// vim: ts=2 sw=2 et
#include <signal.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <sys/socket.h>
#include <unistd.h>

#include "morpion.h"
#include "socket.h"

int server(unsigned short int port);

int main(int argc, char **argv) {
  unsigned short int port;
  if (argc != 2) {
    printf("server only accepts one PORT argument.\n");
    return EXIT_FAILURE;
  }
  port = atoi(argv[1]);
  if (port < 1) {
    printf("PORT must be a positive integer.\n"
           "PORT must be > 1024 if you're not root.\n");
    return EXIT_FAILURE;
  }
  return server(port);
}

int client_input(int file_descriptor, char board[9]);

int server(unsigned short int port) {
  // TODO Open server socket here (use socket.c)

  // TODO Wait for first client here (use accept)

  // TODO Wait for second client here (use accept)

  // TODO Close server socket (use close)

  char winner = ' ';
  char board[9] = {' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ', ' '};
  char current_player = 'O';
  int current_player_socket, waiting_player_socket;

  while (winner == ' ') {
    // TODO toggle current_player, current_player_socket, waiting_player_socket;
    if (current_player == 'X') {
      // ...
    } else {
      // ...
    }

    // TODO Tell the waiting player that we wait for the current player to play
    // (use dprintf)

    // TODO Wait for client input (use client_input below)

    // TODO Send new board to both players (use morpion.c)

    // Update winner
    winner = get_winner(board);
  }

  // TODO Send appropriate messages according to the value of the winner
  // variable

  // TODO Close connections

  return EXIT_SUCCESS;
}

int client_input(int file_descriptor, char board[9]) {
  char input;
  int converted;
  do {
    // TODO Read user input (use read)

    // TODO Convert char to int (use - '0')

    // TODO change the while condition
  } while (1);
  return converted;
}