import type { FastifyPluginAsyncZod } from "fastify-type-provider-zod"
import { z } from "zod"

const healthResponse = z.object({
  status: z.literal("ok"),
  uptime: z.number(),
  timestamp: z.iso.datetime(),
})

/** GET /health — liveness per Docker/Caddy. Escluso dal rate limit. */
const healthRoutes: FastifyPluginAsyncZod = async (app) => {
  app.get(
    "/health",
    {
      config: { rateLimit: false },
      // Healthcheck Docker ogni 15 s: niente righe "incoming request"/"request completed" nei log (errori sì)
      logLevel: "warn",
      schema: { response: { 200: healthResponse } },
    },
    async () => ({
      status: "ok" as const,
      uptime: Math.round(process.uptime()),
      timestamp: new Date().toISOString(),
    }),
  )
}

export default healthRoutes