spb/spinza

1import type { FastifyInstance } from "fastify";2import os from "node:os";3import { pingDb } from "@spinza/database";4import { CryptoRng, runSpin } from "@spinza/game-core";5import { GAMES } from "@spinza/games";6import { pingRedis, redis } from "../lib/redis";7import { config } from "../config";8import { maintenance } from "../lib/settings";910const startedAt = Date.now();1112export async function healthRoutes(app: FastifyInstance) {13  app.get("/api/health", async () => ({14    status: "ok",15    service: "spinza-api",16    version: config.version,17    uptime: Math.round((Date.now() - startedAt) / 1000),18    node: os.hostname(),19    maintenance: maintenance().enabled,20    time: new Date().toISOString(),21  }));2223  app.get("/api/health/database", async (reply) => {24    try {25      const latency = await pingDb();26      return { status: "ok", latencyMs: latency };27    } catch (e) {28      return { status: "down", error: (e as Error).message };29    }30  });3132  app.get("/api/health/redis", async () => {33    try {34      const latency = await pingRedis();35      return { status: "ok", latencyMs: latency };36    } catch (e) {37      return { status: "down", error: (e as Error).message };38    }39  });4041  app.get("/api/health/game-engine", async () => {42    const t = Date.now();43    const def = GAMES[0];44    const out = runSpin(def, 100, { rng: new CryptoRng() });45    return { status: "ok", games: GAMES.length, sampleGame: def.slug, steps: out.steps.length, latencyMs: Date.now() - t };46  });4748  app.get("/api/ready", async (_req, reply) => {49    try {50      await Promise.all([pingDb(), pingRedis()]);51      return { ready: true };52    } catch (e) {53      reply.code(503);54      return { ready: false, error: (e as Error).message };55    }56  });5758  app.get("/api/live", async () => {59    const cutoff = Date.now() - 5 * 60_000;60    const players = await redis().zcount("live:players", cutoff, "+inf");61    return { players };62  });63}64