Files
Dune/game/arrival-overlap.ts
T

113 lines
7.4 KiB
TypeScript

import type { Game } from './engine';
import { caladanOwnsTerrorEntry, validateCaladanChildArrival, caladanEntryParentTuple,
validCaladanEntryParent, type CaladanEntryParent } from './caladan-arrival';
import { currentHomeworldRevivalArrival } from './homeworld-revival-return';
import { validateRevivalArrivalSource, revivalOwnsTerrorEntry, validRevivalEntryParent,
revivalEntryParentTuple, type RevivalEntryParent } from './revival-terror-entry';
type Overlap = NonNullable<Game['pendingArrivalOverlap']> & { revivalArrival?: RevivalEntryParent };
type TerrorEntry = NonNullable<Game['pendingTerrorEntry']> & { revivalArrival?: RevivalEntryParent };
type AmbassadorEntry = NonNullable<Game['pendingAmbassador']>;
type DiscardContext = Parameters<typeof validateRevivalArrivalSource>[0] & Pick<Game, 'pendingArrivalOverlap' | 'order' |
'lastBattleContext' | 'homeworldVictoryReinforcement'>;
function sameRevivalSource(left: RevivalEntryParent | undefined, right: RevivalEntryParent | undefined) {
return validRevivalEntryParent(left) && validRevivalEntryParent(right) &&
JSON.stringify(revivalEntryParentTuple(left)) === JSON.stringify(revivalEntryParentTuple(right));
}
function sameCaladanSource(left: CaladanEntryParent | undefined, right: CaladanEntryParent | undefined) {
return validCaladanEntryParent(left) && validCaladanEntryParent(right) &&
JSON.stringify(caladanEntryParentTuple(left)) === JSON.stringify(caladanEntryParentTuple(right));
}
/** The immutable trigger, not later owner choices or child stages. */
export function arrivalOverlapSignature(record: Overlap): string {
return JSON.stringify([record.event, record.turn, record.phase, record.entrant,
record.territory, record.sector, record.amount, record.elite, record.cause,
record.resume, record.ecaz, record.moritani, record.first,
record.ambassadorToken, record.terrorTokens,
...(record.revivalArrival === undefined ? [] : [revivalEntryParentTuple(record.revivalArrival)]),
...(record.victoryEvent === undefined ? [] : [['caladanVictory', record.victoryEvent]]),
...(record.caladanArrival === undefined ? [] : [caladanEntryParentTuple(record.caladanArrival)])]);
}
/** A fresh discard belongs to the active owner of an ordinary or bound revived entry.
* The parent keeps the other owner's opportunity while the child is suspended. */
function ordinaryDiscardOverlap(g: DiscardContext, owner: Overlap['first']): Overlap | null {
const overlap: Overlap | null | undefined = g.pendingArrivalOverlap;
if (!overlap || overlap.signature !== arrivalOverlapSignature(overlap) ||
overlap.turn !== g.turn || overlap.phase !== g.phase ||
overlap.resume !== 'none' ||
!['first', 'second'].includes(overlap.stage)) return null;
if (overlap.caladanArrival !== undefined) {
try { validateCaladanChildArrival(g,overlap.caladanArrival,overlap); }
catch { return null; }
} else if (overlap.revivalArrival !== undefined) {
try {
validateRevivalArrivalSource(g, overlap.revivalArrival, overlap);
} catch { return null; }
} else if (overlap.cause === 'caladanReinforcement' || overlap.victoryEvent !== undefined) {
if (!caladanOwnsTerrorEntry(g, overlap)) return null;
} else if (g.phase !== 5 ||
!['shipment', 'movement'].includes(overlap.cause)) return null;
const ecaz = g.order.indexOf(overlap.ecaz), moritani = g.order.indexOf(overlap.moritani);
if (ecaz < 0 || moritani < 0 || ecaz === moritani ||
overlap.first !== (ecaz < moritani ? 'ambassador' : 'terror') ||
!g.players.some(p => p.id === overlap.ecaz && p.faction === 'ecaz') ||
!g.players.some(p => p.id === overlap.moritani && p.faction === 'moritani')) return null;
