142 lines
4.4 KiB
TypeScript
142 lines
4.4 KiB
TypeScript
import { clamp } from 'es-toolkit';
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import { DIPLOMACY_STATE } from './constants.js';
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export { DIPLOMACY_STATE } from './constants.js';
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export const DEFAULT_DECLARE_WAR_TERM = 24;
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export const DEFAULT_WAR_TERM = 6;
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const MAX_WAR_TERM = 13;
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export interface DiplomacyEntry {
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fromNationId: number;
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toNationId: number;
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state: number;
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term: number;
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dead: number;
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meta: Record<string, unknown>;
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}
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export interface DiplomacyPatch {
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state?: number;
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term?: number;
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dead?: number;
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deadDelta?: number;
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meta?: Record<string, unknown>;
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}
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export const buildDiplomacyKey = (srcNationId: number, destNationId: number): string =>
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`${srcNationId}:${destNationId}`;
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export const buildDefaultDiplomacy = (srcNationId: number, destNationId: number): DiplomacyEntry => ({
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fromNationId: srcNationId,
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toNationId: destNationId,
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state: DIPLOMACY_STATE.TRADE,
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term: 0,
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dead: 0,
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meta: {},
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});
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export const applyDiplomacyPatch = (entry: DiplomacyEntry, patch: DiplomacyPatch): DiplomacyEntry => {
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const nextDead =
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typeof patch.dead === 'number'
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? patch.dead
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: typeof patch.deadDelta === 'number'
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? entry.dead + patch.deadDelta
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: entry.dead;
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return {
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...entry,
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state: patch.state ?? entry.state,
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term: patch.term ?? entry.term,
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dead: clamp(nextDead, 0, Number.MAX_SAFE_INTEGER),
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meta: patch.meta ? { ...entry.meta, ...patch.meta } : entry.meta,
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};
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};
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export const readDiplomacyMeta = (meta: Record<string, unknown>): { meta: Record<string, unknown>; dead: number } => {
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const rawDead = meta.dead;
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const dead = typeof rawDead === 'number' ? rawDead : 0;
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const cleaned = { ...meta };
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delete cleaned.dead;
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return { meta: cleaned, dead };
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};
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export const buildDiplomacyMeta = (entry: DiplomacyEntry): Record<string, unknown> => ({
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...entry.meta,
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dead: entry.dead,
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});
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export const processDiplomacyMonth = (
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diplomacy: DiplomacyEntry[],
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generalCounts: Map<number, number>
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): DiplomacyEntry[] => {
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const next = diplomacy.map((entry) => ({
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...entry,
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meta: { ...entry.meta },
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}));
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const byKey = new Map<string, DiplomacyEntry>(
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next.map((entry) => [buildDiplomacyKey(entry.fromNationId, entry.toNationId), entry])
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);
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// 전쟁 기간 갱신: 사상자에 따라 term 증가, 잔여 사상자 유지.
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for (const entry of next) {
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if (entry.state !== DIPLOMACY_STATE.WAR || entry.dead <= 0) {
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continue;
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}
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const genCount = Math.max(1, generalCounts.get(entry.fromNationId) ?? 1);
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const termIncrease = Math.floor(entry.dead / 100 / genCount);
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if (termIncrease <= 0) {
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continue;
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}
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entry.dead -= termIncrease * 100 * genCount;
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entry.term = clamp(entry.term + termIncrease, 0, MAX_WAR_TERM);
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}
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// 전쟁 종료 판정: 양방 term이 1 이하이면 통상으로 전환.
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const processedPairs = new Set<string>();
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for (const entry of next) {
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if (entry.state !== DIPLOMACY_STATE.WAR || entry.term > 1) {
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continue;
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}
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const pairKey = buildDiplomacyKey(
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Math.min(entry.fromNationId, entry.toNationId),
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Math.max(entry.fromNationId, entry.toNationId)
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);
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if (processedPairs.has(pairKey)) {
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continue;
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}
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const opposite = byKey.get(buildDiplomacyKey(entry.toNationId, entry.fromNationId));
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if (opposite && opposite.state === DIPLOMACY_STATE.WAR && opposite.term <= 1) {
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entry.state = DIPLOMACY_STATE.TRADE;
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entry.term = 0;
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opposite.state = DIPLOMACY_STATE.TRADE;
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opposite.term = 0;
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processedPairs.add(pairKey);
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}
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}
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// 사상자 초기화 및 term 감소.
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for (const entry of next) {
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if (entry.state !== DIPLOMACY_STATE.WAR) {
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entry.dead = 0;
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}
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entry.term = Math.max(0, entry.term - 1);
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}
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// 불가침/선전포고 만료 처리.
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for (const entry of next) {
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if (entry.state === DIPLOMACY_STATE.NON_AGGRESSION && entry.term === 0) {
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entry.state = DIPLOMACY_STATE.TRADE;
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} else if (entry.state === DIPLOMACY_STATE.DECLARATION && entry.term === 0) {
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entry.state = DIPLOMACY_STATE.WAR;
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entry.term = DEFAULT_WAR_TERM;
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}
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}
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return next;
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};
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export * from './frontState.js';
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export * from './instantResponse.js';
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