/// <reference types="node" />
import Decimal from 'decimal.js';
import { Blockchain } from '../blockchain';
import { Consensus } from '../consensus';
import { Logger } from '../logger';
import { MemPool } from '../memPool';
import { Block, Transaction } from '../primitives';
export interface FeeRateEntry {
    feeRate: bigint;
    blockHash: Buffer;
}
export interface BlockSizeEntry {
    blockSize: number;
    blockHash: Buffer;
}
export type PriorityLevel = typeof PRIORITY_LEVELS[number];
export type PriorityLevelPercentiles = {
    slow: number;
    average: number;
    fast: number;
};
export declare const PRIORITY_LEVELS: readonly ["slow", "average", "fast"];
export declare const BLOCK_SIZE: "blockSize";
export declare class FeeEstimator {
    private queues;
    private percentiles;
    private readonly logger;
    private maxBlockHistory;
    private defaultFeeRate;
    readonly minFeeRate: bigint;
    private consensus;
    constructor(options: {
        consensus: Consensus;
        maxBlockHistory?: number;
        minFeeRate?: bigint;
        logger?: Logger;
        percentiles?: PriorityLevelPercentiles;
    });
    init(chain: Blockchain): Promise<void>;
    onConnectBlock(block: Block, memPool: MemPool): void;
    onDisconnectBlock(block: Block): void;
    private getTransactionFeeRates;
    estimateFeeRates(): {
        slow: bigint;
        average: bigint;
        fast: bigint;
    };
    estimateFeeRate(priorityLevel: PriorityLevel): bigint;
    size(priorityLevel: PriorityLevel): number | undefined;
    private isFull;
}
export declare function getFee(feeRate: bigint, transactionSize: number): bigint;
export declare function getFeeRate(transaction: Transaction): bigint;
export declare function getPreciseFeeRate(transaction: Transaction): Decimal;
//# sourceMappingURL=feeEstimator.d.ts.map