const active = overlap.stage === 'first' ? overlap.first :
overlap.first === 'ambassador' ? 'terror' : 'ambassador';
return active === owner ? overlap : null;
}
export function overlapOwnsAmbassadorDiscard(g: DiscardContext, entry: AmbassadorEntry): boolean {
const overlap = ordinaryDiscardOverlap({ ...g, pendingAmbassador: entry }, 'ambassador');
const arrival = currentHomeworldRevivalArrival(g.homeworldRevivalReturn)?.ambassadors?.find(record => record.event === entry.event);
const caladan = g.homeworldVictoryReinforcement?.ambassadors?.find(record => record.event === entry.event);
return !!overlap && entry.stage === 'cards' && entry.resume === 'none' &&
entry.event === overlap.ambassadorEvent && entry.owner === overlap.ecaz &&
entry.token === overlap.ambassadorToken && entry.entrant === overlap.entrant &&
entry.territory === overlap.territory && entry.sector === overlap.sector &&
entry.arrivalCause === overlap.cause && entry.turn === overlap.turn && entry.phase === overlap.phase &&
(overlap.victoryEvent === undefined || entry.victoryEvent === overlap.victoryEvent) &&
(overlap.caladanArrival === undefined || entry.victoryEvent === overlap.caladanArrival.event &&
!!caladan?.terror && sameCaladanSource(overlap.caladanArrival,{event:entry.victoryEvent,
terror:caladan.terror,...(caladan.spiritual ? {spiritual:caladan.spiritual} : {})})) &&
(overlap.revivalArrival === undefined || entry.revivalEvent === overlap.revivalArrival.event &&
!!arrival && sameRevivalSource(overlap.revivalArrival, { event: overlap.revivalArrival.event,
...(arrival.spiritual === undefined ? {} : { spiritual: arrival.spiritual }),
...(arrival.terror === undefined ? {} : { terror: arrival.terror }) }));
}
export function overlapOwnsTerrorDiscard(g: DiscardContext, entry: TerrorEntry, owner: string): boolean {
const overlap = ordinaryDiscardOverlap(g, 'terror');
return !!overlap && owner === overlap.moritani && entry.resume === 'none' &&
overlap.terrorTokens.includes(entry.token) && entry.entrant === overlap.entrant &&
entry.territory === overlap.territory && entry.sector === overlap.sector &&
entry.amount === overlap.amount && entry.elite === overlap.elite &&
entry.cause === overlap.cause && entry.turn === overlap.turn && entry.phase === overlap.phase &&
(overlap.victoryEvent === undefined || entry.victoryEvent === overlap.victoryEvent) &&
(overlap.caladanArrival === undefined || sameCaladanSource(overlap.caladanArrival,entry.caladanArrival)) &&
(overlap.revivalArrival === undefined ||
sameRevivalSource(overlap.revivalArrival, entry.revivalArrival) && revivalOwnsTerrorEntry(g, entry));
}
/** The overlap owns the worm return while either serialized Terror prompt is live. */
export function overlapOwnsWormTerror(
g: Pick<Game, 'pendingArrivalOverlap' | 'turn' | 'phase'>,
entry: Pick<TerrorEntry, 'cause' | 'resume' | 'entrant' | 'territory' |
'sector' | 'amount' | 'elite' | 'turn' | 'phase' | 'token'>,
): boolean {
const overlap = g.pendingArrivalOverlap;
return !!overlap && overlap.signature === arrivalOverlapSignature(overlap) &&
overlap.resume === 'wormRide' && overlap.cause === 'wormRide' &&
entry.cause === 'wormRide' && entry.resume === 'none' &&
overlap.turn === g.turn && overlap.phase === g.phase &&
entry.turn === overlap.turn && entry.phase === overlap.phase &&
entry.entrant === overlap.entrant && entry.territory === overlap.territory &&
entry.sector === overlap.sector && entry.amount === overlap.amount &&
entry.elite === overlap.elite && overlap.terrorTokens.includes(entry.token) &&
((overlap.first === 'terror' && overlap.stage === 'first') ||
(overlap.first === 'ambassador' && overlap.stage === 'second'));
}