feat(engine): migrate monthly pre-update boundary

2026-07-25 21:36:34 +00:00
parent bd57a99d0e
commit 5f390a46b9
12 changed files with 666 additions and 59 deletions
@@ -0,0 +1,75 @@
+import { asRecord } from '@sammo-ts/common';
+import type { TurnCommandEnv } from '@sammo-ts/logic';
+
+import type { InMemoryTurnWorld, TurnCalendarHandler } from './inMemoryWorld.js';
+
+const CITY_STATE_TRANSITIONS = new Map<number, number>([
+    [31, 0],
+    [32, 31],
+    [33, 0],
+    [34, 33],
+    [41, 0],
+    [42, 41],
+    [43, 42],
+]);
+
+const readFiniteNumber = (value: unknown, fallback = 0): number => {
+    if (typeof value === 'number' && Number.isFinite(value)) {
+        return value;
+    }
+    if (typeof value === 'string') {
+        const parsed = Number(value);
+        if (Number.isFinite(parsed)) {
+            return parsed;
+        }
+    }
+    return fallback;
+};
+
+/**
+ * ref preUpdateMonthly()에서 국가 외 상태를 날짜 변경 전에 갱신한다.
+ * 연감 저장은 이 handler보다 먼저, MONTH event는 이 handler보다 나중에
+ * 실행되도록 turnDaemon의 calendar handler 순서가 계약을 보장한다.
+ */
+export const createMonthlyBoundaryPreHandler = (options: {
+    getWorld: () => InMemoryTurnWorld | null;
+    startYear: number;
+    commandEnv: TurnCommandEnv;
+}): TurnCalendarHandler => ({
+    beforeMonthChanged: (context) => {
+        const world = options.getWorld();
+        if (!world) {
+            return;
+        }
+
+        const develCost = (context.previousYear - options.startYear + 10) * 2;
+        options.commandEnv.develCost = develCost;
+        world.updateWorldMeta({ develcost: develCost });
+
+        for (const general of world.listGenerals()) {
+            const meta = asRecord(general.meta);
+            world.updateGeneral(general.id, {
+                ...(general.refreshScoreTotal === undefined
+                    ? {}
+                    : { refreshScoreTotal: Math.floor(readFiniteNumber(general.refreshScoreTotal) * 0.99) }),
+                meta: {
+                    ...general.meta,
+                    makelimit: Math.max(0, Math.floor(readFiniteNumber(meta.makelimit)) - 1),
+                },
+            });
+        }
+
+        for (const city of world.listCities()) {
+            const meta = asRecord(city.meta);
+            const nextTerm = Math.max(0, Math.floor(readFiniteNumber(meta.term)) - 1);
+            world.updateCity(city.id, {
+                state: CITY_STATE_TRANSITIONS.get(city.state) ?? city.state,
+                conflict: nextTerm === 0 ? {} : city.conflict,
+                meta: {
+                    ...city.meta,
+                    term: nextTerm,
+                },
+            });
+        }
+    },
+});