import type { GameAction } from './types'
import { stateManager } from './StateManager'

/** All state mutations go through an adapter.
 *  Swap LocalAdapter for WebSocketAdapter to enable multiplayer. */
export interface NetworkAdapter {
  send(action: GameAction): void
  onAction?: (action: GameAction) => void
}

/** Singleplayer: apply actions immediately and synchronously */
export class LocalAdapter implements NetworkAdapter {
  onAction?: (action: GameAction) => void

  send(action: GameAction): void {
    stateManager.apply(action)
    this.onAction?.(action)
  }
}