item.h

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#ifndef ITEM_H
#define ITEM_H
 
#define ITEM_ERROR_INV_FULL -1
#define ITEM_ERROR_DUPLICATE -2
#define ITEM_ERROR_MISSING_TEMPLATE -3
#define ITEM_ERROR_NOT_FOUND -4
 /* dsekai_items_errors */
 
struct CROP_PLOT;
 
#define ITEM_TABLE( f ) f( none, 0 ) f( seed, 10 ) f( food, 10 ) f( shovel, 1 ) f( editor, 1 ) f( material, 10 ) f( watercan, 1 ) f( hoe, 1 )
 
#define ITEM_USED_SUCCESSFUL -1
#define ITEM_USED_FAILED 0
#define ITEM_USED_SUCCESSFUL_SILENT 1
 /* dsekai_items_flags */
 
#define item_break_if_last( items, i ) if( ITEM_FLAG_NOT_LAST != (ITEM_FLAG_NOT_LAST & items[i].flags) ) { debug_printf( 1, "breaking early on item %d!", i ); break; }
 
int16_t item_exists_in_inventory(
   int16_t template_gid, MOBILE_GID owner_gid , struct DSEKAI_STATE* state
) SECTION_ITEM;
 
int16_t item_decr_or_delete(
   int16_t e_idx, struct DSEKAI_STATE* state
) SECTION_ITEM;
 
int16_t item_stack_or_add(
   int16_t template_gid, MOBILE_GID owner_gid, struct DSEKAI_STATE* state
) SECTION_ITEM;
 
int16_t item_give_mobile(
   int16_t e_idx, MOBILE_GID owner_gid, struct DSEKAI_STATE* state
) SECTION_ITEM;
 
/* TODO: Develop item GID. */
int8_t item_drop( int16_t e_idx, struct DSEKAI_STATE* state ) SECTION_ITEM;
 
int16_t item_pickup_xy(
   uint8_t x, uint8_t y, MOBILE_GID owner_gid, struct DSEKAI_STATE* state
) SECTION_ITEM;
 
typedef int8_t (*ITEM_USE_CB)(
   int16_t e_idx, MOBILE_GID owner_gid, struct DSEKAI_STATE* state );
 
#define ITEM_TABLE_USE_CB_PROTOS( type, max ) int8_t item_use_ ## type( int16_t e_idx, MOBILE_GID owner_gid, struct DSEKAI_STATE* state ) SECTION_ITEM;
 
ITEM_TABLE( ITEM_TABLE_USE_CB_PROTOS )
 
 /* dsekai_items_use */
 
#ifdef ITEM_C
 
#  define ITEM_TABLE_MAX( type, max ) max,
 
/* TODO: Custom item types with scripts. */
 
RES_CONST uint8_t gc_items_max[] = {
   ITEM_TABLE( ITEM_TABLE_MAX )
};
 
#  define ITEM_TABLE_TYPES( type, max ) #type,
 
RES_CONST char* gc_items_types[] = {
   ITEM_TABLE( ITEM_TABLE_TYPES )
   ""
};
 
#  define ITEM_TABLE_USE_CBS( type, max ) item_use_ ## type,
 
RES_CONST ITEM_USE_CB gc_item_use_cbs[] = {
   ITEM_TABLE( ITEM_TABLE_USE_CBS )
};
 
#  ifdef NO_ITEM_HANDLERS
 
#     define ITEM_TABLE_USE_CB_STUBS( type, max ) int8_t item_use_ ## type( int16_t e_idx, MOBILE_GID owner_gid, struct DSEKAI_STATE* state ) { return 0; }
 
ITEM_TABLE( ITEM_TABLE_USE_CB_STUBS );
 
ITEM_TABLE( ITEM_TABLE_USE_CB_PROTOS )
 
#  endif /* NO_ITEM_HANDLERS */
 
#else
 
extern RES_CONST uint8_t gc_items_max[];
 
extern RES_CONST ITEM_USE_CB gc_item_use_cbs[];
 
extern RES_CONST char* gc_items_types[];
 
#endif /* ITEM_C */
 
/* !\} */ /* dsekai_items */
 
#endif /* ITEM_H */