import { MAX_PLAY_SANDBOX_RUNTIME_LIMITS } from './sandbox-runtime-limits';

/** Maximum active user-code runtime for a standard play, in seconds. */
export const STANDARD_PLAY_RUNTIME_LIMIT_SECONDS = 30 * 60;
export const STANDARD_PLAY_RUNTIME_LIMIT_LABEL = '30 minutes';

/**
 * Extra time after the user-code deadline for the sandbox runner to push its
 * terminal, flush captured stdout, and let the crash epilogue finish.
 */
export const PLAY_RUNNER_TERMINAL_GRACE_SECONDS = 90;

/**
 * Hard ceiling for Daytona runner startup before the customer runtime clock is
 * armed. This covers the first durable heartbeat and the worker's reverse
 * startup acknowledgement without charging either interval to user code.
 */
export const PLAY_RUNNER_STARTUP_GRACE_SECONDS = 4 * 60;

/**
 * Runner timeout includes setup, cleanup, and billing headroom after the
 * user-code runtime cap.
 */
export const PLAY_RUNNER_TIMEOUT_SECONDS = 40 * 60;

/** TTL for workflow executor tokens, in seconds. */
export const WORKFLOW_EXECUTOR_TOKEN_TTL_SECONDS =
  MAX_PLAY_SANDBOX_RUNTIME_LIMITS.timeoutSeconds +
  (PLAY_RUNNER_TIMEOUT_SECONDS - STANDARD_PLAY_RUNTIME_LIMIT_SECONDS);

/**
 * Absurd run-claim lease window, in seconds. The scheduler expires a claim whose
 * `claim_expires_at` falls this far behind, so whoever owns execution must renew
 * within this window. Shared between the worker's own lease heartbeat and the
 * Daytona push-execution runner (which heartbeats the receipt gateway on a
 * `RUNTIME_CLAIM_LEASE_SECONDS / 3` cadence) so both agree on the deadline.
 */
export const RUNTIME_CLAIM_LEASE_SECONDS = 120;

/** Heartbeat cadence divisor: renew the claim this many times per lease window. */
export const RUNTIME_CLAIM_HEARTBEAT_DIVISOR = 3;