NPC 감사에서 최근 기록 월을 기본 조회하고 실제 시나리오로 검증한다

app/game-api/src/router/playAudit/decisions.ts

@@ -173,7 +173,35 @@ export const decisionHistory = auditProcedure
     .query(({ ctx, input }) =>
         readAudit(ctx, async (tx) => {
             const world = await readAuditWorld(tx);
-            const month = input.month ?? { year: world.year, month: world.month };
+            // 장수 턴은 월 경계와 동시에 실행되지 않는다. 현재 상태에서는 마지막으로
+            // 실제 결정이 저장된 월을 열고, 명시한 과거 월은 빈 월이어도 그대로 보존한다.
+            const latest =
+                !input.month && world.serverId
+                    ? await tx.playAuditDecision.findFirst({
+                          where: {
+                              serverId: world.serverId,
+                              generalId: input.generalId,
+                              phase: input.phase,
+                              AND: [
+                                  {
+                                      OR: [
+                                          { year: { gt: world.startYear } },
+                                          { year: world.startYear, month: { gte: world.startMonth } },
+                                      ],
+                                  },
+                                  {
+                                      OR: [
+                                          { year: { lt: world.year } },
+                                          { year: world.year, month: { lte: world.month } },
+                                      ],
+                                  },
+                              ],
+                          },
+                          orderBy: [{ year: 'desc' }, { month: 'desc' }, { tick: 'desc' }, { id: 'desc' }],
+                          select: { year: true, month: true },
+                      })
+                    : null;
+            const month = input.month ?? latest ?? { year: world.year, month: world.month };
             const ordinal = monthOrdinal(month.year, month.month);
             if (
                 ordinal < monthOrdinal(world.startYear, world.startMonth) ||
@@ -206,6 +234,8 @@ export const decisionHistory = auditProcedure
             return {
                 ...world,
                 month,
+                currentMonth: { year: world.year, month: world.month },
+                selection: input.month ? ('MONTH' as const) : ('LATEST' as const),
                 coverage: world.serverId ? ('PROCEDURES_ONLY' as const) : ('IDENTITY_MISSING' as const),
                 items: rows.slice(0, input.limit).map(project),
                 nextCursor: rows.length > input.limit && last ? { tick: last.tick.toString(), id: last.id } : null,

app/game-api/test/securityTransport.integration.test.ts

@@ -2352,6 +2352,33 @@ integration('game API security over HTTP transport', () => {
                 ],
             });
             const decisionInput = { generalId: decisionGeneral, month: { year: 190, month: 1 }, limit: 1 };
+            // 월 경계 뒤 장수의 첫 턴 전에도 직전 결정에 도달할 수 있어야 한다.
+            expect((await get('decisionHistory', admin, { generalId: decisionGeneral })).body).toMatchObject({
+                result: {
+                    data: {
+                        selection: 'LATEST',
+                        month: { year: 190, month: 1 },
+                        currentMonth: { year: 190, month: 2 },
+                        items: expect.arrayContaining([expect.objectContaining({ id: decisionIds[0] })]),
+                    },
+                },
+            });
+            expect(
+                (await get('decisionHistory', admin, { generalId: decisionGeneral, month: { year: 190, month: 2 } }))
+                    .body
+            ).toMatchObject({
+                result: { data: { selection: 'MONTH', month: { year: 190, month: 2 }, items: [] } },
+            });
+            expect(
+                (await get('decisionHistory', admin, { generalId: decisionGeneral, phase: 'nation' })).body
+            ).toMatchObject({
+                result: {
+                    data: { selection: 'LATEST', month: { year: 190, month: 1 }, items: [{ id: decisionIds[1] }] },
+                },
+            });
+            expect((await get('decisionHistory', admin, { generalId: 2147483647 })).body).toMatchObject({
+                result: { data: { selection: 'LATEST', month: { year: 190, month: 2 }, items: [] } },
+            });
             expect((await get('decisionHistory', undefined, decisionInput)).status).toBe(401);
             expect((await get('decisionHistory', await token(['admin']), decisionInput)).status).toBe(403);
             const decisionList = await get('decisionHistory', admin, decisionInput);