r2/proxy/client.js

const net = require("net");
const { Stick, MaxBodyLen } = require("./lib/stick");
const port = 4999;
const host = "192.168.100.173";
const { Message } = require("./Message");

const stick = new Stick(1024);
stick.setMaxBodyLen(MaxBodyLen["32K"], true);

var client = new net.Socket();
var game;

let _cb_ready_promise = null;

let _cb_ready = null;
let export_ready = (cb) => {
  _cb_ready_promise = new Promise((resolve, reject) => {
    _cb_ready = cb;
  });
  return _cb_ready_promise;
  
}

client.connect(port, host, function () {
  console.log("Connected");
  let param = {
    serial: 123456,
    route: "gate.gateHandler.queryEntry",
    params: {
      uid: "6516_2006_0xef59f6cc4d190a0ae576c46d4583e92b61174340",
    },
  };
  client.write(stick.makeData(Message.TYPE_REQUEST, JSON.stringify(param)));
});

client.on("data", function (data) {
  client.destroy(); // kill client after server's response
  stick.putData(data);
});

client.on("error", function (error) {
  console.log("Error: " + error);
});

client.on("close", function () {
  console.log("Connection closed");
});

stick.onBody((msgId, data) => {
  const len = data.readUInt16LE(0);
  const buf1 = data.subarray(2, 2 + len);
  const msg = JSON.parse(buf1);
  console.log(msgId, msg);
  data = JSON.parse(buf1);
  setTimeout(() => {
    const stick = new Stick(1024);
    stick.setMaxBodyLen(MaxBodyLen["32K"], true);
    game = new net.Socket();
    let step = 0;
    let serialno = 0;
    let serialcbs = {};
    let onPushed = {};

    onPushed["onChat"] = (msg) => {
      console.log(msg);
    };
    let _ready;

    function on(route) {
      return new Promise((resolve, reject) => {
        onPushed[route] = (msg) => {
          resolve(msg);
        };
      });
    }

    game.connect(data.port, data.host, async function () {
      console.log("Connected");
      if (_cb_ready_promise) {
        _cb_ready_promise.resolve();
      }

      let msg;
      msg = await rpc("connector.entryHandler.entry", { uid: "6516_2006_0x44b9bd78ed5e9d00bd83f270b3d97909e8c904dc" });
      console.log(msg);
      msg = await rpc("chat.chatHandler.joinWorldChannel", {});
      console.log(msg);
      msg = await rpc("chat.chatHandler.worldChat", { content: "hello" });
      console.log(msg);
      msg = await rpc("friend.friendHandler.findUser", { name: "Xiao" });
      console.log(msg);

      msg = await rpc("guild.guildHandler.createGuild", { guildName: "newGuild1", logo: "test001"});
      console.log(msg);

      msg = await rpc("guild.guildHandler.listGuild");
      console.log(msg);

      msg = await rpc("friend.friendHandler.sendFriendRequest", { fid: "6513_2006_md9nVaGIooStTM1D56NLblLosFhWhgxB"});
      console.log(msg);

      msg = await rpc("friend.friendHandler.acceptFriendRequest", { fid: "6513_2006_md9nVaGIooStTM1D56NLblLosFhWhgxB"});
      console.log(msg);

      msg = await rpc("friend.friendHandler.deleteFriend", { fid: "6513_2006_md9nVaGIooStTM1D56NLblLosFhWhgxB"});
      console.log(msg);

      game.destroy();
    });

    game.on("error", function (error) {
      console.log("Error: " + error);
    });
    game.on("close", function () {
      console.log("Connection closed");
    });
    game.on("data", function (data) {
      stick.putData(data);
    });

    stick.onBody((msgId, data) => {
      const len = data.readUInt16LE(0);
      const buf1 = data.subarray(2, 2 + len);
      const msg = JSON.parse(buf1);

      if (serialcbs[msg.serial]) {
        serialcbs[msg.serial](msg);
        delete serialcbs[msg.serial];
      }

      if (onPushed[msg.route]) {
        onPushed[msg.route](msg);
      }
    });

    function sendMessage(route, params, cb) {
      let param = {
        serial: serialno,
        route: route,
        params: params,
      }
      game.write(
        stick.makeData(Message.TYPE_REQUEST, JSON.stringify(param))
      );
      serialcbs[serialno] = cb;
      serialno++;
    }

    function rpc(route, params) {
      return new Promise((resolve, reject) => {
        sendMessage(route, params, (msg) => {
          if (msg.code == 200) {
            resolve(msg);
          } else {
            resolve(msg);
          }
        });
      });
    }
  }, 500);
});

module.exports = {
  ready: export_ready,
}