Files
loop/src/Dodge/ItEffect.hs
T
2024-10-02 23:53:38 +01:00

63 lines
2.3 KiB
Haskell

module Dodge.ItEffect
( doInvEffect
) where
import qualified IntMapHelp as IM
import Control.Lens
import Dodge.Data.World
import Dodge.Euse
doInvEffect :: ItInvEffect -> Item -> Creature -> World -> World
doInvEffect iie = case iie of
NoInvEffect -> const $ const id
ChargeIfEquipped -> chargeIfEquipped
ChargeIfInInventory -> chargeIfInInventory
SetCharge i -> setItemCharge i
EffectRootNotroot f g -> rootNotrootEff f g
CreateShieldWall -> createShieldWall
RemoveShieldWall -> removeShieldWall
EffectWhileRoot f -> rootNotrootEff f NoInvEffect
EffectWhileAttached f -> effectWhileAttached f
rootNotrootEff :: ItInvEffect -> ItInvEffect -> Item -> Creature -> World -> World
rootNotrootEff f g it
| it ^? itLocation . ilIsRoot == Just True = doInvEffect f it
| otherwise = doInvEffect g it
effectWhileAttached :: ItInvEffect -> Item -> Creature -> World -> World
effectWhileAttached f it
| it ^? itLocation . ilIsAttached == Just True = doInvEffect f it
| otherwise = const id
--timeScrollEffect :: Item -> Creature -> World -> World
--timeScrollEffect itm _ w = w & timeFlow .~ ScrollTimeFlow
-- { _scrollSmoothing = 0
-- , _reverseAmount = itm ^?! itUse . leftConsumption . wpCharge
-- , _futureWorlds = []
-- }
setItemCharge :: Int -> Item -> Creature -> World -> World
setItemCharge i itm cr w =
w & ptrWpCharge %~ const i
where
invid = _ilInvID $ _itLocation itm
ptrWpCharge = cWorld . lWorld . creatures . ix (_crID cr) . crInv . ix invid . itUse . leftConsumption . wpCharge
chargeIfInInventory :: Item -> Creature -> World -> World
chargeIfInInventory itm cr w =
w & ptrWpCharge %~ (min maxcharge . (+ 1))
where
invid = _ilInvID $ _itLocation itm
ptrWpCharge = cWorld . lWorld . creatures . ix (_crID cr) . crInv . ix invid . itUse . leftConsumption . wpCharge
maxcharge = itm ^?! itUse . leftConsumption . wpMaxCharge
chargeIfEquipped :: Item -> Creature -> World -> World
chargeIfEquipped itm cr
| invid `IM.member` (cr ^. crInvHotkeys) =
ptrWpCharge %~ (min maxcharge . (+ 1))
| otherwise = ptrWpCharge .~ 0
where
invid = _ilInvID $ _itLocation itm
ptrWpCharge = cWorld . lWorld . creatures . ix (_crID cr) . crInv . ix invid . itUse . leftConsumption . wpCharge
maxcharge = itm ^?! itUse . leftConsumption . wpMaxCharge