drowning-among-stars/src/engine/types/GameState.ts

type GameState = {
  readonly directions: Map<ObjectID, Direction>,
  readonly rooms: Map<ObjectID, Room>,
  readonly doors: Map<ObjectID, Door>,
  readonly items: Map<ObjectID, Item>,
  readonly player: {
    readonly location: ObjectID
  }
}

export default GameState

export enum ObjectType {
  Item = 'item',
  Room = 'room',
  Door = 'door',
  Direction = 'direction'
}

type ObjectID = string

export type GameObject = {
  readonly type : ObjectType,
  readonly name : ObjectID,
  readonly aliases : string[]
}

export type Direction = GameObject & {
  readonly type : ObjectType.Direction
}

export type Room = GameObject & {
  readonly type : ObjectType.Room,
  readonly neighbors : Map<ObjectID, ObjectID>
}

export type Door = GameObject & {
  readonly type : ObjectType.Door,
  readonly neighbors : Map<ObjectID, ObjectID>
  readonly locked : boolean,
  readonly key : ObjectID
}

export type Item = GameObject & {
  readonly type : ObjectType.Item,
  readonly location: ObjectID | 'inventory'
}