/**********************************************************
  File:          poker.h
  Description:   A program that simulates a simple poker 
                 game to serve as an example of using the
                 Scatter and Gather functions from MPI.
                                                         
  Author:        Dana Vrajitoru                          
  Organization:  IUSB
  Date:          October 14, 2004
***********************************************************/

#ifndef POKER_H
#define POKER_H

const int hand_size = 5;

// Main poker playing function.
void Poker_play(int proc_id, int nb_proc);

// Print all the cards in the hand and the process id.
void Print_hand(int *my_hand, int proc_id);

// Find the id of the process that has the highest score and display
// it as the winner. If there's a tie, you should also report that.
void Find_winner(int *all_scores, int nb_proc);

// Generates a random card. The cards are identified by numbers
// between 0 and 13 and each of them can only appear 4 times in the
// game. The function should be called with the reset parameter being
// true once at the begining of a new game. The default value for the
// reset parameter is false.
int Draw_card(bool reset = false);

// Computes the score of the hand by sorting the cards first and then
// calling the other functions bellow.
int Score(int *hand);

// For the following functions, the hand should have at least 5
// elements and only 5 will be used even if there are more. We will
// assume that the cards have been sorted before the functions are
// called. The functions should be called in decreasing order of
// importance, such that the function "Pair" for example should not
// worry if the hand is in fact a "3 of a kind".

// Verifies if the hand has 4 of a kind cards, meaning 4 cards with
// the same number. 
bool Four_of_a_kind(int *hand);

// Verifies if the hand is a full house, meaning 3 cards of a kind
// plus a pair of a different number.
bool Full_house(int *hand);

// Verifies if the cards are in sequence.
bool Straight(int *hand);

// Verifies if the hand has 3 of a kind cards, meaning 3 cards with
// the same number.
bool Three_of_a_kind(int *hand);

// Verifies if there are 2 pairs of cards in the hand.
bool Two_pairs(int *hand);

// Verifies if there are 2 pairs of cards in the hand.
bool Pair(int *hand);

#endif