Game.LambdaHack.Item

Weapons, treasure and all the other items in the game. No operation in this module involves the State or Action type. TODO: Document after it's rethought and rewritten wrt separating inventory manangement and items proper.

Teh Item type

data Item

Game items in inventories or strewn around the dungeon.

Constructors

Item

Fields

jkind :: !(Id ItemKind)

kind of the item

jpower :: !Int

power of the item

jletter :: Maybe Char

inventory symbol

jcount :: !Int

inventory count

Instances

Show Item

Binary Item

newItem :: Ops ItemKind -> Int -> Int -> Rnd Item

Generate an item.

viewItem :: Ops ItemKind -> Id ItemKind -> FlavourMap -> (Char, Color)

Represent an item on the map.

itemPrice :: Ops ItemKind -> Item -> Int

Price an item, taking count into consideration.

Inventory search

strongestSearch :: Ops ItemKind -> [Item] -> Maybe Item

strongestSword :: COps -> [Item] -> Maybe Item

strongestRegen :: Ops ItemKind -> [Item] -> Maybe Item

Inventory management

joinItem :: Item -> [Item] -> (Item, [Item])

Adds an item to a list of items, joining equal items. Also returns the joined item.

removeItemByLetter :: Item -> [Item] -> [Item]

equalItemIdentity :: Item -> Item -> Bool

removeItemByIdentity :: Item -> [Item] -> [Item]

assignLetter :: Maybe Char -> Char -> [Item] -> Maybe Char

Assigns a letter to an item, for inclusion in the inventory of a hero. Takes a remembered letter and a starting letter.

Inventory symbol operations

letterLabel :: Maybe Char -> String

cmpLetterMaybe :: Maybe Char -> Maybe Char -> Ordering

maxLetter :: Char -> Char -> Char

letterRange :: [Char] -> String

The FlavourMap type

type FlavourMap = Map (Id ItemKind) Flavour

Flavours assigned to items in this game.

getFlavour :: Ops ItemKind -> FlavourMap -> Id ItemKind -> Flavour

dungeonFlavourMap :: Ops ItemKind -> Rnd FlavourMap

Randomly chooses flavour for all item kinds for this game.

The Discoveries type

type Discoveries = Set (Id ItemKind)

The type of already discovered items.