foreign/node/src/wire/command.utils.ts

/**
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */


import type { CommandResponse, ClientProvider } from '../client/client.type.js';

// export type ArgTypes<F extends Function> = F extends (...args: infer A) => any ? A : never;

export type Command<I, O> = {
  code: number,
  serialize: (args: I) => Buffer,
  deserialize: (r: CommandResponse) => O
}

// export function wrapCommand<I, O>(cmd: Command<I, O>) {
//   return (client: RawClient) =>
//     async (arg: I) => cmd.deserialize(
//       await client.sendCommand(cmd.code, cmd.serialize(arg))
//     );
// };


export function wrapCommand<I, O>(cmd: Command<I, O>) {
  return (getClient: ClientProvider) =>
    async (arg: I) => cmd.deserialize(
      await (await getClient()).sendCommand(cmd.code, cmd.serialize(arg))
    );
};