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| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 | 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 2x 2x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x | import { BufferReader, BufferWriter } from '@node-dlc/bufio';
import { MessageType } from '../MessageType';
import { IDlcMessage } from './DlcMessage';
/**
* DlcCancel message contains information about a node's desire to cancel
* a DLC contract negotiation.
*/
export class DlcCancel implements IDlcMessage {
public static type = MessageType.DlcCancel;
/**
* Deserializes a dlc_cancel message
* @param buf
*/
public static deserialize(buf: Buffer): DlcCancel {
const instance = new DlcCancel();
const reader = new BufferReader(buf);
reader.readUInt16BE(); // read type
instance.contractId = reader.readBytes(32);
instance.cancelType = reader.readUInt8();
return instance;
}
/**
* The type for dlc_cancel message. dlc_cancel = 52172
*/
public type = DlcCancel.type;
public contractId: Buffer;
public cancelType: CancelType = 0;
/**
* Serializes the dlc_cancel message into a Buffer
*/
public serialize(): Buffer {
const writer = new BufferWriter();
writer.writeUInt16BE(this.type);
writer.writeBytes(this.contractId);
writer.writeUInt8(this.cancelType);
return writer.toBuffer();
}
}
export enum CancelType {
Unknown = 0,
Market = 1,
Error = 2,
}
// Backward compatibility alias
export const DlcCancelV0 = DlcCancel;
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