diff --git a/lib/RPGEngine/Data/Level.hs b/lib/RPGEngine/Data/Level.hs index e3bf9f2..7265e25 100644 --- a/lib/RPGEngine/Data/Level.hs +++ b/lib/RPGEngine/Data/Level.hs @@ -37,15 +37,6 @@ hasAt pos level = match firstItem firstEntity firstItem = find ((== pos) . getICoord) $ items level getICoord i = (itemX i, itemY i) -getWithId :: String -> Level -> Maybe (Either Item Entity) -getWithId id level = match firstItem firstEntity - where match :: Maybe Item -> Maybe Entity -> Maybe (Either Item Entity) - match (Just a) _ = Just $ Left a - match _ (Just a) = Just $ Right a - match _ _ = Nothing - firstEntity = find ((== id) . entityId) $ entities level - firstItem = find ((== id) . itemId) $ items level - directionOffsets :: Direction -> (X, Y) directionOffsets North = ( 0, 1) directionOffsets East = ( 1, 0) diff --git a/lib/RPGEngine/Input/ActionSelection.hs b/lib/RPGEngine/Input/ActionSelection.hs index 0a34015..99e6cfe 100644 --- a/lib/RPGEngine/Input/ActionSelection.hs +++ b/lib/RPGEngine/Input/ActionSelection.hs @@ -4,12 +4,10 @@ module RPGEngine.Input.ActionSelection import RPGEngine.Input.Core (InputHandler, handleKey, composeInputHandlers, ListSelector (selection)) -import RPGEngine.Data (Game (..), State (..), Direction (..), Action (..), ItemId, EntityId, Level (..), Player (inventory, playerHp, Player), Item (..), HP) +import RPGEngine.Data (Game (..), State (..), Direction (..), Action (..), ItemId, EntityId) import Graphics.Gloss.Interface.IO.Game (Key(SpecialKey), SpecialKey (KeyUp, KeyDown)) import Graphics.Gloss.Interface.IO.Interact ( SpecialKey(..), KeyState(..) ) -import RPGEngine.Data.Level (getWithId) -import Data.Foldable (find) ------------------------------ Exported ------------------------------ @@ -24,10 +22,9 @@ handleInputActionSelection = composeInputHandlers [ ---------------------------------------------------------------------- selectAction :: Game -> Game -selectAction game@Game{ state = ActionSelection list selector continue } = newGame +selectAction game@Game{ state = ActionSelection list selection continue } = newGame where newGame = game{ state = execute selectedAction continue } - selectedAction = list !! index - index = selection selector + selectedAction = Leave selectAction g = g -- TODO Lift this code from LevelSelection @@ -51,23 +48,14 @@ execute :: Action -> State -> State execute (RetrieveItem id ) s = pickUpItem id s execute (UseItem id ) s = useItem id s execute (DecreaseHp eid iid) s = decreaseHp eid iid s -execute (IncreasePlayerHp iid) s = healedPlayer - where healedPlayer = s{ player = increasePlayerHp iid (player s)} +execute (IncreasePlayerHp iid) s = increasePlayerHp iid s execute _ s = s -- Pick up the item with itemId and put it in the players inventory --- Should receive a Playing state pickUpItem :: ItemId -> State -> State -pickUpItem id s@Playing{ level = level, player = player } = newState - where (Just (Left pickedUpItem)) = getWithId id level - newState = s{ level = newLevel, player = newPlayer } - newLevel = level{ items = filteredItems } - filteredItems = filter (/= pickedUpItem) $ items level - newPlayer = player{ inventory = newInventory } - newInventory = pickedUpItem:inventory player -pickUpItem _ _ = Error "Something went wrong while picking up an item" +pickUpItem _ s = s -- TODO --- Use an item +-- Use an item on the player useItem :: ItemId -> State -> State -- TODO useItem _ s = s -- TODO @@ -81,23 +69,8 @@ decreaseHp _ _ s = s -- TODO Break item if durability below zero -- Heal a bit --- Should receive a Player -increasePlayerHp :: ItemId -> Player -> Player -increasePlayerHp id p@Player{ playerHp = hp, inventory = inventory} = newPlayer - where newPlayer = p{ playerHp = newHp, inventory = newInventory newItem } - (Just usedItem) = find ((== id) . itemId) inventory - newItem = decreaseDurability usedItem - newInventory (Just item) = item:filteredInventory - newInventory _ = filteredInventory - filteredInventory =filter (/= usedItem) inventory - newHp = changeHealth hp (itemValue usedItem) - -decreaseDurability :: Item -> Maybe Item -decreaseDurability item@Item{ useTimes = Nothing } = Just item -- Infinite uses, never breaks -decreaseDurability item@Item{ useTimes = Just val } | 0 < val - 1 = Just item{ useTimes = Just (val - 1) } - | otherwise = Nothing -- Broken - --- Change given health by a given amount -changeHealth :: HP -> HP -> HP -changeHealth (Just health) (Just difference) = Just (health + difference) -changeHealth health _ = health \ No newline at end of file +increasePlayerHp :: ItemId -> State -> State +increasePlayerHp _ s = s +-- TODO Increase playerHp +-- TODO Decrease durability of item +-- TODO Remove item if durability below zero \ No newline at end of file