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완료 턴 시각 대신 lobby serverTime을 분 경계에 맞춰 표시한다. 게임 API 응답과 SSE 및 같은 계정 탭 전달을 최근 통신으로 기록하고, 45초 공백에는 시계를 멈춘다. 공통 시계 투영과 단위 및 Chromium 회귀 검증을 추가한다.
68 lines
2.1 KiB
TypeScript
68 lines
2.1 KiB
TypeScript
export type ServerClockProjectionInput = {
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serverTime?: string;
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serverWallTime?: string;
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clockMode?: 'realtime' | 'manual';
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clockRunning?: boolean;
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clockStartsAt?: string | null;
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};
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export type SampledServerClock = {
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serverTimeMs: number;
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sampledClientTimeMs: number;
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clockMode: 'realtime' | 'manual';
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startDelayMs: number | null;
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};
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const parseInstant = (value?: string | null): number | null => {
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if (!value) return null;
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const parsed = new Date(value).getTime();
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return Number.isFinite(parsed) ? parsed : null;
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};
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export const sampleServerClock = (
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input: ServerClockProjectionInput,
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sampledClientTimeMs = Date.now()
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): SampledServerClock | null => {
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const serverTimeMs = parseInstant(input.serverTime);
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if (serverTimeMs === null) return null;
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let startDelayMs: number | null;
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if (input.clockMode === 'manual') {
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startDelayMs = null;
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} else if (input.clockRunning !== false) {
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startDelayMs = 0;
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} else {
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const serverWallTimeMs = parseInstant(input.serverWallTime);
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const clockStartsAtMs = parseInstant(input.clockStartsAt);
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startDelayMs =
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serverWallTimeMs !== null && clockStartsAtMs !== null
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? Math.max(0, clockStartsAtMs - serverWallTimeMs)
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: null;
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}
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return {
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serverTimeMs,
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sampledClientTimeMs,
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clockMode: input.clockMode ?? 'realtime',
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startDelayMs,
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};
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};
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export const projectServerClock = (sample: SampledServerClock, clientTimeMs = Date.now()) => {
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const clientElapsedMs = Math.max(0, clientTimeMs - sample.sampledClientTimeMs);
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const elapsedGameMs =
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sample.clockMode === 'manual' || sample.startDelayMs === null
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? 0
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: Math.max(0, clientElapsedMs - sample.startDelayMs);
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return {
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clientElapsedMs,
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time: new Date(sample.serverTimeMs + elapsedGameMs),
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};
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};
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export const millisecondsUntilNextMinute = (time: Date): number => {
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const remainder = ((time.getTime() % 60_000) + 60_000) % 60_000;
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return remainder === 0 ? 60_000 : 60_000 - remainder;
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};
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