import { type Cell } from '@ton/core';
import { type TonClient, Address } from '@ton/ton';
import type { AnyMessage, WithLogger } from '../types.ts';
import type { UnsignedTONTx } from './types.ts';
/** Opcode for Router ccipSend operation */
export declare const CCIP_SEND_OPCODE = 829853077;
/** Default gas buffer to add to fee for transaction execution */
export declare const DEFAULT_GAS_BUFFER: bigint;
/** Default gas limit for destination chain execution */
export declare const DEFAULT_GAS_LIMIT = 200000n;
/**
 * WRAPPED_NATIVE address for TON - sentinel address representing native TON.
 * Used as feeToken for native TON payments in FeeQuoter calls.
 */
export declare const WRAPPED_NATIVE: Address;
/**
 * Builds the Router ccipSend message cell.
 *
 * Relies on TL-B structure (Router_CCIPSend) from chainlink-ton repo.
 *
 * @param destChainSelector - Destination chain selector
 * @param message - CCIP message containing receiver, data, tokenAmounts, and extraArgs
 * @param feeTokenAddress - Fee token jetton address, or null for native TON
 * @param queryId - TON query ID for the message (default: 0)
 * @returns Cell containing the encoded Router ccipSend message
 */
export declare function buildCcipSendCell(destChainSelector: bigint, message: AnyMessage, feeTokenAddress?: Address | null, queryId?: bigint): Cell;
/**
 * Gets the fee for sending a CCIP message by calling FeeQuoter.validatedFee.
 *
 * @param ctx - Context with TonClient provider and logger
 * @param router - Router contract address
 * @param destChainSelector - Destination chain selector
 * @param message - CCIP message to quote
 * @returns Fee amount in nanotons
 */
export declare function getFee(ctx: {
    provider: TonClient;
} & WithLogger, router: string, destChainSelector: bigint, message: AnyMessage): Promise<bigint>;
/**
 * Generates an unsigned CCIP send transaction for the Router.
 *
 * @param ctx - Context with TonClient provider and logger
 * @param _sender - Sender address (unused, for interface compatibility)
 * @param router - Router contract address
 * @param destChainSelector - Destination chain selector
 * @param message - CCIP message with fee included
 * @param opts - Optional gas buffer override
 * @returns Unsigned transaction ready for signing
 */
export declare function generateUnsignedCcipSend(ctx: {
    provider: TonClient;
} & WithLogger, _sender: string, router: string, destChainSelector: bigint, message: AnyMessage & {
    fee: bigint;
}, opts?: {
    gasBuffer?: bigint;
}): Omit<UnsignedTONTx, 'family'>;
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