@node-dlc/messaging
Version:
DLC Messaging Protocol
67 lines • 2.83 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
exports.OracleEventContainer = void 0;
const bufio_1 = require("@node-dlc/bufio");
const MessageType_1 = require("../MessageType");
const getTlv_1 = require("../serialize/getTlv");
const OracleAnnouncement_1 = require("./OracleAnnouncement");
const OracleAttestation_1 = require("./OracleAttestation");
/**
* OracleEventContainer contains information about the oracles to be used in
* executing a DLC.
*/
class OracleEventContainer {
constructor() {
/**
* The type for oracle_info_v0 message. oracle_info_v0 = 42770
*/
this.type = OracleEventContainer.type;
}
/**
* Deserializes an oracle_info_v0 message
* @param buf
*/
static deserialize(buf) {
const instance = new OracleEventContainer();
const reader = new bufio_1.BufferReader(buf);
reader.readBigSize(); // read type
instance.length = reader.readBigSize();
const oracleNameLength = reader.readBigSize();
const oracleNameBuf = reader.readBytes(Number(oracleNameLength));
instance.oracleName = oracleNameBuf.toString();
const uriLength = reader.readBigSize();
const uriBuf = reader.readBytes(Number(uriLength));
instance.uri = uriBuf.toString();
instance.announcement = OracleAnnouncement_1.OracleAnnouncement.deserialize((0, getTlv_1.getTlv)(reader));
instance.attestation = OracleAttestation_1.OracleAttestation.deserialize((0, getTlv_1.getTlv)(reader));
const outcomeLength = reader.readBigSize();
const outcomeBuf = reader.readBytes(Number(outcomeLength));
instance.outcome = outcomeBuf.toString();
return instance;
}
validate() {
this.announcement.validate();
}
/**
* Serializes the oracle_info_v0 message into a Buffer
*/
serialize() {
const writer = new bufio_1.BufferWriter();
writer.writeBigSize(this.type);
const dataWriter = new bufio_1.BufferWriter();
dataWriter.writeBigSize(this.oracleName.length);
dataWriter.writeBytes(Buffer.from(this.oracleName));
dataWriter.writeBigSize(this.uri.length);
dataWriter.writeBytes(Buffer.from(this.uri));
dataWriter.writeBytes(this.announcement.serialize());
dataWriter.writeBytes(this.attestation.serialize());
dataWriter.writeBigSize(this.outcome.length);
dataWriter.writeBytes(Buffer.from(this.outcome));
writer.writeBigSize(dataWriter.size);
writer.writeBytes(dataWriter.toBuffer());
return writer.toBuffer();
}
}
exports.OracleEventContainer = OracleEventContainer;
OracleEventContainer.type = MessageType_1.MessageType.OracleEventContainer;
//# sourceMappingURL=OracleEventContainer.js.map