import type { ChainId } from "../types/enums";
import { type Currency, type CurrencyBase } from "../types/model";
export interface Token {
    name: string;
    address?: string;
    ticker: string;
    decimals: number;
    chainId: ChainId;
    logoURI: string;
}
export interface ChainMetadata {
    chainId: ChainId;
    name: string;
    logoURI: string;
}
export interface ChainEntry {
    chainId: ChainId;
    name: string;
    logoURI: string;
    nativeCurrency?: {
        symbol: string;
        decimals: number;
    } | null;
    tokens: Token[];
}
export interface TokenListResponse {
    chains: ChainEntry[];
}
export declare function tokenToCurrency(token: Token): Currency;
/**
 * Fetches the token list from the TOKEN_LIST_URL and returns it as a structured object.
 */
export declare function fetchTokenList(url?: string, init?: RequestInit): Promise<TokenListResponse>;
/**
 * Returns all chains from the token list.
 */
export declare function getChains(chains: ChainEntry[]): ChainMetadata[];
/**
 * Returns all tokens for the given chainId.
 */
export declare function tokensByChainId(chains: readonly ChainEntry[], chainId: ChainId): Token[];
/**
 * Returns the token for the given chainId and address (undefined for native asset).
 */
export declare function getToken(chains: readonly ChainEntry[], currency: CurrencyBase): Token | undefined;