hand.h

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#ifndef HAND_H
#define HAND_H
 
#include "card.h"
 
#include <tonc.h>
 
#define MAX_HAND_SIZE 16
 
enum HandState
{
    HAND_DRAW,
    HAND_SELECT,
    // This is actually a misnomer because it's used for the deck
    // but it mechanically makes sense to be a state of the hand
    HAND_SHUFFLING,
    HAND_DISCARD,
    HAND_PLAY,
    HAND_PLAYING
};
 
enum HandType
{
    NONE,
    HIGH_CARD,
    PAIR,
    TWO_PAIR,
    THREE_OF_A_KIND,
    STRAIGHT,
    FLUSH,
    FULL_HOUSE,
    FOUR_OF_A_KIND,
    STRAIGHT_FLUSH,
    ROYAL_FLUSH,
    FIVE_OF_A_KIND,
    FLUSH_HOUSE,
    FLUSH_FIVE,
    HAND_TYPE_MAX = FLUSH_FIVE
};
 
// clang-format off
// Store all contained hands to optimize "whole hand condition" Jokers
typedef struct ContainedHandTypes
{
    union
    {
        struct
        {
            u16 HIGH_CARD : 1;
            u16 PAIR : 1;
            u16 TWO_PAIR : 1;
            u16 THREE_OF_A_KIND : 1;
            u16 STRAIGHT : 1;
            u16 FLUSH : 1;
            u16 FULL_HOUSE : 1;
            u16 FOUR_OF_A_KIND : 1;
            u16 STRAIGHT_FLUSH : 1;
            u16 ROYAL_FLUSH : 1;
            u16 FIVE_OF_A_KIND : 1;
            u16 FLUSH_HOUSE : 1;
            u16 FLUSH_FIVE : 1;
            u16 : 3;
        };
        u16 value;
    };
} ContainedHandTypes;
// clang-format on
 
// Misc Hand Functions
 
const char* get_hand_type_name(enum HandType hand_type);
 
// Hand Structure Manipulation
 
void set_hand_state(enum HandState);
 
enum HandState get_hand_state(void);
 
void compute_hand_value_info(void);
 
enum HandType get_hand_type(void);
 
ContainedHandTypes* get_contained_hands(void);
 
CardObject** get_hand_array(void);
 
int get_hand_top(void);
 
void set_hand_top(int new_hand_top);
 
int hand_nb_held_cards(void);
 
int hand_get_nb_selected_cards(void);
 
void hand_set_nb_selected_cards(int new_selections);
 
void hand_select_card(int index);
 
void hand_change_sort(bool to_sort_by_suit);
 
void hand_deselect_all_cards(void);
 
void swap_cards_in_hand(int idx_a, int idx_b);
 
void reorder_card_sprites_layers(void);
 
void sort_cards(void);
 
// Hand Contents Analysis
 
int find_flush_in_played_cards(CardObject** played, int top, int min_len, bool* out_selection);
 
int find_straight_in_played_cards(CardObject** played, int top, int min_len, bool* out_selection);
 
void select_paired_cards_in_hand(CardObject** played, int top, bool* selection);
 
#endif