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|
-module(btl_attack).
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%% TYPES %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
-type category() :: ('first' | 'second' | 'counter').
-type precision() :: ('misses' | 'grazes' | 'hits').
-record
(
attack,
{
category :: category(),
precision :: precision(),
is_critical :: boolean(),
is_parry :: boolean(),
damage :: non_neg_integer()
}
).
-opaque type() :: #attack{}.
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%% EXPORTS %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
-export_type([type/0, category/0]).
-export
(
[
new/5
]
).
-export
(
[
encode/1
]
).
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%% LOCAL FUNCTIONS %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
-spec encode_category (category()) -> binary().
encode_category (first) -> <<"f">>;
encode_category (counter) -> <<"c">>;
encode_category (second) -> <<"s">>.
-spec encode_precision (precision()) -> binary().
encode_precision (hits) -> <<"h">>;
encode_precision (grazes) -> <<"g">>;
encode_precision (misses) -> <<"m">>.
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%% EXPORTED FUNCTIONS %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
-spec new
(
category(),
float(),
float(),
boolean(),
non_neg_integer()
)
-> type().
new (Category, PrecisionModifier, CriticalModifier, IsParry, Damage) ->
#attack
{
category = Category,
precision =
case PrecisionModifier of
1.0 -> hits;
0.5 -> grazes;
0.0 -> misses
end,
is_critical = (CriticalModifier > 0.0),
is_parry = IsParry,
damage = Damage
}.
-spec encode (type()) -> {list(any())}.
encode (Attack) ->
Category = Attack#attack.category,
Precision = Attack#attack.precision,
IsCritical = Attack#attack.is_critical,
IsParry = Attack#attack.is_parry,
Damage = Attack#attack.damage,
{
[
{<<"ord">>, encode_category(Category)},
{<<"pre">>, encode_precision(Precision)},
{<<"cri">>, IsCritical},
{<<"par">>, IsParry},
{<<"dmg">>, Damage}
]
}.
|
