/// <reference types="node" />
import { AccountInfo, Connection, PublicKey } from '@solana/web3.js';
import SwitchboardProgram from '@switchboard-xyz/sbv2-lite';
import Big from 'big.js';
import BN from 'bn.js';
import { I80F48, I80F48Dto } from '../numbers/I80F48';
export declare enum OracleProvider {
    Pyth = 0,
    Switchboard = 1,
    Stub = 2
}
export declare class StubOracle {
    publicKey: PublicKey;
    group: PublicKey;
    mint: PublicKey;
    lastUpdateTs: BN;
    lastUpdateSlot: BN;
    price: I80F48;
    deviation: I80F48;
    static from(publicKey: PublicKey, obj: {
        group: PublicKey;
        mint: PublicKey;
        price: I80F48Dto;
        lastUpdateTs: BN;
        lastUpdateSlot: BN;
        deviation: I80F48Dto;
    }): StubOracle;
    constructor(publicKey: PublicKey, group: PublicKey, mint: PublicKey, price: I80F48Dto, lastUpdateTs: BN, lastUpdateSlot: BN, deviation: I80F48Dto);
}
export declare function parseSwitchboardOracleV1(accountInfo: AccountInfo<Buffer>): {
    price: number;
    lastUpdatedSlot: number;
    uiDeviation: number;
};
export declare function switchboardDecimalToBig(sbDecimal: {
    mantissa: BN;
    scale: number;
}): Big;
export declare function parseSwitchboardOracleV2(program: SwitchboardProgram, accountInfo: AccountInfo<Buffer>): {
    price: number;
    lastUpdatedSlot: number;
    uiDeviation: number;
};
/**
 *
 * @param accountInfo
 * @returns ui price
 */
export declare function parseSwitchboardOracle(accountInfo: AccountInfo<Buffer>, connection: Connection): Promise<{
    price: number;
    lastUpdatedSlot: number;
    uiDeviation: number;
}>;
export declare function isSwitchboardOracle(accountInfo: AccountInfo<Buffer>): boolean;
export declare function isPythOracle(accountInfo: AccountInfo<Buffer>): boolean;
export declare function isOracleStaleOrUnconfident(nowSlot: number, maxStalenessSlots: number, oracleLastUpdatedSlot: number | undefined, deviation: I80F48 | undefined, confFilter: I80F48, price: I80F48): boolean;
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