import {PrivateKey} from "../../PrivateKey";

/**
 * @typedef {Object} BlockchainUserPayloadJSON
 * @property {number} version - payload version
 * @property {Buffer} pubKeyId
 * @property {string} userName
 * @property {string} [payloadSig]
 * @property {string} [payloadSigSize]
 */
export type BlockchainUserPayloadJSON = {
    version: number;
    pubKeyId: Buffer;
    userName: string;
    payloadSig?: string;
    payloadSigSize?: string;
};

/**
 * @class SubTxRegisterPayload
 * @property {number} version - payload version
 * @property {Buffer} pubKeyId
 * @property {string} userName
 * @property {string} [payloadSig]
 * @property {string} [payloadSigSize]
 */
export class SubTxRegisterPayload {
    /**
     * Serialize blockchain user payload
     * @param {BlockchainUserPayloadJSON} blockchainUserPayload
     * @return {Buffer} serialized payload
     */
    static serializeJSONToBuffer(blockchainUserPayload: BlockchainUserPayloadJSON): Buffer;

    /**
     * Parse raw blockchain user payload
     * @param {Buffer} rawPayload
     * @return {SubTxRegisterPayload}
     */
    static fromBuffer(rawPayload: Buffer): SubTxRegisterPayload;

    /**
     * Create new instance of payload from JSON
     * @param {string|BlockchainUserPayloadJSON} payloadJson
     * @return {SubTxRegisterPayload}
     */
    static fromJSON(payloadJson: string | BlockchainUserPayloadJSON): SubTxRegisterPayload;

    /**
     * Validate payload
     * @param {BlockchainUserPayloadJSON} blockchainUserPayload
     * @return {boolean}
     */
    static validatePayloadJSON(blockchainUserPayload: BlockchainUserPayloadJSON): boolean;

    /**
     * @param {string} userName
     * @return {SubTxRegisterPayload}
     */
    setUserName(userName: string): SubTxRegisterPayload;

    /**
     * @param {Buffer} pubKeyId
     * @return {SubTxRegisterPayload}
     */
    setPubKeyId(pubKeyId: Buffer): SubTxRegisterPayload;

    /**
     * Extracts and sets pubKeyId from private key
     * @param {string|PrivateKey} privateKey
     * @return {SubTxRegisterPayload}
     */
    setPubKeyIdFromPrivateKey(privateKey: string | PrivateKey): SubTxRegisterPayload;

    /**
     * Serializes payload to JSON
     * @param [options]
     * @param {boolean} options.skipSignature - skip signature part. Needed for creating new signature
     * @return {BlockchainUserPayloadJSON}
     */
    toJSON(options?: {
        skipSignature: boolean;
    }): BlockchainUserPayloadJSON;

    /**
     * Serialize payload to buffer
     * @param [options]
     * @param {boolean} options.skipSignature - skip signature part. Needed for creating new signature
     * @return {Buffer}
     */
    toBuffer(options?: {
        skipSignature: boolean;
    }): Buffer;

    /**
     * payload version
     */
    version: number;
    pubKeyId: Buffer;
    userName: string;
    payloadSig?: string;
    payloadSigSize?: string;
}