import type { NetworkName } from "../networks";
import { Coin } from "../wallet";
export declare const ESPLORA_URL: Record<NetworkName, string>;
export type ExplorerTransaction = {
    txid: string;
    vout: {
        scriptpubkey_address: string;
        value: bigint;
    }[];
    status: {
        confirmed: boolean;
        block_time: number;
    };
};
export interface OnchainProvider {
    getCoins(address: string): Promise<Coin[]>;
    getFeeRate(): Promise<number>;
    broadcastTransaction(txHex: string): Promise<string>;
    getTxOutspends(txid: string): Promise<{
        spent: boolean;
        txid: string;
    }[]>;
    getTransactions(address: string): Promise<ExplorerTransaction[]>;
}
export declare class EsploraProvider implements OnchainProvider {
    private baseUrl;
    constructor(baseUrl: string);
    getCoins(address: string): Promise<Coin[]>;
    getFeeRate(): Promise<number>;
    broadcastTransaction(txHex: string): Promise<string>;
    getTxOutspends(txid: string): Promise<{
        spent: boolean;
        txid: string;
    }[]>;
    getTransactions(address: string): Promise<ExplorerTransaction[]>;
}