// This file is part of Freecell Solver. It is subject to the license terms in
// the COPYING.txt file found in the top-level directory of this distribution
// and at http://fc-solve.shlomifish.org/docs/distro/COPYING.html . No part of
// Freecell Solver, including this file, may be copied, modified, propagated,
// or distributed except according to the terms contained in the COPYING file.
//
// Copyright (c) 2012 Shlomi Fish
// dbm_common.h - some common definitions (constants/etc.) for the DBM solver.
#pragma once

#ifdef __cplusplus
extern "C" {
#endif

#include "state.h"

typedef enum
{
    /* The freecells' number of FCS_DBM_VARIANT_2FC_FREECELL
     * can be different than 2, but is fixed at
     * compile-time. It should be able to be any integral value
     * from 0 up to 4 (inclusive).
     *
     * The name of the constant is kept from brevity reasons.
     *
     **/
    FCS_DBM_VARIANT_2FC_FREECELL,
    FCS_DBM_VARIANT_BAKERS_DOZEN,
} fcs_dbm_variant_type;

#ifndef FCS_DBM_FREECELLS_NUM
#define FCS_DBM_FREECELLS_NUM 2
#endif

#ifdef FCS_FREECELL_ONLY

#define STACKS_NUM 8
#define LOCAL_FREECELLS_NUM FCS_DBM_FREECELLS_NUM

#else

#define LOCAL_VARIANT local_variant
#define STACKS_NUM ((LOCAL_VARIANT == FCS_DBM_VARIANT_BAKERS_DOZEN) ? 13 : 8)
#define LOCAL_FREECELLS_NUM                                                    \
    ((LOCAL_VARIANT == FCS_DBM_VARIANT_BAKERS_DOZEN) ? 0                       \
                                                     : FCS_DBM_FREECELLS_NUM)
#endif

#define LOCAL_STACKS_NUM STACKS_NUM
#define INSTANCE_DECKS_NUM 1
#define DECKS_NUM INSTANCE_DECKS_NUM
#define RANK_KING 13
#define FREECELLS_NUM LOCAL_FREECELLS_NUM

#ifdef __cplusplus
}
#endif
