import type { Slot } from '@solana/rpc-types';

type PerformanceSample = Readonly<{
    /** Number of non-vote transactions in sample */
    numNonVoteTransactions: bigint;
    /** Number of slots in sample */
    numSlots: bigint;
    /** Number of transactions in sample */
    numTransactions: bigint;
    /** Number of seconds in a sample window */
    samplePeriodSecs: number;
    /** Slot in which sample was taken at */
    slot: Slot;
}>;

type GetRecentPerformanceSamplesApiResponse = readonly PerformanceSample[];

export type GetRecentPerformanceSamplesApi = {
    /**
     * Returns a list of recent performance samples, in reverse slot order.
     *
     * Performance samples are taken every 60 seconds and include the number of transactions and
     * slots that occur in a given time window.
     *
     * @param limit Number of samples to return. Maximum of 720.
     * @see https://solana.com/docs/rpc/http/getrecentperformancesamples
     */
    getRecentPerformanceSamples(limit?: number): GetRecentPerformanceSamplesApiResponse;
};