GameSession

scalata.domain.world.GameSession

See theGameSession companion object

final case class GameSession(world: World, gameState: GameState, history: NonEmptyList[(World, GameState)])

Immutable wrapper that couples a World with its GameState and keeps an undo history.

==== Fields ====

world current game world (rooms, player, difficulty).
gameState progress on the current run.
history non-empty list of previous snapshots, newest first, used for the undo feature.

All “update” methods return a new GameSession; nothing is mutated in place.

Attributes

Companion: object
Graph
Supertypes: trait Serializable

trait Product

trait Equals

class Object

trait Matchable

class Any
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Push current snapshot onto the history stack.

Undo the last stored snapshot; if none left, add an UndoError note and keep the current state.

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