# All files / lib/messages OracleIdentifierV0.ts

92% Statements 23/25
100% Branches 0/0
60% Functions 3/5
92% Lines 23/25

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     import { BufferReader, BufferWriter } from '@node-dlc/bufio';

    import { MessageType } from '../MessageType';
    import { IDlcMessage } from './DlcMessage';

    export class OracleIdentifierV0 implements IDlcMessage {
      public static type = MessageType.OracleIdentifierV0;

      /**
       * Deserializes an oracle_event message
       * @param buf
       */
      public static deserialize(buf: Buffer): OracleIdentifierV0 {
        const instance = new OracleIdentifierV0();
        const reader = new BufferReader(buf);

        reader.readBigSize(); // read type
        instance.length = reader.readBigSize();

        const oracleNameLength = reader.readBigSize();
        const oracleNameBuf = reader.readBytes(Number(oracleNameLength));
        instance.oracleName = oracleNameBuf.toString();
        instance.oraclePubkey = reader.readBytes(32);

        return instance;
      }

      /**
       * The type for oracle_identifier message. oracle_identifier = 61472
       */
      public type = OracleIdentifierV0.type;

      public length: bigint;

      public oracleName: string;

      public oraclePubkey: Buffer;

      public validate(): void {
        return;
      }

      /**
       * Converts oracle_event to JSON
       */
      public toJSON(): IOracleIdentifierV0JSON {
        return {
          type: this.type,
          oracleName: this.oracleName,
          oraclePubkey: this.oraclePubkey.toString('hex'),
        };
      }

      /**
       * Serializes the oracle_event message into a Buffer
       */
      public serialize(): Buffer {
        const writer = new BufferWriter();
        writer.writeBigSize(this.type);

        const dataWriter = new BufferWriter();
        dataWriter.writeBigSize(this.oracleName.length);
        dataWriter.writeBytes(Buffer.from(this.oracleName));

        dataWriter.writeBytes(this.oraclePubkey);

        writer.writeBigSize(dataWriter.size);
        writer.writeBytes(dataWriter.toBuffer());

        return writer.toBuffer();
      }
    }

    export interface IOracleIdentifierV0JSON {
      type: number;
      oracleName: string;
      oraclePubkey: string;
    }