import type { PublicClient, WalletClient } from "viem";
export declare const EVM_CHAINS: {
    readonly ethereum: 1;
    readonly polygon: 137;
    readonly bsc: 56;
    readonly arbitrum: 42161;
    readonly optimism: 10;
    readonly base: 8453;
    readonly robinhood: 4663;
};
export type EvmChainName = keyof typeof EVM_CHAINS;
export declare const USDC_NATIVE: Record<EvmChainName, `0x${string}`>;
export declare const USDC_BRIDGED: Partial<Record<EvmChainName, `0x${string}`>>;
export interface BridgeQuoteOptions {
    fromChain: EvmChainName;
    toChain: EvmChainName;
    fromToken: `0x${string}`;
    toToken: `0x${string}`;
    fromAmount: string;
    fromAddress: `0x${string}`;
    toAddress?: `0x${string}`;
    slippage?: number;
    integrator?: string;
}
export interface BridgeQuote {
    from: {
        chain: EvmChainName;
        token: `0x${string}`;
        amount: string;
    };
    to: {
        chain: EvmChainName;
        token: `0x${string}`;
        amount: string;
        amount_min: string;
    };
    fees: {
        bridge_usd: number;
        gas_usd: number;
        total_usd: number;
    };
    eta_seconds: number;
    bridge_tool: string;
    raw_quote: unknown;
}
export declare function bridgeQuote(opts: BridgeQuoteOptions): Promise<BridgeQuote>;
export interface BridgeReceipt {
    source_tx: `0x${string}`;
    source_chain: EvmChainName;
    dest_chain: EvmChainName;
    bridge_tool: string;
    status: "submitted" | "pending" | "done" | "failed";
    dest_tx?: string;
}
export declare function bridgeExecute(quote: BridgeQuote, walletClient: WalletClient, publicClient: PublicClient): Promise<BridgeReceipt>;
/**
 * Poll LiFi's /v1/status for cross-chain arrival. Stargate/Across typically
 * finalise in 30s-3min; Circle CCTP can take 15-25min on Polygon side.
 *
 * Returns once status is "DONE" or "FAILED", or throws on timeout.
 */
export declare function bridgeWaitForArrival(sourceTxHash: `0x${string}`, opts?: {
    pollIntervalMs?: number;
    timeoutMs?: number;
}): Promise<{
    status: "done" | "failed";
    dest_tx?: string;
    raw: unknown;
}>;
//# sourceMappingURL=crossChain.d.ts.map