feat: implement game API with TRPC and Redis transport

- Added GameApiConfig interface and configuration resolver from environment variables.
- Created GameApiContext for managing database and transport dependencies.
- Implemented InMemoryTurnDaemonTransport for testing purposes.
- Developed RedisTurnDaemonTransport for command and status handling via Redis streams.
- Defined TurnDaemonStreamKeys for namespacing Redis streams by profile.
- Established TRPC router with endpoints for health check, world state retrieval, and turn daemon commands (run, pause, resume, status).
- Integrated Fastify server with TRPC and Redis transport.
- Added unit tests for router functionality and stream key generation.
- Configured Vitest for testing environment.
This commit is contained in:
2025-12-30 01:04:52 +00:00
parent d6c4a4ae25
commit 1688ca0d23
16 changed files with 1036 additions and 3 deletions
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import { randomUUID } from 'node:crypto';
import type {
TurnDaemonCommand,
TurnDaemonCommandEnvelope,
TurnDaemonStatus,
} from './types.js';
import type { TurnDaemonTransport } from './transport.js';
const buildDefaultStatus = (): TurnDaemonStatus => ({
state: 'idle',
running: false,
paused: false,
queueDepth: 0,
});
// 턴 데몬 통신을 메모리 큐로 흉내 내는 테스트용 전송기.
export class InMemoryTurnDaemonTransport implements TurnDaemonTransport {
public readonly commands: TurnDaemonCommandEnvelope[] = [];
private status: TurnDaemonStatus;
constructor(initialStatus: TurnDaemonStatus = buildDefaultStatus()) {
this.status = initialStatus;
}
// 테스트용: 메모리 큐에 명령을 저장하고 requestId를 반환한다.
async sendCommand(command: TurnDaemonCommand): Promise<string> {
const requestId = command.type === 'getStatus' ? command.requestId : randomUUID();
this.commands.push({
requestId,
sentAt: new Date().toISOString(),
command,
});
return requestId;
}
async requestStatus(): Promise<TurnDaemonStatus> {
return this.status;
}
setStatus(status: TurnDaemonStatus): void {
this.status = status;
}
}
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import { randomUUID } from 'node:crypto';
import type { RedisClientType } from 'redis';
import type { TurnDaemonStreamKeys } from './streamKeys.js';
import type { TurnDaemonTransport } from './transport.js';
import type {
TurnDaemonCommand,
TurnDaemonCommandEnvelope,
TurnDaemonEventEnvelope,
TurnDaemonStatus,
} from './types.js';
interface RedisTurnDaemonTransportOptions {
keys: TurnDaemonStreamKeys;
requestTimeoutMs: number;
}
type RedisStreamReadResponse = Array<{
name: string;
messages: Array<{ id: string; message: Record<string, string> }>;
}>;
const buildCommandEnvelope = (command: TurnDaemonCommand): TurnDaemonCommandEnvelope => {
const requestId = command.type === 'getStatus' ? command.requestId : randomUUID();
return {
requestId,
sentAt: new Date().toISOString(),
command,
};
};
const parseEventEnvelope = (raw: string): TurnDaemonEventEnvelope | null => {
try {
const parsed = JSON.parse(raw) as Partial<TurnDaemonEventEnvelope>;
if (!parsed || typeof parsed !== 'object') {
return null;
}
if (!parsed.event || typeof parsed.event !== 'object') {
return null;
}
if (typeof parsed.sentAt !== 'string') {
return null;
}
return parsed as TurnDaemonEventEnvelope;
} catch {
return null;
}
};
// 턴 데몬 제어 스트림을 Redis로 구현한 전송기.
export class RedisTurnDaemonTransport implements TurnDaemonTransport {
private readonly client: RedisClientType;
private readonly keys: TurnDaemonStreamKeys;
private readonly requestTimeoutMs: number;
constructor(client: RedisClientType, options: RedisTurnDaemonTransportOptions) {
this.client = client;
this.keys = options.keys;
this.requestTimeoutMs = options.requestTimeoutMs;
}
// Redis 스트림에 명령을 기록해서 턴 데몬에게 전달한다.
