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|
-module(shr_inventory).
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%% TYPES %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
-record
(
inventory,
{
weapons :: ordsets:ordset(shr_weapon:id()),
armors :: ordsets:ordset(shr_armor:id()),
portraits :: ordsets:ordset(shr_portrait:id()),
glyph_boards :: ordsets:ordset(shr_glyph_board:id()),
glyphs :: ordsets:ordset(shr_glyph:id())
}
).
-opaque type() :: #inventory{}.
-export_type([type/0]).
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%% EXPORTS %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%%%% Accessors
-export
(
[
get_weapons/1,
get_armors/1,
get_portraits/1,
get_glyph_boards/1,
get_glyphs/1,
set_weapons/2,
set_armors/2,
set_portraits/2,
set_glyph_boards/2,
set_glyphs/2
]
).
%%%% Accessors
-export
(
[
default/0,
allows_equipment/2,
add_equipment/2
]
).
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%% LOCAL FUNCTIONS %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%% EXPORTED FUNCTIONS %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
-spec get_weapons (type()) -> ordsets:ordset(shr_weapon:id()).
get_weapons (Inv) -> Inv#inventory.weapons.
-spec get_armors (type()) -> ordsets:ordset(shr_armor:id()).
get_armors (Inv) -> Inv#inventory.armors.
-spec get_portraits (type()) -> ordsets:ordset(shr_portrait:id()).
get_portraits (Inv) -> Inv#inventory.portraits.
-spec get_glyph_boards (type()) -> ordsets:ordset(shr_glyph_board:id()).
get_glyph_boards (Inv) -> Inv#inventory.glyph_boards.
-spec get_glyphs (type()) -> ordsets:ordset(shr_glyph:id()).
get_glyphs (Inv) -> Inv#inventory.glyphs.
-spec set_weapons (ordsets:ordset(shr_weapon:id()), type()) -> type().
set_weapons (V, Inv) -> Inv#inventory{ weapons = V }.
-spec set_armors (ordsets:ordset(shr_armor:id()), type()) -> type().
set_armors (V, Inv) -> Inv#inventory{ armors = V }.
-spec set_portraits (ordsets:ordset(shr_portrait:id()), type()) -> type().
set_portraits (V, Inv) -> Inv#inventory{ portraits = V }.
-spec set_glyph_boards (ordsets:ordset(shr_glyph_board:id()), type()) -> type().
set_glyph_boards (V, Inv) -> Inv#inventory{ glyph_boards = V }.
-spec set_glyphs (ordsets:ordset(shr_glyph:id()), type()) -> type().
set_glyphs (V, Inv) -> Inv#inventory{ glyphs = V }.
-spec default () -> type().
default () ->
EmptySet = ordsets:new(),
#inventory
{
weapons = EmptySet,
armors = EmptySet,
portraits = EmptySet,
glyph_boards = EmptySet,
glyphs = EmptySet
}.
-spec allows_equipment
(
(shr_equipment:type()|shr_equipment:unresolved()),
type()
)
-> boolean().
allows_equipment (Eq, Inv) ->
Weapons = Inv#inventory.weapons,
Glyphs = Inv#inventory.glyphs,
(
ordsets:is_element(shr_equipment:get_primary_weapon_id(Eq), Weapons)
and ordsets:is_element(shr_equipment:get_secondary_weapon_id(Eq), Weapons)
and
ordsets:is_element
(
shr_equipment:get_armor_id(Eq),
Inv#inventory.armors
)
and
ordsets:is_element
(
shr_equipment:get_portrait_id(Eq),
Inv#inventory.portraits
)
and
ordsets:is_element
(
shr_equipment:get_glyph_board_id(Eq),
Inv#inventory.glyph_boards
)
and
lists:all
(
fun (G) -> ordsets:is_element(G, Glyphs) end,
shr_equipment:get_glyph_ids(Eq)
)
).
-spec add_equipment
(
(shr_equipment:type()|shr_equipment:unresolved()),
type()
)
-> type().
add_equipment (Eq, Inv) ->
Inv#inventory
{
weapons =
ordsets:add_element
(
shr_equipment:get_primary_weapon_id(Eq),
ordsets:add_element
(
shr_equipment:get_secondary_weapon_id(Eq),
Inv#inventory.weapons
)
),
armors =
ordsets:add_element
(
shr_equipment:get_armor_id(Eq),
Inv#inventory.armors
),
portraits =
ordsets:add_element
(
shr_equipment:get_portrait_id(Eq),
Inv#inventory.portraits
),
glyph_boards =
ordsets:add_element
(
shr_equipment:get_glyph_board_id(Eq),
Inv#inventory.glyph_boards
),
glyphs =
lists:foldl
(
fun ordsets:add_element/2,
Inv#inventory.glyph_boards,
shr_equipment:get_glyph_ids(Eq)
)
}.
|
