#include <stdio.h>
#include <stdlib.h>
#include <time.h>
#define TAM 3

typedef struct piece
{
    int up;
    int down;

    struct piece *next;
}Piece;

typedef struct player
{
    Piece *hand;

    struct player *next;
}Player;

Player *start()
{
    Player *player = (Player*) malloc(sizeof(Player));
    player->hand = (Piece*) malloc(TAM*sizeof(Piece));

    int i;
    for(i = 0; i<TAM; i++)
    {
        srand( rand() );
        player->hand[i].up = rand() % 7;
        srand( rand() );
        player->hand[i].down = rand() % 7;

    }

    return player;
}

int starting_value(Player player)
{
    int i, cont = 0;
    for(i = 0; i<TAM; i++)
    {
        cont += player.hand[i].up + player.hand[i].down;
    }

    return cont;
}

void print_pieces(Piece *hand)
{
    int i;
    printf("Your pieces:\n");
    for(i = 0; i<TAM; i++)
    {
        printf("%d ",hand[i].up);
    }
    printf("\n- - -\n");
    for(i = 0; i<TAM; i++)
    {
        printf("%d ",hand[i].down);
    }
    printf("\n\n");
}

int main()
{
    int one_max, two_max, cont = TAM*2, left = -1, right = -1, selected_piece, selected_direction;
    srand ( time(NULL) );

    Player *player_one = start(), *player_two = start(), *current_player;

    player_one->next = player_two;
    player_two->next = player_one;

    //print_pieces(player_one->hand);
    //print_pieces(player_two->hand);

    one_max = starting_value(*player_one);
    two_max = starting_value(*player_two);

    //printf("%d, %d", one_max, two_max);

    if(one_max >= two_max)
    {
        current_player = player_one;
    }
    else
    {
        current_player = player_two;
    }

    printf("\n(%d -> %d)",starting_value(*current_player),starting_value(*(current_player->next)));

    do
    {
        if(left == -1 && right == -1)
        {
            print_pieces(current_player->hand);
            printf("This is the first turn, so you can select any piece to play.\n");
            printf("Select a piece to play:\n1 - fisrt\n2 - second\n3 - third\n");
            scanf("%d",&selected_piece);

            if(selected_piece == 1 || selected_piece == 2 || selected_piece == 3)
            {
                left = current_player->hand[selected_piece-1].up;
                right = current_player->hand[selected_piece-1].down;
                printf("\nSucess!");
                cont--;
            }
            else
            {
                printf("\nThis is not a valid choice!");
            }
        }
        else
        {
            print_pieces(current_player->hand);
            printf("You have two options: %d or %d",left, right);
            printf("Select a piece to play:\n1 - fisrt\n2 - second\n3 - third\n");
            scanf("%d",&selected_piece);
            printf("Select a direction to play:\n1 - left\n2 - right\n");
            scanf("%d",&selected_direction);
            
            if(selected_piece == 1 || selected_piece == 2 || selected_piece == 3)
            {
                if(selected_direction == 1)
                {
                    if(current_player->hand[selected_direction-1].up == left)
                    {
                        
                    }
                    else if(current_player->hand[selected_direction-1].down == left)
                    {
                        
                    }
                    else
                    {
                        
                    }
                }
                else if(selected_direction == 2)
                {
                    if(current_player->hand[selected_direction-1].up == right)
                    {
                        
                    }
                    else if(current_player->hand[selected_direction-1].down == right)
                    {
                        
                    }
                    else
                    {
                        
                    }
                }
                else
                {
                    
                }
            }
            else
            {
                
            }
        }
    }while(cont>0);

    return 0;
}