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|
module Battle.Struct.Omnimods exposing
(
Type,
new,
merge,
none,
apply_to_attributes,
get_attack_damage,
get_damage_sum,
get_attribute_mods,
get_attack_mods,
get_defense_mods,
get_all_mods,
scale,
decoder
)
-- Elm -------------------------------------------------------------------------
import Dict
import Json.Decode
import Json.Decode.Pipeline
-- Battle ----------------------------------------------------------------------
import Battle.Struct.Attributes
import Battle.Struct.DamageType
--------------------------------------------------------------------------------
-- TYPES -----------------------------------------------------------------------
--------------------------------------------------------------------------------
type alias Type =
{
attributes : (Dict.Dict String Int),
attack : (Dict.Dict String Int),
defense : (Dict.Dict String Int)
}
type alias GenericMod =
{
t : String,
v : Int
}
--------------------------------------------------------------------------------
-- LOCAL -----------------------------------------------------------------------
--------------------------------------------------------------------------------
generic_mods_decoder : (Json.Decode.Decoder (Dict.Dict String Int))
generic_mods_decoder =
(Json.Decode.map
((Dict.fromList) >> (Dict.remove "none"))
(Json.Decode.list
(Json.Decode.map
(\gm -> (gm.t, gm.v))
(Json.Decode.succeed
GenericMod
|> (Json.Decode.Pipeline.required "t" Json.Decode.string)
|> (Json.Decode.Pipeline.required "v" Json.Decode.int)
)
)
)
)
merge_mods : (
(Dict.Dict String Int) ->
(Dict.Dict String Int) ->
(Dict.Dict String Int)
)
merge_mods a_mods b_mods =
(Dict.merge
(Dict.insert)
(\t -> \v_a -> \v_b -> \r -> (Dict.insert t (v_a + v_b) r))
(Dict.insert)
a_mods
b_mods
(Dict.empty)
)
scale_dict_value : Float -> String -> Int -> Int
scale_dict_value modifier entry_name value =
(ceiling ((toFloat value) * modifier))
--------------------------------------------------------------------------------
-- EXPORTED --------------------------------------------------------------------
--------------------------------------------------------------------------------
decoder : (Json.Decode.Decoder Type)
decoder =
(Json.Decode.succeed
Type
|> (Json.Decode.Pipeline.required "attm" generic_mods_decoder)
|> (Json.Decode.Pipeline.required "atkm" generic_mods_decoder)
|> (Json.Decode.Pipeline.required "defm" generic_mods_decoder)
)
new : (
(List (String, Int)) ->
(List (String, Int)) ->
(List (String, Int)) ->
Type
)
new attribute_mods attack_mods defense_mods =
{
attributes = (Dict.fromList attribute_mods),
attack = (Dict.fromList attack_mods),
defense = (Dict.fromList defense_mods)
}
none : Type
none =
{
attributes = (Dict.empty),
attack = (Dict.empty),
defense = (Dict.empty)
}
merge : Type -> Type -> Type
merge omni_a omni_b =
{
attributes = (merge_mods omni_a.attributes omni_b.attributes),
attack = (merge_mods omni_a.attack omni_b.attack),
defense = (merge_mods omni_a.defense omni_b.defense)
}
apply_to_attributes : (
Type ->
Battle.Struct.Attributes.Type ->
Battle.Struct.Attributes.Type
)
apply_to_attributes omnimods attributes =
(Dict.foldl
(
(Battle.Struct.Attributes.decode_category)
>> (Battle.Struct.Attributes.mod)
)
attributes
omnimods.attributes
)
get_damage_sum : Type -> Int
get_damage_sum omni =
(Dict.foldl (\t -> \v -> \result -> (result + v)) 0 omni.attack)
get_attack_damage : Float -> Type -> Type -> Int
get_attack_damage dmg_modifier atk_omni def_omni =
let
base_def =
(
case
(Dict.get
(Battle.Struct.DamageType.encode
Battle.Struct.DamageType.Base
)
def_omni.defense
)
of
(Just v) -> v
Nothing -> 0
)
in
(Dict.foldl
(\t -> \v -> \result ->
let
actual_atk =
(max
0
(
(ceiling ((toFloat v) * dmg_modifier))
- base_def
)
)
in
case (Dict.get t def_omni.defense) of
(Just def_v) -> (result + (max 0 (actual_atk - def_v)))
Nothing -> (result + actual_atk)
)
0
atk_omni.attack
)
scale : Float -> Type -> Type
scale multiplier omnimods =
{omnimods |
attributes = (Dict.map (scale_dict_value multiplier) omnimods.attributes),
attack = (Dict.map (scale_dict_value multiplier) omnimods.attack),
defense =
(Dict.map (scale_dict_value multiplier) omnimods.defense)
}
get_attribute_mods : Type -> (List (String, Int))
get_attribute_mods omnimods = (Dict.toList omnimods.attributes)
get_attack_mods : Type -> (List (String, Int))
get_attack_mods omnimods = (Dict.toList omnimods.attack)
get_defense_mods : Type -> (List (String, Int))
get_defense_mods omnimods = (Dict.toList omnimods.defense)
get_all_mods : Type -> (List (String, Int))
get_all_mods omnimods =
(
(get_attribute_mods omnimods)
++ (get_attack_mods omnimods)
++ (get_defense_mods omnimods)
)
|