async sendCommand(command: TurnDaemonCommand): Promise<string> {
const envelope = buildCommandEnvelope(command);
await this.client.xAdd(this.keys.commandStream, '*', {
payload: JSON.stringify(envelope),
});
return envelope.requestId;
}
async requestStatus(timeoutMs?: number): Promise<TurnDaemonStatus | null> {
const requestId = randomUUID();
await this.sendCommand({ type: 'getStatus', requestId });
const deadline = Date.now() + (timeoutMs ?? this.requestTimeoutMs);
let lastId = '$';
while (Date.now() < deadline) {
const remaining = Math.max(1, deadline - Date.now());
const response = (await this.client.xRead(
{ key: this.keys.eventStream, id: lastId },
{ BLOCK: remaining, COUNT: 10 }
)) as RedisStreamReadResponse | null;
if (!response) {
return null;
}
for (const stream of response) {
for (const message of stream.messages) {
lastId = message.id;
const payload = message.message.payload;
if (!payload) {
continue;
}
const envelope = parseEventEnvelope(payload);
if (!envelope) {
continue;
}
if (envelope.event.type === 'status' && envelope.requestId === requestId) {
return envelope.event.status;
}
}
}
}
return null;
}
}
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export interface TurnDaemonStreamKeys {
commandStream: string;
eventStream: string;
}
export const buildTurnDaemonStreamKeys = (profileName: string): TurnDaemonStreamKeys => {
return {
commandStream: `sammo:${profileName}:turn-daemon:commands`,
eventStream: `sammo:${profileName}:turn-daemon:events`,
};
};
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import type { TurnDaemonCommand, TurnDaemonStatus } from './types.js';
export interface TurnDaemonTransport {
sendCommand(command: TurnDaemonCommand): Promise<string>;
requestStatus(timeoutMs?: number): Promise<TurnDaemonStatus | null>;
}
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export type TurnDaemonState = 'idle' | 'running' | 'flushing' | 'paused' | 'stopping';
export type RunReason = 'schedule' | 'manual' | 'poke';
export interface TurnRunBudget {
budgetMs: number;
maxGenerals: number;
catchUpCap: number;
}
export interface TurnCheckpoint {
turnTime: string;
generalId?: number;
year: number;
month: number;
}
export interface TurnRunResult {
lastTurnTime: string;
processedGenerals: number;
processedTurns: number;
durationMs: number;
partial: boolean;
checkpoint?: TurnCheckpoint;
}
export interface TurnDaemonStatus {
state: TurnDaemonState;
running: boolean;
paused: boolean;
lastRunAt?: string;
lastDurationMs?: number;
lastTurnTime?: string;
nextTurnTime?: string;
pendingReason?: RunReason;
queueDepth: number;
checkpoint?: TurnCheckpoint;
}
// 턴 데몬 제어 요청은 Redis 스트림으로 전달한다.
export type TurnDaemonCommand =
| { type: 'run'; reason: RunReason; targetTime?: string; budget?: TurnRunBudget }
| { type: 'pause'; reason?: string }
| { type: 'resume'; reason?: string }
| { type: 'getStatus'; requestId: string };
// 턴 데몬 이벤트는 상태/실행 결과를 API 서버에 알려준다.
export type TurnDaemonEvent =
| { type: 'status'; requestId?: string; status: TurnDaemonStatus }
| { type: 'runStarted'; at: string; reason: RunReason }
| { type: 'runCompleted'; at: string; result: TurnRunResult }
| { type: 'runFailed'; at: string; error: string };
export interface TurnDaemonCommandEnvelope {
requestId: string;
sentAt: string;
command: TurnDaemonCommand;
}
export interface TurnDaemonEventEnvelope {
requestId?: string;
sentAt: string;
event: TurnDaemonEvent;
}