@btc-vision/transaction/browser/generators/builders/P2WDAGenerator.d.ts

OPNet transaction library allows you to create and sign transactions for the OPNet network.

import { Network, PublicKey } from '../../../node_modules/@btc-vision/bitcoin/browser/index.js';
import { Feature, Features } from '../Features.js';
import { Generator } from '../Generator.js';
import { IChallengeSolution } from '../../epoch/interfaces/IChallengeSolution.js';
/**
 * @category Generators
 * @remarks Not fully implemented yet
 */
export declare class P2WDAGenerator extends Generator {
    private static readonly P2WDA_VERSION;
    constructor(senderPubKey: PublicKey, contractSaltPubKey: Uint8Array, network?: Network);
    /**
     * Validate that operation data will fit in P2WDA witness fields
     *
     * @param dataSize Size of the operation data
     * @param maxWitnessFields Maximum number of witness fields (default 10)
     * @param maxBytesPerWitness Maximum bytes per witness field (default 80)
     * @returns true if data will fit, false otherwise
     */
    static validateWitnessSize(dataSize: number, maxWitnessFields?: number, maxBytesPerWitness?: number): boolean;
    /**
     * Compile operation data for P2WDA witness embedding
     *
     * This creates a binary structure containing all operation information
     * without Bitcoin script opcodes. The structure is:
     *
     * [version(1)] [header(12)] [contract(32)] [challenge_pubkey(33)] [challenge_solution(32)]
     * [calldata_length(4)] [calldata] [features_length(2)] [features_data]
     *
     * @param calldata The compressed calldata for the contract interaction
     * @param contractSecret The 32-byte contract secret
     * @param challenge The challenge solution for epoch rewards
     * @param maxPriority Maximum priority fee in satoshis
     * @param featuresRaw Optional features like access lists
     * @returns Raw operation data ready for signing and compression
     */
    compile(calldata: Uint8Array, contractSecret: Uint8Array, challenge: IChallengeSolution, maxPriority: bigint, featuresRaw?: Feature<Features>[]): Uint8Array;
    getHeader(maxPriority: bigint, features?: Features[]): Uint8Array;
    /**
     * Write features section to the operation data
     *
     * Features are encoded as:
     * [feature_count(2)] [feature1_opcode(1)] [feature1_length(4)] [feature1_data] ...
     *
     * @param writer Binary writer to write to
     * @param features Array of features to encode
     */
    private writeFeatures;
}
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