain[7][3]='Q';
    /*king*/
    domain[0][4]='k';
    domain[7][4]='K';
    for(i=2; i<6;i++)
    {
        for(j=0;j<COLUMNS;j++)
        {
            occupied[i][j]=0;
            if((i+j)%2==0)
            {
                domain[i][j]='.';
            }else{
                domain[i][j]='-';
            }
        }
    }







}
void print_board(void)
{
int i,j,k,c;
c=0;
int n=33;
printf("       ");
for(k=0; k<8;k++)
    printf("   %c",letter[k]);
    printf("\n");
printf("        ");
for(k=0; k<n;k++){
    printf("-");
    if(k==n-1)
        printf("\n");
}
for(i=0;i<ROWS;i++)
{
    for(j=0; j<COLUMNS;j++)
    {
        if(j==0)
        {
                            printf("    %d   | %c |",number[7-i],domain[i][j]);

        }
        else if (j==7)
        {
            printf(" %c |  %d",domain[i][j],number[7-i]);
        }
        else
        {
            printf(" %c |",domain[i][j]);
        }
         if(j==7 && i==4)
            printf("            Killed Player 1 : ");
            while(c<number_killed1)
            {
                printf("%c,",killed1[c]);
                c++;
                if(c==8)
                    printf("\n");
            }
            c=0;
         if(j==7 && i==5)
            printf("            Killed Player 2 :");
                   while(c<number_killed2)
            {
                printf("%c,",killed2[c]);
                c++;
                if(c==8)
                    printf("\n");
            }
        if(j==COLUMNS-1)
        {


            printf("\n");
            printf("        ");
            for(k=0; k<n;k++){
            printf("-");
            if(k==n-1)
            printf("\n");
            }

        }



    }
}
printf("       ");

for(k=0; k<8;k++)
            printf("   %c",letter[k]);



}
void blackandwhite(int i,int j)
{

            if(occupied[i][j]==0)
            {
                if((i+j)%2==0)
                    domain[i][j]='-';
                else
                    domain[i][j]='.';
            }


}
void move_piece(char a,int i1 , int j1,int i2, int j2,int turn){
    if(turn==0){
    if(a=='p'){
        if(i1==1){
                if(i2-i1==1||i2-i1=2&&j1==j2&& occupied[i2][j2]){
                    domain[i2][j2]=domain[i1][j1];
                    occupied[i1][j1]=0;
                    occupied[i2][j2]=1;
                }
                else{
                    goto
                }

        }
    }


    }
}