@node-dlc/messaging
Version:
DLC Messaging Protocol
122 lines • 4.29 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
exports.OrderAcceptContainer = exports.OrderAcceptV0 = exports.OrderAccept = void 0;
const bufio_1 = require("@node-dlc/bufio");
const MessageType_1 = require("../MessageType");
const getTlv_1 = require("../serialize/getTlv");
const OrderNegotiationFields_1 = require("./OrderNegotiationFields");
class OrderAccept {
static deserialize(buf) {
const reader = new bufio_1.BufferReader(buf);
const type = Number(reader.readUInt16BE());
switch (type) {
case MessageType_1.MessageType.OrderAcceptV0:
return OrderAcceptV0.deserialize(buf);
default:
throw new Error(`Order accept TLV type must be OrderAcceptV0`);
}
}
}
exports.OrderAccept = OrderAccept;
/**
* OrderAccept contains information about a node and indicates its
* acceptance of the new order offer. This is the second step towards
* order negotiation.
*/
class OrderAcceptV0 extends OrderAccept {
constructor() {
super(...arguments);
/**
* The type for order_accept_v0 message. order_accept_v0 = 62772
*/
this.type = OrderAcceptV0.type;
}
/**
* Deserializes an order_accept_v0 message
* @param buf
*/
static deserialize(buf) {
const instance = new OrderAcceptV0();
const reader = new bufio_1.BufferReader(buf);
reader.readUInt16BE(); // read type
instance.tempOrderId = reader.readBytes(32);
instance.negotiationFields = OrderNegotiationFields_1.OrderNegotiationFields.deserialize((0, getTlv_1.getTlv)(reader));
return instance;
}
/**
* Converts order_negotiation_fields_v0 to JSON
*/
toJSON() {
return {
type: this.type,
tempOrderId: this.tempOrderId.toString('hex'),
negotiationFields: this.negotiationFields.toJSON(),
};
}
/**
* Serializes the order_accept_v0 message into a Buffer
*/
serialize() {
const writer = new bufio_1.BufferWriter();
writer.writeUInt16BE(this.type);
writer.writeBytes(this.tempOrderId);
writer.writeBytes(this.negotiationFields.serialize());
return writer.toBuffer();
}
}
exports.OrderAcceptV0 = OrderAcceptV0;
OrderAcceptV0.type = MessageType_1.MessageType.OrderAcceptV0;
class OrderAcceptContainer {
constructor() {
this.accepts = [];
}
/**
* Adds an OrderAccept to the container.
* @param accept The OrderAccept to add.
*/
addAccept(accept) {
this.accepts.push(accept);
}
/**
* Returns all OrderAccepts in the container.
* @returns An array of OrderAccept instances.
*/
getAccepts() {
return this.accepts;
}
/**
* Serializes all OrderAccepts in the container to a Buffer.
* @returns A Buffer containing the serialized OrderAccepts.
*/
serialize() {
const writer = new bufio_1.BufferWriter();
// Write the number of accepts in the container first.
writer.writeBigSize(this.accepts.length);
// Serialize each accept and write it.
this.accepts.forEach((accept) => {
const serializedAccept = accept.serialize();
writer.writeBigSize(serializedAccept.length);
writer.writeBytes(serializedAccept);
});
return writer.toBuffer();
}
/**
* Deserializes a Buffer into an OrderAcceptContainer with OrderAccepts.
* @param buf The Buffer to deserialize.
* @returns An OrderAcceptContainer instance.
*/
static deserialize(buf) {
const reader = new bufio_1.BufferReader(buf);
const container = new OrderAcceptContainer();
const acceptsCount = reader.readBigSize();
for (let i = 0; i < acceptsCount; i++) {
const acceptLength = reader.readBigSize();
const acceptBuf = reader.readBytes(Number(acceptLength));
const accept = OrderAccept.deserialize(acceptBuf); // Adjust based on actual implementation.
container.addAccept(accept);
}
return container;
}
}
exports.OrderAcceptContainer = OrderAcceptContainer;
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