/**
 * @name perps/phoenix/phoenix-relay-api
 * @description Relay.link API client for cross-chain deposits to Solana.
 *
 * Uses the Relay.link REST API to generate deposit addresses for bridging
 * funds from EVM chains (Ethereum, Base, Arbitrum, etc.) to Solana USDC.
 *
 * @module perps/phoenix/phoenix-relay-api
 */
/** Solana chain ID in Relay (not an EVM chain ID). */
export declare const RELAY_SOLANA_CHAIN_ID = 792703809;
/** USDC mint on Solana — the destination currency for cross-chain deposits. */
export declare const RELAY_SOLANA_USDC_ADDRESS = "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v";
/** Common EVM chain IDs supported by Relay for cross-chain deposits. */
export declare const RELAY_EVM_CHAIN_IDS: {
    readonly ethereum: 1;
    readonly optimism: 10;
    readonly bsc: 56;
    readonly polygon: 137;
    readonly arbitrum: 42161;
    readonly base: 8453;
    readonly avalanche: 43114;
    readonly blast: 81457;
    readonly scroll: 534352;
    readonly linea: 59144;
};
/** Native zero address for EVM chains (used for native currency like ETH). */
export declare const RELAY_EVM_NATIVE_ADDRESS = "0x0000000000000000000000000000000000000000";
/** USDC addresses on common EVM chains. */
export declare const RELAY_EVM_USDC_ADDRESSES: Record<number, string>;
export interface CrossChainQuoteRequest {
    /** Recipient wallet on Solana (base58). */
    recipient: string;
    /** Origin chain ID (e.g. 1 for Ethereum, 8453 for Base). */
    originChainId: number;
    /** Origin currency address (native = 0x000...000, or ERC20 contract). */
    originCurrency: string;
    /** Amount in smallest unit (wei for ETH, or token units for ERC20). */
    amount: string;
    /** Trade type: EXACT_INPUT (default) or EXPECTED_OUTPUT. */
    tradeType?: 'EXACT_INPUT' | 'EXPECTED_OUTPUT';
}
export interface CrossChainQuoteResponse {
    depositAddress: string;
    requestId: string;
    steps: unknown[];
    fees: {
        gas: {
            amount: string;
            currency: string;
        };
        relayer?: {
            amount: string;
            currency: string;
        };
    };
    details: {
        operation: string;
        timeEstimate: number;
        currencyIn: {
            currency: {
                symbol: string;
                name: string;
                decimals: number;
                chainId: number;
            };
            amount: string;
        };
        currencyOut: {
            currency: {
                symbol: string;
                name: string;
                decimals: number;
                chainId: number;
            };
            amount: string;
        };
    };
}
export interface DepositStatusResponse {
    status: 'pending' | 'success' | 'failed' | 'refunded' | 'delayed';
    inTxHashes: string[];
    txHashes: string[];
    updatedAt: number;
    originChainId: number;
    destinationChainId: number;
}
export interface RelayChainInfo {
    id: number;
    name: string;
    displayName: string;
    depositEnabled: boolean;
    currency: {
        symbol: string;
        address: string;
        decimals: number;
    };
}
/**
 * Fetch a cross-chain deposit quote from Relay.link.
 * The user sends funds to the deposit address and receives USDC on Solana.
 */
export declare function getCrossChainQuote(params: CrossChainQuoteRequest): Promise<CrossChainQuoteResponse>;
/**
 * Check the status of a cross-chain deposit by requestId.
 */
export declare function getDepositStatus(requestId: string): Promise<DepositStatusResponse>;
/**
 * Get all chains supported by Relay for cross-chain deposits.
 */
export declare function getSupportedChains(): Promise<RelayChainInfo[]>;
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