Files
Dune/game/semuta-terminal-arrival.ts

28 lines
1.6 KiB
TypeScript

import type { Game, ResponseWindow } from './engine';
import { location, validGameLocation } from './board';
/** A bare Basic advisor choice parks the original paid shipment's entry.
* Validate its committed physical source, without quoting or replaying payment. */
export function semutaTerminalArrivalSupported(g: Game, response: ResponseWindow): boolean {
const arrivals = g.pendingArrivalReaction;
if (!arrivals?.length) return true;
if (g.advanced || response.kind !== 'advisor' || !Array.isArray(arrivals) ||
arrivals.length !== 1 || g.phase !== 5) return false;
const entry = arrivals[0];
if (!entry || Object.keys(entry).sort().join(',') !==
'amount,cause,elite,entrant,phase,resume,sector,territory,turn' ||
entry.turn !== g.turn || entry.phase !== g.phase ||
entry.cause !== 'shipment' || entry.resume !== 'none' ||
!Number.isSafeInteger(entry.amount) || entry.amount <= 0 || entry.amount > 20 ||
!Number.isSafeInteger(entry.elite) || entry.elite < 0 || entry.elite > entry.amount ||
!validGameLocation(g,entry.territory,entry.sector)) return false;
const entrant = g.players.find(p => p.id === entry.entrant);
if (!entrant || entrant.id !== g.active || entrant.id === response.owner ||
entrant.faction === 'beneGesserit' || entrant.faction === 'fremen' ||
entrant.shipped !== true || !g.movementRemaining?.includes(entrant.id)) return false;
const key = location(entry.territory,entry.sector), total = entrant.forces[key] ?? 0,
elite = entrant.elites?.forces[key] ?? 0;
return total >= entry.amount && elite >= entry.elite &&
total - elite >= entry.amount - entry.elite;
}