Function readLastFiredAt

apps/sim/lib/workspace-events/state.ts:10–28

(
  workflowId: string,
  blockId: string,
  scopeKey: string
)

 * {@link claimCooldown} remains the source of truth.
 */
export async function readLastFiredAt(
  workflowId: string,
  blockId: string,
  scopeKey: string
): Promise<Date | null> {
  const rows = await db
    .select({ lastFiredAt: simTriggerState.lastFiredAt })
    .from(simTriggerState)
    .where(
      and(
        eq(simTriggerState.workflowId, workflowId),
        eq(simTriggerState.blockId, blockId),
        eq(simTriggerState.scopeKey, scopeKey)
      )
    )
    .limit(1)

  return rows[0]?.lastFiredAt ?? null
}

/**
 * Atomically claims a cooldown slot for a subscription scope.